diff options
| author | Keith Packard <keithp@keithp.com> | 2008-04-20 16:10:05 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2008-04-20 16:10:05 -0700 |
| commit | f0e38f521790becbf9ca13ef5c579d12c6985d52 (patch) | |
| tree | 7e104bd5771924ae2becdd3358546cf4b5ccf186 | |
| parent | 21dbba5a227e20dd64ce300cc78927e139a684dd (diff) | |
[I915] Handle tiled buffers in vblank tasklet
The vblank tasklet update code must build 2D blt commands with the
appropriate tiled flags.
| -rw-r--r-- | shared-core/i915_drv.h | 3 | ||||
| -rw-r--r-- | shared-core/i915_irq.c | 21 |
2 files changed, 19 insertions, 5 deletions
diff --git a/shared-core/i915_drv.h b/shared-core/i915_drv.h index 78889edb..3fd416c6 100644 --- a/shared-core/i915_drv.h +++ b/shared-core/i915_drv.h @@ -735,6 +735,9 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller); #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 XY_SRC_COPY_BLT_SRC_TILED (1<<15) +#define XY_SRC_COPY_BLT_DST_TILED (1<<11) + #define MI_BATCH_BUFFER ((0x30<<23)|1) #define MI_BATCH_BUFFER_START (0x31<<23) diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c index 2aa0d455..785008d4 100644 --- a/shared-core/i915_irq.c +++ b/shared-core/i915_irq.c @@ -156,10 +156,21 @@ static void i915_vblank_tasklet(struct drm_device *dev) XY_SRC_COPY_BLT_WRITE_ALPHA | XY_SRC_COPY_BLT_WRITE_RGB) : XY_SRC_COPY_BLT_CMD; - u32 pitchropcpp = (sarea_priv->pitch * cpp) | (0xcc << 16) | - (cpp << 23) | (1 << 24); + u32 src_pitch = sarea_priv->pitch * cpp; + u32 dst_pitch = sarea_priv->pitch * cpp; + /* COPY rop (0xcc), map cpp to magic color depth constants */ + u32 ropcpp = (0xcc << 16) | ((cpp - 1) << 24); RING_LOCALS; - + + if (sarea_priv->front_tiled) { + cmd |= XY_SRC_COPY_BLT_DST_TILED; + dst_pitch >>= 2; + } + if (sarea_priv->back_tiled) { + cmd |= XY_SRC_COPY_BLT_SRC_TILED; + src_pitch >>= 2; + } + counter[0] = drm_vblank_count(dev, 0); counter[1] = drm_vblank_count(dev, 1); @@ -326,12 +337,12 @@ static void i915_vblank_tasklet(struct drm_device *dev) BEGIN_LP_RING(8); OUT_RING(cmd); - OUT_RING(pitchropcpp); + OUT_RING(ropcpp | dst_pitch); OUT_RING((y1 << 16) | rect->x1); OUT_RING((y2 << 16) | rect->x2); OUT_RING(offsets[front]); OUT_RING((y1 << 16) | rect->x1); - OUT_RING(pitchropcpp & 0xffff); + OUT_RING(src_pitch); OUT_RING(offsets[back]); ADVANCE_LP_RING(); |