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Commit 7bbebd78 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "msm: kgsl: Reduce the delay time for A4XX HLSQ reset in snapshot"

parents 93f942fd f6febdbf

drivers/gpu/msm/adreno_a4xx_snapshot.c

+5 −11
Original line number Diff line number Diff line
@@ -305,26 +305,20 @@ static void *a4xx_snapshot_debugbus(struct kgsl_device *device, 


static void a4xx_reset_hlsq(struct kgsl_device *device)

{

	unsigned long waittime;

	unsigned int val;

	unsigned int val, dummy = 0;



	/* reset cp */

	kgsl_regwrite(device, A4XX_RBBM_BLOCK_SW_RESET_CMD, 1 << 20);

	waittime = jiffies + 100;

	while (time_before(jiffies, waittime))

		;

	kgsl_regread(device, A4XX_RBBM_BLOCK_SW_RESET_CMD, &dummy);



	/* reset hlsq */

	kgsl_regwrite(device, A4XX_RBBM_BLOCK_SW_RESET_CMD, 1 << 25);

	waittime = jiffies + 100;

	while (time_before(jiffies, waittime))

		;

	kgsl_regread(device, A4XX_RBBM_BLOCK_SW_RESET_CMD, &dummy);



	/* clear reset bits */

	kgsl_regwrite(device, A4XX_RBBM_BLOCK_SW_RESET_CMD, 0);

	waittime = jiffies + 100;

	while (time_before(jiffies, waittime))

		;

	kgsl_regread(device, A4XX_RBBM_BLOCK_SW_RESET_CMD, &dummy);





	/* set HLSQ_TIMEOUT_THRESHOLD.cycle_timeout_limit_sp to 26 */

	kgsl_regread(device, A4XX_HLSQ_TIMEOUT_THRESHOLD, &val);