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authorAnuj Phogat <anuj.phogat@gmail.com>2020-11-05 10:33:44 -0800
committerAnuj Phogat <anuj.phogat@gmail.com>2020-11-09 21:29:04 +0000
commit3c4e43e72be3bcb70d7cfb9abcaf77d4c0c75f57 (patch)
tree7803258ac5ef1bfbe891f7ae345305f1396fc519 /src/intel/vulkan/gen7_cmd_buffer.c
parenta1a365e8188bd72be27404dd669cad90468bc09f (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/intel/vulkan/gen7_cmd_buffer.c')
-rw-r--r--src/intel/vulkan/gen7_cmd_buffer.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/intel/vulkan/gen7_cmd_buffer.c b/src/intel/vulkan/gen7_cmd_buffer.c
index efc9cc8ca06..531344a3ea9 100644
--- a/src/intel/vulkan/gen7_cmd_buffer.c
+++ b/src/intel/vulkan/gen7_cmd_buffer.c
@@ -51,8 +51,16 @@ gen7_cmd_buffer_emit_scissor(struct anv_cmd_buffer *cmd_buffer)
struct anv_framebuffer *fb = cmd_buffer->state.framebuffer;
uint32_t count = cmd_buffer->state.gfx.dynamic.scissor.count;
const VkRect2D *scissors = cmd_buffer->state.gfx.dynamic.scissor.scissors;
+
+ /* 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;
struct anv_state scissor_state =
- anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, count * 8, 32);
+ anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, count * 8, alignment);
for (uint32_t i = 0; i < count; i++) {
const VkRect2D *s = &scissors[i];