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authorEvan Quan <evan.quan@amd.com>2016-12-07 04:56:46 +0300
committerAlex Deucher <alexander.deucher@amd.com>2016-12-08 22:09:05 +0300
commita9f5db9ca7a92aa00af82b3d10416e34b31a9493 (patch)
tree9357b843471cd7e8584c19184d5db8819e1edae1 /drivers
parentff9d646017b9c7aaa5e33ef62d608309bb9fd91e (diff)
downloadlinux-a9f5db9ca7a92aa00af82b3d10416e34b31a9493.tar.xz
drm/amd/amdgpu: stored bios_size
It's necessary if we want to export vbios image out. Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net> Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Christian Koenig <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c6
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 29d3a914fc88..f31936b65a58 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1330,6 +1330,7 @@ struct amdgpu_device {
/* BIOS */
uint8_t *bios;
+ uint32_t bios_size;
bool is_atom_bios;
struct amdgpu_bo *stollen_vga_memory;
uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
index b7e2762fcdd2..4f973a9c7b87 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
@@ -74,6 +74,7 @@ static bool igp_read_bios_from_vram(struct amdgpu_device *adev)
iounmap(bios);
return false;
}
+ adev->bios_size = size;
memcpy_fromio(adev->bios, bios, size);
iounmap(bios);
return true;
@@ -103,6 +104,7 @@ bool amdgpu_read_bios(struct amdgpu_device *adev)
pci_unmap_rom(adev->pdev, bios);
return false;
}
+ adev->bios_size = size;
memcpy_fromio(adev->bios, bios, size);
pci_unmap_rom(adev->pdev, bios);
return true;
@@ -135,6 +137,7 @@ static bool amdgpu_read_bios_from_rom(struct amdgpu_device *adev)
DRM_ERROR("no memory to allocate for BIOS\n");
return false;
}
+ adev->bios_size = len;
/* read complete BIOS */
return amdgpu_asic_read_bios_from_rom(adev, adev->bios, len);
@@ -159,6 +162,7 @@ static bool amdgpu_read_platform_bios(struct amdgpu_device *adev)
if (adev->bios == NULL) {
return false;
}
+ adev->bios_size = size;
return true;
}
@@ -273,6 +277,7 @@ static bool amdgpu_atrm_get_bios(struct amdgpu_device *adev)
kfree(adev->bios);
return false;
}
+ adev->bios_size = size;
return true;
}
#else
@@ -334,6 +339,7 @@ static bool amdgpu_acpi_vfct_bios(struct amdgpu_device *adev)
}
adev->bios = kmemdup(&vbios->VbiosContent, vhdr->ImageLength, GFP_KERNEL);
+ adev->bios_size = vhdr->ImageLength;
ret = !!adev->bios;
out_unmap: