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Commit 38867dce authored by Sunil Khatri's avatar Sunil Khatri Committed by Sudeep Yedalapure
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msm: kgsl: Disable UCHE global filter 



Disable UCHE global filter for invalidate/flush,
SP will handle the invalidate/flush for each SP
independently on A5XX GPUs.

CRs-Fixed: 1073853
Change-Id: I3daf3722cfbdfff080161f9a0248fd8096550328
Signed-off-by: default avatarSunil Khatri <sunilkh@codeaurora.org>
Signed-off-by: default avatarSudeep Yedalapure <sudeepy@codeaurora.org>
parent 94de358e

drivers/gpu/msm/a5xx_reg.h

+1 −0
Original line number Diff line number Diff line
@@ -640,6 +640,7 @@ 


/* UCHE registers */

#define A5XX_UCHE_ADDR_MODE_CNTL            0xE80

#define A5XX_UCHE_MODE_CNTL                 0xE81

#define A5XX_UCHE_WRITE_THRU_BASE_LO        0xE87

#define A5XX_UCHE_WRITE_THRU_BASE_HI        0xE88

#define A5XX_UCHE_TRAP_BASE_LO              0xE89

drivers/gpu/msm/adreno_a5xx.c

+5 −0
Original line number Diff line number Diff line
@@ -1957,6 +1957,11 @@ static void a5xx_start(struct adreno_device *adreno_dev) 
		 */

		kgsl_regrmw(device, A5XX_RB_DBG_ECO_CNT, 0, (1 << 9));

	}

	/*

	 * Disable UCHE global filter as SP can invalidate/flush

	 * independently

	 */

	kgsl_regwrite(device, A5XX_UCHE_MODE_CNTL, BIT(29));

	/* Set the USE_RETENTION_FLOPS chicken bit */

	kgsl_regwrite(device, A5XX_CP_CHICKEN_DBG, 0x02000000);