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| author | Matthew Auld <matthew.auld@intel.com> | 2019-08-10 18:43:38 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-08-10 19:35:36 +0100 |
| commit | 05f219d709ec5775b631b383860d3b4c8691a45f (patch) | |
| tree | c2d73f0275f361e5fb15a3e456a4bd4cbf1eaf2c /drivers/gpu/drm/i915/gt/intel_ringbuffer.c | |
| parent | aaa914cd1c6332950523c942988a2ccd7cc2f7d9 (diff) | |
| download | linux-05f219d709ec5775b631b383860d3b4c8691a45f.tar.gz linux-05f219d709ec5775b631b383860d3b4c8691a45f.tar.bz2 linux-05f219d709ec5775b631b383860d3b4c8691a45f.zip | |
drm/i915/blt: support copying objects
We can already clear an object with the blt, so try to do the same to
support copying from one object backing store to another. Really this is
just object -> object, which is not that useful yet, what we really want
is two backing stores, but that will require some vma rework first,
otherwise we are stuck with "tmp" objects.
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190810174338.19810-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_ringbuffer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_ringbuffer.c b/drivers/gpu/drm/i915/gt/intel_ringbuffer.c index dfacb265a995..be170b10d92f 100644 --- a/drivers/gpu/drm/i915/gt/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/gt/intel_ringbuffer.c @@ -1136,7 +1136,7 @@ i830_emit_bb_start(struct i915_request *rq, * stable batch scratch bo area (so that the CS never * stumbles over its tlb invalidation bug) ... */ - *cs++ = SRC_COPY_BLT_CMD | BLT_WRITE_RGBA; + *cs++ = SRC_COPY_BLT_CMD | BLT_WRITE_RGBA | (6 - 2); *cs++ = BLT_DEPTH_32 | BLT_ROP_SRC_COPY | 4096; *cs++ = DIV_ROUND_UP(len, 4096) << 16 | 4096; *cs++ = cs_offset; |