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authorAlexei Starovoitov <ast@kernel.org>2025-10-18 18:20:57 -0700
committerAlexei Starovoitov <ast@kernel.org>2025-10-18 18:20:57 -0700
commit50de48a4dde753d3e88f3326234db22ca6f16c6c (patch)
tree1c08721767c2001fd3d7c3b128a55c12055f52a0 /drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
parent48a97ffc6c826640907d13b199e29008f4fe2c15 (diff)
parent1c64efcb083c48c85227cb4d72ab137feef2cdac (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf at 6.18-rc2
Cross-merge BPF and other fixes after downstream PR. No conflicts. Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 9cd7741d2254..2f6a96af7fb1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -364,6 +364,12 @@ static int amdgpu_cs_p2_ib(struct amdgpu_cs_parser *p,
if (p->uf_bo && ring->funcs->no_user_fence)
return -EINVAL;
+ if (!p->adev->debug_enable_ce_cs &&
+ chunk_ib->flags & AMDGPU_IB_FLAG_CE) {
+ dev_err_ratelimited(p->adev->dev, "CE CS is blocked, use debug=0x400 to override\n");
+ return -EINVAL;
+ }
+
if (chunk_ib->ip_type == AMDGPU_HW_IP_GFX &&
chunk_ib->flags & AMDGPU_IB_FLAG_PREEMPT) {
if (chunk_ib->flags & AMDGPU_IB_FLAG_CE)
@@ -702,7 +708,7 @@ static void amdgpu_cs_get_threshold_for_moves(struct amdgpu_device *adev,
*/
const s64 us_upper_bound = 200000;
- if (!adev->mm_stats.log2_max_MBps) {
+ if ((!adev->mm_stats.log2_max_MBps) || !ttm_resource_manager_used(&adev->mman.vram_mgr.manager)) {
*max_bytes = 0;
*max_vis_bytes = 0;
return;