[PATCH 08/17] drm/amdgpu/gmc6: switch to using amdgpu_gmc_get_vbios_allocations

Alex Deucher alexdeucher at gmail.com
Wed Jul 29 17:34:30 UTC 2020


The new helper centralizes the logic in one place.

Reviewed-by: Felix Kuehling <Felix.Kuehling at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index 28ddb41a78c8..95a9117e9564 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -812,9 +812,6 @@ static unsigned gmc_v6_0_get_vbios_fb_size(struct amdgpu_device *adev)
 			REG_GET_FIELD(viewport, VIEWPORT_SIZE, VIEWPORT_WIDTH) *
 			4);
 	}
-	/* return 0 if the pre-OS buffer uses up most of vram */
-	if ((adev->gmc.real_vram_size - size) < (8 * 1024 * 1024))
-		return 0;
 	return size;
 }
 
@@ -862,7 +859,7 @@ static int gmc_v6_0_sw_init(void *handle)
 	if (r)
 		return r;
 
-	adev->gmc.stolen_vga_size = gmc_v6_0_get_vbios_fb_size(adev);
+	amdgpu_gmc_get_vbios_allocations(adev);
 
 	r = amdgpu_bo_init(adev);
 	if (r)
@@ -1136,6 +1133,7 @@ static const struct amdgpu_gmc_funcs gmc_v6_0_gmc_funcs = {
 	.set_prt = gmc_v6_0_set_prt,
 	.get_vm_pde = gmc_v6_0_get_vm_pde,
 	.get_vm_pte = gmc_v6_0_get_vm_pte,
+	.get_vbios_fb_size = gmc_v6_0_get_vbios_fb_size,
 };
 
 static const struct amdgpu_irq_src_funcs gmc_v6_0_irq_funcs = {
-- 
2.25.4



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