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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 9cd7741d2254..ecdfe6cb36cc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -29,7 +29,6 @@
#include <linux/pagemap.h>
#include <linux/sync_file.h>
#include <linux/dma-buf.h>
-#include <linux/hmm.h>
#include <drm/amdgpu_drm.h>
#include <drm/drm_syncobj.h>
@@ -41,6 +40,7 @@
#include "amdgpu_gmc.h"
#include "amdgpu_gem.h"
#include "amdgpu_ras.h"
+#include "amdgpu_hmm.h"
static int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p,
struct amdgpu_device *adev,
@@ -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;
@@ -885,12 +891,17 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
bool userpage_invalidated = false;
struct amdgpu_bo *bo = e->bo;
- r = amdgpu_ttm_tt_get_user_pages(bo, &e->range);
+ e->range = amdgpu_hmm_range_alloc(NULL);
+ if (unlikely(!e->range))
+ return -ENOMEM;
+
+ r = amdgpu_ttm_tt_get_user_pages(bo, e->range);
if (r)
goto out_free_user_pages;
for (i = 0; i < bo->tbo.ttm->num_pages; i++) {
- if (bo->tbo.ttm->pages[i] != hmm_pfn_to_page(e->range->hmm_pfns[i])) {
+ if (bo->tbo.ttm->pages[i] !=
+ hmm_pfn_to_page(e->range->hmm_range.hmm_pfns[i])) {
userpage_invalidated = true;
break;
}
@@ -984,9 +995,7 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
out_free_user_pages:
amdgpu_bo_list_for_each_userptr_entry(e, p->bo_list) {
- struct amdgpu_bo *bo = e->bo;
-
- amdgpu_ttm_tt_get_user_pages_done(bo->tbo.ttm, e->range);
+ amdgpu_hmm_range_free(e->range);
e->range = NULL;
}
mutex_unlock(&p->bo_list->bo_list_mutex);
@@ -1317,8 +1326,8 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
*/
r = 0;
amdgpu_bo_list_for_each_userptr_entry(e, p->bo_list) {
- r |= !amdgpu_ttm_tt_get_user_pages_done(e->bo->tbo.ttm,
- e->range);
+ r |= !amdgpu_hmm_range_valid(e->range);
+ amdgpu_hmm_range_free(e->range);
e->range = NULL;
}
if (r) {