diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0099-drm-vc4-Remove-extra-barrier-s-aroudn-CTnCA-CTnEA-se.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0099-drm-vc4-Remove-extra-barrier-s-aroudn-CTnCA-CTnEA-se.patch | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0099-drm-vc4-Remove-extra-barrier-s-aroudn-CTnCA-CTnEA-se.patch b/target/linux/brcm2708/patches-4.4/0099-drm-vc4-Remove-extra-barrier-s-aroudn-CTnCA-CTnEA-se.patch deleted file mode 100644 index d9eca6413b..0000000000 --- a/target/linux/brcm2708/patches-4.4/0099-drm-vc4-Remove-extra-barrier-s-aroudn-CTnCA-CTnEA-se.patch +++ /dev/null @@ -1,32 +0,0 @@ -From aa3b53bc69a07d03622a65a82843ba2fa4ff7b89 Mon Sep 17 00:00:00 2001 -From: Eric Anholt <eric@anholt.net> -Date: Fri, 23 Oct 2015 12:33:43 +0100 -Subject: [PATCH] drm/vc4: Remove extra barrier()s aroudn CTnCA/CTnEA setup. - -The writel() that these expand to already does barriers. - -Signed-off-by: Eric Anholt <eric@anholt.net> ---- - drivers/gpu/drm/vc4/vc4_gem.c | 9 +++------ - 1 file changed, 3 insertions(+), 6 deletions(-) - ---- a/drivers/gpu/drm/vc4/vc4_gem.c -+++ b/drivers/gpu/drm/vc4/vc4_gem.c -@@ -104,14 +104,11 @@ submit_cl(struct drm_device *dev, uint32 - { - struct vc4_dev *vc4 = to_vc4_dev(dev); - -- V3D_WRITE(V3D_CTNCA(thread), start); -- barrier(); -- -- /* Set the end address of the control list. Writing this -- * register is what starts the job. -+ /* Set the current and end address of the control list. -+ * Writing the end register is what starts the job. - */ -+ V3D_WRITE(V3D_CTNCA(thread), start); - V3D_WRITE(V3D_CTNEA(thread), end); -- barrier(); - } - - int |