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Commit 546724fc 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: Disable CP speed up during bootup for A430 derivatives"

parents 2411250d 392b55fe

drivers/gpu/msm/adreno_a4xx.c

+5 −2
Original line number Diff line number Diff line
@@ -734,8 +734,11 @@ static void a4xx_start(struct adreno_device *adreno_dev) 
	/* On A420 cores turn on SKIP_IB2_DISABLE in addition to the default */

	if (adreno_is_a420(adreno_dev))

		cp_debug |= (1 << 29);

	/* Set chicken bit to disable the speed up of bootstrap on A430 */

	else if (adreno_is_a430(adreno_dev))

	/*

	 * Set chicken bit to disable the speed up of bootstrap on A430

	 * and its derivatives

	 */

	else

		cp_debug |= (1 << 14);



	kgsl_regwrite(device, A4XX_CP_DEBUG, cp_debug);

drivers/gpu/msm/adreno_ringbuffer.c

+2 −2
Original line number Diff line number Diff line
@@ -488,8 +488,8 @@ static int _ringbuffer_bootstrap_ucode(struct adreno_ringbuffer *rb, 
		kgsl_device_snapshot(device, NULL);

	}



	/* Clear the chicken bit for speed up on A430 cores */

	if (adreno_is_a430(adreno_dev))

	/* Clear the chicken bit for speed up on A430 and its derivatives */

	if (!adreno_is_a420(adreno_dev))

		kgsl_regwrite(device, A4XX_CP_DEBUG,

					A4XX_CP_DEBUG_DEFAULT & ~(1 << 14));