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authorSamuel Pitoiset <[email protected]>2019-06-25 16:17:17 +0200
committerSamuel Pitoiset <[email protected]>2019-06-25 16:45:15 +0200
commit5411f470564f6f1c2a55d037103f051cbddd5623 (patch)
tree95949289b70911d08c2d2c2aa93064070ae02dda
parent34bef8a0d70211b073778d7a93d5c97d7f272558 (diff)
radv: set DISABLE_CONSTANT_ENCODE_REG to 1 for Raven2
Ported from RadeonSI, will be emitted for GFX10 too. Signed-off-by: Samuel Pitoiset <[email protected]> Reviewed-by: Bas Nieuwenhuizen <[email protected]>
-rw-r--r--src/amd/vulkan/radv_cmd_buffer.c5
-rw-r--r--src/amd/vulkan/radv_device.c2
-rw-r--r--src/amd/vulkan/radv_private.h3
3 files changed, 9 insertions, 1 deletions
diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index e35ccf80956..29f2e0c8a60 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -1876,6 +1876,8 @@ radv_emit_framebuffer_state(struct radv_cmd_buffer *cmd_buffer)
S_028208_BR_Y(framebuffer->height));
if (cmd_buffer->device->physical_device->rad_info.chip_class >= GFX8) {
+ bool disable_constant_encode =
+ cmd_buffer->device->physical_device->has_dcc_constant_encode;
uint8_t watermark = 4; /* Default value for GFX8. */
/* For optimal DCC performance. */
@@ -1889,7 +1891,8 @@ radv_emit_framebuffer_state(struct radv_cmd_buffer *cmd_buffer)
radeon_set_context_reg(cmd_buffer->cs, R_028424_CB_DCC_CONTROL,
S_028424_OVERWRITE_COMBINER_MRT_SHARING_DISABLE(1) |
- S_028424_OVERWRITE_COMBINER_WATERMARK(watermark));
+ S_028424_OVERWRITE_COMBINER_WATERMARK(watermark) |
+ S_028424_DISABLE_CONSTANT_ENCODE_REG(disable_constant_encode));
}
if (cmd_buffer->device->dfsm_allowed) {
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 26b31cff9f1..f12b8bde1f9 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -371,6 +371,8 @@ radv_physical_device_init(struct radv_physical_device *device,
(device->rad_info.chip_class >= GFX8 &&
device->rad_info.me_fw_feature >= 41);
+ device->has_dcc_constant_encode = device->rad_info.family == CHIP_RAVEN2;
+
device->use_shader_ballot = device->instance->perftest_flags & RADV_PERFTEST_SHADER_BALLOT;
radv_physical_device_init_mem_types(device);
diff --git a/src/amd/vulkan/radv_private.h b/src/amd/vulkan/radv_private.h
index 284d212d027..b537778001c 100644
--- a/src/amd/vulkan/radv_private.h
+++ b/src/amd/vulkan/radv_private.h
@@ -319,6 +319,9 @@ struct radv_physical_device {
/* Whether to enable the AMD_shader_ballot extension */
bool use_shader_ballot;
+ /* Whether DISABLE_CONSTANT_ENCODE_REG is supported. */
+ bool has_dcc_constant_encode;
+
/* This is the drivers on-disk cache used as a fallback as opposed to
* the pipeline cache defined by apps.
*/