This will allow us to emit the CLEAR_STATE packet instead
of a bunch of useless packets when doing CS initialization.
Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
src/amd/vulkan/radv_device.c | 5 +++++
src/amd/vulkan/radv_private.h | 1 +
2 files changed, 6 insertions(+)
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index e07a573819..5a195f438d 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -389,6 +389,11 @@ radv_physical_device_init(struct radv_physical_device
*device,
device->rbplus_allowed = device->rad_info.family == CHIP_STONEY;
}
+ /* The mere presense of CLEAR_STATE in the IB causes random GPU hangs
+ * on SI.
+ */
+ device->has_clear_state = device->rad_info.chip_class >= CIK;
+
return VK_SUCCESS;
fail:
diff --git a/src/amd/vulkan/radv_private.h b/src/amd/vulkan/radv_private.h
index 4d2b2c696b..316e28dc74 100644
--- a/src/amd/vulkan/radv_private.h
+++ b/src/amd/vulkan/radv_private.h
@@ -277,6 +277,7 @@ struct radv_physical_device {
bool has_rbplus; /* if RB+ register exist */
bool rbplus_allowed; /* if RB+ is allowed */
+ bool has_clear_state;
};
struct radv_instance {
--
2.14.2
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