diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm')
37 files changed, 926 insertions, 2027 deletions
diff --git a/drivers/gpu/drm/omapdrm/displays/Kconfig b/drivers/gpu/drm/omapdrm/displays/Kconfig index a349cb61961e..7b0bcb494b5c 100644 --- a/drivers/gpu/drm/omapdrm/displays/Kconfig +++ b/drivers/gpu/drm/omapdrm/displays/Kconfig @@ -6,23 +6,12 @@ config DRM_OMAP_ENCODER_OPA362 Driver for OPA362 external analog TV amplifier controlled through a GPIO. -config DRM_OMAP_ENCODER_TFP410 - tristate "TFP410 DPI to DVI Encoder" - help - Driver for TFP410 DPI to DVI encoder. - config DRM_OMAP_ENCODER_TPD12S015 tristate "TPD12S015 HDMI ESD protection and level shifter" help Driver for TPD12S015, which offers HDMI ESD protection and level shifting. -config DRM_OMAP_CONNECTOR_DVI - tristate "DVI Connector" - depends on I2C - help - Driver for a generic DVI connector. - config DRM_OMAP_CONNECTOR_HDMI tristate "HDMI Connector" help @@ -33,12 +22,6 @@ config DRM_OMAP_CONNECTOR_ANALOG_TV help Driver for a generic analog TV connector. -config DRM_OMAP_PANEL_DPI - tristate "Generic DPI panel" - depends on BACKLIGHT_CLASS_DEVICE - help - Driver for generic DPI panels. - config DRM_OMAP_PANEL_DSI_CM tristate "Generic DSI Command Mode Panel" depends on BACKLIGHT_CLASS_DEVICE diff --git a/drivers/gpu/drm/omapdrm/displays/Makefile b/drivers/gpu/drm/omapdrm/displays/Makefile index d99659e1381b..1db34d4fed64 100644 --- a/drivers/gpu/drm/omapdrm/displays/Makefile +++ b/drivers/gpu/drm/omapdrm/displays/Makefile @@ -1,11 +1,8 @@ # SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_DRM_OMAP_ENCODER_OPA362) += encoder-opa362.o -obj-$(CONFIG_DRM_OMAP_ENCODER_TFP410) += encoder-tfp410.o obj-$(CONFIG_DRM_OMAP_ENCODER_TPD12S015) += encoder-tpd12s015.o -obj-$(CONFIG_DRM_OMAP_CONNECTOR_DVI) += connector-dvi.o obj-$(CONFIG_DRM_OMAP_CONNECTOR_HDMI) += connector-hdmi.o obj-$(CONFIG_DRM_OMAP_CONNECTOR_ANALOG_TV) += connector-analog-tv.o -obj-$(CONFIG_DRM_OMAP_PANEL_DPI) += panel-dpi.o obj-$(CONFIG_DRM_OMAP_PANEL_DSI_CM) += panel-dsi-cm.o obj-$(CONFIG_DRM_OMAP_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o obj-$(CONFIG_DRM_OMAP_PANEL_LGPHILIPS_LB035Q02) += panel-lgphilips-lb035q02.o diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 28a3ce8f88d2..6c0561101874 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -35,50 +35,9 @@ static void tvc_disconnect(struct omap_dss_device *src, { } -static int tvc_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - int r; - - dev_dbg(ddata->dev, "enable\n"); - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return r; -} - -static void tvc_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - - dev_dbg(ddata->dev, "disable\n"); - - if (!omapdss_device_is_enabled(dssdev)) - return; - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - static const struct omap_dss_device_ops tvc_ops = { .connect = tvc_connect, .disconnect = tvc_disconnect, - - .enable = tvc_enable, - .disable = tvc_disable, }; static int tvc_probe(struct platform_device *pdev) @@ -97,6 +56,7 @@ static int tvc_probe(struct platform_device *pdev) dssdev->ops = &tvc_ops; dssdev->dev = &pdev->dev; dssdev->type = OMAP_DISPLAY_TYPE_VENC; + dssdev->display = true; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); @@ -109,12 +69,9 @@ static int tvc_probe(struct platform_device *pdev) static int __exit tvc_remove(struct platform_device *pdev) { struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; omapdss_device_unregister(&ddata->dssdev); - tvc_disable(dssdev); - return 0; } diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c deleted file mode 100644 index 24b14f44248e..000000000000 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ /dev/null @@ -1,330 +0,0 @@ -/* - * Generic DVI Connector driver - * - * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/gpio/consumer.h> -#include <linux/i2c.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> - -#include <drm/drm_edid.h> - -#include "../dss/omapdss.h" - -struct panel_drv_data { - struct omap_dss_device dssdev; - - struct i2c_adapter *i2c_adapter; - - struct gpio_desc *hpd_gpio; - - void (*hpd_cb)(void *cb_data, enum drm_connector_status status); - void *hpd_cb_data; - bool hpd_enabled; - /* mutex for hpd fields above */ - struct mutex hpd_lock; -}; - -#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) - -static int dvic_connect(struct omap_dss_device *src, - struct omap_dss_device *dst) -{ - return 0; -} - -static void dvic_disconnect(struct omap_dss_device *src, - struct omap_dss_device *dst) -{ -} - -static int dvic_enable(struct omap_dss_device *dssdev) -{ - struct omap_dss_device *src = dssdev->src; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void dvic_disable(struct omap_dss_device *dssdev) -{ - struct omap_dss_device *src = dssdev->src; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static int dvic_ddc_read(struct i2c_adapter *adapter, - unsigned char *buf, u16 count, u8 offset) -{ - int r, retries; - - for (retries = 3; retries > 0; retries--) { - struct i2c_msg msgs[] = { - { - .addr = DDC_ADDR, - .flags = 0, - .len = 1, - .buf = &offset, - }, { - .addr = DDC_ADDR, - .flags = I2C_M_RD, - .len = count, - .buf = buf, - } - }; - - r = i2c_transfer(adapter, msgs, 2); - if (r == 2) - return 0; - - if (r != -EAGAIN) - break; - } - - return r < 0 ? r : -EIO; -} - -static int dvic_read_edid(struct omap_dss_device *dssdev, - u8 *edid, int len) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - int r, l, bytes_read; - - l = min(EDID_LENGTH, len); - r = dvic_ddc_read(ddata->i2c_adapter, edid, l, 0); - if (r) - return r; - - bytes_read = l; - - /* if there are extensions, read second block */ - if (len > EDID_LENGTH && edid[0x7e] > 0) { - l = min(EDID_LENGTH, len - EDID_LENGTH); - - r = dvic_ddc_read(ddata->i2c_adapter, edid + EDID_LENGTH, - l, EDID_LENGTH); - if (r) - return r; - - bytes_read += l; - } - - return bytes_read; -} - -static bool dvic_detect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - unsigned char out; - int r; - - if (ddata->hpd_gpio) - return gpiod_get_value_cansleep(ddata->hpd_gpio); - - if (!ddata->i2c_adapter) - return true; - - r = dvic_ddc_read(ddata->i2c_adapter, &out, 1, 0); - - return r == 0; -} - -static void dvic_register_hpd_cb(struct omap_dss_device *dssdev, - void (*cb)(void *cb_data, - enum drm_connector_status status), - void *cb_data) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - mutex_lock(&ddata->hpd_lock); - ddata->hpd_cb = cb; - ddata->hpd_cb_data = cb_data; - mutex_unlock(&ddata->hpd_lock); -} - -static void dvic_unregister_hpd_cb(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - mutex_lock(&ddata->hpd_lock); - ddata->hpd_cb = NULL; - ddata->hpd_cb_data = NULL; - mutex_unlock(&ddata->hpd_lock); -} - -static const struct omap_dss_device_ops dvic_ops = { - .connect = dvic_connect, - .disconnect = dvic_disconnect, - - .enable = dvic_enable, - .disable = dvic_disable, - - .read_edid = dvic_read_edid, - .detect = dvic_detect, - - .register_hpd_cb = dvic_register_hpd_cb, - .unregister_hpd_cb = dvic_unregister_hpd_cb, -}; - -static irqreturn_t dvic_hpd_isr(int irq, void *data) -{ - struct panel_drv_data *ddata = data; - - mutex_lock(&ddata->hpd_lock); - if (ddata->hpd_enabled && ddata->hpd_cb) { - enum drm_connector_status status; - - if (dvic_detect(&ddata->dssdev)) - status = connector_status_connected; - else - status = connector_status_disconnected; - - ddata->hpd_cb(ddata->hpd_cb_data, status); - } - mutex_unlock(&ddata->hpd_lock); - - return IRQ_HANDLED; -} - -static int dvic_probe_of(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - struct device_node *adapter_node; - struct i2c_adapter *adapter; - struct gpio_desc *gpio; - int r; - - gpio = devm_gpiod_get_optional(&pdev->dev, "hpd", GPIOD_IN); - if (IS_ERR(gpio)) { - dev_err(&pdev->dev, "failed to parse HPD gpio\n"); - return PTR_ERR(gpio); - } - - ddata->hpd_gpio = gpio; - - mutex_init(&ddata->hpd_lock); - - if (ddata->hpd_gpio) { - r = devm_request_threaded_irq(&pdev->dev, - gpiod_to_irq(ddata->hpd_gpio), NULL, dvic_hpd_isr, - IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_ONESHOT, - "DVI HPD", ddata); - if (r) - return r; - } - - adapter_node = of_parse_phandle(node, "ddc-i2c-bus", 0); - if (adapter_node) { - adapter = of_get_i2c_adapter_by_node(adapter_node); - of_node_put(adapter_node); - if (adapter == NULL) { - dev_err(&pdev->dev, "failed to parse ddc-i2c-bus\n"); - return -EPROBE_DEFER; - } - - ddata->i2c_adapter = adapter; - } - - return 0; -} - -static int dvic_probe(struct platform_device *pdev) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - - r = dvic_probe_of(pdev); - if (r) - return r; - - dssdev = &ddata->dssdev; - dssdev->ops = &dvic_ops; - dssdev->dev = &pdev->dev; - dssdev->type = OMAP_DISPLAY_TYPE_DVI; - dssdev->owner = THIS_MODULE; - dssdev->of_ports = BIT(0); - - if (ddata->hpd_gpio) - dssdev->ops_flags |= OMAP_DSS_DEVICE_OP_DETECT - | OMAP_DSS_DEVICE_OP_HPD; - if (ddata->i2c_adapter) - dssdev->ops_flags |= OMAP_DSS_DEVICE_OP_DETECT - | OMAP_DSS_DEVICE_OP_EDID; - - omapdss_display_init(dssdev); - omapdss_device_register(dssdev); - - return 0; -} - -static int __exit dvic_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - - omapdss_device_unregister(&ddata->dssdev); - - dvic_disable(dssdev); - - i2c_put_adapter(ddata->i2c_adapter); - - mutex_destroy(&ddata->hpd_lock); - - return 0; -} - -static const struct of_device_id dvic_of_match[] = { - { .compatible = "omapdss,dvi-connector", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, dvic_of_match); - -static struct platform_driver dvi_connector_driver = { - .probe = dvic_probe, - .remove = __exit_p(dvic_remove), - .driver = { - .name = "connector-dvi", - .of_match_table = dvic_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(dvi_connector_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("Generic DVI Connector driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index e602fa4a50a4..68d6f6e44b03 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -41,44 +41,6 @@ static void hdmic_disconnect(struct omap_dss_device *src, { } -static int hdmic_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - int r; - - dev_dbg(ddata->dev, "enable\n"); - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return r; -} - -static void hdmic_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - - dev_dbg(ddata->dev, "disable\n"); - - if (!omapdss_device_is_enabled(dssdev)) - return; - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - static bool hdmic_detect(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -113,9 +75,6 @@ static const struct omap_dss_device_ops hdmic_ops = { .connect = hdmic_connect, .disconnect = hdmic_disconnect, - .enable = hdmic_enable, - .disable = hdmic_disable, - .detect = hdmic_detect, .register_hpd_cb = hdmic_register_hpd_cb, .unregister_hpd_cb = hdmic_unregister_hpd_cb, @@ -181,6 +140,7 @@ static int hdmic_probe(struct platform_device *pdev) dssdev->ops = &hdmic_ops; dssdev->dev = &pdev->dev; dssdev->type = OMAP_DISPLAY_TYPE_HDMI; + dssdev->display = true; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); dssdev->ops_flags = ddata->hpd_gpio @@ -196,12 +156,9 @@ static int hdmic_probe(struct platform_device *pdev) static int __exit hdmic_remove(struct platform_device *pdev) { struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; omapdss_device_unregister(&ddata->dssdev); - hdmic_disable(dssdev); - return 0; } diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c b/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c index 4fefd80f53bb..29a5a130ebd1 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c @@ -41,48 +41,20 @@ static void opa362_disconnect(struct omap_dss_device *src, omapdss_device_disconnect(dst, dst->next); } -static int opa362_enable(struct omap_dss_device *dssdev) +static void opa362_enable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - int r; - - dev_dbg(dssdev->dev, "enable\n"); - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; if (ddata->enable_gpio) gpiod_set_value_cansleep(ddata->enable_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; } static void opa362_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - - dev_dbg(dssdev->dev, "disable\n"); - - if (!omapdss_device_is_enabled(dssdev)) - return; if (ddata->enable_gpio) gpiod_set_value_cansleep(ddata->enable_gpio, 0); - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } static const struct omap_dss_device_ops opa362_ops = { @@ -116,7 +88,6 @@ static int opa362_probe(struct platform_device *pdev) dssdev->ops = &opa362_ops; dssdev->dev = &pdev->dev; dssdev->type = OMAP_DISPLAY_TYPE_VENC; - dssdev->output_type = OMAP_DISPLAY_TYPE_VENC; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(1) | BIT(0); @@ -141,13 +112,7 @@ static int __exit opa362_remove(struct platform_device *pdev) omapdss_device_put(dssdev->next); omapdss_device_unregister(&ddata->dssdev); - WARN_ON(omapdss_device_is_enabled(dssdev)); - if (omapdss_device_is_enabled(dssdev)) - opa362_disable(dssdev); - - WARN_ON(omapdss_device_is_connected(dssdev)); - if (omapdss_device_is_connected(dssdev)) - omapdss_device_disconnect(NULL, dssdev); + opa362_disable(dssdev); return 0; } diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c deleted file mode 100644 index f1a748353279..000000000000 --- a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c +++ /dev/null @@ -1,170 +0,0 @@ -/* - * TFP410 DPI-to-DVI encoder driver - * - * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/gpio/consumer.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> - -#include "../dss/omapdss.h" - -struct panel_drv_data { - struct omap_dss_device dssdev; - - struct gpio_desc *pd_gpio; -}; - -#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) - -static int tfp410_connect(struct omap_dss_device *src, - struct omap_dss_device *dst) -{ - return omapdss_device_connect(dst->dss, dst, dst->next); -} - -static void tfp410_disconnect(struct omap_dss_device *src, - struct omap_dss_device *dst) -{ - omapdss_device_disconnect(dst, dst->next); -} - -static int tfp410_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; - - if (ddata->pd_gpio) - gpiod_set_value_cansleep(ddata->pd_gpio, 0); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void tfp410_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - if (ddata->pd_gpio) - gpiod_set_value_cansleep(ddata->pd_gpio, 0); - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static const struct omap_dss_device_ops tfp410_ops = { - .connect = tfp410_connect, - .disconnect = tfp410_disconnect, - .enable = tfp410_enable, - .disable = tfp410_disable, -}; - -static int tfp410_probe(struct platform_device *pdev) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - struct gpio_desc *gpio; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - - /* Powerdown GPIO */ - gpio = devm_gpiod_get_optional(&pdev->dev, "powerdown", GPIOD_OUT_HIGH); - if (IS_ERR(gpio)) { - dev_err(&pdev->dev, "failed to parse powerdown gpio\n"); - return PTR_ERR(gpio); - } - - ddata->pd_gpio = gpio; - - dssdev = &ddata->dssdev; - dssdev->ops = &tfp410_ops; - dssdev->dev = &pdev->dev; - dssdev->type = OMAP_DISPLAY_TYPE_DPI; - dssdev->output_type = OMAP_DISPLAY_TYPE_DVI; - dssdev->owner = THIS_MODULE; - dssdev->of_ports = BIT(1) | BIT(0); - dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_POSEDGE - | DRM_BUS_FLAG_PIXDATA_POSEDGE; - - dssdev->next = omapdss_of_find_connected_device(pdev->dev.of_node, 1); - if (IS_ERR(dssdev->next)) { - if (PTR_ERR(dssdev->next) != -EPROBE_DEFER) - dev_err(&pdev->dev, "failed to find video sink\n"); - return PTR_ERR(dssdev->next); - } - - omapdss_device_register(dssdev); - - return 0; -} - -static int __exit tfp410_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - - if (dssdev->next) - omapdss_device_put(dssdev->next); - omapdss_device_unregister(&ddata->dssdev); - - WARN_ON(omapdss_device_is_enabled(dssdev)); - if (omapdss_device_is_enabled(dssdev)) - tfp410_disable(dssdev); - - WARN_ON(omapdss_device_is_connected(dssdev)); - if (omapdss_device_is_connected(dssdev)) - omapdss_device_disconnect(NULL, dssdev); - - return 0; -} - -static const struct of_device_id tfp410_of_match[] = { - { .compatible = "omapdss,ti,tfp410", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, tfp410_of_match); - -static struct platform_driver tfp410_driver = { - .probe = tfp410_probe, - .remove = __exit_p(tfp410_remove), - .driver = { - .name = "tfp410", - .of_match_table = tfp410_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(tfp410_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("TFP410 DPI to DVI encoder driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c b/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c index 94de55fd8884..bc03752d2762 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c @@ -62,35 +62,6 @@ static void tpd_disconnect(struct omap_dss_device *src, omapdss_device_disconnect(dst, dst->next); } -static int tpd_enable(struct omap_dss_device *dssdev) -{ - struct omap_dss_device *src = dssdev->src; - int r; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - r = src->ops->enable(src); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return r; -} - -static void tpd_disable(struct omap_dss_device *dssdev) -{ - struct omap_dss_device *src = dssdev->src; - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - static bool tpd_detect(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -124,8 +95,6 @@ static void tpd_unregister_hpd_cb(struct omap_dss_device *dssdev) static const struct omap_dss_device_ops tpd_ops = { .connect = tpd_connect, .disconnect = tpd_disconnect, - .enable = tpd_enable, - .disable = tpd_disable, .detect = tpd_detect, .register_hpd_cb = tpd_register_hpd_cb, .unregister_hpd_cb = tpd_unregister_hpd_cb, @@ -198,7 +167,6 @@ static int tpd_probe(struct platform_device *pdev) dssdev->ops = &tpd_ops; dssdev->dev = &pdev->dev; dssdev->type = OMAP_DISPLAY_TYPE_HDMI; - dssdev->output_type = OMAP_DISPLAY_TYPE_HDMI; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(1) | BIT(0); dssdev->ops_flags = OMAP_DSS_DEVICE_OP_DETECT @@ -225,14 +193,6 @@ static int __exit tpd_remove(struct platform_device *pdev) omapdss_device_put(dssdev->next); omapdss_device_unregister(&ddata->dssdev); - WARN_ON(omapdss_device_is_enabled(dssdev)); - if (omapdss_device_is_enabled(dssdev)) - tpd_disable(dssdev); - - WARN_ON(omapdss_device_is_connected(dssdev)); - if (omapdss_device_is_connected(dssdev)) - omapdss_device_disconnect(NULL, dssdev); - return 0; } diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c b/drivers/gpu/drm/omapdrm/displays/panel-dpi.c deleted file mode 100644 index 465120809eb3..000000000000 --- a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c +++ /dev/null @@ -1,221 +0,0 @@ -/* - * Generic MIPI DPI Panel Driver - * - * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/gpio/consumer.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> -#include <linux/of.h> -#include <linux/regulator/consumer.h> -#include <linux/backlight.h> - -#include <video/of_display_timing.h> - -#include "../dss/omapdss.h" - -struct panel_drv_data { - struct omap_dss_device dssdev; - - struct videomode vm; - - struct backlight_device *backlight; - - struct gpio_desc *enable_gpio; - struct regulator *vcc_supply; -}; - -#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) - -static int panel_dpi_connect(struct omap_dss_device *src, - struct omap_dss_device *dst) -{ - return 0; -} - -static void panel_dpi_disconnect(struct omap_dss_device *src, - struct omap_dss_device *dst) -{ -} - -static int panel_dpi_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; - - r = regulator_enable(ddata->vcc_supply); - if (r) { - src->ops->disable(src); - return r; - } - - gpiod_set_value_cansleep(ddata->enable_gpio, 1); - backlight_enable(ddata->backlight); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void panel_dpi_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - backlight_disable(ddata->backlight); - - gpiod_set_value_cansleep(ddata->enable_gpio, 0); - regulator_disable(ddata->vcc_supply); - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void panel_dpi_get_timings(struct omap_dss_device *dssdev, - struct videomode *vm) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *vm = ddata->vm; -} - -static const struct omap_dss_device_ops panel_dpi_ops = { - .connect = panel_dpi_connect, - .disconnect = panel_dpi_disconnect, - - .enable = panel_dpi_enable, - .disable = panel_dpi_disable, - - .get_timings = panel_dpi_get_timings, -}; - -static int panel_dpi_probe_of(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - int r; - struct display_timing timing; - struct gpio_desc *gpio; - - gpio = devm_gpiod_get_optional(&pdev->dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR(gpio)) - return PTR_ERR(gpio); - - ddata->enable_gpio = gpio; - - /* - * Many different panels are supported by this driver and there are - * probably very different needs for their reset pins in regards to - * timing and order relative to the enable gpio. So for now it's just - * ensured that the reset line isn't active. - */ - gpio = devm_gpiod_get_optional(&pdev->dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(gpio)) - return PTR_ERR(gpio); - - ddata->vcc_supply = devm_regulator_get(&pdev->dev, "vcc"); - if (IS_ERR(ddata->vcc_supply)) - return PTR_ERR(ddata->vcc_supply); - - ddata->backlight = devm_of_find_backlight(&pdev->dev); - - if (IS_ERR(ddata->backlight)) - return PTR_ERR(ddata->backlight); - - r = of_get_display_timing(node, "panel-timing", &timing); - if (r) { - dev_err(&pdev->dev, "failed to get video timing\n"); - return r; - } - - videomode_from_timing(&timing, &ddata->vm); - - return 0; -} - -static int panel_dpi_probe(struct platform_device *pdev) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (ddata == NULL) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - - r = panel_dpi_probe_of(pdev); - if (r) - return r; - - dssdev = &ddata->dssdev; - dssdev->dev = &pdev->dev; - dssdev->ops = &panel_dpi_ops; - dssdev->type = OMAP_DISPLAY_TYPE_DPI; - dssdev->owner = THIS_MODULE; - dssdev->of_ports = BIT(0); - drm_bus_flags_from_videomode(&ddata->vm, &dssdev->bus_flags); - - omapdss_display_init(dssdev); - omapdss_device_register(dssdev); - - return 0; -} - -static int __exit panel_dpi_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - - omapdss_device_unregister(dssdev); - - panel_dpi_disable(dssdev); - - return 0; -} - -static const struct of_device_id panel_dpi_of_match[] = { - { .compatible = "omapdss,panel-dpi", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, panel_dpi_of_match); - -static struct platform_driver panel_dpi_driver = { - .probe = panel_dpi_probe, - .remove = __exit_p(panel_dpi_remove), - .driver = { - .name = "panel-dpi", - .of_match_table = panel_dpi_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(panel_dpi_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("Generic MIPI DPI Panel Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c index 29692a5217c5..741a5e324767 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c @@ -24,6 +24,8 @@ #include <linux/of_device.h> #include <linux/regulator/consumer.h> +#include <drm/drm_connector.h> + #include <video/mipi_display.h> #include <video/of_display_timing.h> @@ -41,6 +43,7 @@ struct panel_drv_data { struct omap_dss_device dssdev; + struct omap_dss_device *src; struct videomode vm; @@ -141,7 +144,7 @@ static void hw_guard_wait(struct panel_drv_data *ddata) static int dsicm_dcs_read_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 *data) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; int r; u8 buf[1]; @@ -157,14 +160,14 @@ static int dsicm_dcs_read_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 *data) static int dsicm_dcs_write_0(struct panel_drv_data *ddata, u8 dcs_cmd) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; return src->ops->dsi.dcs_write(src, ddata->channel, &dcs_cmd, 1); } static int dsicm_dcs_write_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 param) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; u8 buf[2] = { dcs_cmd, param }; return src->ops->dsi.dcs_write(src, ddata->channel, buf, 2); @@ -173,7 +176,7 @@ static int dsicm_dcs_write_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 param) static int dsicm_sleep_in(struct panel_drv_data *ddata) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; u8 cmd; int r; @@ -228,7 +231,7 @@ static int dsicm_get_id(struct panel_drv_data *ddata, u8 *id1, u8 *id2, u8 *id3) static int dsicm_set_update_window(struct panel_drv_data *ddata, u16 x, u16 y, u16 w, u16 h) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; int r; u16 x1 = x; u16 x2 = x + w - 1; @@ -275,7 +278,7 @@ static void dsicm_cancel_ulps_work(struct panel_drv_data *ddata) static int dsicm_enter_ulps(struct panel_drv_data *ddata) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; int r; if (ddata->ulps_enabled) @@ -309,18 +312,13 @@ err: static int dsicm_exit_ulps(struct panel_drv_data *ddata) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; int r; if (!ddata->ulps_enabled) return 0; - r = src->ops->enable(src); - if (r) { - dev_err(&ddata->pdev->dev, "failed to enable DSI\n"); - goto err1; - } - + src->ops->enable(src); src->ops->dsi.enable_hs(src, ddata->channel, true); r = _dsicm_enable_te(ddata, true); @@ -347,7 +345,7 @@ err2: enable_irq(gpiod_to_irq(ddata->ext_te_gpio)); ddata->ulps_enabled = false; } -err1: + dsicm_queue_ulps_work(ddata); return r; @@ -366,7 +364,7 @@ static int dsicm_wake_up(struct panel_drv_data *ddata) static int dsicm_bl_update_status(struct backlight_device *dev) { struct panel_drv_data *ddata = dev_get_drvdata(&dev->dev); - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; int r = 0; int level; @@ -414,7 +412,7 @@ static ssize_t dsicm_num_errors_show(struct device *dev, { struct platform_device *pdev = to_platform_device(dev); struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; u8 errors = 0; int r; @@ -446,7 +444,7 @@ static ssize_t dsicm_hw_revision_show(struct device *dev, { struct platform_device *pdev = to_platform_device(dev); struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; u8 id1, id2, id3; int r; @@ -478,7 +476,7 @@ static ssize_t dsicm_store_ulps(struct device *dev, { struct platform_device *pdev = to_platform_device(dev); struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; unsigned long t; int r; @@ -528,7 +526,7 @@ static ssize_t dsicm_store_ulps_timeout(struct device *dev, { struct platform_device *pdev = to_platform_device(dev); struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; unsigned long t; int r; @@ -603,7 +601,7 @@ static void dsicm_hw_reset(struct panel_drv_data *ddata) static int dsicm_power_on(struct panel_drv_data *ddata) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; u8 id1, id2, id3; int r; struct omap_dss_dsi_config dsi_config = { @@ -649,11 +647,7 @@ static int dsicm_power_on(struct panel_drv_data *ddata) goto err_vddi; } - r = src->ops->enable(src); - if (r) { - dev_err(&ddata->pdev->dev, "failed to enable DSI\n"); - goto err_vddi; - } + src->ops->enable(src); dsicm_hw_reset(ddata); @@ -722,7 +716,7 @@ err_vpnl: static void dsicm_power_off(struct panel_drv_data *ddata) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; int r; src->ops->dsi.disable_video_output(src, ddata->channel); @@ -776,6 +770,7 @@ static int dsicm_connect(struct omap_dss_device *src, return r; } + ddata->src = src; return 0; } @@ -785,28 +780,17 @@ static void dsicm_disconnect(struct omap_dss_device *src, struct panel_drv_data *ddata = to_panel_data(dst); src->ops->dsi.release_vc(src, ddata->channel); + ddata->src = NULL; } -static int dsicm_enable(struct omap_dss_device *dssdev) +static void dsicm_enable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; + struct omap_dss_device *src = ddata->src; int r; - dev_dbg(&ddata->pdev->dev, "enable\n"); - mutex_lock(&ddata->lock); - if (!omapdss_device_is_connected(dssdev)) { - r = -ENODEV; - goto err; - } - - if (omapdss_device_is_enabled(dssdev)) { - r = 0; - goto err; - } - src->ops->dsi.bus_lock(src); r = dsicm_power_on(ddata); @@ -816,27 +800,22 @@ static int dsicm_enable(struct omap_dss_device *dssdev) if (r) goto err; - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - mutex_unlock(&ddata->lock); dsicm_bl_power(ddata, true); - return 0; + return; err: - dev_dbg(&ddata->pdev->dev, "enable failed\n"); + dev_dbg(&ddata->pdev->dev, "enable failed (%d)\n", r); mutex_unlock(&ddata->lock); - return r; } static void dsicm_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; + struct omap_dss_device *src = ddata->src; int r; - dev_dbg(&ddata->pdev->dev, "disable\n"); - dsicm_bl_power(ddata, false); mutex_lock(&ddata->lock); @@ -845,23 +824,19 @@ static void dsicm_disable(struct omap_dss_device *dssdev) src->ops->dsi.bus_lock(src); - if (omapdss_device_is_enabled(dssdev)) { - r = dsicm_wake_up(ddata); - if (!r) - dsicm_power_off(ddata); - } + r = dsicm_wake_up(ddata); + if (!r) + dsicm_power_off(ddata); src->ops->dsi.bus_unlock(src); - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; - mutex_unlock(&ddata->lock); } static void dsicm_framedone_cb(int err, void *data) { struct panel_drv_data *ddata = data; - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; dev_dbg(&ddata->pdev->dev, "framedone, err %d\n", err); src->ops->dsi.bus_unlock(src); @@ -870,7 +845,7 @@ static void dsicm_framedone_cb(int err, void *data) static irqreturn_t dsicm_te_isr(int irq, void *data) { struct panel_drv_data *ddata = data; - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; int old; int r; @@ -896,7 +871,7 @@ static void dsicm_te_timeout_work_callback(struct work_struct *work) { struct panel_drv_data *ddata = container_of(work, struct panel_drv_data, te_timeout_work.work); - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; dev_err(&ddata->pdev->dev, "TE not received for 250ms!\n"); @@ -908,7 +883,7 @@ static int dsicm_update(struct omap_dss_device *dssdev, u16 x, u16 y, u16 w, u16 h) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; + struct omap_dss_device *src = ddata->src; int r; dev_dbg(&ddata->pdev->dev, "update %d, %d, %d x %d\n", x, y, w, h); @@ -954,7 +929,7 @@ err: static int dsicm_sync(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; + struct omap_dss_device *src = ddata->src; dev_dbg(&ddata->pdev->dev, "sync\n"); @@ -970,7 +945,7 @@ static int dsicm_sync(struct omap_dss_device *dssdev) static int _dsicm_enable_te(struct panel_drv_data *ddata, bool enable) { - struct omap_dss_device *src = ddata->dssdev.src; + struct omap_dss_device *src = ddata->src; int r; if (enable) @@ -990,7 +965,7 @@ static int _dsicm_enable_te(struct panel_drv_data *ddata, bool enable) static int dsicm_enable_te(struct omap_dss_device *dssdev, bool enable) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; + struct omap_dss_device *src = ddata->src; int r; mutex_lock(&ddata->lock); @@ -1041,7 +1016,7 @@ static int dsicm_memory_read(struct omap_dss_device *dssdev, u16 x, u16 y, u16 w, u16 h) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; + struct omap_dss_device *src = ddata->src; int r; int first = 1; int plen; @@ -1123,7 +1098,7 @@ static void dsicm_ulps_work(struct work_struct *work) struct panel_drv_data *ddata = container_of(work, struct panel_drv_data, ulps_work.work); struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *src = dssdev->src; + struct omap_dss_device *src = ddata->src; mutex_lock(&ddata->lock); @@ -1140,29 +1115,32 @@ static void dsicm_ulps_work(struct work_struct *work) mutex_unlock(&ddata->lock); } -static void dsicm_get_timings(struct omap_dss_device *dssdev, - struct videomode *vm) +static int dsicm_get_modes(struct omap_dss_device *dssdev, + struct drm_connector *connector) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *vm = ddata->vm; + connector->display_info.width_mm = ddata->width_mm; + connector->display_info.height_mm = ddata->height_mm; + + return omapdss_display_get_modes(connector, &ddata->vm); } static int dsicm_check_timings(struct omap_dss_device *dssdev, - struct videomode *vm) + struct drm_display_mode *mode) { struct panel_drv_data *ddata = to_panel_data(dssdev); int ret = 0; - if (vm->hactive != ddata->vm.hactive) + if (mode->hdisplay != ddata->vm.hactive) ret = -EINVAL; - if (vm->vactive != ddata->vm.vactive) + if (mode->vdisplay != ddata->vm.vactive) ret = -EINVAL; if (ret) { dev_warn(dssdev->dev, "wrong resolution: %d x %d", - vm->hactive, vm->vactive); + mode->hdisplay, mode->vdisplay); dev_warn(dssdev->dev, "panel resolution: %d x %d", ddata->vm.hactive, ddata->vm.vactive); } @@ -1170,15 +1148,6 @@ static int dsicm_check_timings(struct omap_dss_device *dssdev, return ret; } -static void dsicm_get_size(struct omap_dss_device *dssdev, - unsigned int *width, unsigned int *height) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *width = ddata->width_mm; - *height = ddata->height_mm; -} - static const struct omap_dss_device_ops dsicm_ops = { .connect = dsicm_connect, .disconnect = dsicm_disconnect, @@ -1186,7 +1155,7 @@ static const struct omap_dss_device_ops dsicm_ops = { .enable = dsicm_enable, .disable = dsicm_disable, - .get_timings = dsicm_get_timings, + .get_modes = dsicm_get_modes, .check_timings = dsicm_check_timings, }; @@ -1194,8 +1163,6 @@ static const struct omap_dss_driver dsicm_dss_driver = { .update = dsicm_update, .sync = dsicm_sync, - .get_size = dsicm_get_size, - .enable_te = dsicm_enable_te, .get_te = dsicm_get_te, @@ -1305,8 +1272,10 @@ static int dsicm_probe(struct platform_device *pdev) dssdev->ops = &dsicm_ops; dssdev->driver = &dsicm_dss_driver; dssdev->type = OMAP_DISPLAY_TYPE_DSI; + dssdev->display = true; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE | OMAP_DSS_DISPLAY_CAP_TEAR_ELIM; @@ -1385,8 +1354,9 @@ static int __exit dsicm_remove(struct platform_device *pdev) omapdss_device_unregister(dssdev); - dsicm_disable(dssdev); - omapdss_device_disconnect(dssdev->src, dssdev); + if (omapdss_device_is_enabled(dssdev)) + dsicm_disable(dssdev); + omapdss_device_disconnect(ddata->src, dssdev); sysfs_remove_group(&pdev->dev.kobj, &dsicm_attr_group); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index f6ef8ff964dd..99f2350d462c 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -123,52 +123,28 @@ static void lb035q02_disconnect(struct omap_dss_device *src, { } -static int lb035q02_enable(struct omap_dss_device *dssdev) +static void lb035q02_enable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; if (ddata->enable_gpio) gpiod_set_value_cansleep(ddata->enable_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; } static void lb035q02_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - - if (!omapdss_device_is_enabled(dssdev)) - return; if (ddata->enable_gpio) gpiod_set_value_cansleep(ddata->enable_gpio, 0); - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } -static void lb035q02_get_timings(struct omap_dss_device *dssdev, - struct videomode *vm) +static int lb035q02_get_modes(struct omap_dss_device *dssdev, + struct drm_connector *connector) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *vm = ddata->vm; + return omapdss_display_get_modes(connector, &ddata->vm); } static const struct omap_dss_device_ops lb035q02_ops = { @@ -178,7 +154,7 @@ static const struct omap_dss_device_ops lb035q02_ops = { .enable = lb035q02_enable, .disable = lb035q02_disable, - .get_timings = lb035q02_get_timings, + .get_modes = lb035q02_get_modes, }; static int lb035q02_probe_of(struct spi_device *spi) @@ -221,16 +197,19 @@ static int lb035q02_panel_spi_probe(struct spi_device *spi) dssdev->dev = &spi->dev; dssdev->ops = &lb035q02_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; + dssdev->display = true; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; /* * Note: According to the panel documentation: * DE is active LOW * DATA needs to be driven on the FALLING edge */ - dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_NEGEDGE - | DRM_BUS_FLAG_PIXDATA_POSEDGE; + dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH + | DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE + | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE; omapdss_display_init(dssdev); omapdss_device_register(dssdev); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index f445de6369f7..c2409815a204 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -118,50 +118,26 @@ static void nec_8048_disconnect(struct omap_dss_device *src, { } -static int nec_8048_enable(struct omap_dss_device *dssdev) +static void nec_8048_enable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; gpiod_set_value_cansleep(ddata->res_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; } static void nec_8048_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - - if (!omapdss_device_is_enabled(dssdev)) - return; gpiod_set_value_cansleep(ddata->res_gpio, 0); - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } -static void nec_8048_get_timings(struct omap_dss_device *dssdev, - struct videomode *vm) +static int nec_8048_get_modes(struct omap_dss_device *dssdev, + struct drm_connector *connector) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *vm = ddata->vm; + return omapdss_display_get_modes(connector, &ddata->vm); } static const struct omap_dss_device_ops nec_8048_ops = { @@ -171,7 +147,7 @@ static const struct omap_dss_device_ops nec_8048_ops = { .enable = nec_8048_enable, .disable = nec_8048_disable, - .get_timings = nec_8048_get_timings, + .get_modes = nec_8048_get_modes, }; static int nec_8048_probe(struct spi_device *spi) @@ -216,10 +192,13 @@ static int nec_8048_probe(struct spi_device *spi) dssdev->dev = &spi->dev; dssdev->ops = &nec_8048_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; + dssdev->display = true; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); - dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_POSEDGE - | DRM_BUS_FLAG_PIXDATA_POSEDGE; + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; + dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH + | DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE + | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE; omapdss_display_init(dssdev); omapdss_device_register(dssdev); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index 64b1369cb274..9c545de430f6 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -62,29 +62,22 @@ static void sharp_ls_disconnect(struct omap_dss_device *src, { } -static int sharp_ls_enable(struct omap_dss_device *dssdev) +static void sharp_ls_pre_enable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; int r; - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - if (ddata->vcc) { r = regulator_enable(ddata->vcc); - if (r != 0) - return r; + if (r) + dev_err(dssdev->dev, "%s: failed to enable regulator\n", + __func__); } +} - r = src->ops->enable(src); - if (r) { - regulator_disable(ddata->vcc); - return r; - } +static void sharp_ls_enable(struct omap_dss_device *dssdev) +{ + struct panel_drv_data *ddata = to_panel_data(dssdev); /* wait couple of vsyncs until enabling the LCD */ msleep(50); @@ -94,19 +87,11 @@ static int sharp_ls_enable(struct omap_dss_device *dssdev) if (ddata->ini_gpio) gpiod_set_value_cansleep(ddata->ini_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; } static void sharp_ls_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - - if (!omapdss_device_is_enabled(dssdev)) - return; if (ddata->ini_gpio) gpiod_set_value_cansleep(ddata->ini_gpio, 0); @@ -115,33 +100,35 @@ static void sharp_ls_disable(struct omap_dss_device *dssdev) gpiod_set_value_cansleep(ddata->resb_gpio, 0); /* wait at least 5 vsyncs after disabling the LCD */ - msleep(100); +} - src->ops->disable(src); +static void sharp_ls_post_disable(struct omap_dss_device *dssdev) +{ + struct panel_drv_data *ddata = to_panel_data(dssdev); if (ddata->vcc) regulator_disable(ddata->vcc); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } -static void sharp_ls_get_timings(struct omap_dss_device *dssdev, - struct videomode *vm) +static int sharp_ls_get_modes(struct omap_dss_device *dssdev, + struct drm_connector *connector) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *vm = ddata->vm; + return omapdss_display_get_modes(connector, &ddata->vm); } static const struct omap_dss_device_ops sharp_ls_ops = { .connect = sharp_ls_connect, .disconnect = sharp_ls_disconnect, + .pre_enable = sharp_ls_pre_enable, .enable = sharp_ls_enable, .disable = sharp_ls_disable, + .post_disable = sharp_ls_post_disable, - .get_timings = sharp_ls_get_timings, + .get_modes = sharp_ls_get_modes, }; static int sharp_ls_get_gpio_of(struct device *dev, int index, int val, @@ -220,15 +207,18 @@ static int sharp_ls_probe(struct platform_device *pdev) dssdev->dev = &pdev->dev; dssdev->ops = &sharp_ls_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; + dssdev->display = true; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; /* * Note: According to the panel documentation: * DATA needs to be driven on the FALLING edge */ - dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_NEGEDGE - | DRM_BUS_FLAG_PIXDATA_POSEDGE; + dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH + | DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE + | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE; omapdss_display_init(dssdev); omapdss_device_register(dssdev); @@ -243,7 +233,10 @@ static int __exit sharp_ls_remove(struct platform_device *pdev) omapdss_device_unregister(dssdev); - sharp_ls_disable(dssdev); + if (omapdss_device_is_enabled(dssdev)) { + sharp_ls_disable(dssdev); + sharp_ls_post_disable(dssdev); + } return 0; } diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index e04663856b31..2038def14ba1 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -516,17 +516,9 @@ static void acx565akm_disconnect(struct omap_dss_device *src, static int acx565akm_panel_power_on(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - int r; dev_dbg(&ddata->spi->dev, "%s\n", __func__); - r = src->ops->enable(src); - if (r) { - pr_err("%s sdi enable failed\n", __func__); - return r; - } - /*FIXME tweak me */ msleep(50); @@ -562,7 +554,6 @@ static int acx565akm_panel_power_on(struct omap_dss_device *dssdev) static void acx565akm_panel_power_off(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; dev_dbg(dssdev->dev, "%s\n", __func__); @@ -585,56 +576,32 @@ static void acx565akm_panel_power_off(struct omap_dss_device *dssdev) /* FIXME need to tweak this delay */ msleep(100); - - src->ops->disable(src); } -static int acx565akm_enable(struct omap_dss_device *dssdev) +static void acx565akm_enable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - int r; - - dev_dbg(dssdev->dev, "%s\n", __func__); - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; mutex_lock(&ddata->mutex); - r = acx565akm_panel_power_on(dssdev); + acx565akm_panel_power_on(dssdev); mutex_unlock(&ddata->mutex); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; } static void acx565akm_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - dev_dbg(dssdev->dev, "%s\n", __func__); - - if (!omapdss_device_is_enabled(dssdev)) - return; - mutex_lock(&ddata->mutex); acx565akm_panel_power_off(dssdev); mutex_unlock(&ddata->mutex); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } -static void acx565akm_get_timings(struct omap_dss_device *dssdev, - struct videomode *vm) +static int acx565akm_get_modes(struct omap_dss_device *dssdev, + struct drm_connector *connector) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *vm = ddata->vm; + return omapdss_display_get_modes(connector, &ddata->vm); } static const struct omap_dss_device_ops acx565akm_ops = { @@ -644,7 +611,7 @@ static const struct omap_dss_device_ops acx565akm_ops = { .enable = acx565akm_enable, .disable = acx565akm_disable, - .get_timings = acx565akm_get_timings, + .get_modes = acx565akm_get_modes, }; static int acx565akm_probe(struct spi_device *spi) @@ -739,10 +706,13 @@ static int acx565akm_probe(struct spi_device *spi) dssdev->dev = &spi->dev; dssdev->ops = &acx565akm_ops; dssdev->type = OMAP_DISPLAY_TYPE_SDI; + dssdev->display = true; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); - dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_NEGEDGE - | DRM_BUS_FLAG_PIXDATA_POSEDGE; + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; + dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH + | DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE + | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE; omapdss_display_init(dssdev); omapdss_device_register(dssdev); @@ -766,7 +736,8 @@ static int acx565akm_remove(struct spi_device *spi) omapdss_device_unregister(dssdev); - acx565akm_disable(dssdev); + if (omapdss_device_is_enabled(dssdev)) + acx565akm_disable(dssdev); return 0; } diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 7ddc8c574a61..2ad161e33106 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -35,6 +35,8 @@ struct panel_drv_data { struct videomode vm; + struct backlight_device *backlight; + struct spi_device *spi_dev; }; @@ -169,24 +171,12 @@ static void td028ttec1_panel_disconnect(struct omap_dss_device *src, { } -static int td028ttec1_panel_enable(struct omap_dss_device *dssdev) +static void td028ttec1_panel_enable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; + int r = 0; - dev_dbg(dssdev->dev, "td028ttec1_panel_enable() - state %d\n", - dssdev->state); + dev_dbg(dssdev->dev, "%s: state %d\n", __func__, dssdev->state); /* three times command zero */ r |= jbt_ret_write_0(ddata, 0x00); @@ -197,8 +187,8 @@ static int td028ttec1_panel_enable(struct omap_dss_device *dssdev) usleep_range(1000, 2000); if (r) { - dev_warn(dssdev->dev, "transfer error\n"); - goto transfer_err; + dev_warn(dssdev->dev, "%s: transfer error\n", __func__); + return; } /* deep standby out */ @@ -268,20 +258,17 @@ static int td028ttec1_panel_enable(struct omap_dss_device *dssdev) r |= jbt_ret_write_0(ddata, JBT_REG_DISPLAY_ON); - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - -transfer_err: + if (r) + dev_err(dssdev->dev, "%s: write error\n", __func__); - return r ? -EIO : 0; + backlight_enable(ddata->backlight); } static void td028ttec1_panel_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - if (!omapdss_device_is_enabled(dssdev)) - return; + backlight_disable(ddata->backlight); dev_dbg(dssdev->dev, "td028ttec1_panel_disable()\n"); @@ -289,18 +276,14 @@ static void td028ttec1_panel_disable(struct omap_dss_device *dssdev) jbt_reg_write_2(ddata, JBT_REG_OUTPUT_CONTROL, 0x8002); jbt_ret_write_0(ddata, JBT_REG_SLEEP_IN); jbt_reg_write_1(ddata, JBT_REG_POWER_ON_OFF, 0x00); - - src->ops->disable(src); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } -static void td028ttec1_panel_get_timings(struct omap_dss_device *dssdev, - struct videomode *vm) +static int td028ttec1_panel_get_modes(struct omap_dss_device *dssdev, + struct drm_connector *connector) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *vm = ddata->vm; + return omapdss_display_get_modes(connector, &ddata->vm); } static const struct omap_dss_device_ops td028ttec1_ops = { @@ -310,7 +293,7 @@ static const struct omap_dss_device_ops td028ttec1_ops = { .enable = td028ttec1_panel_enable, .disable = td028ttec1_panel_disable, - .get_timings = td028ttec1_panel_get_timings, + .get_modes = td028ttec1_panel_get_modes, }; static int td028ttec1_panel_probe(struct spi_device *spi) @@ -334,6 +317,10 @@ static int td028ttec1_panel_probe(struct spi_device *spi) if (ddata == NULL) return -ENOMEM; + ddata->backlight = devm_of_find_backlight(&spi->dev); + if (IS_ERR(ddata->backlight)) + return PTR_ERR(ddata->backlight); + dev_set_drvdata(&spi->dev, ddata); ddata->spi_dev = spi; @@ -344,15 +331,18 @@ static int td028ttec1_panel_probe(struct spi_device *spi) dssdev->dev = &spi->dev; dssdev->ops = &td028ttec1_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; + dssdev->display = true; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; /* * Note: According to the panel documentation: * SYNC needs to be driven on the FALLING edge */ - dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_POSEDGE - | DRM_BUS_FLAG_PIXDATA_NEGEDGE; + dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH + | DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE + | DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE; omapdss_display_init(dssdev); omapdss_device_register(dssdev); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 8440fcb744d9..0b692fc7e5ea 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -320,22 +320,11 @@ static void tpo_td043_disconnect(struct omap_dss_device *src, { } -static int tpo_td043_enable(struct omap_dss_device *dssdev) +static void tpo_td043_enable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; int r; - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - r = src->ops->enable(src); - if (r) - return r; - /* * If we are resuming from system suspend, SPI clocks might not be * enabled yet, so we'll program the LCD from SPI PM resume callback. @@ -343,38 +332,27 @@ static int tpo_td043_enable(struct omap_dss_device *dssdev) if (!ddata->spi_suspended) { r = tpo_td043_power_on(ddata); if (r) { - src->ops->disable(src); - return r; + dev_err(&ddata->spi->dev, "%s: power on failed (%d)\n", + __func__, r); + return; } } - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; } static void tpo_td043_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *src = dssdev->src; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - src->ops->disable(src); if (!ddata->spi_suspended) tpo_td043_power_off(ddata); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } -static void tpo_td043_get_timings(struct omap_dss_device *dssdev, - struct videomode *vm) +static int tpo_td043_get_modes(struct omap_dss_device *dssdev, + struct drm_connector *connector) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *vm = ddata->vm; + return omapdss_display_get_modes(connector, &ddata->vm); } static const struct omap_dss_device_ops tpo_td043_ops = { @@ -384,7 +362,7 @@ static const struct omap_dss_device_ops tpo_td043_ops = { .enable = tpo_td043_enable, .disable = tpo_td043_disable, - .get_timings = tpo_td043_get_timings, + .get_modes = tpo_td043_get_modes, }; static int tpo_td043_probe(struct spi_device *spi) @@ -442,15 +420,18 @@ static int tpo_td043_probe(struct spi_device *spi) dssdev->dev = &spi->dev; dssdev->ops = &tpo_td043_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; + dssdev->display = true; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; /* * Note: According to the panel documentation: * SYNC needs to be driven on the FALLING edge */ - dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_POSEDGE - | DRM_BUS_FLAG_PIXDATA_NEGEDGE; + dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH + | DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE + | DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE; omapdss_display_init(dssdev); omapdss_device_register(dssdev); @@ -467,7 +448,8 @@ static int tpo_td043_remove(struct spi_device *spi) omapdss_device_unregister(dssdev); - tpo_td043_disable(dssdev); + if (omapdss_device_is_enabled(dssdev)) + tpo_td043_disable(dssdev); sysfs_remove_group(&spi->dev.kobj, &tpo_td043_attr_group); diff --git a/drivers/gpu/drm/omapdrm/dss/base.c b/drivers/gpu/drm/omapdrm/dss/base.c index 472f56e3de70..f8dad99013e8 100644 --- a/drivers/gpu/drm/omapdrm/dss/base.c +++ b/drivers/gpu/drm/omapdrm/dss/base.c @@ -19,6 +19,7 @@ #include <linux/mutex.h> #include <linux/of.h> #include <linux/of_graph.h> +#include <linux/platform_device.h> #include "dss.h" #include "omapdss.h" @@ -112,13 +113,12 @@ void omapdss_device_put(struct omap_dss_device *dssdev) } EXPORT_SYMBOL(omapdss_device_put); -struct omap_dss_device *omapdss_find_device_by_port(struct device_node *src, - unsigned int port) +struct omap_dss_device *omapdss_find_device_by_node(struct device_node *node) { struct omap_dss_device *dssdev; list_for_each_entry(dssdev, &omapdss_devices_list, list) { - if (dssdev->dev->of_node == src && dssdev->of_ports & BIT(port)) + if (dssdev->dev->of_node == node) return omapdss_device_get(dssdev); } @@ -126,13 +126,10 @@ struct omap_dss_device *omapdss_find_device_by_port(struct device_node *src, } /* - * Search for the next device starting at @from. The type argument specfies - * which device types to consider when searching. Searching for multiple types - * is supported by and'ing their type flags. Release the reference to the @from - * device, and acquire a reference to the returned device if found. + * Search for the next output device starting at @from. Release the reference to + * the @from device, and acquire a reference to the returned device if found. */ -struct omap_dss_device *omapdss_device_get_next(struct omap_dss_device *from, - enum omap_dss_device_type type) +struct omap_dss_device *omapdss_device_next_output(struct omap_dss_device *from) { struct omap_dss_device *dssdev; struct list_head *list; @@ -160,15 +157,8 @@ struct omap_dss_device *omapdss_device_get_next(struct omap_dss_device *from, goto done; } - /* - * Accept display entities if the display type is requested, - * and output entities if the output type is requested. - */ - if ((type & OMAP_DSS_DEVICE_TYPE_DISPLAY) && - !dssdev->output_type) - goto done; - if ((type & OMAP_DSS_DEVICE_TYPE_OUTPUT) && dssdev->id && - dssdev->next) + if (dssdev->id && + (dssdev->next || dssdev->bridge || dssdev->panel)) goto done; } @@ -183,7 +173,12 @@ done: mutex_unlock(&omapdss_devices_lock); return dssdev; } -EXPORT_SYMBOL(omapdss_device_get_next); +EXPORT_SYMBOL(omapdss_device_next_output); + +static bool omapdss_device_is_connected(struct omap_dss_device *dssdev) +{ + return dssdev->dss; +} int omapdss_device_connect(struct dss_device *dss, struct omap_dss_device *src, @@ -191,7 +186,19 @@ int omapdss_device_connect(struct dss_device *dss, { int ret; - dev_dbg(dst->dev, "connect\n"); + dev_dbg(&dss->pdev->dev, "connect(%s, %s)\n", + src ? dev_name(src->dev) : "NULL", + dst ? dev_name(dst->dev) : "NULL"); + + if (!dst) { + /* + * The destination is NULL when the source is connected to a + * bridge or panel instead of a DSS device. Stop here, we will + * attach the bridge or panel later when we will have a DRM + * encoder. + */ + return src && (src->bridge || src->panel) ? 0 : -EINVAL; + } if (omapdss_device_is_connected(dst)) return -EBUSY; @@ -204,12 +211,6 @@ int omapdss_device_connect(struct dss_device *dss, return ret; } - if (src) { - WARN_ON(src->dst); - dst->src = src; - src->dst = dst; - } - return 0; } EXPORT_SYMBOL_GPL(omapdss_device_connect); @@ -217,19 +218,20 @@ EXPORT_SYMBOL_GPL(omapdss_device_connect); void omapdss_device_disconnect(struct omap_dss_device *src, struct omap_dss_device *dst) { - dev_dbg(dst->dev, "disconnect\n"); + struct dss_device *dss = src ? src->dss : dst->dss; - if (!dst->id && !omapdss_device_is_connected(dst)) { - WARN_ON(dst->output_type); + dev_dbg(&dss->pdev->dev, "disconnect(%s, %s)\n", + src ? dev_name(src->dev) : "NULL", + dst ? dev_name(dst->dev) : "NULL"); + + if (!dst) { + WARN_ON(!src->bridge && !src->panel); return; } - if (src) { - if (WARN_ON(dst != src->dst)) - return; - - dst->src = NULL; - src->dst = NULL; + if (!dst->id && !omapdss_device_is_connected(dst)) { + WARN_ON(!dst->display); + return; } WARN_ON(dst->state != OMAP_DSS_DISPLAY_DISABLED); @@ -239,6 +241,58 @@ void omapdss_device_disconnect(struct omap_dss_device *src, } EXPORT_SYMBOL_GPL(omapdss_device_disconnect); +void omapdss_device_pre_enable(struct omap_dss_device *dssdev) +{ + if (!dssdev) + return; + + omapdss_device_pre_enable(dssdev->next); + + if (dssdev->ops->pre_enable) + dssdev->ops->pre_enable(dssdev); +} +EXPORT_SYMBOL_GPL(omapdss_device_pre_enable); + +void omapdss_device_enable(struct omap_dss_device *dssdev) +{ + if (!dssdev) + return; + + if (dssdev->ops->enable) + dssdev->ops->enable(dssdev); + + omapdss_device_enable(dssdev->next); + + dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; +} +EXPORT_SYMBOL_GPL(omapdss_device_enable); + +void omapdss_device_disable(struct omap_dss_device *dssdev) +{ + if (!dssdev) + return; + + omapdss_device_disable(dssdev->next); + + if (dssdev->ops->disable) + dssdev->ops->disable(dssdev); +} +EXPORT_SYMBOL_GPL(omapdss_device_disable); + +void omapdss_device_post_disable(struct omap_dss_device *dssdev) +{ + if (!dssdev) + return; + + if (dssdev->ops->post_disable) + dssdev->ops->post_disable(dssdev); + + omapdss_device_post_disable(dssdev->next); + + dssdev->state = OMAP_DSS_DISPLAY_DISABLED; +} +EXPORT_SYMBOL_GPL(omapdss_device_post_disable); + /* ----------------------------------------------------------------------------- * Components Handling */ @@ -249,6 +303,7 @@ struct omapdss_comp_node { struct list_head list; struct device_node *node; bool dss_core_component; + const char *compat; }; static bool omapdss_list_contains(const struct device_node *node) @@ -266,13 +321,20 @@ static bool omapdss_list_contains(const struct device_node *node) static void omapdss_walk_device(struct device *dev, struct device_node *node, bool dss_core) { + struct omapdss_comp_node *comp; struct device_node *n; - struct omapdss_comp_node *comp = devm_kzalloc(dev, sizeof(*comp), - GFP_KERNEL); + const char *compat; + int ret; + ret = of_property_read_string(node, "compatible", &compat); + if (ret < 0) + return; + + comp = devm_kzalloc(dev, sizeof(*comp), GFP_KERNEL); if (comp) { comp->node = node; comp->dss_core_component = dss_core; + comp->compat = compat; list_add(&comp->list, &omapdss_comp_list); } @@ -312,12 +374,8 @@ void omapdss_gather_components(struct device *dev) omapdss_walk_device(dev, dev->of_node, true); - for_each_available_child_of_node(dev->of_node, child) { - if (!of_find_property(child, "compatible", NULL)) - continue; - + for_each_available_child_of_node(dev->of_node, child) omapdss_walk_device(dev, child, true); - } } EXPORT_SYMBOL(omapdss_gather_components); @@ -325,6 +383,8 @@ static bool omapdss_component_is_loaded(struct omapdss_comp_node *comp) { if (comp->dss_core_component) return true; + if (!strstarts(comp->compat, "omapdss,")) + return true; if (omapdss_device_is_registered(comp->node)) return true; diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 34b2a4ef63a4..e93f61a567a8 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -23,6 +23,9 @@ #include <linux/kernel.h> #include <linux/of.h> +#include <drm/drm_connector.h> +#include <drm/drm_modes.h> + #include "omapdss.h" static int disp_num_counter; @@ -39,8 +42,6 @@ void omapdss_display_init(struct omap_dss_device *dssdev) if (id < 0) id = disp_num_counter++; - dssdev->alias_id = id; - /* Use 'label' property for name, if it exists */ of_property_read_string(dssdev->dev->of_node, "label", &dssdev->name); @@ -58,3 +59,22 @@ struct omap_dss_device *omapdss_display_get(struct omap_dss_device *output) return omapdss_device_get(output); } EXPORT_SYMBOL_GPL(omapdss_display_get); + +int omapdss_display_get_modes(struct drm_connector *connector, + const struct videomode *vm) +{ + struct drm_display_mode *mode; + + mode = drm_mode_create(connector->dev); + if (!mode) + return 0; + + drm_display_mode_from_videomode(vm, mode); + + mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; + drm_mode_set_name(mode); + drm_mode_probed_add(connector, mode); + + return 1; +} +EXPORT_SYMBOL_GPL(omapdss_display_get_modes); diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c b/drivers/gpu/drm/omapdrm/dss/dpi.c index ca4f3c4c6318..cc78dfa07f04 100644 --- a/drivers/gpu/drm/omapdrm/dss/dpi.c +++ b/drivers/gpu/drm/omapdrm/dss/dpi.c @@ -47,8 +47,8 @@ struct dpi_data { struct mutex lock; - struct videomode vm; struct dss_lcd_mgr_config mgr_config; + unsigned long pixelclock; int data_lines; struct omap_dss_device output; @@ -347,16 +347,15 @@ static int dpi_set_dispc_clk(struct dpi_data *dpi, unsigned long pck_req, static int dpi_set_mode(struct dpi_data *dpi) { - const struct videomode *vm = &dpi->vm; int lck_div = 0, pck_div = 0; unsigned long fck = 0; int r = 0; if (dpi->pll) r = dpi_set_pll_clk(dpi, dpi->output.dispc_channel, - vm->pixelclock, &fck, &lck_div, &pck_div); + dpi->pixelclock, &fck, &lck_div, &pck_div); else - r = dpi_set_dispc_clk(dpi, vm->pixelclock, &fck, + r = dpi_set_dispc_clk(dpi, dpi->pixelclock, &fck, &lck_div, &pck_div); if (r) return r; @@ -378,7 +377,7 @@ static void dpi_config_lcd_manager(struct dpi_data *dpi) dss_mgr_set_lcd_config(&dpi->output, &dpi->mgr_config); } -static int dpi_display_enable(struct omap_dss_device *dssdev) +static void dpi_display_enable(struct omap_dss_device *dssdev) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dssdev); struct omap_dss_device *out = &dpi->output; @@ -386,12 +385,6 @@ static int dpi_display_enable(struct omap_dss_device *dssdev) mutex_lock(&dpi->lock); - if (!out->dispc_channel_connected) { - DSSERR("failed to enable display: no output/manager\n"); - r = -ENODEV; - goto err_no_out_mgr; - } - if (dpi->vdds_dsi_reg) { r = regulator_enable(dpi->vdds_dsi_reg); if (r) @@ -426,7 +419,7 @@ static int dpi_display_enable(struct omap_dss_device *dssdev) mutex_unlock(&dpi->lock); - return 0; + return; err_mgr_enable: err_set_mode: @@ -439,9 +432,7 @@ err_get_dispc: if (dpi->vdds_dsi_reg) regulator_disable(dpi->vdds_dsi_reg); err_reg_enable: -err_no_out_mgr: mutex_unlock(&dpi->lock); - return r; } static void dpi_display_disable(struct omap_dss_device *dssdev) @@ -467,7 +458,7 @@ static void dpi_display_disable(struct omap_dss_device *dssdev) } static void dpi_set_timings(struct omap_dss_device *dssdev, - const struct videomode *vm) + const struct drm_display_mode *mode) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dssdev); @@ -475,13 +466,13 @@ static void dpi_set_timings(struct omap_dss_device *dssdev, mutex_lock(&dpi->lock); - dpi->vm = *vm; + dpi->pixelclock = mode->clock * 1000; mutex_unlock(&dpi->lock); } static int dpi_check_timings(struct omap_dss_device *dssdev, - struct videomode *vm) + struct drm_display_mode *mode) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dssdev); int lck_div, pck_div; @@ -490,20 +481,20 @@ static int dpi_check_timings(struct omap_dss_device *dssdev, struct dpi_clk_calc_ctx ctx; bool ok; - if (vm->hactive % 8 != 0) + if (mode->hdisplay % 8 != 0) return -EINVAL; - if (vm->pixelclock == 0) + if (mode->clock == 0) return -EINVAL; if (dpi->pll) { - ok = dpi_pll_clk_calc(dpi, vm->pixelclock, &ctx); + ok = dpi_pll_clk_calc(dpi, mode->clock * 1000, &ctx); if (!ok) return -EINVAL; fck = ctx.pll_cinfo.clkout[ctx.clkout_idx]; } else { - ok = dpi_dss_clk_calc(dpi, vm->pixelclock, &ctx); + ok = dpi_dss_clk_calc(dpi, mode->clock * 1000, &ctx); if (!ok) return -EINVAL; @@ -515,7 +506,7 @@ static int dpi_check_timings(struct omap_dss_device *dssdev, pck = fck / lck_div / pck_div; - vm->pixelclock = pck; + mode->clock = pck / 1000; return 0; } @@ -596,23 +587,15 @@ static int dpi_connect(struct omap_dss_device *src, struct omap_dss_device *dst) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dst); - int r; dpi_init_pll(dpi); - r = omapdss_device_connect(dst->dss, dst, dst->next); - if (r) - return r; - - dst->dispc_channel_connected = true; - return 0; + return omapdss_device_connect(dst->dss, dst, dst->next); } static void dpi_disconnect(struct omap_dss_device *src, struct omap_dss_device *dst) { - dst->dispc_channel_connected = false; - omapdss_device_disconnect(dst, dst->next); } @@ -651,25 +634,15 @@ static int dpi_init_output_port(struct dpi_data *dpi, struct device_node *port) out->dev = &dpi->pdev->dev; out->id = OMAP_DSS_OUTPUT_DPI; - out->output_type = OMAP_DISPLAY_TYPE_DPI; + out->type = OMAP_DISPLAY_TYPE_DPI; out->dispc_channel = dpi_get_channel(dpi); out->of_ports = BIT(port_num); out->ops = &dpi_ops; out->owner = THIS_MODULE; - out->next = omapdss_of_find_connected_device(out->dev->of_node, 0); - if (IS_ERR(out->next)) { - if (PTR_ERR(out->next) != -EPROBE_DEFER) - dev_err(out->dev, "failed to find video sink\n"); - return PTR_ERR(out->next); - } - - r = omapdss_output_validate(out); - if (r) { - omapdss_device_put(out->next); - out->next = NULL; + r = omapdss_device_init_output(out); + if (r < 0) return r; - } omapdss_device_register(out); @@ -681,9 +654,8 @@ static void dpi_uninit_output_port(struct device_node *port) struct dpi_data *dpi = port->data; struct omap_dss_device *out = &dpi->output; - if (out->next) - omapdss_device_put(out->next); omapdss_device_unregister(out); + omapdss_device_cleanup_output(out); } static const struct soc_device_attribute dpi_soc_devices[] = { diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 64fb788b6647..5202862d89b5 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -1342,12 +1342,9 @@ static int dsi_pll_enable(struct dss_pll *pll) */ dsi_enable_scp_clk(dsi); - if (!dsi->vdds_dsi_enabled) { - r = regulator_enable(dsi->vdds_dsi_reg); - if (r) - goto err0; - dsi->vdds_dsi_enabled = true; - } + r = regulator_enable(dsi->vdds_dsi_reg); + if (r) + goto err0; /* XXX PLL does not come out of reset without this... */ dispc_pck_free_enable(dsi->dss->dispc, 1); @@ -1372,36 +1369,25 @@ static int dsi_pll_enable(struct dss_pll *pll) return 0; err1: - if (dsi->vdds_dsi_enabled) { - regulator_disable(dsi->vdds_dsi_reg); - dsi->vdds_dsi_enabled = false; - } + regulator_disable(dsi->vdds_dsi_reg); err0: dsi_disable_scp_clk(dsi); dsi_runtime_put(dsi); return r; } -static void dsi_pll_uninit(struct dsi_data *dsi, bool disconnect_lanes) +static void dsi_pll_disable(struct dss_pll *pll) { + struct dsi_data *dsi = container_of(pll, struct dsi_data, pll); + dsi_pll_power(dsi, DSI_PLL_POWER_OFF); - if (disconnect_lanes) { - WARN_ON(!dsi->vdds_dsi_enabled); - regulator_disable(dsi->vdds_dsi_reg); - dsi->vdds_dsi_enabled = false; - } + + regulator_disable(dsi->vdds_dsi_reg); dsi_disable_scp_clk(dsi); dsi_runtime_put(dsi); - DSSDBG("PLL uninit done\n"); -} - -static void dsi_pll_disable(struct dss_pll *pll) -{ - struct dsi_data *dsi = container_of(pll, struct dsi_data, pll); - - dsi_pll_uninit(dsi, true); + DSSDBG("PLL disable done\n"); } static int dsi_dump_dsi_clocks(struct seq_file *s, void *p) @@ -3753,19 +3739,13 @@ static int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel) { struct dsi_data *dsi = to_dsi_data(dssdev); int bpp = dsi_get_pixel_size(dsi->pix_fmt); - struct omap_dss_device *out = &dsi->output; u8 data_type; u16 word_count; int r; - if (!out->dispc_channel_connected) { - DSSERR("failed to enable display: no output/manager\n"); - return -ENODEV; - } - r = dsi_display_init_dispc(dsi); if (r) - goto err_init_dispc; + return r; if (dsi->mode == OMAP_DSS_DSI_VIDEO_MODE) { switch (dsi->pix_fmt) { @@ -3814,7 +3794,6 @@ err_mgr_enable: } err_pix_fmt: dsi_display_uninit_dispc(dsi); -err_init_dispc: return r; } @@ -4096,11 +4075,11 @@ static int dsi_display_init_dsi(struct dsi_data *dsi) r = dss_pll_enable(&dsi->pll); if (r) - goto err0; + return r; r = dsi_configure_dsi_clocks(dsi); if (r) - goto err1; + goto err0; dss_select_dsi_clk_source(dsi->dss, dsi->module_id, dsi->module_id == 0 ? @@ -4108,6 +4087,14 @@ static int dsi_display_init_dsi(struct dsi_data *dsi) DSSDBG("PLL OK\n"); + if (!dsi->vdds_dsi_enabled) { + r = regulator_enable(dsi->vdds_dsi_reg); + if (r) + goto err1; + + dsi->vdds_dsi_enabled = true; + } + r = dsi_cio_init(dsi); if (r) goto err2; @@ -4136,10 +4123,13 @@ static int dsi_display_init_dsi(struct dsi_data *dsi) err3: dsi_cio_uninit(dsi); err2: - dss_select_dsi_clk_source(dsi->dss, dsi->module_id, DSS_CLK_SRC_FCK); + regulator_disable(dsi->vdds_dsi_reg); + dsi->vdds_dsi_enabled = false; err1: - dss_pll_disable(&dsi->pll); + dss_select_dsi_clk_source(dsi->dss, dsi->module_id, DSS_CLK_SRC_FCK); err0: + dss_pll_disable(&dsi->pll); + return r; } @@ -4158,13 +4148,18 @@ static void dsi_display_uninit_dsi(struct dsi_data *dsi, bool disconnect_lanes, dss_select_dsi_clk_source(dsi->dss, dsi->module_id, DSS_CLK_SRC_FCK); dsi_cio_uninit(dsi); - dsi_pll_uninit(dsi, disconnect_lanes); + dss_pll_disable(&dsi->pll); + + if (disconnect_lanes) { + regulator_disable(dsi->vdds_dsi_reg); + dsi->vdds_dsi_enabled = false; + } } -static int dsi_display_enable(struct omap_dss_device *dssdev) +static void dsi_display_enable(struct omap_dss_device *dssdev) { struct dsi_data *dsi = to_dsi_data(dssdev); - int r = 0; + int r; DSSDBG("dsi_display_enable\n"); @@ -4184,14 +4179,13 @@ static int dsi_display_enable(struct omap_dss_device *dssdev) mutex_unlock(&dsi->lock); - return 0; + return; err_init_dsi: dsi_runtime_put(dsi); err_get_dsi: mutex_unlock(&dsi->lock); DSSDBG("dsi_display_enable FAILED\n"); - return r; } static void dsi_display_disable(struct omap_dss_device *dssdev, @@ -4888,21 +4882,12 @@ static int dsi_get_clocks(struct dsi_data *dsi) static int dsi_connect(struct omap_dss_device *src, struct omap_dss_device *dst) { - int r; - - r = omapdss_device_connect(dst->dss, dst, dst->next); - if (r) - return r; - - dst->dispc_channel_connected = true; - return 0; + return omapdss_device_connect(dst->dss, dst, dst->next); } static void dsi_disconnect(struct omap_dss_device *src, struct omap_dss_device *dst) { - dst->dispc_channel_connected = false; - omapdss_device_disconnect(dst, dst->next); } @@ -5138,29 +5123,19 @@ static int dsi_init_output(struct dsi_data *dsi) out->id = dsi->module_id == 0 ? OMAP_DSS_OUTPUT_DSI1 : OMAP_DSS_OUTPUT_DSI2; - out->output_type = OMAP_DISPLAY_TYPE_DSI; + out->type = OMAP_DISPLAY_TYPE_DSI; out->name = dsi->module_id == 0 ? "dsi.0" : "dsi.1"; out->dispc_channel = dsi_get_channel(dsi); out->ops = &dsi_ops; out->owner = THIS_MODULE; out->of_ports = BIT(0); - out->bus_flags = DRM_BUS_FLAG_PIXDATA_POSEDGE + out->bus_flags = DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE | DRM_BUS_FLAG_DE_HIGH - | DRM_BUS_FLAG_SYNC_NEGEDGE; - - out->next = omapdss_of_find_connected_device(out->dev->of_node, 0); - if (IS_ERR(out->next)) { - if (PTR_ERR(out->next) != -EPROBE_DEFER) - dev_err(out->dev, "failed to find video sink\n"); - return PTR_ERR(out->next); - } + | DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE; - r = omapdss_output_validate(out); - if (r) { - omapdss_device_put(out->next); - out->next = NULL; + r = omapdss_device_init_output(out); + if (r < 0) return r; - } omapdss_device_register(out); @@ -5171,9 +5146,8 @@ static void dsi_uninit_output(struct dsi_data *dsi) { struct omap_dss_device *out = &dsi->output; - if (out->next) - omapdss_device_put(out->next); omapdss_device_unregister(out); + omapdss_device_cleanup_output(out); } static int dsi_probe_of(struct dsi_data *dsi) diff --git a/drivers/gpu/drm/omapdrm/dss/dss-of.c b/drivers/gpu/drm/omapdrm/dss/dss-of.c index 0422597ac6b0..b2094055c5fc 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss-of.c +++ b/drivers/gpu/drm/omapdrm/dss/dss-of.c @@ -12,71 +12,25 @@ * more details. */ -#include <linux/device.h> #include <linux/err.h> -#include <linux/module.h> #include <linux/of.h> #include <linux/of_graph.h> -#include <linux/seq_file.h> #include "omapdss.h" -static struct device_node * -dss_of_port_get_parent_device(struct device_node *port) -{ - struct device_node *np; - int i; - - if (!port) - return NULL; - - np = of_get_parent(port); - - for (i = 0; i < 2 && np; ++i) { - struct property *prop; - - prop = of_find_property(np, "compatible", NULL); - - if (prop) - return np; - - np = of_get_next_parent(np); - } - - return NULL; -} - struct omap_dss_device * omapdss_of_find_connected_device(struct device_node *node, unsigned int port) { - struct device_node *src_node; - struct device_node *src_port; - struct device_node *ep; - struct omap_dss_device *src; - u32 port_number = 0; + struct device_node *remote_node; + struct omap_dss_device *dssdev; - /* Get the endpoint... */ - ep = of_graph_get_endpoint_by_regs(node, port, 0); - if (!ep) + remote_node = of_graph_get_remote_node(node, port, 0); + if (!remote_node) return NULL; - /* ... and its remote port... */ - src_port = of_graph_get_remote_port(ep); - of_node_put(ep); - if (!src_port) - return NULL; - - /* ... and the remote port's number and parent... */ - of_property_read_u32(src_port, "reg", &port_number); - src_node = dss_of_port_get_parent_device(src_port); - of_node_put(src_port); - if (!src_node) - return ERR_PTR(-EINVAL); - - /* ... and finally the connected device. */ - src = omapdss_find_device_by_port(src_node, port_number); - of_node_put(src_node); + dssdev = omapdss_find_device_by_node(remote_node); + of_node_put(remote_node); - return src ? src : ERR_PTR(-EPROBE_DEFER); + return dssdev ? dssdev : ERR_PTR(-EPROBE_DEFER); } EXPORT_SYMBOL_GPL(omapdss_of_find_connected_device); diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c b/drivers/gpu/drm/omapdrm/dss/dss.c index 7553c7fc1c45..55e68863ef15 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss.c +++ b/drivers/gpu/drm/omapdrm/dss/dss.c @@ -1560,7 +1560,7 @@ static void dss_shutdown(struct platform_device *pdev) DSSDBG("shutdown\n"); - for_each_dss_display(dssdev) { + for_each_dss_output(dssdev) { if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) dssdev->ops->disable(dssdev); } diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index aabdda394c9c..6339e2756b34 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -249,15 +249,15 @@ static void hdmi_power_off_full(struct omap_hdmi *hdmi) } static void hdmi_display_set_timings(struct omap_dss_device *dssdev, - const struct videomode *vm) + const struct drm_display_mode *mode) { struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev); mutex_lock(&hdmi->lock); - hdmi->cfg.vm = *vm; + drm_display_mode_to_videomode(mode, &hdmi->cfg.vm); - dispc_set_tv_pclk(hdmi->dss->dispc, vm->pixelclock); + dispc_set_tv_pclk(hdmi->dss->dispc, mode->clock * 1000); mutex_unlock(&hdmi->lock); } @@ -312,26 +312,20 @@ static void hdmi_stop_audio_stream(struct omap_hdmi *hd) hdmi_wp_audio_enable(&hd->wp, false); } -static int hdmi_display_enable(struct omap_dss_device *dssdev) +static void hdmi_display_enable(struct omap_dss_device *dssdev) { struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev); unsigned long flags; - int r = 0; + int r; DSSDBG("ENTER hdmi_display_enable\n"); mutex_lock(&hdmi->lock); - if (!dssdev->dispc_channel_connected) { - DSSERR("failed to enable display: no output/manager\n"); - r = -ENODEV; - goto err0; - } - r = hdmi_power_on_full(hdmi); if (r) { DSSERR("failed to power on device\n"); - goto err0; + goto done; } if (hdmi->audio_configured) { @@ -351,12 +345,8 @@ static int hdmi_display_enable(struct omap_dss_device *dssdev) hdmi->display_enabled = true; spin_unlock_irqrestore(&hdmi->audio_playing_lock, flags); +done: mutex_unlock(&hdmi->lock); - return 0; - -err0: - mutex_unlock(&hdmi->lock); - return r; } static void hdmi_display_disable(struct omap_dss_device *dssdev) @@ -417,21 +407,12 @@ void hdmi4_core_disable(struct hdmi_core_data *core) static int hdmi_connect(struct omap_dss_device *src, struct omap_dss_device *dst) { - int r; - - r = omapdss_device_connect(dst->dss, dst, dst->next); - if (r) - return r; - - dst->dispc_channel_connected = true; - return 0; + return omapdss_device_connect(dst->dss, dst, dst->next); } static void hdmi_disconnect(struct omap_dss_device *src, struct omap_dss_device *dst) { - dst->dispc_channel_connected = false; - omapdss_device_disconnect(dst, dst->next); } @@ -698,7 +679,7 @@ static int hdmi4_init_output(struct omap_hdmi *hdmi) out->dev = &hdmi->pdev->dev; out->id = OMAP_DSS_OUTPUT_HDMI; - out->output_type = OMAP_DISPLAY_TYPE_HDMI; + out->type = OMAP_DISPLAY_TYPE_HDMI; out->name = "hdmi.0"; out->dispc_channel = OMAP_DSS_CHANNEL_DIGIT; out->ops = &hdmi_ops; @@ -706,19 +687,9 @@ static int hdmi4_init_output(struct omap_hdmi *hdmi) out->of_ports = BIT(0); out->ops_flags = OMAP_DSS_DEVICE_OP_EDID; - out->next = omapdss_of_find_connected_device(out->dev->of_node, 0); - if (IS_ERR(out->next)) { - if (PTR_ERR(out->next) != -EPROBE_DEFER) - dev_err(out->dev, "failed to find video sink\n"); - return PTR_ERR(out->next); - } - - r = omapdss_output_validate(out); - if (r) { - omapdss_device_put(out->next); - out->next = NULL; + r = omapdss_device_init_output(out); + if (r < 0) return r; - } omapdss_device_register(out); @@ -729,9 +700,8 @@ static void hdmi4_uninit_output(struct omap_hdmi *hdmi) { struct omap_dss_device *out = &hdmi->output; - if (out->next) - omapdss_device_put(out->next); omapdss_device_unregister(out); + omapdss_device_cleanup_output(out); } static int hdmi4_probe_of(struct omap_hdmi *hdmi) diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c index 9e8556f67a29..2955bbad13bb 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c @@ -248,15 +248,15 @@ static void hdmi_power_off_full(struct omap_hdmi *hdmi) } static void hdmi_display_set_timings(struct omap_dss_device *dssdev, - const struct videomode *vm) + const struct drm_display_mode *mode) { struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev); mutex_lock(&hdmi->lock); - hdmi->cfg.vm = *vm; + drm_display_mode_to_videomode(mode, &hdmi->cfg.vm); - dispc_set_tv_pclk(hdmi->dss->dispc, vm->pixelclock); + dispc_set_tv_pclk(hdmi->dss->dispc, mode->clock * 1000); mutex_unlock(&hdmi->lock); } @@ -320,26 +320,20 @@ static void hdmi_stop_audio_stream(struct omap_hdmi *hd) REG_FLD_MOD(hd->wp.base, HDMI_WP_SYSCONFIG, hd->wp_idlemode, 3, 2); } -static int hdmi_display_enable(struct omap_dss_device *dssdev) +static void hdmi_display_enable(struct omap_dss_device *dssdev) { struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev); unsigned long flags; - int r = 0; + int r; DSSDBG("ENTER hdmi_display_enable\n"); mutex_lock(&hdmi->lock); - if (!dssdev->dispc_channel_connected) { - DSSERR("failed to enable display: no output/manager\n"); - r = -ENODEV; - goto err0; - } - r = hdmi_power_on_full(hdmi); if (r) { DSSERR("failed to power on device\n"); - goto err0; + goto done; } if (hdmi->audio_configured) { @@ -359,12 +353,8 @@ static int hdmi_display_enable(struct omap_dss_device *dssdev) hdmi->display_enabled = true; spin_unlock_irqrestore(&hdmi->audio_playing_lock, flags); +done: mutex_unlock(&hdmi->lock); - return 0; - -err0: - mutex_unlock(&hdmi->lock); - return r; } static void hdmi_display_disable(struct omap_dss_device *dssdev) @@ -422,21 +412,12 @@ static void hdmi_core_disable(struct omap_hdmi *hdmi) static int hdmi_connect(struct omap_dss_device *src, struct omap_dss_device *dst) { - int r; - - r = omapdss_device_connect(dst->dss, dst, dst->next); - if (r) - return r; - - dst->dispc_channel_connected = true; - return 0; + return omapdss_device_connect(dst->dss, dst, dst->next); } static void hdmi_disconnect(struct omap_dss_device *src, struct omap_dss_device *dst) { - dst->dispc_channel_connected = false; - omapdss_device_disconnect(dst, dst->next); } @@ -682,7 +663,7 @@ static int hdmi5_init_output(struct omap_hdmi *hdmi) out->dev = &hdmi->pdev->dev; out->id = OMAP_DSS_OUTPUT_HDMI; - out->output_type = OMAP_DISPLAY_TYPE_HDMI; + out->type = OMAP_DISPLAY_TYPE_HDMI; out->name = "hdmi.0"; out->dispc_channel = OMAP_DSS_CHANNEL_DIGIT; out->ops = &hdmi_ops; @@ -690,19 +671,9 @@ static int hdmi5_init_output(struct omap_hdmi *hdmi) out->of_ports = BIT(0); out->ops_flags = OMAP_DSS_DEVICE_OP_EDID; - out->next = omapdss_of_find_connected_device(out->dev->of_node, 0); - if (IS_ERR(out->next)) { - if (PTR_ERR(out->next) != -EPROBE_DEFER) - dev_err(out->dev, "failed to find video sink\n"); - return PTR_ERR(out->next); - } - - r = omapdss_output_validate(out); - if (r) { - omapdss_device_put(out->next); - out->next = NULL; + r = omapdss_device_init_output(out); + if (r < 0) return r; - } omapdss_device_register(out); @@ -713,9 +684,8 @@ static void hdmi5_uninit_output(struct omap_hdmi *hdmi) { struct omap_dss_device *out = &hdmi->output; - if (out->next) - omapdss_device_put(out->next); omapdss_device_unregister(out); + omapdss_device_cleanup_output(out); } static int hdmi5_probe_of(struct omap_hdmi *hdmi) diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss-boot-init.c b/drivers/gpu/drm/omapdrm/dss/omapdss-boot-init.c index 3bfb95d230e0..2b41c75ce988 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss-boot-init.c +++ b/drivers/gpu/drm/omapdrm/dss/omapdss-boot-init.c @@ -184,6 +184,22 @@ static const struct of_device_id omapdss_of_match[] __initconst = { {}, }; +static const struct of_device_id omapdss_of_fixups_whitelist[] __initconst = { + { .compatible = "composite-video-connector" }, + { .compatible = "hdmi-connector" }, + { .compatible = "lgphilips,lb035q02" }, + { .compatible = "nec,nl8048hl11" }, + { .compatible = "panel-dsi-cm" }, + { .compatible = "sharp,ls037v7dw01" }, + { .compatible = "sony,acx565akm" }, + { .compatible = "svideo-connector" }, + { .compatible = "ti,opa362" }, + { .compatible = "ti,tpd12s015" }, + { .compatible = "toppoly,td028ttec1" }, + { .compatible = "tpo,td028ttec1" }, + { .compatible = "tpo,td043mtea1" }, +}; + static int __init omapdss_boot_init(void) { struct device_node *dss, *child; @@ -210,7 +226,7 @@ static int __init omapdss_boot_init(void) n = list_first_entry(&dss_conv_list, struct dss_conv_node, list); - if (!n->root) + if (of_match_node(omapdss_of_fixups_whitelist, n->node)) omapdss_omapify_node(n->node); list_del(&n->list); diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 33e15cb77efa..0c734d1f89e1 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -19,7 +19,6 @@ #define __OMAP_DRM_DSS_H #include <linux/list.h> -#include <linux/kobject.h> #include <linux/device.h> #include <linux/interrupt.h> #include <video/videomode.h> @@ -68,6 +67,7 @@ struct dss_lcd_mgr_config; struct snd_aes_iec958; struct snd_cea_861_aud_if; struct hdmi_avi_infoframe; +struct drm_connector; enum omap_display_type { OMAP_DISPLAY_TYPE_NONE = 0, @@ -360,15 +360,15 @@ struct omap_dss_device_ops { void (*disconnect)(struct omap_dss_device *dssdev, struct omap_dss_device *dst); - int (*enable)(struct omap_dss_device *dssdev); + void (*pre_enable)(struct omap_dss_device *dssdev); + void (*enable)(struct omap_dss_device *dssdev); void (*disable)(struct omap_dss_device *dssdev); + void (*post_disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct videomode *vm); - void (*get_timings)(struct omap_dss_device *dssdev, - struct videomode *vm); + struct drm_display_mode *mode); void (*set_timings)(struct omap_dss_device *dssdev, - const struct videomode *vm); + const struct drm_display_mode *mode); bool (*detect)(struct omap_dss_device *dssdev); @@ -380,6 +380,9 @@ struct omap_dss_device_ops { int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len); + int (*get_modes)(struct omap_dss_device *dssdev, + struct drm_connector *connector); + union { const struct omapdss_hdmi_ops hdmi; const struct omapdss_dsi_ops dsi; @@ -390,42 +393,40 @@ struct omap_dss_device_ops { * enum omap_dss_device_ops_flag - Indicates which device ops are supported * @OMAP_DSS_DEVICE_OP_DETECT: The device supports output connection detection * @OMAP_DSS_DEVICE_OP_HPD: The device supports all hot-plug-related operations - * @OMAP_DSS_DEVICE_OP_EDID: The device supports readind EDID + * @OMAP_DSS_DEVICE_OP_EDID: The device supports reading EDID + * @OMAP_DSS_DEVICE_OP_MODES: The device supports reading modes */ enum omap_dss_device_ops_flag { OMAP_DSS_DEVICE_OP_DETECT = BIT(0), OMAP_DSS_DEVICE_OP_HPD = BIT(1), OMAP_DSS_DEVICE_OP_EDID = BIT(2), -}; - -enum omap_dss_device_type { - OMAP_DSS_DEVICE_TYPE_OUTPUT = (1 << 0), - OMAP_DSS_DEVICE_TYPE_DISPLAY = (1 << 1), + OMAP_DSS_DEVICE_OP_MODES = BIT(3), }; struct omap_dss_device { - struct kobject kobj; struct device *dev; struct module *owner; struct dss_device *dss; - struct omap_dss_device *src; - struct omap_dss_device *dst; struct omap_dss_device *next; + struct drm_bridge *bridge; + struct drm_panel *panel; struct list_head list; - unsigned int alias_id; - + /* + * DSS type that this device generates (for DSS internal devices) or + * requires (for external encoders, connectors and panels). Must be a + * non-zero (different than OMAP_DISPLAY_TYPE_NONE) value. + */ enum omap_display_type type; + /* - * DSS output type that this device generates (for DSS internal devices) - * or requires (for external encoders). Must be OMAP_DISPLAY_TYPE_NONE - * for display devices (connectors and panels) and to non-zero value for - * all other devices. + * True if the device is a display (panel or connector) at the end of + * the pipeline, false otherwise. */ - enum omap_display_type output_type; + bool display; const char *name; @@ -434,9 +435,6 @@ struct omap_dss_device { unsigned long ops_flags; u32 bus_flags; - /* helper variable for driver suspend/resume */ - bool activate_after_resume; - enum omap_display_caps caps; enum omap_dss_display_state state; @@ -445,7 +443,6 @@ struct omap_dss_device { /* DISPC channel for this output */ enum omap_channel dispc_channel; - bool dispc_channel_connected; /* output instance */ enum omap_dss_output_id id; @@ -465,9 +462,6 @@ struct omap_dss_driver { int (*memory_read)(struct omap_dss_device *dssdev, void *buf, size_t size, u16 x, u16 y, u16 w, u16 h); - - void (*get_size)(struct omap_dss_device *dssdev, - unsigned int *width, unsigned int *height); }; struct dss_device *omapdss_get_dss(void); @@ -477,32 +471,35 @@ static inline bool omapdss_is_initialized(void) return !!omapdss_get_dss(); } -#define for_each_dss_display(d) \ - while ((d = omapdss_device_get_next(d, OMAP_DSS_DEVICE_TYPE_DISPLAY)) != NULL) void omapdss_display_init(struct omap_dss_device *dssdev); struct omap_dss_device *omapdss_display_get(struct omap_dss_device *output); +int omapdss_display_get_modes(struct drm_connector *connector, + const struct videomode *vm); void omapdss_device_register(struct omap_dss_device *dssdev); void omapdss_device_unregister(struct omap_dss_device *dssdev); struct omap_dss_device *omapdss_device_get(struct omap_dss_device *dssdev); void omapdss_device_put(struct omap_dss_device *dssdev); -struct omap_dss_device *omapdss_find_device_by_port(struct device_node *src, - unsigned int port); -struct omap_dss_device *omapdss_device_get_next(struct omap_dss_device *from, - enum omap_dss_device_type type); +struct omap_dss_device *omapdss_find_device_by_node(struct device_node *node); int omapdss_device_connect(struct dss_device *dss, struct omap_dss_device *src, struct omap_dss_device *dst); void omapdss_device_disconnect(struct omap_dss_device *src, struct omap_dss_device *dst); +void omapdss_device_pre_enable(struct omap_dss_device *dssdev); +void omapdss_device_enable(struct omap_dss_device *dssdev); +void omapdss_device_disable(struct omap_dss_device *dssdev); +void omapdss_device_post_disable(struct omap_dss_device *dssdev); int omap_dss_get_num_overlay_managers(void); int omap_dss_get_num_overlays(void); #define for_each_dss_output(d) \ - while ((d = omapdss_device_get_next(d, OMAP_DSS_DEVICE_TYPE_OUTPUT)) != NULL) -int omapdss_output_validate(struct omap_dss_device *out); + while ((d = omapdss_device_next_output(d)) != NULL) +struct omap_dss_device *omapdss_device_next_output(struct omap_dss_device *from); +int omapdss_device_init_output(struct omap_dss_device *out); +void omapdss_device_cleanup_output(struct omap_dss_device *out); typedef void (*omap_dispc_isr_t) (void *arg, u32 mask); int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask); @@ -511,11 +508,6 @@ int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask); int omapdss_compat_init(void); void omapdss_compat_uninit(void); -static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev) -{ - return dssdev->src; -} - static inline bool omapdss_device_is_enabled(struct omap_dss_device *dssdev) { return dssdev->state == OMAP_DSS_DISPLAY_ACTIVE; diff --git a/drivers/gpu/drm/omapdrm/dss/output.c b/drivers/gpu/drm/omapdrm/dss/output.c index 18505bc70f7e..10a9ee5cdc61 100644 --- a/drivers/gpu/drm/omapdrm/dss/output.c +++ b/drivers/gpu/drm/omapdrm/dss/output.c @@ -20,20 +20,48 @@ #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/of.h> +#include <linux/of_graph.h> + +#include <drm/drm_panel.h> #include "dss.h" #include "omapdss.h" -int omapdss_output_validate(struct omap_dss_device *out) +int omapdss_device_init_output(struct omap_dss_device *out) { - if (out->next && out->output_type != out->next->type) { + struct device_node *remote_node; + + remote_node = of_graph_get_remote_node(out->dev->of_node, 0, 0); + if (!remote_node) { + dev_dbg(out->dev, "failed to find video sink\n"); + return 0; + } + + out->next = omapdss_find_device_by_node(remote_node); + out->bridge = of_drm_find_bridge(remote_node); + out->panel = of_drm_find_panel(remote_node); + if (IS_ERR(out->panel)) + out->panel = NULL; + + of_node_put(remote_node); + + if (out->next && out->type != out->next->type) { dev_err(out->dev, "output type and display type don't match\n"); + omapdss_device_put(out->next); + out->next = NULL; return -EINVAL; } - return 0; + return out->next || out->bridge || out->panel ? 0 : -EPROBE_DEFER; +} +EXPORT_SYMBOL(omapdss_device_init_output); + +void omapdss_device_cleanup_output(struct omap_dss_device *out) +{ + if (out->next) + omapdss_device_put(out->next); } -EXPORT_SYMBOL(omapdss_output_validate); +EXPORT_SYMBOL(omapdss_device_cleanup_output); int dss_install_mgr_ops(struct dss_device *dss, const struct dss_mgr_ops *mgr_ops, diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c index b2fe2387037a..7aae52984fed 100644 --- a/drivers/gpu/drm/omapdrm/dss/sdi.c +++ b/drivers/gpu/drm/omapdrm/dss/sdi.c @@ -37,7 +37,7 @@ struct sdi_device { struct regulator *vdds_sdi_reg; struct dss_lcd_mgr_config mgr_config; - struct videomode vm; + unsigned long pixelclock; int datapairs; struct omap_dss_device output; @@ -129,27 +129,22 @@ static void sdi_config_lcd_manager(struct sdi_device *sdi) dss_mgr_set_lcd_config(&sdi->output, &sdi->mgr_config); } -static int sdi_display_enable(struct omap_dss_device *dssdev) +static void sdi_display_enable(struct omap_dss_device *dssdev) { struct sdi_device *sdi = dssdev_to_sdi(dssdev); struct dispc_clock_info dispc_cinfo; unsigned long fck; int r; - if (!sdi->output.dispc_channel_connected) { - DSSERR("failed to enable display: no output/manager\n"); - return -ENODEV; - } - r = regulator_enable(sdi->vdds_sdi_reg); if (r) - goto err_reg_enable; + return; r = dispc_runtime_get(sdi->dss->dispc); if (r) goto err_get_dispc; - r = sdi_calc_clock_div(sdi, sdi->vm.pixelclock, &fck, &dispc_cinfo); + r = sdi_calc_clock_div(sdi, sdi->pixelclock, &fck, &dispc_cinfo); if (r) goto err_calc_clock_div; @@ -185,7 +180,7 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) if (r) goto err_mgr_enable; - return 0; + return; err_mgr_enable: dss_sdi_disable(sdi->dss); @@ -195,8 +190,6 @@ err_calc_clock_div: dispc_runtime_put(sdi->dss->dispc); err_get_dispc: regulator_disable(sdi->vdds_sdi_reg); -err_reg_enable: - return r; } static void sdi_display_disable(struct omap_dss_device *dssdev) @@ -213,36 +206,37 @@ static void sdi_display_disable(struct omap_dss_device *dssdev) } static void sdi_set_timings(struct omap_dss_device *dssdev, - const struct videomode *vm) + const struct drm_display_mode *mode) { struct sdi_device *sdi = dssdev_to_sdi(dssdev); - sdi->vm = *vm; + sdi->pixelclock = mode->clock * 1000; } static int sdi_check_timings(struct omap_dss_device *dssdev, - struct videomode *vm) + struct drm_display_mode *mode) { struct sdi_device *sdi = dssdev_to_sdi(dssdev); struct dispc_clock_info dispc_cinfo; + unsigned long pixelclock = mode->clock * 1000; unsigned long fck; unsigned long pck; int r; - if (vm->pixelclock == 0) + if (pixelclock == 0) return -EINVAL; - r = sdi_calc_clock_div(sdi, vm->pixelclock, &fck, &dispc_cinfo); + r = sdi_calc_clock_div(sdi, pixelclock, &fck, &dispc_cinfo); if (r) return r; pck = fck / dispc_cinfo.lck_div / dispc_cinfo.pck_div; - if (pck != vm->pixelclock) { + if (pck != pixelclock) { DSSWARN("Pixel clock adjusted from %lu Hz to %lu Hz\n", - vm->pixelclock, pck); + pixelclock, pck); - vm->pixelclock = pck; + mode->clock = pck / 1000; } return 0; @@ -251,21 +245,12 @@ static int sdi_check_timings(struct omap_dss_device *dssdev, static int sdi_connect(struct omap_dss_device *src, struct omap_dss_device *dst) { - int r; - - r = omapdss_device_connect(dst->dss, dst, dst->next); - if (r) - return r; - - dst->dispc_channel_connected = true; - return 0; + return omapdss_device_connect(dst->dss, dst, dst->next); } static void sdi_disconnect(struct omap_dss_device *src, struct omap_dss_device *dst) { - dst->dispc_channel_connected = false; - omapdss_device_disconnect(dst, dst->next); } @@ -287,29 +272,19 @@ static int sdi_init_output(struct sdi_device *sdi) out->dev = &sdi->pdev->dev; out->id = OMAP_DSS_OUTPUT_SDI; - out->output_type = OMAP_DISPLAY_TYPE_SDI; + out->type = OMAP_DISPLAY_TYPE_SDI; out->name = "sdi.0"; out->dispc_channel = OMAP_DSS_CHANNEL_LCD; /* We have SDI only on OMAP3, where it's on port 1 */ out->of_ports = BIT(1); out->ops = &sdi_ops; out->owner = THIS_MODULE; - out->bus_flags = DRM_BUS_FLAG_PIXDATA_POSEDGE /* 15.5.9.1.2 */ - | DRM_BUS_FLAG_SYNC_POSEDGE; - - out->next = omapdss_of_find_connected_device(out->dev->of_node, 1); - if (IS_ERR(out->next)) { - if (PTR_ERR(out->next) != -EPROBE_DEFER) - dev_err(out->dev, "failed to find video sink\n"); - return PTR_ERR(out->next); - } + out->bus_flags = DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE /* 15.5.9.1.2 */ + | DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE; - r = omapdss_output_validate(out); - if (r) { - omapdss_device_put(out->next); - out->next = NULL; + r = omapdss_device_init_output(out); + if (r < 0) return r; - } omapdss_device_register(out); @@ -318,9 +293,8 @@ static int sdi_init_output(struct sdi_device *sdi) static void sdi_uninit_output(struct sdi_device *sdi) { - if (sdi->output.next) - omapdss_device_put(sdi->output.next); omapdss_device_unregister(&sdi->output); + omapdss_device_cleanup_output(&sdi->output); } int sdi_init_port(struct dss_device *dss, struct platform_device *pdev, diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index b5f52727f8b1..da43b865d973 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -267,63 +267,40 @@ enum venc_videomode { VENC_MODE_NTSC, }; -static const struct videomode omap_dss_pal_vm = { - .hactive = 720, - .vactive = 574, - .pixelclock = 13500000, - .hsync_len = 64, - .hfront_porch = 12, - .hback_porch = 68, - .vsync_len = 5, - .vfront_porch = 5, - .vback_porch = 41, - - .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | - DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | - DISPLAY_FLAGS_PIXDATA_POSEDGE | - DISPLAY_FLAGS_SYNC_NEGEDGE, +static const struct drm_display_mode omap_dss_pal_mode = { + .hdisplay = 720, + .hsync_start = 732, + .hsync_end = 796, + .htotal = 864, + .vdisplay = 574, + .vsync_start = 579, + .vsync_end = 584, + .vtotal = 625, + .clock = 13500, + + .flags = DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_NHSYNC | + DRM_MODE_FLAG_NVSYNC, }; -static const struct videomode omap_dss_ntsc_vm = { - .hactive = 720, - .vactive = 482, - .pixelclock = 13500000, - .hsync_len = 64, - .hfront_porch = 16, - .hback_porch = 58, - .vsync_len = 6, - .vfront_porch = 6, - .vback_porch = 31, - - .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | - DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | - DISPLAY_FLAGS_PIXDATA_POSEDGE | - DISPLAY_FLAGS_SYNC_NEGEDGE, +static const struct drm_display_mode omap_dss_ntsc_mode = { + .hdisplay = 720, + .hsync_start = 736, + .hsync_end = 800, + .htotal = 858, + .vdisplay = 482, + .vsync_start = 488, + .vsync_end = 494, + .vtotal = 525, + .clock = 13500, + + .flags = DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_NHSYNC | + DRM_MODE_FLAG_NVSYNC, }; -static enum venc_videomode venc_get_videomode(const struct videomode *vm) -{ - if (!(vm->flags & DISPLAY_FLAGS_INTERLACED)) - return VENC_MODE_UNKNOWN; - - if (vm->pixelclock == omap_dss_pal_vm.pixelclock && - vm->hactive == omap_dss_pal_vm.hactive && - vm->vactive == omap_dss_pal_vm.vactive) - return VENC_MODE_PAL; - - if (vm->pixelclock == omap_dss_ntsc_vm.pixelclock && - vm->hactive == omap_dss_ntsc_vm.hactive && - vm->vactive == omap_dss_ntsc_vm.vactive) - return VENC_MODE_NTSC; - - return VENC_MODE_UNKNOWN; -} - struct venc_device { struct platform_device *pdev; void __iomem *base; struct mutex venc_lock; - u32 wss_data; struct regulator *vdda_dac_reg; struct dss_device *dss; @@ -331,7 +308,7 @@ struct venc_device { struct clk *tv_dac_clk; - struct videomode vm; + const struct venc_config *config; enum omap_dss_venc_type type; bool invert_polarity; bool requires_tv_dac_clk; @@ -367,8 +344,7 @@ static void venc_write_config(struct venc_device *venc, venc_write_reg(venc, VENC_BLACK_LEVEL, config->black_level); venc_write_reg(venc, VENC_BLANK_LEVEL, config->blank_level); venc_write_reg(venc, VENC_M_CONTROL, config->m_control); - venc_write_reg(venc, VENC_BSTAMP_WSS_DATA, config->bstamp_wss_data | - venc->wss_data); + venc_write_reg(venc, VENC_BSTAMP_WSS_DATA, config->bstamp_wss_data); venc_write_reg(venc, VENC_S_CARR, config->s_carr); venc_write_reg(venc, VENC_L21__WC_CTL, config->l21__wc_ctl); venc_write_reg(venc, VENC_SAVID__EAVID, config->savid__eavid); @@ -452,18 +428,6 @@ static void venc_runtime_put(struct venc_device *venc) WARN_ON(r < 0 && r != -ENOSYS); } -static const struct venc_config *venc_timings_to_config(const struct videomode *vm) -{ - switch (venc_get_videomode(vm)) { - default: - WARN_ON_ONCE(1); - case VENC_MODE_PAL: - return &venc_config_pal_trm; - case VENC_MODE_NTSC: - return &venc_config_ntsc_trm; - } -} - static int venc_power_on(struct venc_device *venc) { u32 l; @@ -474,7 +438,7 @@ static int venc_power_on(struct venc_device *venc) goto err0; venc_reset(venc); - venc_write_config(venc, venc_timings_to_config(&venc->vm)); + venc_write_config(venc, venc->config); dss_set_venc_output(venc->dss, venc->type); dss_set_dac_pwrdn_bgz(venc->dss, 1); @@ -524,33 +488,17 @@ static void venc_power_off(struct venc_device *venc) venc_runtime_put(venc); } -static int venc_display_enable(struct omap_dss_device *dssdev) +static void venc_display_enable(struct omap_dss_device *dssdev) { struct venc_device *venc = dssdev_to_venc(dssdev); - int r; DSSDBG("venc_display_enable\n"); mutex_lock(&venc->venc_lock); - if (!dssdev->dispc_channel_connected) { - DSSERR("Failed to enable display: no output/manager\n"); - r = -ENODEV; - goto err0; - } - - r = venc_power_on(venc); - if (r) - goto err0; - - venc->wss_data = 0; + venc_power_on(venc); mutex_unlock(&venc->venc_lock); - - return 0; -err0: - mutex_unlock(&venc->venc_lock); - return r; } static void venc_display_disable(struct omap_dss_device *dssdev) @@ -566,30 +514,70 @@ static void venc_display_disable(struct omap_dss_device *dssdev) mutex_unlock(&venc->venc_lock); } -static void venc_get_timings(struct omap_dss_device *dssdev, - struct videomode *vm) +static int venc_get_modes(struct omap_dss_device *dssdev, + struct drm_connector *connector) { - struct venc_device *venc = dssdev_to_venc(dssdev); + static const struct drm_display_mode *modes[] = { + &omap_dss_pal_mode, + &omap_dss_ntsc_mode, + }; + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(modes); ++i) { + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(connector->dev, modes[i]); + if (!mode) + return i; + + mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; + drm_mode_set_name(mode); + drm_mode_probed_add(connector, mode); + } - mutex_lock(&venc->venc_lock); - *vm = venc->vm; - mutex_unlock(&venc->venc_lock); + return ARRAY_SIZE(modes); +} + +static enum venc_videomode venc_get_videomode(const struct drm_display_mode *mode) +{ + if (!(mode->flags & DRM_MODE_FLAG_INTERLACE)) + return VENC_MODE_UNKNOWN; + + if (mode->clock == omap_dss_pal_mode.clock && + mode->hdisplay == omap_dss_pal_mode.hdisplay && + mode->vdisplay == omap_dss_pal_mode.vdisplay) + return VENC_MODE_PAL; + + if (mode->clock == omap_dss_ntsc_mode.clock && + mode->hdisplay == omap_dss_ntsc_mode.hdisplay && + mode->vdisplay == omap_dss_ntsc_mode.vdisplay) + return VENC_MODE_NTSC; + + return VENC_MODE_UNKNOWN; } static void venc_set_timings(struct omap_dss_device *dssdev, - const struct videomode *vm) + const struct drm_display_mode *mode) { struct venc_device *venc = dssdev_to_venc(dssdev); + enum venc_videomode venc_mode = venc_get_videomode(mode); DSSDBG("venc_set_timings\n"); mutex_lock(&venc->venc_lock); - /* Reset WSS data when the TV standard changes. */ - if (memcmp(&venc->vm, vm, sizeof(*vm))) - venc->wss_data = 0; + switch (venc_mode) { + default: + WARN_ON_ONCE(1); + /* Fall-through */ + case VENC_MODE_PAL: + venc->config = &venc_config_pal_trm; + break; - venc->vm = *vm; + case VENC_MODE_NTSC: + venc->config = &venc_config_ntsc_trm; + break; + } dispc_set_tv_pclk(venc->dss->dispc, 13500000); @@ -597,22 +585,26 @@ static void venc_set_timings(struct omap_dss_device *dssdev, } static int venc_check_timings(struct omap_dss_device *dssdev, - struct videomode *vm) + struct drm_display_mode *mode) { DSSDBG("venc_check_timings\n"); - switch (venc_get_videomode(vm)) { + switch (venc_get_videomode(mode)) { case VENC_MODE_PAL: - *vm = omap_dss_pal_vm; - return 0; + drm_mode_copy(mode, &omap_dss_pal_mode); + break; case VENC_MODE_NTSC: - *vm = omap_dss_ntsc_vm; - return 0; + drm_mode_copy(mode, &omap_dss_ntsc_mode); + break; default: return -EINVAL; } + + drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); + drm_mode_set_name(mode); + return 0; } static int venc_dump_regs(struct seq_file *s, void *p) @@ -695,21 +687,12 @@ static int venc_get_clocks(struct venc_device *venc) static int venc_connect(struct omap_dss_device *src, struct omap_dss_device *dst) { - int r; - - r = omapdss_device_connect(dst->dss, dst, dst->next); - if (r) - return r; - - dst->dispc_channel_connected = true; - return 0; + return omapdss_device_connect(dst->dss, dst, dst->next); } static void venc_disconnect(struct omap_dss_device *src, struct omap_dss_device *dst) { - dst->dispc_channel_connected = false; - omapdss_device_disconnect(dst, dst->next); } @@ -721,8 +704,9 @@ static const struct omap_dss_device_ops venc_ops = { .disable = venc_display_disable, .check_timings = venc_check_timings, - .get_timings = venc_get_timings, .set_timings = venc_set_timings, + + .get_modes = venc_get_modes, }; /* ----------------------------------------------------------------------------- @@ -776,26 +760,17 @@ static int venc_init_output(struct venc_device *venc) out->dev = &venc->pdev->dev; out->id = OMAP_DSS_OUTPUT_VENC; - out->output_type = OMAP_DISPLAY_TYPE_VENC; + out->type = OMAP_DISPLAY_TYPE_VENC; out->name = "venc.0"; out->dispc_channel = OMAP_DSS_CHANNEL_DIGIT; out->ops = &venc_ops; out->owner = THIS_MODULE; out->of_ports = BIT(0); + out->ops_flags = OMAP_DSS_DEVICE_OP_MODES; - out->next = omapdss_of_find_connected_device(out->dev->of_node, 0); - if (IS_ERR(out->next)) { - if (PTR_ERR(out->next) != -EPROBE_DEFER) - dev_err(out->dev, "failed to find video sink\n"); - return PTR_ERR(out->next); - } - - r = omapdss_output_validate(out); - if (r) { - omapdss_device_put(out->next); - out->next = NULL; + r = omapdss_device_init_output(out); + if (r < 0) return r; - } omapdss_device_register(out); @@ -804,9 +779,8 @@ static int venc_init_output(struct venc_device *venc) static void venc_uninit_output(struct venc_device *venc) { - if (venc->output.next) - omapdss_device_put(venc->output.next); omapdss_device_unregister(&venc->output); + omapdss_device_cleanup_output(&venc->output); } static int venc_probe_of(struct venc_device *venc) @@ -878,8 +852,7 @@ static int venc_probe(struct platform_device *pdev) mutex_init(&venc->venc_lock); - venc->wss_data = 0; - venc->vm = omap_dss_pal_vm; + venc->config = &venc_config_pal_trm; venc_mem = platform_get_resource(venc->pdev, IORESOURCE_MEM, 0); venc->base = devm_ioremap_resource(&pdev->dev, venc_mem); diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 9da94d10782a..5967283934e1 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -17,6 +17,7 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_crtc.h> +#include <drm/drm_panel.h> #include <drm/drm_probe_helper.h> #include "omap_drv.h" @@ -30,24 +31,27 @@ struct omap_connector { struct drm_connector base; struct omap_dss_device *output; - struct omap_dss_device *display; struct omap_dss_device *hpd; bool hdmi_mode; }; static void omap_connector_hpd_notify(struct drm_connector *connector, - struct omap_dss_device *src, enum drm_connector_status status) { - if (status == connector_status_disconnected) { - /* - * If the source is an HDMI encoder, notify it of disconnection. - * This is required to let the HDMI encoder reset any internal - * state related to connection status, such as the CEC address. - */ - if (src && src->type == OMAP_DISPLAY_TYPE_HDMI && - src->ops->hdmi.lost_hotplug) - src->ops->hdmi.lost_hotplug(src); + struct omap_connector *omap_connector = to_omap_connector(connector); + struct omap_dss_device *dssdev; + + if (status != connector_status_disconnected) + return; + + /* + * Notify all devics in the pipeline of disconnection. This is required + * to let the HDMI encoders reset their internal state related to + * connection status, such as the CEC address. + */ + for (dssdev = omap_connector->output; dssdev; dssdev = dssdev->next) { + if (dssdev->ops && dssdev->ops->hdmi.lost_hotplug) + dssdev->ops->hdmi.lost_hotplug(dssdev); } } @@ -67,7 +71,7 @@ static void omap_connector_hpd_cb(void *cb_data, if (old_status == status) return; - omap_connector_hpd_notify(connector, omap_connector->hpd, status); + omap_connector_hpd_notify(connector, status); drm_kms_helper_hotplug_event(dev); } @@ -103,20 +107,20 @@ omap_connector_find_device(struct drm_connector *connector, enum omap_dss_device_ops_flag op) { struct omap_connector *omap_connector = to_omap_connector(connector); - struct omap_dss_device *dssdev; + struct omap_dss_device *dssdev = NULL; + struct omap_dss_device *d; - for (dssdev = omap_connector->display; dssdev; dssdev = dssdev->src) { - if (dssdev->ops_flags & op) - return dssdev; + for (d = omap_connector->output; d; d = d->next) { + if (d->ops_flags & op) + dssdev = d; } - return NULL; + return dssdev; } static enum drm_connector_status omap_connector_detect( struct drm_connector *connector, bool force) { - struct omap_connector *omap_connector = to_omap_connector(connector); struct omap_dss_device *dssdev; enum drm_connector_status status; @@ -128,13 +132,12 @@ static enum drm_connector_status omap_connector_detect( ? connector_status_connected : connector_status_disconnected; - omap_connector_hpd_notify(connector, dssdev->src, status); + omap_connector_hpd_notify(connector, status); } else { - switch (omap_connector->display->type) { - case OMAP_DISPLAY_TYPE_DPI: - case OMAP_DISPLAY_TYPE_DBI: - case OMAP_DISPLAY_TYPE_SDI: - case OMAP_DISPLAY_TYPE_DSI: + switch (connector->connector_type) { + case DRM_MODE_CONNECTOR_DPI: + case DRM_MODE_CONNECTOR_LVDS: + case DRM_MODE_CONNECTOR_DSI: status = connector_status_connected; break; default: @@ -143,7 +146,7 @@ static enum drm_connector_status omap_connector_detect( } } - VERB("%s: %d (force=%d)", omap_connector->display->name, status, force); + VERB("%s: %d (force=%d)", connector->name, status, force); return status; } @@ -152,7 +155,7 @@ static void omap_connector_destroy(struct drm_connector *connector) { struct omap_connector *omap_connector = to_omap_connector(connector); - DBG("%s", omap_connector->display->name); + DBG("%s", connector->name); if (omap_connector->hpd) { struct omap_dss_device *hpd = omap_connector->hpd; @@ -166,7 +169,6 @@ static void omap_connector_destroy(struct drm_connector *connector) drm_connector_cleanup(connector); omapdss_device_put(omap_connector->output); - omapdss_device_put(omap_connector->display); kfree(omap_connector); } @@ -212,10 +214,8 @@ static int omap_connector_get_modes(struct drm_connector *connector) { struct omap_connector *omap_connector = to_omap_connector(connector); struct omap_dss_device *dssdev; - struct drm_display_mode *mode; - struct videomode vm = {0}; - DBG("%s", omap_connector->display->name); + DBG("%s", connector->name); /* * If display exposes EDID, then we parse that in the normal way to @@ -227,89 +227,71 @@ static int omap_connector_get_modes(struct drm_connector *connector) return omap_connector_get_modes_edid(connector, dssdev); /* - * Otherwise we have either a fixed resolution panel or an output that - * doesn't support modes discovery (e.g. DVI or VGA with the DDC bus - * unconnected, or analog TV). Start by querying the size. + * Otherwise if the display pipeline reports modes (e.g. with a fixed + * resolution panel or an analog TV output), query it. */ - dssdev = omap_connector->display; - if (dssdev->driver && dssdev->driver->get_size) - dssdev->driver->get_size(dssdev, - &connector->display_info.width_mm, - &connector->display_info.height_mm); + dssdev = omap_connector_find_device(connector, + OMAP_DSS_DEVICE_OP_MODES); + if (dssdev) + return dssdev->ops->get_modes(dssdev, connector); /* - * Iterate over the pipeline to find the first device that can provide - * timing information. If we can't find any, we just let the KMS core - * add the default modes. + * Otherwise if the display pipeline uses a drm_panel, we delegate the + * operation to the panel API. */ - for (dssdev = omap_connector->display; dssdev; dssdev = dssdev->src) { - if (dssdev->ops->get_timings) - break; - } - if (!dssdev) - return 0; + if (omap_connector->output->panel) + return drm_panel_get_modes(omap_connector->output->panel); - /* Add a single mode corresponding to the fixed panel timings. */ - mode = drm_mode_create(connector->dev); - if (!mode) - return 0; + /* + * We can't retrieve modes, which can happen for instance for a DVI or + * VGA output with the DDC bus unconnected. The KMS core will add the + * default modes. + */ + return 0; +} - dssdev->ops->get_timings(dssdev, &vm); +enum drm_mode_status omap_connector_mode_fixup(struct omap_dss_device *dssdev, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + int ret; - drm_display_mode_from_videomode(&vm, mode); + drm_mode_copy(adjusted_mode, mode); - mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; - drm_mode_set_name(mode); - drm_mode_probed_add(connector, mode); + for (; dssdev; dssdev = dssdev->next) { + if (!dssdev->ops->check_timings) + continue; + + ret = dssdev->ops->check_timings(dssdev, adjusted_mode); + if (ret) + return MODE_BAD; + } - return 1; + return MODE_OK; } -static int omap_connector_mode_valid(struct drm_connector *connector, +static enum drm_mode_status omap_connector_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct omap_connector *omap_connector = to_omap_connector(connector); - enum omap_channel channel = omap_connector->output->dispc_channel; - struct omap_drm_private *priv = connector->dev->dev_private; - struct omap_dss_device *dssdev; - struct videomode vm = {0}; - struct drm_device *dev = connector->dev; - struct drm_display_mode *new_mode; - int r, ret = MODE_BAD; - - drm_display_mode_to_videomode(mode, &vm); - mode->vrefresh = drm_mode_vrefresh(mode); + struct drm_display_mode new_mode = { { 0 } }; + enum drm_mode_status status; - r = priv->dispc_ops->mgr_check_timings(priv->dispc, channel, &vm); - if (r) + status = omap_connector_mode_fixup(omap_connector->output, mode, + &new_mode); + if (status != MODE_OK) goto done; - for (dssdev = omap_connector->output; dssdev; dssdev = dssdev->next) { - if (!dssdev->ops->check_timings) - continue; - - r = dssdev->ops->check_timings(dssdev, &vm); - if (r) - goto done; - } - - /* check if vrefresh is still valid */ - new_mode = drm_mode_duplicate(dev, mode); - if (!new_mode) - return MODE_BAD; - - new_mode->clock = vm.pixelclock / 1000; - new_mode->vrefresh = 0; - if (mode->vrefresh == drm_mode_vrefresh(new_mode)) - ret = MODE_OK; - drm_mode_destroy(dev, new_mode); + /* Check if vrefresh is still valid. */ + if (drm_mode_vrefresh(mode) != drm_mode_vrefresh(&new_mode)) + status = MODE_NOCLOCK; done: DBG("connector: mode %s: " DRM_MODE_FMT, - (ret == MODE_OK) ? "valid" : "invalid", + (status == MODE_OK) ? "valid" : "invalid", DRM_MODE_ARG(mode)); - return ret; + return status; } static const struct drm_connector_funcs omap_connector_funcs = { @@ -326,9 +308,16 @@ static const struct drm_connector_helper_funcs omap_connector_helper_funcs = { .mode_valid = omap_connector_mode_valid, }; -static int omap_connector_get_type(struct omap_dss_device *display) +static int omap_connector_get_type(struct omap_dss_device *output) { - switch (display->type) { + struct omap_dss_device *display; + enum omap_display_type type; + + display = omapdss_display_get(output); + type = display->type; + omapdss_device_put(display); + + switch (type) { case OMAP_DISPLAY_TYPE_HDMI: return DRM_MODE_CONNECTOR_HDMIA; case OMAP_DISPLAY_TYPE_DVI: @@ -351,28 +340,26 @@ static int omap_connector_get_type(struct omap_dss_device *display) /* initialize connector */ struct drm_connector *omap_connector_init(struct drm_device *dev, struct omap_dss_device *output, - struct omap_dss_device *display, struct drm_encoder *encoder) { struct drm_connector *connector = NULL; struct omap_connector *omap_connector; struct omap_dss_device *dssdev; - DBG("%s", display->name); + DBG("%s", output->name); omap_connector = kzalloc(sizeof(*omap_connector), GFP_KERNEL); if (!omap_connector) goto fail; omap_connector->output = omapdss_device_get(output); - omap_connector->display = omapdss_device_get(display); connector = &omap_connector->base; connector->interlace_allowed = 1; connector->doublescan_allowed = 0; drm_connector_init(dev, connector, &omap_connector_funcs, - omap_connector_get_type(display)); + omap_connector_get_type(output)); drm_connector_helper_add(connector, &omap_connector_helper_funcs); /* diff --git a/drivers/gpu/drm/omapdrm/omap_connector.h b/drivers/gpu/drm/omapdrm/omap_connector.h index 854099801649..608085219336 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.h +++ b/drivers/gpu/drm/omapdrm/omap_connector.h @@ -22,6 +22,8 @@ #include <linux/types.h> +enum drm_mode_status; + struct drm_connector; struct drm_device; struct drm_encoder; @@ -29,12 +31,12 @@ struct omap_dss_device; struct drm_connector *omap_connector_init(struct drm_device *dev, struct omap_dss_device *output, - struct omap_dss_device *display, struct drm_encoder *encoder); -struct drm_encoder *omap_connector_attached_encoder( - struct drm_connector *connector); bool omap_connector_get_hdmi_mode(struct drm_connector *connector); void omap_connector_enable_hpd(struct drm_connector *connector); void omap_connector_disable_hpd(struct drm_connector *connector); +enum drm_mode_status omap_connector_mode_fixup(struct omap_dss_device *dssdev, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); #endif /* __OMAPDRM_CONNECTOR_H__ */ diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c index d99e24dcc0bf..5a29bf01c0e8 100644 --- a/drivers/gpu/drm/omapdrm/omap_crtc.c +++ b/drivers/gpu/drm/omapdrm/omap_crtc.c @@ -128,7 +128,7 @@ static void omap_crtc_set_enabled(struct drm_crtc *crtc, bool enable) if (WARN_ON(omap_crtc->enabled == enable)) return; - if (omap_crtc->pipe->output->output_type == OMAP_DISPLAY_TYPE_HDMI) { + if (omap_crtc->pipe->output->type == OMAP_DISPLAY_TYPE_HDMI) { priv->dispc_ops->mgr_enable(priv->dispc, channel, enable); omap_crtc->enabled = enable; return; @@ -390,6 +390,15 @@ static enum drm_mode_status omap_crtc_mode_valid(struct drm_crtc *crtc, const struct drm_display_mode *mode) { struct omap_drm_private *priv = crtc->dev->dev_private; + struct omap_crtc *omap_crtc = to_omap_crtc(crtc); + struct videomode vm = {0}; + int r; + + drm_display_mode_to_videomode(mode, &vm); + r = priv->dispc_ops->mgr_check_timings(priv->dispc, omap_crtc->channel, + &vm); + if (r) + return r; /* Check for bandwidth limit */ if (priv->max_bandwidth) { @@ -657,7 +666,7 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev, &omap_crtc_funcs, NULL); if (ret < 0) { dev_err(dev->dev, "%s(): could not init crtc for: %s\n", - __func__, pipe->display->name); + __func__, pipe->output->name); kfree(omap_crtc); return ERR_PTR(ret); } diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c index f8292278f57d..1b9b6f5e48e1 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.c +++ b/drivers/gpu/drm/omapdrm/omap_drv.c @@ -23,6 +23,7 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_fb_helper.h> #include <drm/drm_probe_helper.h> +#include <drm/drm_panel.h> #include "omap_dmm_tiler.h" #include "omap_drv.h" @@ -137,12 +138,13 @@ static void omap_disconnect_pipelines(struct drm_device *ddev) for (i = 0; i < priv->num_pipes; i++) { struct omap_drm_pipeline *pipe = &priv->pipes[i]; + if (pipe->output->panel) + drm_panel_detach(pipe->output->panel); + omapdss_device_disconnect(NULL, pipe->output); omapdss_device_put(pipe->output); - omapdss_device_put(pipe->display); pipe->output = NULL; - pipe->display = NULL; } memset(&priv->channels, 0, sizeof(priv->channels)); @@ -150,33 +152,17 @@ static void omap_disconnect_pipelines(struct drm_device *ddev) priv->num_pipes = 0; } -static int omap_compare_pipes(const void *a, const void *b) -{ - const struct omap_drm_pipeline *pipe1 = a; - const struct omap_drm_pipeline *pipe2 = b; - - if (pipe1->display->alias_id > pipe2->display->alias_id) - return 1; - else if (pipe1->display->alias_id < pipe2->display->alias_id) - return -1; - return 0; -} - static int omap_connect_pipelines(struct drm_device *ddev) { struct omap_drm_private *priv = ddev->dev_private; struct omap_dss_device *output = NULL; - unsigned int i; int r; - if (!omapdss_stack_is_ready()) - return -EPROBE_DEFER; - for_each_dss_output(output) { r = omapdss_device_connect(priv->dss, NULL, output); if (r == -EPROBE_DEFER) { omapdss_device_put(output); - goto cleanup; + return r; } else if (r) { dev_warn(output->dev, "could not connect output %s\n", output->name); @@ -185,7 +171,6 @@ static int omap_connect_pipelines(struct drm_device *ddev) pipe = &priv->pipes[priv->num_pipes++]; pipe->output = omapdss_device_get(output); - pipe->display = omapdss_display_get(output); if (priv->num_pipes == ARRAY_SIZE(priv->pipes)) { /* To balance the 'for_each_dss_output' loop */ @@ -195,36 +180,19 @@ static int omap_connect_pipelines(struct drm_device *ddev) } } - /* Sort the list by DT aliases */ - sort(priv->pipes, priv->num_pipes, sizeof(priv->pipes[0]), - omap_compare_pipes, NULL); - - /* - * Populate the pipeline lookup table by DISPC channel. Only one display - * is allowed per channel. - */ - for (i = 0; i < priv->num_pipes; ++i) { - struct omap_drm_pipeline *pipe = &priv->pipes[i]; - enum omap_channel channel = pipe->output->dispc_channel; - - if (WARN_ON(priv->channels[channel] != NULL)) { - r = -EINVAL; - goto cleanup; - } - - priv->channels[channel] = pipe; - } - return 0; +} -cleanup: - /* - * if we are deferring probe, we disconnect the devices we previously - * connected - */ - omap_disconnect_pipelines(ddev); +static int omap_compare_pipelines(const void *a, const void *b) +{ + const struct omap_drm_pipeline *pipe1 = a; + const struct omap_drm_pipeline *pipe2 = b; - return r; + if (pipe1->alias_id > pipe2->alias_id) + return 1; + else if (pipe1->alias_id < pipe2->alias_id) + return -1; + return 0; } static int omap_modeset_init_properties(struct drm_device *dev) @@ -240,6 +208,30 @@ static int omap_modeset_init_properties(struct drm_device *dev) return 0; } +static int omap_display_id(struct omap_dss_device *output) +{ + struct device_node *node = NULL; + + if (output->next) { + struct omap_dss_device *display; + + display = omapdss_display_get(output); + node = display->dev->of_node; + omapdss_device_put(display); + } else if (output->bridge) { + struct drm_bridge *bridge = output->bridge; + + while (bridge->next) + bridge = bridge->next; + + node = bridge->of_node; + } else if (output->panel) { + node = output->panel->dev->of_node; + } + + return node ? of_alias_get_id(node, "display") : -ENODEV; +} + static int omap_modeset_init(struct drm_device *dev) { struct omap_drm_private *priv = dev->dev_private; @@ -249,6 +241,9 @@ static int omap_modeset_init(struct drm_device *dev) int ret; u32 plane_crtc_mask; + if (!omapdss_stack_is_ready()) + return -EPROBE_DEFER; + drm_mode_config_init(dev); ret = omap_modeset_init_properties(dev); @@ -263,6 +258,10 @@ static int omap_modeset_init(struct drm_device *dev) * configuration does not match the expectations or exceeds * the available resources, the configuration is rejected. */ + ret = omap_connect_pipelines(dev); + if (ret < 0) + return ret; + if (priv->num_pipes > num_mgrs || priv->num_pipes > num_ovls) { dev_err(dev->dev, "%s(): Too many connected displays\n", __func__); @@ -288,33 +287,75 @@ static int omap_modeset_init(struct drm_device *dev) priv->planes[priv->num_planes++] = plane; } - /* Create the CRTCs, encoders and connectors. */ + /* + * Create the encoders, attach the bridges and get the pipeline alias + * IDs. + */ for (i = 0; i < priv->num_pipes; i++) { struct omap_drm_pipeline *pipe = &priv->pipes[i]; - struct omap_dss_device *display = pipe->display; - struct drm_connector *connector; - struct drm_encoder *encoder; - struct drm_crtc *crtc; + int id; - encoder = omap_encoder_init(dev, pipe->output, display); - if (!encoder) + pipe->encoder = omap_encoder_init(dev, pipe->output); + if (!pipe->encoder) return -ENOMEM; - connector = omap_connector_init(dev, pipe->output, display, - encoder); - if (!connector) - return -ENOMEM; + if (pipe->output->bridge) { + ret = drm_bridge_attach(pipe->encoder, + pipe->output->bridge, NULL); + if (ret < 0) + return ret; + } + + id = omap_display_id(pipe->output); + pipe->alias_id = id >= 0 ? id : i; + } + + /* Sort the pipelines by DT aliases. */ + sort(priv->pipes, priv->num_pipes, sizeof(priv->pipes[0]), + omap_compare_pipelines, NULL); + + /* + * Populate the pipeline lookup table by DISPC channel. Only one display + * is allowed per channel. + */ + for (i = 0; i < priv->num_pipes; ++i) { + struct omap_drm_pipeline *pipe = &priv->pipes[i]; + enum omap_channel channel = pipe->output->dispc_channel; + + if (WARN_ON(priv->channels[channel] != NULL)) + return -EINVAL; + + priv->channels[channel] = pipe; + } + + /* Create the connectors and CRTCs. */ + for (i = 0; i < priv->num_pipes; i++) { + struct omap_drm_pipeline *pipe = &priv->pipes[i]; + struct drm_encoder *encoder = pipe->encoder; + struct drm_crtc *crtc; + + if (!pipe->output->bridge) { + pipe->connector = omap_connector_init(dev, pipe->output, + encoder); + if (!pipe->connector) + return -ENOMEM; + + drm_connector_attach_encoder(pipe->connector, encoder); + + if (pipe->output->panel) { + ret = drm_panel_attach(pipe->output->panel, + pipe->connector); + if (ret < 0) + return ret; + } + } crtc = omap_crtc_init(dev, pipe, priv->planes[i]); if (IS_ERR(crtc)) return PTR_ERR(crtc); - drm_connector_attach_encoder(connector, encoder); encoder->possible_crtcs = 1 << i; - pipe->crtc = crtc; - pipe->encoder = encoder; - pipe->connector = connector; } DBG("registered %u planes, %u crtcs/encoders/connectors\n", @@ -351,10 +392,12 @@ static int omap_modeset_init(struct drm_device *dev) static void omap_modeset_enable_external_hpd(struct drm_device *ddev) { struct omap_drm_private *priv = ddev->dev_private; - int i; + unsigned int i; - for (i = 0; i < priv->num_pipes; i++) - omap_connector_enable_hpd(priv->pipes[i].connector); + for (i = 0; i < priv->num_pipes; i++) { + if (priv->pipes[i].connector) + omap_connector_enable_hpd(priv->pipes[i].connector); + } } /* @@ -363,10 +406,12 @@ static void omap_modeset_enable_external_hpd(struct drm_device *ddev) static void omap_modeset_disable_external_hpd(struct drm_device *ddev) { struct omap_drm_private *priv = ddev->dev_private; - int i; + unsigned int i; - for (i = 0; i < priv->num_pipes; i++) - omap_connector_disable_hpd(priv->pipes[i].connector); + for (i = 0; i < priv->num_pipes; i++) { + if (priv->pipes[i].connector) + omap_connector_disable_hpd(priv->pipes[i].connector); + } } /* @@ -551,10 +596,6 @@ static int omapdrm_init(struct omap_drm_private *priv, struct device *dev) omap_crtc_pre_init(priv); - ret = omap_connect_pipelines(ddev); - if (ret) - goto err_crtc_uninit; - soc = soc_device_match(omapdrm_soc_devices); priv->omaprev = soc ? (unsigned int)soc->data : 0; priv->wq = alloc_ordered_workqueue("omapdrm", 0); @@ -612,7 +653,6 @@ err_gem_deinit: omap_gem_deinit(ddev); destroy_workqueue(priv->wq); omap_disconnect_pipelines(ddev); -err_crtc_uninit: omap_crtc_pre_uninit(priv); drm_dev_put(ddev); return ret; @@ -685,54 +725,12 @@ static int pdev_remove(struct platform_device *pdev) } #ifdef CONFIG_PM_SLEEP -static int omap_drm_suspend_all_displays(struct drm_device *ddev) -{ - struct omap_drm_private *priv = ddev->dev_private; - int i; - - for (i = 0; i < priv->num_pipes; i++) { - struct omap_dss_device *display = priv->pipes[i].display; - - if (display->state == OMAP_DSS_DISPLAY_ACTIVE) { - display->ops->disable(display); - display->activate_after_resume = true; - } else { - display->activate_after_resume = false; - } - } - - return 0; -} - -static int omap_drm_resume_all_displays(struct drm_device *ddev) -{ - struct omap_drm_private *priv = ddev->dev_private; - int i; - - for (i = 0; i < priv->num_pipes; i++) { - struct omap_dss_device *display = priv->pipes[i].display; - - if (display->activate_after_resume) { - display->ops->enable(display); - display->activate_after_resume = false; - } - } - - return 0; -} - static int omap_drm_suspend(struct device *dev) { struct omap_drm_private *priv = dev_get_drvdata(dev); struct drm_device *drm_dev = priv->ddev; - drm_kms_helper_poll_disable(drm_dev); - - drm_modeset_lock_all(drm_dev); - omap_drm_suspend_all_displays(drm_dev); - drm_modeset_unlock_all(drm_dev); - - return 0; + return drm_mode_config_helper_suspend(drm_dev); } static int omap_drm_resume(struct device *dev) @@ -740,11 +738,7 @@ static int omap_drm_resume(struct device *dev) struct omap_drm_private *priv = dev_get_drvdata(dev); struct drm_device *drm_dev = priv->ddev; - drm_modeset_lock_all(drm_dev); - omap_drm_resume_all_displays(drm_dev); - drm_modeset_unlock_all(drm_dev); - - drm_kms_helper_poll_enable(drm_dev); + drm_mode_config_helper_resume(drm_dev); return omap_gem_resume(drm_dev); } diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h index 0c57d2814c51..3cca45cb25f3 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.h +++ b/drivers/gpu/drm/omapdrm/omap_drv.h @@ -49,7 +49,7 @@ struct omap_drm_pipeline { struct drm_encoder *encoder; struct drm_connector *connector; struct omap_dss_device *output; - struct omap_dss_device *display; + unsigned int alias_id; }; struct omap_drm_private { diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.c b/drivers/gpu/drm/omapdrm/omap_encoder.c index 0d85b3a35767..40512419642b 100644 --- a/drivers/gpu/drm/omapdrm/omap_encoder.c +++ b/drivers/gpu/drm/omapdrm/omap_encoder.c @@ -20,6 +20,7 @@ #include <drm/drm_crtc.h> #include <drm/drm_modeset_helper_vtables.h> #include <drm/drm_edid.h> +#include <drm/drm_panel.h> #include "omap_drv.h" @@ -37,7 +38,6 @@ struct omap_encoder { struct drm_encoder base; struct omap_dss_device *output; - struct omap_dss_device *display; }; static void omap_encoder_destroy(struct drm_encoder *encoder) @@ -52,22 +52,43 @@ static const struct drm_encoder_funcs omap_encoder_funcs = { .destroy = omap_encoder_destroy, }; -static void omap_encoder_hdmi_mode_set(struct drm_encoder *encoder, +static void omap_encoder_update_videomode_flags(struct videomode *vm, + u32 bus_flags) +{ + if (!(vm->flags & (DISPLAY_FLAGS_DE_LOW | + DISPLAY_FLAGS_DE_HIGH))) { + if (bus_flags & DRM_BUS_FLAG_DE_LOW) + vm->flags |= DISPLAY_FLAGS_DE_LOW; + else if (bus_flags & DRM_BUS_FLAG_DE_HIGH) + vm->flags |= DISPLAY_FLAGS_DE_HIGH; + } + + if (!(vm->flags & (DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_PIXDATA_NEGEDGE))) { + if (bus_flags & DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE) + vm->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; + else if (bus_flags & DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE) + vm->flags |= DISPLAY_FLAGS_PIXDATA_NEGEDGE; + } + + if (!(vm->flags & (DISPLAY_FLAGS_SYNC_POSEDGE | + DISPLAY_FLAGS_SYNC_NEGEDGE))) { + if (bus_flags & DRM_BUS_FLAG_SYNC_DRIVE_POSEDGE) + vm->flags |= DISPLAY_FLAGS_SYNC_POSEDGE; + else if (bus_flags & DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE) + vm->flags |= DISPLAY_FLAGS_SYNC_NEGEDGE; + } +} + +static void omap_encoder_hdmi_mode_set(struct drm_connector *connector, + struct drm_encoder *encoder, struct drm_display_mode *adjusted_mode) { - struct drm_device *dev = encoder->dev; struct omap_encoder *omap_encoder = to_omap_encoder(encoder); struct omap_dss_device *dssdev = omap_encoder->output; - struct drm_connector *connector; bool hdmi_mode; - hdmi_mode = false; - list_for_each_entry(connector, &dev->mode_config.connector_list, head) { - if (connector->encoder == encoder) { - hdmi_mode = omap_connector_get_hdmi_mode(connector); - break; - } - } + hdmi_mode = omap_connector_get_hdmi_mode(connector); if (dssdev->ops->hdmi.set_hdmi_mode) dssdev->ops->hdmi.set_hdmi_mode(dssdev, hdmi_mode); @@ -88,8 +109,18 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder, struct drm_display_mode *adjusted_mode) { struct omap_encoder *omap_encoder = to_omap_encoder(encoder); + struct omap_dss_device *output = omap_encoder->output; struct omap_dss_device *dssdev; + struct drm_device *dev = encoder->dev; + struct drm_connector *connector; + struct drm_bridge *bridge; struct videomode vm = { 0 }; + u32 bus_flags; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (connector->encoder == encoder) + break; + } drm_display_mode_to_videomode(adjusted_mode, &vm); @@ -102,66 +133,102 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder, * * A better solution is to use DRM's bus-flags through the whole driver. */ - for (dssdev = omap_encoder->output; dssdev; dssdev = dssdev->next) { - unsigned long bus_flags = dssdev->bus_flags; - - if (!(vm.flags & (DISPLAY_FLAGS_DE_LOW | - DISPLAY_FLAGS_DE_HIGH))) { - if (bus_flags & DRM_BUS_FLAG_DE_LOW) - vm.flags |= DISPLAY_FLAGS_DE_LOW; - else if (bus_flags & DRM_BUS_FLAG_DE_HIGH) - vm.flags |= DISPLAY_FLAGS_DE_HIGH; - } - - if (!(vm.flags & (DISPLAY_FLAGS_PIXDATA_POSEDGE | - DISPLAY_FLAGS_PIXDATA_NEGEDGE))) { - if (bus_flags & DRM_BUS_FLAG_PIXDATA_POSEDGE) - vm.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; - else if (bus_flags & DRM_BUS_FLAG_PIXDATA_NEGEDGE) - vm.flags |= DISPLAY_FLAGS_PIXDATA_NEGEDGE; - } - - if (!(vm.flags & (DISPLAY_FLAGS_SYNC_POSEDGE | - DISPLAY_FLAGS_SYNC_NEGEDGE))) { - if (bus_flags & DRM_BUS_FLAG_SYNC_POSEDGE) - vm.flags |= DISPLAY_FLAGS_SYNC_POSEDGE; - else if (bus_flags & DRM_BUS_FLAG_SYNC_NEGEDGE) - vm.flags |= DISPLAY_FLAGS_SYNC_NEGEDGE; - } + for (dssdev = output; dssdev; dssdev = dssdev->next) + omap_encoder_update_videomode_flags(&vm, dssdev->bus_flags); + + for (bridge = output->bridge; bridge; bridge = bridge->next) { + if (!bridge->timings) + continue; + + bus_flags = bridge->timings->input_bus_flags; + omap_encoder_update_videomode_flags(&vm, bus_flags); } + bus_flags = connector->display_info.bus_flags; + omap_encoder_update_videomode_flags(&vm, bus_flags); + /* Set timings for all devices in the display pipeline. */ - dss_mgr_set_timings(omap_encoder->output, &vm); + dss_mgr_set_timings(output, &vm); - for (dssdev = omap_encoder->output; dssdev; dssdev = dssdev->next) { + for (dssdev = output; dssdev; dssdev = dssdev->next) { if (dssdev->ops->set_timings) - dssdev->ops->set_timings(dssdev, &vm); + dssdev->ops->set_timings(dssdev, adjusted_mode); } /* Set the HDMI mode and HDMI infoframe if applicable. */ - if (omap_encoder->output->output_type == OMAP_DISPLAY_TYPE_HDMI) - omap_encoder_hdmi_mode_set(encoder, adjusted_mode); + if (output->type == OMAP_DISPLAY_TYPE_HDMI) + omap_encoder_hdmi_mode_set(connector, encoder, adjusted_mode); } static void omap_encoder_disable(struct drm_encoder *encoder) { struct omap_encoder *omap_encoder = to_omap_encoder(encoder); - struct omap_dss_device *dssdev = omap_encoder->display; + struct omap_dss_device *dssdev = omap_encoder->output; + struct drm_device *dev = encoder->dev; + + dev_dbg(dev->dev, "disable(%s)\n", dssdev->name); + + /* Disable the panel if present. */ + if (dssdev->panel) { + drm_panel_disable(dssdev->panel); + drm_panel_unprepare(dssdev->panel); + } + + /* + * Disable the chain of external devices, starting at the one at the + * internal encoder's output. + */ + omapdss_device_disable(dssdev->next); + + /* + * Disable the internal encoder. This will disable the DSS output. The + * DSI is treated as an exception as DSI pipelines still use the legacy + * flow where the pipeline output controls the encoder. + */ + if (dssdev->type != OMAP_DISPLAY_TYPE_DSI) { + dssdev->ops->disable(dssdev); + dssdev->state = OMAP_DSS_DISPLAY_DISABLED; + } - dssdev->ops->disable(dssdev); + /* + * Perform the post-disable operations on the chain of external devices + * to complete the display pipeline disable. + */ + omapdss_device_post_disable(dssdev->next); } static void omap_encoder_enable(struct drm_encoder *encoder) { struct omap_encoder *omap_encoder = to_omap_encoder(encoder); - struct omap_dss_device *dssdev = omap_encoder->display; - int r; - - r = dssdev->ops->enable(dssdev); - if (r) - dev_err(encoder->dev->dev, - "Failed to enable display '%s': %d\n", - dssdev->name, r); + struct omap_dss_device *dssdev = omap_encoder->output; + struct drm_device *dev = encoder->dev; + + dev_dbg(dev->dev, "enable(%s)\n", dssdev->name); + + /* Prepare the chain of external devices for pipeline enable. */ + omapdss_device_pre_enable(dssdev->next); + + /* + * Enable the internal encoder. This will enable the DSS output. The + * DSI is treated as an exception as DSI pipelines still use the legacy + * flow where the pipeline output controls the encoder. + */ + if (dssdev->type != OMAP_DISPLAY_TYPE_DSI) { + dssdev->ops->enable(dssdev); + dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; + } + + /* + * Enable the chain of external devices, starting at the one at the + * internal encoder's output. + */ + omapdss_device_enable(dssdev->next); + + /* Enable the panel if present. */ + if (dssdev->panel) { + drm_panel_prepare(dssdev->panel); + drm_panel_enable(dssdev->panel); + } } static int omap_encoder_atomic_check(struct drm_encoder *encoder, @@ -169,35 +236,17 @@ static int omap_encoder_atomic_check(struct drm_encoder *encoder, struct drm_connector_state *conn_state) { struct omap_encoder *omap_encoder = to_omap_encoder(encoder); - enum omap_channel channel = omap_encoder->output->dispc_channel; - struct drm_device *dev = encoder->dev; - struct omap_drm_private *priv = dev->dev_private; - struct omap_dss_device *dssdev; - struct videomode vm = { 0 }; - int ret; - - drm_display_mode_to_videomode(&crtc_state->mode, &vm); - - ret = priv->dispc_ops->mgr_check_timings(priv->dispc, channel, &vm); - if (ret) - goto done; - - for (dssdev = omap_encoder->output; dssdev; dssdev = dssdev->next) { - if (!dssdev->ops->check_timings) - continue; - - ret = dssdev->ops->check_timings(dssdev, &vm); - if (ret) - goto done; + enum drm_mode_status status; + + status = omap_connector_mode_fixup(omap_encoder->output, + &crtc_state->mode, + &crtc_state->adjusted_mode); + if (status != MODE_OK) { + dev_err(encoder->dev->dev, "invalid timings: %d\n", status); + return -EINVAL; } - drm_display_mode_from_videomode(&vm, &crtc_state->adjusted_mode); - -done: - if (ret) - dev_err(dev->dev, "invalid timings: %d\n", ret); - - return ret; + return 0; } static const struct drm_encoder_helper_funcs omap_encoder_helper_funcs = { @@ -209,8 +258,7 @@ static const struct drm_encoder_helper_funcs omap_encoder_helper_funcs = { /* initialize encoder */ struct drm_encoder *omap_encoder_init(struct drm_device *dev, - struct omap_dss_device *output, - struct omap_dss_device *display) + struct omap_dss_device *output) { struct drm_encoder *encoder = NULL; struct omap_encoder *omap_encoder; @@ -220,7 +268,6 @@ struct drm_encoder *omap_encoder_init(struct drm_device *dev, goto fail; omap_encoder->output = output; - omap_encoder->display = display; encoder = &omap_encoder->base; diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.h b/drivers/gpu/drm/omapdrm/omap_encoder.h index a7b5dde63ecb..4aefb3142886 100644 --- a/drivers/gpu/drm/omapdrm/omap_encoder.h +++ b/drivers/gpu/drm/omapdrm/omap_encoder.h @@ -25,7 +25,6 @@ struct drm_encoder; struct omap_dss_device; struct drm_encoder *omap_encoder_init(struct drm_device *dev, - struct omap_dss_device *output, - struct omap_dss_device *display); + struct omap_dss_device *output); #endif /* __OMAPDRM_ENCODER_H__ */ diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c index 851c59f07eb1..50aabd854f4d 100644 --- a/drivers/gpu/drm/omapdrm/omap_fbdev.c +++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c @@ -183,13 +183,9 @@ static int omap_fbdev_create(struct drm_fb_helper *helper, fbdev->fb = fb; helper->fb = fb; - fbi->par = helper; fbi->fbops = &omap_fb_ops; - strcpy(fbi->fix.id, MODULE_NAME); - - drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->format->depth); - drm_fb_helper_fill_var(fbi, helper, sizes->fb_width, sizes->fb_height); + drm_fb_helper_fill_info(fbi, helper, sizes); dev->mode_config.fb_base = dma_addr; |