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path: root/drivers/gpu/drm/i915/display/intel_hdmi.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_hdmi.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_hdmi.c300
1 files changed, 168 insertions, 132 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index 95b6d9457910..de2ce5632b94 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -88,10 +88,10 @@ assert_hdmi_transcoder_func_disabled(struct drm_i915_private *dev_priv,
struct intel_hdmi *enc_to_intel_hdmi(struct intel_encoder *encoder)
{
- struct intel_digital_port *intel_dig_port =
+ struct intel_digital_port *dig_port =
container_of(&encoder->base, struct intel_digital_port,
base.base);
- return &intel_dig_port->hdmi;
+ return &dig_port->hdmi;
}
static struct intel_hdmi *intel_attached_hdmi(struct intel_connector *connector)
@@ -660,7 +660,7 @@ static void intel_write_infoframe(struct intel_encoder *encoder,
enum hdmi_infoframe_type type,
const union hdmi_infoframe *frame)
{
- struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+ struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
u8 buffer[VIDEO_DIP_DATA_SIZE];
ssize_t len;
@@ -681,7 +681,7 @@ static void intel_write_infoframe(struct intel_encoder *encoder,
buffer[3] = 0;
len++;
- intel_dig_port->write_infoframe(encoder, crtc_state, type, buffer, len);
+ dig_port->write_infoframe(encoder, crtc_state, type, buffer, len);
}
void intel_read_infoframe(struct intel_encoder *encoder,
@@ -689,7 +689,7 @@ void intel_read_infoframe(struct intel_encoder *encoder,
enum hdmi_infoframe_type type,
union hdmi_infoframe *frame)
{
- struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+ struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
u8 buffer[VIDEO_DIP_DATA_SIZE];
int ret;
@@ -697,7 +697,7 @@ void intel_read_infoframe(struct intel_encoder *encoder,
intel_hdmi_infoframe_enable(type)) == 0)
return;
- intel_dig_port->read_infoframe(encoder, crtc_state,
+ dig_port->read_infoframe(encoder, crtc_state,
type, buffer, sizeof(buffer));
/* Fill the 'hole' (see big comment above) at position 3 */
@@ -872,8 +872,8 @@ static void g4x_set_infoframes(struct intel_encoder *encoder,
const struct drm_connector_state *conn_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
- struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
+ struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
+ struct intel_hdmi *intel_hdmi = &dig_port->hdmi;
i915_reg_t reg = VIDEO_DIP_CTL;
u32 val = intel_de_read(dev_priv, reg);
u32 port = VIDEO_DIP_PORT(encoder->port);
@@ -1057,8 +1057,8 @@ static void ibx_set_infoframes(struct intel_encoder *encoder,
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->uapi.crtc);
- struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
- struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
+ struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
+ struct intel_hdmi *intel_hdmi = &dig_port->hdmi;
i915_reg_t reg = TVIDEO_DIP_CTL(intel_crtc->pipe);
u32 val = intel_de_read(dev_priv, reg);
u32 port = VIDEO_DIP_PORT(encoder->port);
@@ -1275,11 +1275,11 @@ void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable)
adapter, enable);
}
-static int intel_hdmi_hdcp_read(struct intel_digital_port *intel_dig_port,
+static int intel_hdmi_hdcp_read(struct intel_digital_port *dig_port,
unsigned int offset, void *buffer, size_t size)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
- struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+ struct intel_hdmi *hdmi = &dig_port->hdmi;
struct i2c_adapter *adapter = intel_gmbus_get_adapter(i915,
hdmi->ddc_bus);
int ret;
@@ -1304,11 +1304,11 @@ static int intel_hdmi_hdcp_read(struct intel_digital_port *intel_dig_port,
return ret >= 0 ? -EIO : ret;
}
-static int intel_hdmi_hdcp_write(struct intel_digital_port *intel_dig_port,
+static int intel_hdmi_hdcp_write(struct intel_digital_port *dig_port,
unsigned int offset, void *buffer, size_t size)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
- struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+ struct intel_hdmi *hdmi = &dig_port->hdmi;
struct i2c_adapter *adapter = intel_gmbus_get_adapter(i915,
hdmi->ddc_bus);
int ret;
@@ -1338,16 +1338,16 @@ static int intel_hdmi_hdcp_write(struct intel_digital_port *intel_dig_port,
}
static
-int intel_hdmi_hdcp_write_an_aksv(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_write_an_aksv(struct intel_digital_port *dig_port,
u8 *an)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
- struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+ struct intel_hdmi *hdmi = &dig_port->hdmi;
struct i2c_adapter *adapter = intel_gmbus_get_adapter(i915,
hdmi->ddc_bus);
int ret;
- ret = intel_hdmi_hdcp_write(intel_dig_port, DRM_HDCP_DDC_AN, an,
+ ret = intel_hdmi_hdcp_write(dig_port, DRM_HDCP_DDC_AN, an,
DRM_HDCP_AN_LEN);
if (ret) {
drm_dbg_kms(&i915->drm, "Write An over DDC failed (%d)\n",
@@ -1363,13 +1363,13 @@ int intel_hdmi_hdcp_write_an_aksv(struct intel_digital_port *intel_dig_port,
return 0;
}
-static int intel_hdmi_hdcp_read_bksv(struct intel_digital_port *intel_dig_port,
+static int intel_hdmi_hdcp_read_bksv(struct intel_digital_port *dig_port,
u8 *bksv)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
int ret;
- ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_BKSV, bksv,
+ ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_BKSV, bksv,
DRM_HDCP_KSV_LEN);
if (ret)
drm_dbg_kms(&i915->drm, "Read Bksv over DDC failed (%d)\n",
@@ -1378,13 +1378,13 @@ static int intel_hdmi_hdcp_read_bksv(struct intel_digital_port *intel_dig_port,
}
static
-int intel_hdmi_hdcp_read_bstatus(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_bstatus(struct intel_digital_port *dig_port,
u8 *bstatus)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
int ret;
- ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_BSTATUS,
+ ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_BSTATUS,
bstatus, DRM_HDCP_BSTATUS_LEN);
if (ret)
drm_dbg_kms(&i915->drm, "Read bstatus over DDC failed (%d)\n",
@@ -1393,14 +1393,14 @@ int intel_hdmi_hdcp_read_bstatus(struct intel_digital_port *intel_dig_port,
}
static
-int intel_hdmi_hdcp_repeater_present(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_repeater_present(struct intel_digital_port *dig_port,
bool *repeater_present)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
int ret;
u8 val;
- ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_BCAPS, &val, 1);
+ ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_BCAPS, &val, 1);
if (ret) {
drm_dbg_kms(&i915->drm, "Read bcaps over DDC failed (%d)\n",
ret);
@@ -1411,13 +1411,13 @@ int intel_hdmi_hdcp_repeater_present(struct intel_digital_port *intel_dig_port,
}
static
-int intel_hdmi_hdcp_read_ri_prime(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_ri_prime(struct intel_digital_port *dig_port,
u8 *ri_prime)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
int ret;
- ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_RI_PRIME,
+ ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_RI_PRIME,
ri_prime, DRM_HDCP_RI_LEN);
if (ret)
drm_dbg_kms(&i915->drm, "Read Ri' over DDC failed (%d)\n",
@@ -1426,14 +1426,14 @@ int intel_hdmi_hdcp_read_ri_prime(struct intel_digital_port *intel_dig_port,
}
static
-int intel_hdmi_hdcp_read_ksv_ready(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_ksv_ready(struct intel_digital_port *dig_port,
bool *ksv_ready)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
int ret;
u8 val;
- ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_BCAPS, &val, 1);
+ ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_BCAPS, &val, 1);
if (ret) {
drm_dbg_kms(&i915->drm, "Read bcaps over DDC failed (%d)\n",
ret);
@@ -1444,12 +1444,12 @@ int intel_hdmi_hdcp_read_ksv_ready(struct intel_digital_port *intel_dig_port,
}
static
-int intel_hdmi_hdcp_read_ksv_fifo(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_ksv_fifo(struct intel_digital_port *dig_port,
int num_downstream, u8 *ksv_fifo)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
int ret;
- ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_KSV_FIFO,
+ ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_KSV_FIFO,
ksv_fifo, num_downstream * DRM_HDCP_KSV_LEN);
if (ret) {
drm_dbg_kms(&i915->drm,
@@ -1460,16 +1460,16 @@ int intel_hdmi_hdcp_read_ksv_fifo(struct intel_digital_port *intel_dig_port,
}
static
-int intel_hdmi_hdcp_read_v_prime_part(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_v_prime_part(struct intel_digital_port *dig_port,
int i, u32 *part)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
int ret;
if (i >= DRM_HDCP_V_PRIME_NUM_PARTS)
return -EINVAL;
- ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_V_PRIME(i),
+ ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_V_PRIME(i),
part, DRM_HDCP_V_PRIME_PART_LEN);
if (ret)
drm_dbg_kms(&i915->drm, "Read V'[%d] over DDC failed (%d)\n",
@@ -1480,7 +1480,7 @@ int intel_hdmi_hdcp_read_v_prime_part(struct intel_digital_port *intel_dig_port,
static int kbl_repositioning_enc_en_signal(struct intel_connector *connector)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+ struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct drm_crtc *crtc = connector->base.state->crtc;
struct intel_crtc *intel_crtc = container_of(crtc,
struct intel_crtc, base);
@@ -1494,13 +1494,13 @@ static int kbl_repositioning_enc_en_signal(struct intel_connector *connector)
usleep_range(25, 50);
}
- ret = intel_ddi_toggle_hdcp_signalling(&intel_dig_port->base, false);
+ ret = intel_ddi_toggle_hdcp_signalling(&dig_port->base, false);
if (ret) {
drm_err(&dev_priv->drm,
"Disable HDCP signalling failed (%d)\n", ret);
return ret;
}
- ret = intel_ddi_toggle_hdcp_signalling(&intel_dig_port->base, true);
+ ret = intel_ddi_toggle_hdcp_signalling(&dig_port->base, true);
if (ret) {
drm_err(&dev_priv->drm,
"Enable HDCP signalling failed (%d)\n", ret);
@@ -1511,10 +1511,10 @@ static int kbl_repositioning_enc_en_signal(struct intel_connector *connector)
}
static
-int intel_hdmi_hdcp_toggle_signalling(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_toggle_signalling(struct intel_digital_port *dig_port,
bool enable)
{
- struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+ struct intel_hdmi *hdmi = &dig_port->hdmi;
struct intel_connector *connector = hdmi->attached_connector;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
int ret;
@@ -1522,7 +1522,7 @@ int intel_hdmi_hdcp_toggle_signalling(struct intel_digital_port *intel_dig_port,
if (!enable)
usleep_range(6, 60); /* Bspec says >= 6us */
- ret = intel_ddi_toggle_hdcp_signalling(&intel_dig_port->base, enable);
+ ret = intel_ddi_toggle_hdcp_signalling(&dig_port->base, enable);
if (ret) {
drm_err(&dev_priv->drm, "%s HDCP signalling failed (%d)\n",
enable ? "Enable" : "Disable", ret);
@@ -1540,12 +1540,12 @@ int intel_hdmi_hdcp_toggle_signalling(struct intel_digital_port *intel_dig_port,
}
static
-bool intel_hdmi_hdcp_check_link(struct intel_digital_port *intel_dig_port)
+bool intel_hdmi_hdcp_check_link_once(struct intel_digital_port *dig_port)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
struct intel_connector *connector =
- intel_dig_port->hdmi.attached_connector;
- enum port port = intel_dig_port->base.port;
+ dig_port->hdmi.attached_connector;
+ enum port port = dig_port->base.port;
enum transcoder cpu_transcoder = connector->hdcp.cpu_transcoder;
int ret;
union {
@@ -1553,7 +1553,7 @@ bool intel_hdmi_hdcp_check_link(struct intel_digital_port *intel_dig_port)
u8 shim[DRM_HDCP_RI_LEN];
} ri;
- ret = intel_hdmi_hdcp_read_ri_prime(intel_dig_port, ri.shim);
+ ret = intel_hdmi_hdcp_read_ri_prime(dig_port, ri.shim);
if (ret)
return false;
@@ -1563,8 +1563,7 @@ bool intel_hdmi_hdcp_check_link(struct intel_digital_port *intel_dig_port)
if (wait_for((intel_de_read(i915, HDCP_STATUS(i915, cpu_transcoder, port)) &
(HDCP_STATUS_RI_MATCH | HDCP_STATUS_ENC)) ==
(HDCP_STATUS_RI_MATCH | HDCP_STATUS_ENC), 1)) {
- drm_err(&i915->drm,
- "Ri' mismatch detected, link check failed (%x)\n",
+ drm_dbg_kms(&i915->drm, "Ri' mismatch detected (%x)\n",
intel_de_read(i915, HDCP_STATUS(i915, cpu_transcoder,
port)));
return false;
@@ -1572,6 +1571,20 @@ bool intel_hdmi_hdcp_check_link(struct intel_digital_port *intel_dig_port)
return true;
}
+static
+bool intel_hdmi_hdcp_check_link(struct intel_digital_port *dig_port)
+{
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+ int retry;
+
+ for (retry = 0; retry < 3; retry++)
+ if (intel_hdmi_hdcp_check_link_once(dig_port))
+ return true;
+
+ drm_err(&i915->drm, "Link check failed\n");
+ return false;
+}
+
struct hdcp2_hdmi_msg_timeout {
u8 msg_id;
u16 timeout;
@@ -1586,10 +1599,10 @@ static const struct hdcp2_hdmi_msg_timeout hdcp2_msg_timeout[] = {
};
static
-int intel_hdmi_hdcp2_read_rx_status(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp2_read_rx_status(struct intel_digital_port *dig_port,
u8 *rx_status)
{
- return intel_hdmi_hdcp_read(intel_dig_port,
+ return intel_hdmi_hdcp_read(dig_port,
HDCP_2_2_HDMI_REG_RXSTATUS_OFFSET,
rx_status,
HDCP_2_2_HDMI_RXSTATUS_LEN);
@@ -1615,15 +1628,15 @@ static int get_hdcp2_msg_timeout(u8 msg_id, bool is_paired)
}
static int
-hdcp2_detect_msg_availability(struct intel_digital_port *intel_dig_port,
+hdcp2_detect_msg_availability(struct intel_digital_port *dig_port,
u8 msg_id, bool *msg_ready,
ssize_t *msg_sz)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
u8 rx_status[HDCP_2_2_HDMI_RXSTATUS_LEN];
int ret;
- ret = intel_hdmi_hdcp2_read_rx_status(intel_dig_port, rx_status);
+ ret = intel_hdmi_hdcp2_read_rx_status(dig_port, rx_status);
if (ret < 0) {
drm_dbg_kms(&i915->drm, "rx_status read failed. Err %d\n",
ret);
@@ -1643,10 +1656,10 @@ hdcp2_detect_msg_availability(struct intel_digital_port *intel_dig_port,
}
static ssize_t
-intel_hdmi_hdcp2_wait_for_msg(struct intel_digital_port *intel_dig_port,
+intel_hdmi_hdcp2_wait_for_msg(struct intel_digital_port *dig_port,
u8 msg_id, bool paired)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
bool msg_ready = false;
int timeout, ret;
ssize_t msg_sz = 0;
@@ -1655,7 +1668,7 @@ intel_hdmi_hdcp2_wait_for_msg(struct intel_digital_port *intel_dig_port,
if (timeout < 0)
return timeout;
- ret = __wait_for(ret = hdcp2_detect_msg_availability(intel_dig_port,
+ ret = __wait_for(ret = hdcp2_detect_msg_availability(dig_port,
msg_id, &msg_ready,
&msg_sz),
!ret && msg_ready && msg_sz, timeout * 1000,
@@ -1668,26 +1681,26 @@ intel_hdmi_hdcp2_wait_for_msg(struct intel_digital_port *intel_dig_port,
}
static
-int intel_hdmi_hdcp2_write_msg(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp2_write_msg(struct intel_digital_port *dig_port,
void *buf, size_t size)
{
unsigned int offset;
offset = HDCP_2_2_HDMI_REG_WR_MSG_OFFSET;
- return intel_hdmi_hdcp_write(intel_dig_port, offset, buf, size);
+ return intel_hdmi_hdcp_write(dig_port, offset, buf, size);
}
static
-int intel_hdmi_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp2_read_msg(struct intel_digital_port *dig_port,
u8 msg_id, void *buf, size_t size)
{
- struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
- struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+ struct intel_hdmi *hdmi = &dig_port->hdmi;
struct intel_hdcp *hdcp = &hdmi->attached_connector->hdcp;
unsigned int offset;
ssize_t ret;
- ret = intel_hdmi_hdcp2_wait_for_msg(intel_dig_port, msg_id,
+ ret = intel_hdmi_hdcp2_wait_for_msg(dig_port, msg_id,
hdcp->is_paired);
if (ret < 0)
return ret;
@@ -1704,7 +1717,7 @@ int intel_hdmi_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
}
offset = HDCP_2_2_HDMI_REG_RD_MSG_OFFSET;
- ret = intel_hdmi_hdcp_read(intel_dig_port, offset, buf, ret);
+ ret = intel_hdmi_hdcp_read(dig_port, offset, buf, ret);
if (ret)
drm_dbg_kms(&i915->drm, "Failed to read msg_id: %d(%zd)\n",
msg_id, ret);
@@ -1713,12 +1726,12 @@ int intel_hdmi_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
}
static
-int intel_hdmi_hdcp2_check_link(struct intel_digital_port *intel_dig_port)
+int intel_hdmi_hdcp2_check_link(struct intel_digital_port *dig_port)
{
u8 rx_status[HDCP_2_2_HDMI_RXSTATUS_LEN];
int ret;
- ret = intel_hdmi_hdcp2_read_rx_status(intel_dig_port, rx_status);
+ ret = intel_hdmi_hdcp2_read_rx_status(dig_port, rx_status);
if (ret)
return ret;
@@ -1735,14 +1748,14 @@ int intel_hdmi_hdcp2_check_link(struct intel_digital_port *intel_dig_port)
}
static
-int intel_hdmi_hdcp2_capable(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp2_capable(struct intel_digital_port *dig_port,
bool *capable)
{
u8 hdcp2_version;
int ret;
*capable = false;
- ret = intel_hdmi_hdcp_read(intel_dig_port, HDCP_2_2_HDMI_REG_VER_OFFSET,
+ ret = intel_hdmi_hdcp_read(dig_port, HDCP_2_2_HDMI_REG_VER_OFFSET,
&hdcp2_version, sizeof(hdcp2_version));
if (!ret && hdcp2_version & HDCP_2_2_HDMI_SUPPORT_MASK)
*capable = true;
@@ -2050,7 +2063,7 @@ static void intel_disable_hdmi(struct intel_atomic_state *state,
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
- struct intel_digital_port *intel_dig_port =
+ struct intel_digital_port *dig_port =
hdmi_to_dig_port(intel_hdmi);
struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc);
u32 temp;
@@ -2094,7 +2107,7 @@ static void intel_disable_hdmi(struct intel_atomic_state *state,
intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, true);
}
- intel_dig_port->set_infoframes(encoder,
+ dig_port->set_infoframes(encoder,
false,
old_crtc_state, old_conn_state);
@@ -2229,8 +2242,11 @@ intel_hdmi_mode_valid(struct drm_connector *connector,
if (clock > max_dotclk)
return MODE_CLOCK_HIGH;
- if (mode->flags & DRM_MODE_FLAG_DBLCLK)
+ if (mode->flags & DRM_MODE_FLAG_DBLCLK) {
+ if (!has_hdmi_sink)
+ return MODE_CLOCK_LOW;
clock *= 2;
+ }
if (drm_mode_is_420_only(&connector->display_info, mode))
clock /= 2;
@@ -2415,8 +2431,8 @@ static int intel_hdmi_compute_clock(struct intel_encoder *encoder,
return 0;
}
-static bool intel_hdmi_limited_color_range(const struct intel_crtc_state *crtc_state,
- const struct drm_connector_state *conn_state)
+bool intel_hdmi_limited_color_range(const struct intel_crtc_state *crtc_state,
+ const struct drm_connector_state *conn_state)
{
const struct intel_digital_connector_state *intel_conn_state =
to_intel_digital_connector_state(conn_state);
@@ -2709,12 +2725,12 @@ static void intel_hdmi_pre_enable(struct intel_atomic_state *state,
const struct intel_crtc_state *pipe_config,
const struct drm_connector_state *conn_state)
{
- struct intel_digital_port *intel_dig_port =
+ struct intel_digital_port *dig_port =
enc_to_dig_port(encoder);
intel_hdmi_prepare(encoder, pipe_config);
- intel_dig_port->set_infoframes(encoder,
+ dig_port->set_infoframes(encoder,
pipe_config->has_infoframe,
pipe_config, conn_state);
}
@@ -2724,7 +2740,7 @@ static void vlv_hdmi_pre_enable(struct intel_atomic_state *state,
const struct intel_crtc_state *pipe_config,
const struct drm_connector_state *conn_state)
{
- struct intel_digital_port *dport = enc_to_dig_port(encoder);
+ struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
vlv_phy_pre_encoder_enable(encoder, pipe_config);
@@ -2733,13 +2749,13 @@ static void vlv_hdmi_pre_enable(struct intel_atomic_state *state,
vlv_set_phy_signal_level(encoder, 0x2b245f5f, 0x00002000, 0x5578b83a,
0x2b247878);
- dport->set_infoframes(encoder,
+ dig_port->set_infoframes(encoder,
pipe_config->has_infoframe,
pipe_config, conn_state);
g4x_enable_hdmi(state, encoder, pipe_config, conn_state);
- vlv_wait_port_ready(dev_priv, dport, 0x0);
+ vlv_wait_port_ready(dev_priv, dig_port, 0x0);
}
static void vlv_hdmi_pre_pll_enable(struct intel_atomic_state *state,
@@ -2800,7 +2816,7 @@ static void chv_hdmi_pre_enable(struct intel_atomic_state *state,
const struct intel_crtc_state *pipe_config,
const struct drm_connector_state *conn_state)
{
- struct intel_digital_port *dport = enc_to_dig_port(encoder);
+ struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
@@ -2810,13 +2826,13 @@ static void chv_hdmi_pre_enable(struct intel_atomic_state *state,
/* Use 800mV-0dB */
chv_set_phy_signal_level(encoder, 128, 102, false);
- dport->set_infoframes(encoder,
+ dig_port->set_infoframes(encoder,
pipe_config->has_infoframe,
pipe_config, conn_state);
g4x_enable_hdmi(state, encoder, pipe_config, conn_state);
- vlv_wait_port_ready(dev_priv, dport, 0x0);
+ vlv_wait_port_ready(dev_priv, dig_port, 0x0);
/* Second common lane will stay alive on its own now */
chv_phy_release_cl2_override(encoder);
@@ -2904,7 +2920,7 @@ static void
intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *connector)
{
struct drm_i915_private *dev_priv = to_i915(connector->dev);
- struct intel_digital_port *intel_dig_port =
+ struct intel_digital_port *dig_port =
hdmi_to_dig_port(intel_hdmi);
intel_attach_force_audio_property(connector);
@@ -2916,7 +2932,7 @@ intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *c
* ToDo: This needs to be extended for LSPCON implementation
* as well. Will be implemented separately.
*/
- if (!intel_dig_port->lspcon.active)
+ if (!dig_port->lspcon.active)
intel_attach_colorspace_property(connector);
drm_connector_attach_content_type_property(connector);
@@ -3076,6 +3092,24 @@ static u8 mcc_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port)
return ddc_pin;
}
+static u8 rkl_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port)
+{
+ enum phy phy = intel_port_to_phy(dev_priv, port);
+
+ WARN_ON(port == PORT_C);
+
+ /*
+ * Pin mapping for RKL depends on which PCH is present. With TGP, the
+ * final two outputs use type-c pins, even though they're actually
+ * combo outputs. With CMP, the traditional DDI A-D pins are used for
+ * all outputs.
+ */
+ if (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && phy >= PHY_C)
+ return GMBUS_PIN_9_TC1_ICP + phy - PHY_C;
+
+ return GMBUS_PIN_1_BXT + phy;
+}
+
static u8 g4x_port_to_ddc_pin(struct drm_i915_private *dev_priv,
enum port port)
{
@@ -3113,7 +3147,9 @@ static u8 intel_hdmi_ddc_pin(struct intel_encoder *encoder)
return ddc_pin;
}
- if (HAS_PCH_MCC(dev_priv))
+ if (IS_ROCKETLAKE(dev_priv))
+ ddc_pin = rkl_port_to_ddc_pin(dev_priv, port);
+ else if (HAS_PCH_MCC(dev_priv))
ddc_pin = mcc_port_to_ddc_pin(dev_priv, port);
else if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP)
ddc_pin = icl_port_to_ddc_pin(dev_priv, port);
@@ -3133,52 +3169,52 @@ static u8 intel_hdmi_ddc_pin(struct intel_encoder *encoder)
return ddc_pin;
}
-void intel_infoframe_init(struct intel_digital_port *intel_dig_port)
+void intel_infoframe_init(struct intel_digital_port *dig_port)
{
struct drm_i915_private *dev_priv =
- to_i915(intel_dig_port->base.base.dev);
+ to_i915(dig_port->base.base.dev);
if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
- intel_dig_port->write_infoframe = vlv_write_infoframe;
- intel_dig_port->read_infoframe = vlv_read_infoframe;
- intel_dig_port->set_infoframes = vlv_set_infoframes;
- intel_dig_port->infoframes_enabled = vlv_infoframes_enabled;
+ dig_port->write_infoframe = vlv_write_infoframe;
+ dig_port->read_infoframe = vlv_read_infoframe;
+ dig_port->set_infoframes = vlv_set_infoframes;
+ dig_port->infoframes_enabled = vlv_infoframes_enabled;
} else if (IS_G4X(dev_priv)) {
- intel_dig_port->write_infoframe = g4x_write_infoframe;
- intel_dig_port->read_infoframe = g4x_read_infoframe;
- intel_dig_port->set_infoframes = g4x_set_infoframes;
- intel_dig_port->infoframes_enabled = g4x_infoframes_enabled;
+ dig_port->write_infoframe = g4x_write_infoframe;
+ dig_port->read_infoframe = g4x_read_infoframe;
+ dig_port->set_infoframes = g4x_set_infoframes;
+ dig_port->infoframes_enabled = g4x_infoframes_enabled;
} else if (HAS_DDI(dev_priv)) {
- if (intel_dig_port->lspcon.active) {
- intel_dig_port->write_infoframe = lspcon_write_infoframe;
- intel_dig_port->read_infoframe = lspcon_read_infoframe;
- intel_dig_port->set_infoframes = lspcon_set_infoframes;
- intel_dig_port->infoframes_enabled = lspcon_infoframes_enabled;
+ if (dig_port->lspcon.active) {
+ dig_port->write_infoframe = lspcon_write_infoframe;
+ dig_port->read_infoframe = lspcon_read_infoframe;
+ dig_port->set_infoframes = lspcon_set_infoframes;
+ dig_port->infoframes_enabled = lspcon_infoframes_enabled;
} else {
- intel_dig_port->write_infoframe = hsw_write_infoframe;
- intel_dig_port->read_infoframe = hsw_read_infoframe;
- intel_dig_port->set_infoframes = hsw_set_infoframes;
- intel_dig_port->infoframes_enabled = hsw_infoframes_enabled;
+ dig_port->write_infoframe = hsw_write_infoframe;
+ dig_port->read_infoframe = hsw_read_infoframe;
+ dig_port->set_infoframes = hsw_set_infoframes;
+ dig_port->infoframes_enabled = hsw_infoframes_enabled;
}
} else if (HAS_PCH_IBX(dev_priv)) {
- intel_dig_port->write_infoframe = ibx_write_infoframe;
- intel_dig_port->read_infoframe = ibx_read_infoframe;
- intel_dig_port->set_infoframes = ibx_set_infoframes;
- intel_dig_port->infoframes_enabled = ibx_infoframes_enabled;
+ dig_port->write_infoframe = ibx_write_infoframe;
+ dig_port->read_infoframe = ibx_read_infoframe;
+ dig_port->set_infoframes = ibx_set_infoframes;
+ dig_port->infoframes_enabled = ibx_infoframes_enabled;
} else {
- intel_dig_port->write_infoframe = cpt_write_infoframe;
- intel_dig_port->read_infoframe = cpt_read_infoframe;
- intel_dig_port->set_infoframes = cpt_set_infoframes;
- intel_dig_port->infoframes_enabled = cpt_infoframes_enabled;
+ dig_port->write_infoframe = cpt_write_infoframe;
+ dig_port->read_infoframe = cpt_read_infoframe;
+ dig_port->set_infoframes = cpt_set_infoframes;
+ dig_port->infoframes_enabled = cpt_infoframes_enabled;
}
}
-void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
+void intel_hdmi_init_connector(struct intel_digital_port *dig_port,
struct intel_connector *intel_connector)
{
struct drm_connector *connector = &intel_connector->base;
- struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
- struct intel_encoder *intel_encoder = &intel_dig_port->base;
+ struct intel_hdmi *intel_hdmi = &dig_port->hdmi;
+ struct intel_encoder *intel_encoder = &dig_port->base;
struct drm_device *dev = intel_encoder->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct i2c_adapter *ddc;
@@ -3192,9 +3228,9 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
if (INTEL_GEN(dev_priv) < 12 && drm_WARN_ON(dev, port == PORT_A))
return;
- if (drm_WARN(dev, intel_dig_port->max_lanes < 4,
+ if (drm_WARN(dev, dig_port->max_lanes < 4,
"Not enough lanes (%d) for HDMI on [ENCODER:%d:%s]\n",
- intel_dig_port->max_lanes, intel_encoder->base.base.id,
+ dig_port->max_lanes, intel_encoder->base.base.id,
intel_encoder->base.name))
return;
@@ -3283,21 +3319,21 @@ intel_hdmi_hotplug(struct intel_encoder *encoder,
void intel_hdmi_init(struct drm_i915_private *dev_priv,
i915_reg_t hdmi_reg, enum port port)
{
- struct intel_digital_port *intel_dig_port;
+ struct intel_digital_port *dig_port;
struct intel_encoder *intel_encoder;
struct intel_connector *intel_connector;
- intel_dig_port = kzalloc(sizeof(*intel_dig_port), GFP_KERNEL);
- if (!intel_dig_port)
+ dig_port = kzalloc(sizeof(*dig_port), GFP_KERNEL);
+ if (!dig_port)
return;
intel_connector = intel_connector_alloc();
if (!intel_connector) {
- kfree(intel_dig_port);
+ kfree(dig_port);
return;
}
- intel_encoder = &intel_dig_port->base;
+ intel_encoder = &dig_port->base;
drm_encoder_init(&dev_priv->drm, &intel_encoder->base,
&intel_hdmi_enc_funcs, DRM_MODE_ENCODER_TMDS,
@@ -3354,12 +3390,12 @@ void intel_hdmi_init(struct drm_i915_private *dev_priv,
if (IS_G4X(dev_priv))
intel_encoder->cloneable |= 1 << INTEL_OUTPUT_HDMI;
- intel_dig_port->hdmi.hdmi_reg = hdmi_reg;
- intel_dig_port->dp.output_reg = INVALID_MMIO_REG;
- intel_dig_port->max_lanes = 4;
+ dig_port->hdmi.hdmi_reg = hdmi_reg;
+ dig_port->dp.output_reg = INVALID_MMIO_REG;
+ dig_port->max_lanes = 4;
- intel_infoframe_init(intel_dig_port);
+ intel_infoframe_init(dig_port);
- intel_dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
- intel_hdmi_init_connector(intel_dig_port, intel_connector);
+ dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
+ intel_hdmi_init_connector(dig_port, intel_connector);
}