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Commit b1edd98c authored by Raghu Ananya Arabolu's avatar Raghu Ananya Arabolu
Browse files

msm: kgsl: Set weights for bicubic filtering 



Write TPL1_BICUBIC_WEIGHTS_TABLE registers with hard coded values.
The value of these registers are weights that are required for bicubic
filtering. These weights are static.

Change-Id: Ib05b64d30fcb0c8804c1090ff83758fa3caebb17
Signed-off-by: default avatarRaghu Ananya Arabolu <rarabolu@codeaurora.org>
parent 93df147c

drivers/gpu/msm/a6xx_reg.h

+5 −0
Original line number Diff line number Diff line
@@ -750,6 +750,11 @@ 
/* TP registers */

#define A6XX_TPL1_ADDR_MODE_CNTL            0xB601

#define A6XX_TPL1_NC_MODE_CNTL              0xB604

#define A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_0   0xB608

#define A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_1   0xB609

#define A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_2   0xB60A

#define A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_3   0xB60B

#define A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_4   0xB60C

#define A6XX_TPL1_PERFCTR_TP_SEL_0          0xB610

#define A6XX_TPL1_PERFCTR_TP_SEL_1          0xB611

#define A6XX_TPL1_PERFCTR_TP_SEL_2          0xB612

drivers/gpu/msm/adreno_a6xx.c

+13 −0
Original line number Diff line number Diff line
@@ -1044,6 +1044,19 @@ static void a6xx_start(struct adreno_device *adreno_dev) 


	kgsl_regwrite(device, A6XX_UCHE_CLIENT_PF, 1);



	/* Set weights for bicubic filtering */

	if (adreno_is_a650_family(adreno_dev)) {

		kgsl_regwrite(device, A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_0, 0);

		kgsl_regwrite(device, A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_1,

			0x3FE05FF4);

		kgsl_regwrite(device, A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_2,

			0x3FA0EBEE);

		kgsl_regwrite(device, A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_3,

			0x3F5193ED);

		kgsl_regwrite(device, A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_4,

			0x3F0243F0);

	}



	/* Set TWOPASSUSEWFI in A6XX_PC_DBG_ECO_CNTL if requested */

	if (ADRENO_QUIRK(adreno_dev, ADRENO_QUIRK_TWO_PASS_USE_WFI))

		kgsl_regrmw(device, A6XX_PC_DBG_ECO_CNTL, 0, (1 << 8));