diff options
Diffstat (limited to 'lib/intel_batchbuffer.c')
| -rw-r--r-- | lib/intel_batchbuffer.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/lib/intel_batchbuffer.c b/lib/intel_batchbuffer.c index 1e3148ab..ae5150e9 100644 --- a/lib/intel_batchbuffer.c +++ b/lib/intel_batchbuffer.c @@ -30,9 +30,13 @@ #include <stdio.h> #include <string.h> #include <assert.h> + #include "drm.h" #include "intel_batchbuffer.h" #include "intel_bufmgr.h" +#include "intel_chipset.h" +#include "intel_reg.h" +#include <i915_drm.h> void intel_batchbuffer_reset(struct intel_batchbuffer *batch) @@ -137,3 +141,46 @@ intel_batchbuffer_data(struct intel_batchbuffer *batch, memcpy(batch->ptr, data, bytes); batch->ptr += bytes; } + +void +intel_copy_bo(struct intel_batchbuffer *batch, + drm_intel_bo *dst_bo, drm_intel_bo *src_bo, + int width, int height, uint32_t devid) +{ + uint32_t src_tiling, dst_tiling, swizzle; + uint32_t src_pitch, dst_pitch; + uint32_t cmd_bits = 0; + + drm_intel_bo_get_tiling(src_bo, &src_tiling, &swizzle); + drm_intel_bo_get_tiling(dst_bo, &dst_tiling, &swizzle); + + src_pitch = width * 4; + if (IS_965(devid) && src_tiling != I915_TILING_NONE) { + src_pitch /= 4; + cmd_bits |= XY_SRC_COPY_BLT_SRC_TILED; + } + + dst_pitch = width * 4; + if (IS_965(devid) && dst_tiling != I915_TILING_NONE) { + dst_pitch /= 4; + cmd_bits |= XY_SRC_COPY_BLT_DST_TILED; + } + + BEGIN_BATCH(8); + OUT_BATCH(XY_SRC_COPY_BLT_CMD | + XY_SRC_COPY_BLT_WRITE_ALPHA | + XY_SRC_COPY_BLT_WRITE_RGB | + cmd_bits); + OUT_BATCH((3 << 24) | /* 32 bits */ + (0xcc << 16) | /* copy ROP */ + dst_pitch); + OUT_BATCH(0); /* dst x1,y1 */ + OUT_BATCH((height << 16) | width); /* dst x2,y2 */ + OUT_RELOC(dst_bo, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0); + OUT_BATCH(0); /* src x1,y1 */ + OUT_BATCH(src_pitch); + OUT_RELOC(src_bo, I915_GEM_DOMAIN_RENDER, 0, 0); + ADVANCE_BATCH(); + + intel_batchbuffer_flush(batch); +} |