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-rw-r--r--src/amd/vulkan/radv_device.c2
-rw-r--r--src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys_public.h7
2 files changed, 8 insertions, 1 deletions
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 83d218fb6bf..9570c15af02 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -2815,7 +2815,7 @@ VkResult radv_QueueSubmit(
struct radeon_winsys_fence *base_fence = fence ? fence->fence : NULL;
struct radeon_winsys_ctx *ctx = queue->hw_ctx;
int ret;
- uint32_t max_cs_submission = queue->device->trace_bo ? 1 : UINT32_MAX;
+ uint32_t max_cs_submission = queue->device->trace_bo ? 1 : RADV_MAX_IBS_PER_SUBMIT;
uint32_t scratch_size = 0;
uint32_t compute_scratch_size = 0;
uint32_t esgs_ring_size = 0, gsvs_ring_size = 0;
diff --git a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys_public.h b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys_public.h
index 854e216551f..709669b2a57 100644
--- a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys_public.h
+++ b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys_public.h
@@ -29,6 +29,13 @@
#ifndef RADV_AMDGPU_WINSYS_PUBLIC_H
#define RADV_AMDGPU_WINSYS_PUBLIC_H
+/* The number of IBs per submit isn't infinite, it depends on the ring type
+ * (ie. some initial setup needed for a submit) and the number of IBs (4 DW).
+ * This limit is arbitrary but should be safe for now. Ideally, we should get
+ * this limit from the KMD.
+*/
+#define RADV_MAX_IBS_PER_SUBMIT 192
+
struct radeon_winsys *radv_amdgpu_winsys_create(int fd, uint64_t debug_flags,
uint64_t perftest_flags);