msm: kgsl: Stop the device during sleep

For 7x27, 7x27A and 7x25A, stop the kgsl device during sleep.This
improved PDT stability results and 72hrs stability on customer devices.

Change-Id: I2f0941080363b06b3a0ead59daf0ef3659000b49
Signed-off-by: Lynus Vaz <lvaz@codeaurora.org>
Signed-off-by: Sudhakara Rao Tentu <srtentu@codeaurora.org>
diff --git a/arch/arm/mach-msm/devices-msm7x27.c b/arch/arm/mach-msm/devices-msm7x27.c
index 77314e7..5ec339e 100644
--- a/arch/arm/mach-msm/devices-msm7x27.c
+++ b/arch/arm/mach-msm/devices-msm7x27.c
@@ -855,6 +855,7 @@
 	.num_levels = 1,
 	.set_grp_async = NULL,
 	.idle_timeout = HZ,
+	.strtstp_sleepwake = true,
 	.clk_map = KGSL_CLK_CORE | KGSL_CLK_IFACE | KGSL_CLK_MEM,
 };