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Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0252-drm-vc4-Correct-SAND-support-for-FKMS.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.4/950-0252-drm-vc4-Correct-SAND-support-for-FKMS.patch40
1 files changed, 40 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0252-drm-vc4-Correct-SAND-support-for-FKMS.patch b/target/linux/bcm27xx/patches-5.4/950-0252-drm-vc4-Correct-SAND-support-for-FKMS.patch
new file mode 100644
index 0000000000..dcf57e07e7
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0252-drm-vc4-Correct-SAND-support-for-FKMS.patch
@@ -0,0 +1,40 @@
+From 46c612d0248ba6e0c8c236cf1839b0c2ccecee01 Mon Sep 17 00:00:00 2001
+From: Dave Stevenson <dave.stevenson@raspberrypi.org>
+Date: Wed, 29 May 2019 15:44:11 +0100
+Subject: [PATCH] drm/vc4: Correct SAND support for FKMS.
+
+It was accepting NV21 which doesn't map through, but
+also wasn't advertising the modifier so nothing would know
+to request it.
+
+Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
+---
+ drivers/gpu/drm/vc4/vc4_firmware_kms.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+--- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c
++++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c
+@@ -546,7 +546,6 @@ static bool vc4_fkms_format_mod_supporte
+ return false;
+ }
+ case DRM_FORMAT_NV12:
+- case DRM_FORMAT_NV21:
+ switch (fourcc_mod_broadcom_mod(modifier)) {
+ case DRM_FORMAT_MOD_LINEAR:
+ case DRM_FORMAT_MOD_BROADCOM_SAND128:
+@@ -554,6 +553,7 @@ static bool vc4_fkms_format_mod_supporte
+ default:
+ return false;
+ }
++ case DRM_FORMAT_NV21:
+ case DRM_FORMAT_RGB888:
+ case DRM_FORMAT_BGR888:
+ case DRM_FORMAT_YUV422:
+@@ -600,6 +600,7 @@ static struct drm_plane *vc4_fkms_plane_
+ * would prefer to scan out linear (less bus traffic).
+ */
+ DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED,
++ DRM_FORMAT_MOD_BROADCOM_SAND128,
+ DRM_FORMAT_MOD_INVALID,
+ };
+ int i;