From da75d59cd65764c6076ab9b96ad8195ed71ed80b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Michel=20D=C3=A4nzer?= Date: Fri, 25 Aug 2006 19:01:05 +0200 Subject: i915: Add ioctl for scheduling buffer swaps at vertical blanks. This uses the core facility to schedule a driver callback that will be called ASAP after the given vertical blank interrupt with the HW lock held. (cherry picked from 257771fa290b62d4d2ad896843cf3a207978d0bb commit) --- shared-core/i915_drv.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'shared-core/i915_drv.h') diff --git a/shared-core/i915_drv.h b/shared-core/i915_drv.h index 27324015..c6bbcafb 100644 --- a/shared-core/i915_drv.h +++ b/shared-core/i915_drv.h @@ -76,6 +76,13 @@ struct mem_block { DRMFILE filp; /* 0: free, -1: heap, other: real files */ }; +typedef struct _drm_i915_vbl_swap { + struct list_head head; + drm_drawable_t drw_id; + unsigned int pipe; + unsigned int sequence; +} drm_i915_vbl_swap_t; + typedef struct drm_i915_private { drm_local_map_t *sarea; drm_local_map_t *mmio_map; @@ -88,6 +95,7 @@ typedef struct drm_i915_private { dma_addr_t dma_status_page; uint32_t counter; + unsigned int cpp; int back_offset; int front_offset; int current_page; @@ -116,6 +124,9 @@ typedef struct drm_i915_private { uint32_t saved_flush_status; #endif + spinlock_t swaps_lock; + drm_i915_vbl_swap_t vbl_swaps; + unsigned int swaps_pending; } drm_i915_private_t; extern drm_ioctl_desc_t i915_ioctls[]; @@ -147,6 +158,7 @@ extern int i915_vblank_pipe_get(DRM_IOCTL_ARGS); extern int i915_emit_irq(drm_device_t * dev); extern void i915_user_irq_on(drm_i915_private_t *dev_priv); extern void i915_user_irq_off(drm_i915_private_t *dev_priv); +extern int i915_vblank_swap(DRM_IOCTL_ARGS); /* i915_mem.c */ extern int i915_mem_alloc(DRM_IOCTL_ARGS); @@ -304,6 +316,10 @@ extern int i915_wait_ring(drm_device_t * dev, int n, const char *caller); #define GFX_OP_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2) +#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6) +#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21) +#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20) + #define MI_BATCH_BUFFER ((0x30<<23)|1) #define MI_BATCH_BUFFER_START (0x31<<23) #define MI_BATCH_BUFFER_END (0xA<<23) -- cgit v1.2.3