From: Huang Rui Date: Wed, 31 May 2017 08:40:14 +0000 (+0800) Subject: drm/amdgpu: abstract gart aperture initialization for gfxhub/mmhub X-Git-Tag: v4.14-rc1~484^2~24^2~78 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9bbad6fda00baa8680554086c67b93f7ae72de3b;p=platform%2Fkernel%2Flinux-rpi.git drm/amdgpu: abstract gart aperture initialization for gfxhub/mmhub Signed-off-by: Huang Rui Reviewed-by: Alex Deucher Acked-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c index be3f634..8975834 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c @@ -55,6 +55,25 @@ static void gfxhub_v1_0_init_gart_pt_regs(struct amdgpu_device *adev) upper_32_bits(value)); } +static void gfxhub_v1_0_init_gart_aperture_regs(struct amdgpu_device *adev) +{ + gfxhub_v1_0_init_gart_pt_regs(adev); + + WREG32(SOC15_REG_OFFSET(GC, 0, + mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32), + (u32)(adev->mc.gtt_start >> 12)); + WREG32(SOC15_REG_OFFSET(GC, 0, + mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32), + (u32)(adev->mc.gtt_start >> 44)); + + WREG32(SOC15_REG_OFFSET(GC, 0, + mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32), + (u32)(adev->mc.gtt_end >> 12)); + WREG32(SOC15_REG_OFFSET(GC, 0, + mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32), + (u32)(adev->mc.gtt_end >> 44)); +} + int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev) { u32 tmp; @@ -62,9 +81,8 @@ int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev) u32 i; /* Program MC. */ - gfxhub_v1_0_init_gart_pt_regs(adev); + gfxhub_v1_0_init_gart_aperture_regs(adev); - /* Update configuration */ WREG32(SOC15_REG_OFFSET(GC, 0, mmMC_VM_SYSTEM_APERTURE_LOW_ADDR), adev->mc.vram_start >> 18); WREG32(SOC15_REG_OFFSET(GC, 0, mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR), @@ -165,21 +183,6 @@ int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev) 0); WREG32(SOC15_REG_OFFSET(GC, 0, mmVM_L2_CNTL4), tmp); - /* setup context0 */ - WREG32(SOC15_REG_OFFSET(GC, 0, - mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32), - (u32)(adev->mc.gtt_start >> 12)); - WREG32(SOC15_REG_OFFSET(GC, 0, - mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32), - (u32)(adev->mc.gtt_start >> 44)); - - WREG32(SOC15_REG_OFFSET(GC, 0, - mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32), - (u32)(adev->mc.gtt_end >> 12)); - WREG32(SOC15_REG_OFFSET(GC, 0, - mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32), - (u32)(adev->mc.gtt_end >> 44)); - WREG32(SOC15_REG_OFFSET(GC, 0, mmVM_L2_PROTECTION_FAULT_DEFAULT_ADDR_LO32), (u32)(adev->dummy_page.addr >> 12)); diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c index d720e164..9ca2360 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -66,6 +66,25 @@ static void mmhub_v1_0_init_gart_pt_regs(struct amdgpu_device *adev) upper_32_bits(value)); } +static void mmhub_v1_0_init_gart_aperture_regs(struct amdgpu_device *adev) +{ + mmhub_v1_0_init_gart_pt_regs(adev); + + WREG32(SOC15_REG_OFFSET(MMHUB, 0, + mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32), + (u32)(adev->mc.gtt_start >> 12)); + WREG32(SOC15_REG_OFFSET(MMHUB, 0, + mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32), + (u32)(adev->mc.gtt_start >> 44)); + + WREG32(SOC15_REG_OFFSET(MMHUB, 0, + mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32), + (u32)(adev->mc.gtt_end >> 12)); + WREG32(SOC15_REG_OFFSET(MMHUB, 0, + mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32), + (u32)(adev->mc.gtt_end >> 44)); +} + int mmhub_v1_0_gart_enable(struct amdgpu_device *adev) { u32 tmp; @@ -75,6 +94,7 @@ int mmhub_v1_0_gart_enable(struct amdgpu_device *adev) /* Program MC. */ mmhub_v1_0_init_gart_pt_regs(adev); + mmhub_v1_0_init_gart_aperture_regs(adev); /* Update configuration */ WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmMC_VM_SYSTEM_APERTURE_LOW_ADDR), @@ -176,21 +196,6 @@ int mmhub_v1_0_gart_enable(struct amdgpu_device *adev) 0); WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmVM_L2_CNTL4), tmp); - /* setup context0 */ - WREG32(SOC15_REG_OFFSET(MMHUB, 0, - mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32), - (u32)(adev->mc.gtt_start >> 12)); - WREG32(SOC15_REG_OFFSET(MMHUB, 0, - mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32), - (u32)(adev->mc.gtt_start >> 44)); - - WREG32(SOC15_REG_OFFSET(MMHUB, 0, - mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32), - (u32)(adev->mc.gtt_end >> 12)); - WREG32(SOC15_REG_OFFSET(MMHUB, 0, - mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32), - (u32)(adev->mc.gtt_end >> 44)); - WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmVM_L2_PROTECTION_FAULT_DEFAULT_ADDR_LO32), (u32)(adev->dummy_page.addr >> 12));