From: Xianzhong <xianzhong.li@nxp.com>
Date: Wed, 16 Oct 2019 13:09:12 +0000 (+0800)
Subject: MGS-4894 [#ccc] fix GPU hang for overheat protection
X-Git-Tag: rel_imx_4.19.35_1.1.0~24
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=9e9129353eceff8890ce12673821e46e12d6cade;p=linux.git

MGS-4894 [#ccc] fix GPU hang for overheat protection

set minimal scaling factor with 20 for 8MM and 6SX GPU

Signed-off-by: Xianzhong <xianzhong.li@nxp.com>
(cherry picked from commit 03f411ed00d173b683ff2d00edf6196724cccf9d)
---

diff --git a/drivers/mxc/gpu-viv/hal/kernel/arch/gc_hal_kernel_hardware.c b/drivers/mxc/gpu-viv/hal/kernel/arch/gc_hal_kernel_hardware.c
index f90117fa52c4..651e71932c7a 100644
--- a/drivers/mxc/gpu-viv/hal/kernel/arch/gc_hal_kernel_hardware.c
+++ b/drivers/mxc/gpu-viv/hal/kernel/arch/gc_hal_kernel_hardware.c
@@ -2272,6 +2272,12 @@ gckHARDWARE_Construct(
     hardware->minFscaleValue = 1;
     hardware->waitCount = 200;
 
+    if (_IsHardwareMatch(hardware, gcv600, 0x4653)
+        || _IsHardwareMatch(hardware, gcv400, 0x4645))
+    {
+        hardware->minFscaleValue = 20;
+    }
+
     gckSTATETIMER_Reset(&hardware->powerStateCounter, 0);
 
 #if gcdLINK_QUEUE_SIZE