diff options
Diffstat (limited to 'drivers/gpu/drm/arm/malidp_drv.h')
| -rw-r--r-- | drivers/gpu/drm/arm/malidp_drv.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/gpu/drm/arm/malidp_drv.h b/drivers/gpu/drm/arm/malidp_drv.h new file mode 100644 index 000000000000..95558fde214b --- /dev/null +++ b/drivers/gpu/drm/arm/malidp_drv.h @@ -0,0 +1,54 @@ +/* + * (C) COPYRIGHT 2016 ARM Limited. All rights reserved. + * Author: Liviu Dudau <Liviu.Dudau@arm.com> + * + * This program is free software and is provided to you under the terms of the + * GNU General Public License version 2 as published by the Free Software + * Foundation, and any use by you of this program is subject to the terms + * of such GNU licence. + * + * ARM Mali DP500/DP550/DP650 KMS/DRM driver structures + */ + +#ifndef __MALIDP_DRV_H__ +#define __MALIDP_DRV_H__ + +#include <linux/mutex.h> +#include <linux/wait.h> +#include "malidp_hw.h" + +struct malidp_drm { + struct malidp_hw_device *dev; + struct drm_fbdev_cma *fbdev; + struct list_head event_list; + struct drm_crtc crtc; + wait_queue_head_t wq; + atomic_t config_valid; +}; + +#define crtc_to_malidp_device(x) container_of(x, struct malidp_drm, crtc) + +struct malidp_plane { + struct drm_plane base; + struct malidp_hw_device *hwdev; + const struct malidp_layer *layer; +}; + +struct malidp_plane_state { + struct drm_plane_state base; + + /* size of the required rotation memory if plane is rotated */ + u32 rotmem_size; +}; + +#define to_malidp_plane(x) container_of(x, struct malidp_plane, base) +#define to_malidp_plane_state(x) container_of(x, struct malidp_plane_state, base) + +int malidp_de_planes_init(struct drm_device *drm); +void malidp_de_planes_destroy(struct drm_device *drm); +int malidp_crtc_init(struct drm_device *drm); + +/* often used combination of rotational bits */ +#define MALIDP_ROTATED_MASK (BIT(DRM_ROTATE_90) | BIT(DRM_ROTATE_270)) + +#endif /* __MALIDP_DRV_H__ */ |