From a694afed7b06eccc1adce71395ae706648f50eb5 Mon Sep 17 00:00:00 2001 From: Harshdeep Dhatt Date: Mon, 29 Aug 2016 15:46:19 -0600 Subject: [PATCH] msm: kgsl: Disable workaround on A540v2 Currently we have a workaround for A540 which inserts WFI after every direct-render 3D mode and every 2D mode draw. Add a check to enable this only on A540v1 as this workaround is not required for A540v2. CRs-Fixed: 1072767 Change-Id: I679bbf68ee3dcc1aee30d56a646a42b6ff09fb6f Signed-off-by: Harshdeep Dhatt --- drivers/gpu/msm/adreno_a5xx.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/msm/adreno_a5xx.c b/drivers/gpu/msm/adreno_a5xx.c index 583de85678fc..1ad96f9b1612 100644 --- a/drivers/gpu/msm/adreno_a5xx.c +++ b/drivers/gpu/msm/adreno_a5xx.c @@ -2127,9 +2127,11 @@ static int _me_init_ucode_workarounds(struct adreno_device *adreno_dev) case ADRENO_REV_A540: /* * WFI after every direct-render 3D mode draw and - * WFI after every 2D Mode 3 draw. + * WFI after every 2D Mode 3 draw. This is needed + * only on a540v1. */ - return 0x0000000A; + if (adreno_is_a540v1(adreno_dev)) + return 0x0000000A; default: return 0x00000000; /* No ucode workarounds enabled */ }