diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0222-drm-vc4-Fix-oops-at-boot-with-firmwarekms-on-4.19.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0222-drm-vc4-Fix-oops-at-boot-with-firmwarekms-on-4.19.patch | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0222-drm-vc4-Fix-oops-at-boot-with-firmwarekms-on-4.19.patch b/target/linux/bcm27xx/patches-5.4/950-0222-drm-vc4-Fix-oops-at-boot-with-firmwarekms-on-4.19.patch new file mode 100644 index 0000000000..f95c8778a6 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0222-drm-vc4-Fix-oops-at-boot-with-firmwarekms-on-4.19.patch @@ -0,0 +1,22 @@ +From 50f3c90e2400a0391a7461e5e2fea86ffb3f8f60 Mon Sep 17 00:00:00 2001 +From: Eric Anholt <eric@anholt.net> +Date: Mon, 4 Mar 2019 11:59:34 -0800 +Subject: [PATCH] drm/vc4: Fix oops at boot with firmwarekms on 4.19. + +Signed-off-by: Eric Anholt <eric@anholt.net> +--- + drivers/gpu/drm/vc4/vc4_kms.c | 3 +++ + 1 file changed, 3 insertions(+) + +--- a/drivers/gpu/drm/vc4/vc4_kms.c ++++ b/drivers/gpu/drm/vc4/vc4_kms.c +@@ -116,6 +116,9 @@ vc4_ctm_commit(struct vc4_dev *vc4, stru + struct vc4_ctm_state *ctm_state = to_vc4_ctm_state(vc4->ctm_manager.state); + struct drm_color_ctm *ctm = ctm_state->ctm; + ++ if (vc4->firmware_kms) ++ return; ++ + if (ctm_state->fifo) { + HVS_WRITE(SCALER_OLEDCOEF2, + VC4_SET_FIELD(vc4_ctm_s31_32_to_s0_9(ctm->matrix[0]), |