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authorChristian König <christian.koenig@amd.com>2018-08-23 09:20:43 -0400
committerAlex Deucher <alexander.deucher@amd.com>2018-08-29 13:35:18 -0400
commit961c75cf203179d0c546722290bf4b1147e5feb1 (patch)
treee0aa2398b814eb1bfa752f2f4eaed428e53c816f /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
parentefa9a5ef10fbbf500e6b479359dde72947a9799e (diff)
drm/amdgpu: move amdgpu_device_(vram|gtt)_location
Move that into amdgpu_gmc.c since we are really deadling with GMC address space here. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c65
1 files changed, 0 insertions, 65 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index a20c13c6f6f1..93476b8c2e72 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -652,71 +652,6 @@ void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb)
652} 652}
653 653
654/** 654/**
655 * amdgpu_device_vram_location - try to find VRAM location
656 *
657 * @adev: amdgpu device structure holding all necessary informations
658 * @mc: memory controller structure holding memory informations
659 * @base: base address at which to put VRAM
660 *
661 * Function will try to place VRAM at base address provided
662 * as parameter.
663 */
664void amdgpu_device_vram_location(struct amdgpu_device *adev,
665 struct amdgpu_gmc *mc, u64 base)
666{
667 uint64_t limit = (uint64_t)amdgpu_vram_limit << 20;
668
669 mc->vram_start = base;
670 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
671 if (limit && limit < mc->real_vram_size)
672 mc->real_vram_size = limit;
673 dev_info(adev->dev, "VRAM: %lluM 0x%016llX - 0x%016llX (%lluM used)\n",
674 mc->mc_vram_size >> 20, mc->vram_start,
675 mc->vram_end, mc->real_vram_size >> 20);
676}
677
678/**
679 * amdgpu_device_gart_location - try to find GART location
680 *
681 * @adev: amdgpu device structure holding all necessary informations
682 * @mc: memory controller structure holding memory informations
683 *
684 * Function will place try to place GART before or after VRAM.
685 *
686 * If GART size is bigger than space left then we ajust GART size.
687 * Thus function will never fails.
688 */
689void amdgpu_device_gart_location(struct amdgpu_device *adev,
690 struct amdgpu_gmc *mc)
691{
692 u64 size_af, size_bf;
693
694 mc->gart_size += adev->pm.smu_prv_buffer_size;
695
696 size_af = adev->gmc.mc_mask - mc->vram_end;
697 size_bf = mc->vram_start;
698 if (size_bf > size_af) {
699 if (mc->gart_size > size_bf) {
700 dev_warn(adev->dev, "limiting GART\n");
701 mc->gart_size = size_bf;
702 }
703 mc->gart_start = 0;
704 } else {
705 if (mc->gart_size > size_af) {
706 dev_warn(adev->dev, "limiting GART\n");
707 mc->gart_size = size_af;
708 }
709 /* VCE doesn't like it when BOs cross a 4GB segment, so align
710 * the GART base on a 4GB boundary as well.
711 */
712 mc->gart_start = ALIGN(mc->vram_end + 1, 0x100000000ULL);
713 }
714 mc->gart_end = mc->gart_start + mc->gart_size - 1;
715 dev_info(adev->dev, "GART: %lluM 0x%016llX - 0x%016llX\n",
716 mc->gart_size >> 20, mc->gart_start, mc->gart_end);
717}
718
719/**
720 * amdgpu_device_resize_fb_bar - try to resize FB BAR 655 * amdgpu_device_resize_fb_bar - try to resize FB BAR
721 * 656 *
722 * @adev: amdgpu_device pointer 657 * @adev: amdgpu_device pointer