diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0098-drm-vc4-No-need-to-stop-the-stopped-threads.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0098-drm-vc4-No-need-to-stop-the-stopped-threads.patch | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0098-drm-vc4-No-need-to-stop-the-stopped-threads.patch b/target/linux/brcm2708/patches-4.4/0098-drm-vc4-No-need-to-stop-the-stopped-threads.patch new file mode 100644 index 0000000000..9831c9e6c3 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0098-drm-vc4-No-need-to-stop-the-stopped-threads.patch @@ -0,0 +1,26 @@ +From 81dbf19b16cc789162ac94cd4e764a667111386e Mon Sep 17 00:00:00 2001 +From: Eric Anholt <eric@anholt.net> +Date: Fri, 23 Oct 2015 12:31:56 +0100 +Subject: [PATCH 098/232] drm/vc4: No need to stop the stopped threads. + +This was leftover debug code from the hackdriver. We never submit +unless the thread is already idle. + +Signed-off-by: Eric Anholt <eric@anholt.net> +--- + drivers/gpu/drm/vc4/vc4_gem.c | 4 ---- + 1 file changed, 4 deletions(-) + +--- a/drivers/gpu/drm/vc4/vc4_gem.c ++++ b/drivers/gpu/drm/vc4/vc4_gem.c +@@ -104,10 +104,6 @@ submit_cl(struct drm_device *dev, uint32 + { + struct vc4_dev *vc4 = to_vc4_dev(dev); + +- /* Stop any existing thread and set state to "stopped at halt" */ +- V3D_WRITE(V3D_CTNCS(thread), V3D_CTRUN); +- barrier(); +- + V3D_WRITE(V3D_CTNCA(thread), start); + barrier(); + |