From: Alex Deucher Date: Tue, 15 Nov 2016 22:37:41 +0000 (-0500) Subject: drm/amdgpu/gmc6: drop fb location programming X-Git-Tag: v4.14-rc1~8^2~44^2~128 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=71086a3e8470eee3e54a454d276e6f214be28fdc;p=uclinux-h8%2Flinux.git drm/amdgpu/gmc6: drop fb location programming No need to do this as the vbios does this for us. As such we no longer need to stop the mc during init. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c index 224b6935c885..a652fbaa7b8c 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c @@ -243,8 +243,6 @@ static void gmc_v6_0_vram_gtt_location(struct amdgpu_device *adev, static void gmc_v6_0_mc_program(struct amdgpu_device *adev) { - struct amdgpu_mode_mc_save save; - u32 tmp; int i, j; /* Initialize HDP */ @@ -257,11 +255,6 @@ static void gmc_v6_0_mc_program(struct amdgpu_device *adev) } WREG32(mmHDP_REG_COHERENCY_FLUSH_CNTL, 0); - if (adev->mode_info.num_crtc) - amdgpu_display_set_vga_render_state(adev, false); - - gmc_v6_0_mc_stop(adev, &save); - if (gmc_v6_0_wait_for_idle((void *)adev)) { dev_warn(adev->dev, "Wait for MC idle timedout !\n"); } @@ -274,13 +267,6 @@ static void gmc_v6_0_mc_program(struct amdgpu_device *adev) adev->mc.vram_end >> 12); WREG32(mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, adev->vram_scratch.gpu_addr >> 12); - tmp = ((adev->mc.vram_end >> 24) & 0xFFFF) << 16; - tmp |= ((adev->mc.vram_start >> 24) & 0xFFFF); - WREG32(mmMC_VM_FB_LOCATION, tmp); - /* XXX double check these! */ - WREG32(mmHDP_NONSURFACE_BASE, (adev->mc.vram_start >> 8)); - WREG32(mmHDP_NONSURFACE_INFO, (2 << 7) | (1 << 30)); - WREG32(mmHDP_NONSURFACE_SIZE, 0x3FFFFFFF); WREG32(mmMC_VM_AGP_BASE, 0); WREG32(mmMC_VM_AGP_TOP, 0x0FFFFFFF); WREG32(mmMC_VM_AGP_BOT, 0x0FFFFFFF); @@ -288,7 +274,6 @@ static void gmc_v6_0_mc_program(struct amdgpu_device *adev) if (gmc_v6_0_wait_for_idle((void *)adev)) { dev_warn(adev->dev, "Wait for MC idle timedout !\n"); } - gmc_v6_0_mc_resume(adev, &save); } static int gmc_v6_0_mc_init(struct amdgpu_device *adev)