brcm2708: organize kernel patches

[openwrt/staging/chunkeey.git] / target / linux / brcm2708 / patches-4.19 / 950-0605-drm-vc4-In-FKMS-look-at-the-modifiers-correctly-for-.patch

diff --git a/target/linux/brcm2708/patches-4.19/950-0605-drm-vc4-In-FKMS-look-at-the-modifiers-correctly-for-.patch b/target/linux/brcm2708/patches-4.19/950-0605-drm-vc4-In-FKMS-look-at-the-modifiers-correctly-for-.patch
new file mode 100644 (file)
index 0000000..a72f142
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0605-drm-vc4-In-FKMS-look-at-the-modifiers-correctly-for-.patch
@@ -0,0 +1,36 @@
+From 5643e47700d3c1b2a8a1aca56629f12e90df407c Mon Sep 17 00:00:00 2001
+From: Dave Stevenson <dave.stevenson@raspberrypi.org>
+Date: Wed, 12 Jun 2019 17:13:21 +0100
+Subject: [PATCH] drm/vc4: In FKMS look at the modifiers correctly for
+ SAND
+
+Incorrect masking was used in the switch for the modifier,
+therefore for SAND (which puts the column pitch in the
+modifier) it didn't match.
+
+Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
+---
+ drivers/gpu/drm/vc4/vc4_firmware_kms.c | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+--- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c
++++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c
+@@ -460,7 +460,7 @@ static void vc4_plane_atomic_update(stru
+       }
+       mb->plane.planes[3] = 0;
+ 
+-      switch (fb->modifier) {
++      switch (fourcc_mod_broadcom_mod(fb->modifier)) {
+       case DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED:
+               switch (mb->plane.vc_image_type) {
+               case VC_IMAGE_XRGB8888:
+@@ -476,6 +476,9 @@ static void vc4_plane_atomic_update(stru
+               break;
+       case DRM_FORMAT_MOD_BROADCOM_SAND128:
+               mb->plane.vc_image_type = VC_IMAGE_YUV_UV;
++              /* Note that the column pitch is passed across in lines, not
++               * bytes.
++               */
+               mb->plane.pitch = fourcc_mod_broadcom_param(fb->modifier);
+               break;
+       }