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Commit b4c0cbb0 authored by Kyle Piefer's avatar Kyle Piefer Committed by Gerrit - the friendly Code Review server
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msm: kgsl: Take a syncronous snapshot on DCVS failure 



Sometimes, the dispatcher does not have enough time
to run when our DCVS HFI fails. Do an immediate snapshot
instead.

Change-Id: I28229308834197eebd6fe61e5139f8ff2055122a
Signed-off-by: default avatarKyle Piefer <kpiefer@codeaurora.org>
parent 56bfcaf7

drivers/gpu/msm/kgsl_gmu.c

+3 −3
Original line number Diff line number Diff line
@@ -70,6 +70,8 @@ struct gmu_iommu_context gmu_ctx[] = { 
static struct gmu_memdesc gmu_kmem_entries[GMU_KERNEL_ENTRIES];

static unsigned long gmu_kmem_bitmap;

static unsigned int num_uncached_entries;



static void gmu_snapshot(struct kgsl_device *device);

static void gmu_remove(struct kgsl_device *device);



static int _gmu_iommu_fault_handler(struct device *dev,
@@ -530,9 +532,7 @@ static int gmu_dcvs_set(struct kgsl_device *device, 
		dev_err_ratelimited(&gmu->pdev->dev,

			"Failed to set GPU perf idx %d, bw idx %d\n",

			req.freq, req.bw);



		adreno_set_gpu_fault(adreno_dev, ADRENO_GMU_FAULT);

		adreno_dispatcher_schedule(device);

		gmu_snapshot(device);

	}



	/* indicate actual clock change */