diff mbox series

[v3,01/12] drm/xe/display: Handle stolen bar readout in the same way as lmem

Message ID 20241003154421.33805-2-maarten.lankhorst@linux.intel.com (mailing list archive)
State New
Headers show
Series drm/xe: Reduce flickering when inheriting BIOS fb. | expand

Commit Message

Maarten Lankhorst Oct. 3, 2024, 3:44 p.m. UTC 
i915 already does this, we should do the same for Xe.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
---
 drivers/gpu/drm/xe/display/xe_plane_initial.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/xe/display/xe_plane_initial.c b/drivers/gpu/drm/xe/display/xe_plane_initial.c
index 1b10ea499d8c8..cf139921e7817 100644
--- a/drivers/gpu/drm/xe/display/xe_plane_initial.c
+++ b/drivers/gpu/drm/xe/display/xe_plane_initial.c
@@ -69,7 +69,7 @@  initial_plane_bo(struct xe_device *xe,
 	flags = XE_BO_FLAG_PINNED | XE_BO_FLAG_SCANOUT | XE_BO_FLAG_GGTT;
 
 	base = round_down(plane_config->base, page_size);
-	if (IS_DGFX(xe)) {
+	if (IS_DGFX(xe) || GRAPHICS_VERx100(xe) >= 1270) {
 		u64 __iomem *gte = tile0->mem.ggtt->gsm;
 		u64 pte;
 
@@ -83,7 +83,6 @@  initial_plane_bo(struct xe_device *xe,
 		}
 
 		phys_base = pte & ~(page_size - 1);
-		flags |= XE_BO_FLAG_VRAM0;
 
 		/*
 		 * We don't currently expect this to ever be placed in the
@@ -105,7 +104,6 @@  initial_plane_bo(struct xe_device *xe,
 		if (!stolen)
 			return NULL;
 		phys_base = base;
-		flags |= XE_BO_FLAG_STOLEN;
 
 		if (XE_WA(xe_root_mmio_gt(xe), 22019338487_display))
 			return NULL;
@@ -120,6 +118,11 @@  initial_plane_bo(struct xe_device *xe,
 			return NULL;
 	}
 
+	if (IS_DGFX(xe))
+		flags |= XE_BO_FLAG_VRAM0;
+	else
+		flags |= XE_BO_FLAG_STOLEN;
+
 	size = round_up(plane_config->base + plane_config->size,
 			page_size);
 	size -= base;