From: Alex Deucher Date: Tue, 1 Nov 2016 17:33:28 +0000 (-0400) Subject: drm/amdgpu/gmc8: drop fb location programming X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=cad81e34a8d268146fda82d2379eafb0ce9ea775;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/amdgpu/gmc8: 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_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index 1c8c0f536aed..72ab2d04f048 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -428,7 +428,6 @@ static void gmc_v8_0_vram_gtt_location(struct amdgpu_device *adev, */ static void gmc_v8_0_mc_program(struct amdgpu_device *adev) { - struct amdgpu_mode_mc_save save; u32 tmp; int i, j; @@ -442,10 +441,6 @@ static void gmc_v8_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_v8_0_mc_stop(adev, &save); if (gmc_v8_0_wait_for_idle((void *)adev)) { dev_warn(adev->dev, "Wait for MC idle timedout !\n"); } @@ -456,20 +451,12 @@ static void gmc_v8_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); if (gmc_v8_0_wait_for_idle((void *)adev)) { dev_warn(adev->dev, "Wait for MC idle timedout !\n"); } - gmc_v8_0_mc_resume(adev, &save); WREG32(mmBIF_FB_EN, BIF_FB_EN__FB_READ_EN_MASK | BIF_FB_EN__FB_WRITE_EN_MASK);