diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0260-drm-vc4-Ignore-HVS-unless-initialised.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0260-drm-vc4-Ignore-HVS-unless-initialised.patch | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0260-drm-vc4-Ignore-HVS-unless-initialised.patch b/target/linux/bcm27xx/patches-5.4/950-0260-drm-vc4-Ignore-HVS-unless-initialised.patch deleted file mode 100644 index f17f4be37d..0000000000 --- a/target/linux/bcm27xx/patches-5.4/950-0260-drm-vc4-Ignore-HVS-unless-initialised.patch +++ /dev/null @@ -1,43 +0,0 @@ -From cad68ea70d649cff90102022c5d161bf84e4ed16 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Fri, 19 Jul 2019 14:29:28 +0100 -Subject: [PATCH] drm/vc4: Ignore HVS unless initialised - -An upstream commit to report HVS underruns causes VC4 in firmware KMS -mode to cross into the HVS side, where it crashes due to a NULL hvs -pointer. - -Make the underrun masking conditional on the hvs pointer being -initialised. - -Fixes: 531a1b622da9 ("drm/vc4: Report HVS underrun errors") - -Signed-off-by: Phil Elwell <phil@raspberrypi.org> ---- - drivers/gpu/drm/vc4/vc4_crtc.c | 3 ++- - drivers/gpu/drm/vc4/vc4_kms.c | 2 +- - 2 files changed, 3 insertions(+), 2 deletions(-) - ---- a/drivers/gpu/drm/vc4/vc4_crtc.c -+++ b/drivers/gpu/drm/vc4/vc4_crtc.c -@@ -801,7 +801,8 @@ static void vc4_crtc_handle_page_flip(st - * the CRTC and encoder already reconfigured, leading to - * underruns. This can be seen when reconfiguring the CRTC. - */ -- vc4_hvs_unmask_underrun(dev, vc4_crtc->channel); -+ if (vc4->hvs) -+ vc4_hvs_unmask_underrun(dev, vc4_crtc->channel); - } - spin_unlock_irqrestore(&dev->event_lock, flags); - } ---- a/drivers/gpu/drm/vc4/vc4_kms.c -+++ b/drivers/gpu/drm/vc4/vc4_kms.c -@@ -156,7 +156,7 @@ vc4_atomic_complete_commit(struct drm_at - struct vc4_crtc *vc4_crtc; - int i; - -- for (i = 0; i < dev->mode_config.num_crtc; i++) { -+ for (i = 0; vc4->hvs && i < dev->mode_config.num_crtc; i++) { - if (!state->crtcs[i].ptr || !state->crtcs[i].commit) - continue; - |