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intel/blorp_clear: Add gen8 HiZ clearing functions

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Add an entry point for the optimized gen8 BLORP HiZ sequence. commit
c9eaf12de2 fixed a bug that was
unknowingly worked around by forcing additional clear rectangle
alignment restrictions not specified in the PRMs. Now that the bug is no
longer present, omit the additional alignment restrictions.

v2: Adjust code comment about padding

Signed-off-by: Nanley Chery <nanley.g.chery@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Nanley Chery
2017-01-10 16:17:26 -08:00
parent 64fb5b0d51
commit f357af0c90
2 changed files with 93 additions and 0 deletions
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12
src/intel/blorp/blorp.h
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@@ -155,8 +155,20 @@ blorp_clear_depth_stencil(struct blorp_batch *batch,
uint32_t x0, uint32_t y0, uint32_t x1, uint32_t y1,
bool clear_depth, float depth_value,
uint8_t stencil_mask, uint8_t stencil_value);
bool
blorp_can_hiz_clear_depth(uint8_t gen, enum isl_format format,
uint32_t num_samples,
uint32_t x0, uint32_t y0,
uint32_t x1, uint32_t y1);
void
blorp_gen8_hiz_clear_attachments(struct blorp_batch *batch,
uint32_t num_samples,
uint32_t x0, uint32_t y0,
uint32_t x1, uint32_t y1,
bool clear_depth, bool clear_stencil,
uint8_t stencil_value);
void
blorp_clear_attachments(struct blorp_batch *batch,
uint32_t binding_table_offset,
enum isl_format depth_format,