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intel/isl: Add surface state clear value information

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This will be used to load and store clear values from surface state
objects.

Signed-off-by: Nanley Chery <nanley.g.chery@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Nanley Chery
2017-01-24 15:55:57 -08:00
committed by Jason Ekstrand
parent b178e239dd
commit 01db9a74c6
2 changed files with 13 additions and 0 deletions
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src/intel/isl/isl.c
+9
View File
@@ -73,6 +73,15 @@ isl_device_init(struct isl_device *dev,
dev->ss.size = RENDER_SURFACE_STATE_length(info) * 4;
dev->ss.align = isl_align(dev->ss.size, 32);
dev->ss.clear_value_size =
isl_align(RENDER_SURFACE_STATE_RedClearColor_bits(info) +
RENDER_SURFACE_STATE_GreenClearColor_bits(info) +
RENDER_SURFACE_STATE_BlueClearColor_bits(info) +
RENDER_SURFACE_STATE_AlphaClearColor_bits(info), 32) / 8;
dev->ss.clear_value_offset =
RENDER_SURFACE_STATE_RedClearColor_start(info) / 32 * 4;
assert(RENDER_SURFACE_STATE_SurfaceBaseAddress_start(info) % 8 == 0);
dev->ss.addr_offset =
RENDER_SURFACE_STATE_SurfaceBaseAddress_start(info) / 8;
src/intel/isl/isl.h
+4
View File
@@ -919,6 +919,10 @@ struct isl_device {
uint8_t align;
uint8_t addr_offset;
uint8_t aux_addr_offset;
/* Rounded up to the nearest dword to simplify GPU memcpy operations. */
uint8_t clear_value_size;
uint8_t clear_value_offset;
} ss;
/**