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path: root/drivers/gpu/drm/vkms/vkms_drv.h
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Diffstat (limited to 'drivers/gpu/drm/vkms/vkms_drv.h')
-rw-r--r--drivers/gpu/drm/vkms/vkms_drv.h44
1 files changed, 28 insertions, 16 deletions
diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h
index b92c30c66a6f..5a95100fa18b 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.h
+++ b/drivers/gpu/drm/vkms/vkms_drv.h
@@ -3,11 +3,11 @@
#ifndef _VKMS_DRV_H_
#define _VKMS_DRV_H_
-#include <drm/drmP.h>
+#include <linux/hrtimer.h>
+
#include <drm/drm.h>
#include <drm/drm_gem.h>
#include <drm/drm_encoder.h>
-#include <linux/hrtimer.h>
#define XRES_MIN 20
#define YRES_MIN 20
@@ -20,7 +20,7 @@
extern bool enable_cursor;
-struct vkms_crc_data {
+struct vkms_composer {
struct drm_framebuffer fb;
struct drm_rect src, dst;
unsigned int offset;
@@ -31,23 +31,30 @@ struct vkms_crc_data {
/**
* vkms_plane_state - Driver specific plane state
* @base: base plane state
- * @crc_data: data required for CRC computation
+ * @composer: data required for composing computation
*/
struct vkms_plane_state {
struct drm_plane_state base;
- struct vkms_crc_data *crc_data;
+ struct vkms_composer *composer;
};
/**
* vkms_crtc_state - Driver specific CRTC state
* @base: base CRTC state
- * @crc_work: work struct to compute and add CRC entries
+ * @composer_work: work struct to compose and add CRC entries
* @n_frame_start: start frame number for computed CRC
* @n_frame_end: end frame number for computed CRC
*/
struct vkms_crtc_state {
struct drm_crtc_state base;
- struct work_struct crc_work;
+ struct work_struct composer_work;
+
+ int num_active_planes;
+ /* stack of active planes for crc computation, should be in z order */
+ struct vkms_plane_state **active_planes;
+
+ /* below three are protected by vkms_output.composer_lock */
+ bool crc_pending;
u64 frame_start;
u64 frame_end;
};
@@ -59,13 +66,16 @@ struct vkms_output {
struct hrtimer vblank_hrtimer;
ktime_t period_ns;
struct drm_pending_vblank_event *event;
- bool crc_enabled;
- /* ordered wq for crc_work */
- struct workqueue_struct *crc_workq;
- /* protects concurrent access to crc_data */
+ /* ordered wq for composer_work */
+ struct workqueue_struct *composer_workq;
+ /* protects concurrent access to composer */
spinlock_t lock;
- /* protects concurrent access to crtc_state */
- spinlock_t state_lock;
+
+ /* protected by @lock */
+ bool composer_enabled;
+ struct vkms_crtc_state *composer_state;
+
+ spinlock_t composer_lock;
};
struct vkms_device {
@@ -105,10 +115,10 @@ bool vkms_get_vblank_timestamp(struct drm_device *dev, unsigned int pipe,
int *max_error, ktime_t *vblank_time,
bool in_vblank_irq);
-int vkms_output_init(struct vkms_device *vkmsdev);
+int vkms_output_init(struct vkms_device *vkmsdev, int index);
struct drm_plane *vkms_plane_init(struct vkms_device *vkmsdev,
- enum drm_plane_type type);
+ enum drm_plane_type type, int index);
/* Gem stuff */
struct drm_gem_object *vkms_gem_create(struct drm_device *dev,
@@ -133,6 +143,8 @@ const char *const *vkms_get_crc_sources(struct drm_crtc *crtc,
int vkms_set_crc_source(struct drm_crtc *crtc, const char *src_name);
int vkms_verify_crc_source(struct drm_crtc *crtc, const char *source_name,
size_t *values_cnt);
-void vkms_crc_work_handle(struct work_struct *work);
+
+/* Composer Support */
+void vkms_composer_worker(struct work_struct *work);
#endif /* _VKMS_DRV_H_ */