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authorJuha-Pekka Heikkila <[email protected]>2024-03-18 22:18:50 +0200
committerMatthew Auld <[email protected]>2024-03-19 09:09:41 +0000
commit1997eeeac5ba2664d06ee79979fdd2637badabe7 (patch)
treef780c6ec830df7ddfb80e74a1f88c4e4488f1027 /drivers/gpu
parent2a4172be4013990a794a6ef201c0223b63295423 (diff)
drm/xe/display: Mark dpt and related vma as uncached
Mark dpt and related vma as uncached to avoid pipe faults on some devices. Signed-off-by: Juha-Pekka Heikkila <[email protected]> Reviewed-by: Matthew Auld <[email protected]> Signed-off-by: Matthew Auld <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/xe/display/xe_fb_pin.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/xe/display/xe_fb_pin.c b/drivers/gpu/drm/xe/display/xe_fb_pin.c
index b220f136be70..2eb622510186 100644
--- a/drivers/gpu/drm/xe/display/xe_fb_pin.c
+++ b/drivers/gpu/drm/xe/display/xe_fb_pin.c
@@ -30,7 +30,7 @@ write_dpt_rotated(struct xe_bo *bo, struct iosys_map *map, u32 *dpt_ofs, u32 bo_
for (row = 0; row < height; row++) {
u64 pte = ggtt->pt_ops->pte_encode_bo(bo, src_idx * XE_PAGE_SIZE,
- xe->pat.idx[XE_CACHE_WB]);
+ xe->pat.idx[XE_CACHE_NONE]);
iosys_map_wr(map, *dpt_ofs, u64, pte);
*dpt_ofs += 8;
@@ -62,7 +62,7 @@ write_dpt_remapped(struct xe_bo *bo, struct iosys_map *map, u32 *dpt_ofs,
for (column = 0; column < width; column++) {
iosys_map_wr(map, *dpt_ofs, u64,
pte_encode_bo(bo, src_idx * XE_PAGE_SIZE,
- xe->pat.idx[XE_CACHE_WB]));
+ xe->pat.idx[XE_CACHE_NONE]));
*dpt_ofs += 8;
src_idx++;
@@ -122,7 +122,7 @@ static int __xe_pin_fb_vma_dpt(struct intel_framebuffer *fb,
for (x = 0; x < size / XE_PAGE_SIZE; x++) {
u64 pte = ggtt->pt_ops->pte_encode_bo(bo, x * XE_PAGE_SIZE,
- xe->pat.idx[XE_CACHE_WB]);
+ xe->pat.idx[XE_CACHE_NONE]);
iosys_map_wr(&dpt->vmap, x * 8, u64, pte);
}
@@ -168,7 +168,7 @@ write_ggtt_rotated(struct xe_bo *bo, struct xe_ggtt *ggtt, u32 *ggtt_ofs, u32 bo
for (row = 0; row < height; row++) {
u64 pte = ggtt->pt_ops->pte_encode_bo(bo, src_idx * XE_PAGE_SIZE,
- xe->pat.idx[XE_CACHE_WB]);
+ xe->pat.idx[XE_CACHE_NONE]);
xe_ggtt_set_pte(ggtt, *ggtt_ofs, pte);
*ggtt_ofs += XE_PAGE_SIZE;
@@ -214,7 +214,7 @@ static int __xe_pin_fb_vma_ggtt(struct intel_framebuffer *fb,
for (x = 0; x < size; x += XE_PAGE_SIZE) {
u64 pte = ggtt->pt_ops->pte_encode_bo(bo, x,
- xe->pat.idx[XE_CACHE_WB]);
+ xe->pat.idx[XE_CACHE_NONE]);
xe_ggtt_set_pte(ggtt, vma->node.start + x, pte);
}