diff options
| author | Anuj Phogat <anuj.phogat@gmail.com> | 2020-11-05 10:33:44 -0800 |
|---|---|---|
| committer | Anuj Phogat <anuj.phogat@gmail.com> | 2020-11-09 21:29:04 +0000 |
| commit | 3c4e43e72be3bcb70d7cfb9abcaf77d4c0c75f57 (patch) | |
| tree | 7803258ac5ef1bfbe891f7ae345305f1396fc519 /src/gallium/drivers/iris | |
| parent | a1a365e8188bd72be27404dd669cad90468bc09f (diff) | |
intel: Pointer to SCISSOR_RECT array should be 64B aligned20.3-branchpoint
v2: Apply the workaround to all gen hardawre
Ref: GEN:BUG:1409725701
Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Ivan Briano <ivan.briano@intel.com>
Reviewed-by: Nanley Chery <nanley.g.chery@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7463>
Diffstat (limited to 'src/gallium/drivers/iris')
| -rw-r--r-- | src/gallium/drivers/iris/iris_state.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/gallium/drivers/iris/iris_state.c b/src/gallium/drivers/iris/iris_state.c index ab7d3d0ac37..b0546595c10 100644 --- a/src/gallium/drivers/iris/iris_state.c +++ b/src/gallium/drivers/iris/iris_state.c @@ -6055,12 +6055,19 @@ iris_upload_dirty_render_state(struct iris_context *ice, } if (dirty & IRIS_DIRTY_SCISSOR_RECT) { + /* GEN:BUG:1409725701: + * "The viewport-specific state used by the SF unit (SCISSOR_RECT) is + * stored as an array of up to 16 elements. The location of first + * element of the array, as specified by Pointer to SCISSOR_RECT, + * should be aligned to a 64-byte boundary. + */ + uint32_t alignment = 64; uint32_t scissor_offset = emit_state(batch, ice->state.dynamic_uploader, &ice->state.last_res.scissor, ice->state.scissors, sizeof(struct pipe_scissor_state) * - ice->state.num_viewports, 32); + ice->state.num_viewports, alignment); iris_emit_cmd(batch, GENX(3DSTATE_SCISSOR_STATE_POINTERS), ptr) { ptr.ScissorRectPointer = scissor_offset; |