commit b504f6ca96705efae605227dab8e22e21ac8d05f
author Rammohan Basavaraju <rammoh@codeaurora.org> Fri Aug 17 22:56:29 2012 +0530
committer Evan McClain <aeroevan@gmail.com> Fri Oct 05 21:01:09 2012 -0400
tree 0b07935f6e8a0983a582bdd9826bb39d7755271c
parent 10e16dd1cdbb869809c52e323a0fce6c94a88adb

msm: kgsl: Increase REG_RBBM_CNTL value to 0xFFFF for A200

Increase number of clocks that RBBM will wait before de-asserting
the Register Clock Active signal. This fixes kernel panics during
stability tests on multiple devices

Change-Id: I50ad69f28b50444e88239c2332bd5756db1ae089
CRs-fixed: 372793
Signed-off-by: Rammohan Basavaraju <rammoh@codeaurora.org>

drivers/gpu/msm/adreno.c

diff --git a/drivers/gpu/msm/adreno.c b/drivers/gpu/msm/adreno.c
index bbcc7a7..0fff088 100644
--- a/drivers/gpu/msm/adreno.c
+++ b/drivers/gpu/msm/adreno.c
@@ -554,7 +554,10 @@
 
 	adreno_regwrite(device, REG_RBBM_SOFT_RESET, 0x00000000);
 
-	adreno_regwrite(device, REG_RBBM_CNTL, 0x00004442);
+	if (adreno_is_a200(adreno_dev))
+		adreno_regwrite(device, REG_RBBM_CNTL, 0x0000FFFF);
+	else
+		adreno_regwrite(device, REG_RBBM_CNTL, 0x00004442);
 
 	if (adreno_is_a225(adreno_dev)) {
 		/* Enable large instruction store for A225 */