diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0597-drm-vc4-The-check-for-assigned-HVS-channels-is-not-a.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0597-drm-vc4-The-check-for-assigned-HVS-channels-is-not-a.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0597-drm-vc4-The-check-for-assigned-HVS-channels-is-not-a.patch b/target/linux/bcm27xx/patches-5.4/950-0597-drm-vc4-The-check-for-assigned-HVS-channels-is-not-a.patch new file mode 100644 index 0000000000..00a65a9b11 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0597-drm-vc4-The-check-for-assigned-HVS-channels-is-not-a.patch @@ -0,0 +1,33 @@ +From 76534156ad6e835ad89135210d565dd5f58e91ab Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.com> +Date: Tue, 11 Feb 2020 15:36:59 +0000 +Subject: [PATCH] drm/vc4: The check for assigned HVS channels is not + applicable firmware_kms + +Channel assignments is only in full KMS, so skip the check +if in firmware kms mode. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> +--- + 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 +@@ -579,6 +579,7 @@ static int + vc4_atomic_check(struct drm_device *dev, struct drm_atomic_state *state) + { + unsigned long unassigned_channels = GENMASK(NUM_CHANNELS - 1, 0); ++ struct vc4_dev *vc4 = to_vc4_dev(state->dev); + struct drm_crtc_state *crtc_state; + struct drm_crtc *crtc; + int i, ret; +@@ -590,7 +591,7 @@ vc4_atomic_check(struct drm_device *dev, + bool is_assigned = false; + unsigned int channel; + +- if (!crtc_state->active) ++ if (!crtc_state->active || vc4->firmware_kms) + continue; + + /* |