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msm: kgsl: Dump PWR_COL_PREEMPT_KEEPALIVE on wait for lowest idle timeout

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On A660 GPU, PWR_COL_PREEMPT_KEEPALIVE register is used to disallow
ifpc during preemption trigger. Dump this register also in case of
wait for lowest idle timeout to capture this ifpc abort reason.

Change-Id: Ide6bef3169987f17ec6a761e9735caef1c5deaa7
Signed-off-by: Deepak Kumar <dkumar@codeaurora.org>
This commit is contained in:
Deepak Kumar 2020-12-08 15:41:40 +05:30
commit 8f72d44655
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/msm/adreno_a6xx_gmu.c
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@ -1164,6 +1164,13 @@ int a6xx_gmu_wait_for_lowest_idle(struct adreno_device *adreno_dev)
reg3, reg4);
dev_err(&gmu->pdev->dev, "A6XX_GMU_AO_SPARE_CNTL=%x\n", reg5);
if (adreno_is_a660(adreno_dev)) {
u32 val;
gmu_core_regread(device, A6XX_GMU_PWR_COL_PREEMPT_KEEPALIVE, &val);
dev_err(&gmu->pdev->dev, "PWR_COL_PREEMPT_KEEPALIVE=%x\n", val);
}
/* Access GX registers only when GX is ON */
if (is_on(reg1)) {
kgsl_regread(device, A6XX_CP_STATUS_1, &reg6);