X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=target%2Flinux%2Fbrcm2708%2Fpatches-4.19%2F950-0303-drm-vc4-Programming-the-CTM-is-conditional-on-runnin.patch;fp=target%2Flinux%2Fbrcm2708%2Fpatches-4.19%2F950-0303-drm-vc4-Programming-the-CTM-is-conditional-on-runnin.patch;h=6690dfcd42fe57bc77fd58546846531da2b413e2;hb=84d555aa74434392b682fd9eb0fa701c89a046d6;hp=0000000000000000000000000000000000000000;hpb=953973c2991e8640549a55df7a0574a1abac8644;p=openwrt%2Fopenwrt.git diff --git a/target/linux/brcm2708/patches-4.19/950-0303-drm-vc4-Programming-the-CTM-is-conditional-on-runnin.patch b/target/linux/brcm2708/patches-4.19/950-0303-drm-vc4-Programming-the-CTM-is-conditional-on-runnin.patch new file mode 100644 index 0000000000..6690dfcd42 --- /dev/null +++ b/target/linux/brcm2708/patches-4.19/950-0303-drm-vc4-Programming-the-CTM-is-conditional-on-runnin.patch @@ -0,0 +1,26 @@ +From bb8e85deab20dd38c26d354452e1ac42add37530 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson +Date: Tue, 19 Feb 2019 15:18:25 +0000 +Subject: [PATCH] drm: vc4: Programming the CTM is conditional on + running full KMS + +vc4_ctm_commit writes to HVS registers, so this is only applicable +when in full KMS mode, not in firmware KMS mode. Add this conditional. + +Signed-off-by: Dave Stevenson +--- + drivers/gpu/drm/vc4/vc4_kms.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/gpu/drm/vc4/vc4_kms.c ++++ b/drivers/gpu/drm/vc4/vc4_kms.c +@@ -147,7 +147,8 @@ vc4_atomic_complete_commit(struct drm_at + + drm_atomic_helper_commit_modeset_disables(dev, state); + +- vc4_ctm_commit(vc4, state); ++ if (!vc4->firmware_kms) ++ vc4_ctm_commit(vc4, state); + + drm_atomic_helper_commit_planes(dev, state, 0); +