diff options
Diffstat (limited to 'src/amd')
| -rw-r--r-- | src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c index 41dfcd323e2..b8558fafc02 100644 --- a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c +++ b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c @@ -187,12 +187,22 @@ static void radv_amdgpu_cs_grow(struct radeon_winsys_cs *_cs, size_t min_size) } if (!cs->ws->use_ib_bos) { - uint64_t ib_size = MAX2((cs->base.cdw + min_size) * 4 + 16, - cs->base.max_dw * 4 * 2); - uint32_t *new_buf = realloc(cs->base.buf, ib_size); + const uint64_t limit_dws = 0xffff8; + uint64_t ib_dws = MAX2(cs->base.cdw + min_size, + MIN2(cs->base.max_dw * 2, limit_dws)); + + /* The total ib size cannot exceed limit_dws dwords. */ + if (ib_dws > limit_dws) + { + cs->failed = true; + cs->base.cdw = 0; + return; + } + + uint32_t *new_buf = realloc(cs->base.buf, ib_dws * 4); if (new_buf) { cs->base.buf = new_buf; - cs->base.max_dw = ib_size / 4; + cs->base.max_dw = ib_dws; } else { cs->failed = true; cs->base.cdw = 0; |