Merge "msm: kgsl: Protect additional registers for A430 and A420" (2763016a) · Commits · e / devices / android_kernel_sony_msm8994

drivers/gpu/msm/adreno_a4xx.c

+21 −0

Original line number	Diff line number	Diff line
		@@ -649,6 +649,27 @@ static void a4xx_protect_init(struct adreno_device *adreno_dev)
		/* VPC registers */
		adreno_set_protected_registers(adreno_dev, &index, 0xE60, 1);

		if (adreno_is_a430(adreno_dev)) {
		/*
		* Protect additional registers that should not be
		* accessed by GPU
		*/
		adreno_set_protected_registers(adreno_dev, &index, 0x2c00, 10);
		adreno_set_protected_registers(adreno_dev, &index, 0x3000, 7);
		adreno_set_protected_registers(adreno_dev, &index, 0x3080, 6);
		adreno_set_protected_registers(adreno_dev, &index, 0x3140, 11);
		adreno_set_protected_registers(adreno_dev, &index, 0x3940, 10);
		adreno_set_protected_registers(adreno_dev, &index, 0x3D40, 9);
		adreno_set_protected_registers(adreno_dev, &index, 0x3F40, 7);
		adreno_set_protected_registers(adreno_dev, &index, 0x3FC0, 6);
		} else if (adreno_is_a420(adreno_dev)) {
		/*
		* Protect XPU range and range of registers that may fall
		* under XPU protection
		*/
		adreno_set_protected_registers(adreno_dev, &index, 0x3300, 8);
		}

		/* SMMU registers */
		iommu_regs = kgsl_mmu_get_prot_regs(&device->mmu);
		if (iommu_regs)