diff options
| author |   Joonas Lahtinen <joonas.lahtinen@linux.intel.com> | 2020-04-16 14:35:16 +0300 |
|---|---|---|
| committer | Joonas Lahtinen <joonas.lahtinen@linux.intel.com> | 2020-04-16 14:35:16 +0300 |
| commit | 2b703bbda2713fd2a7d98029ea6c44f9c3159f34 (patch) | |
| tree | 00aabbb35186a4541ccccf89dead04e251d0541d /drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c | |
| parent | drm/i915: HDCP: fix Ri prime check done during link check (diff) | |
| parent | Linux 5.7-rc1 (diff) | |
| download | wireguard-linux-2b703bbda2713fd2a7d98029ea6c44f9c3159f34.tar.xz wireguard-linux-2b703bbda2713fd2a7d98029ea6c44f9c3159f34.zip | |
Merge drm/drm-next into drm-intel-next-queued
Backmerging in order to pull "topic/phy-compliance".
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c index 50dff69a0f6e..b1172d93c99c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c @@ -192,30 +192,35 @@ static bool amdgpu_read_bios_from_rom(struct amdgpu_device *adev) static bool amdgpu_read_platform_bios(struct amdgpu_device *adev) { - uint8_t __iomem *bios; - size_t size; + phys_addr_t rom = adev->pdev->rom; + size_t romlen = adev->pdev->romlen; + void __iomem *bios; adev->bios = NULL; - bios = pci_platform_rom(adev->pdev, &size); - if (!bios) { + if (!rom || romlen == 0) return false; - } - adev->bios = kzalloc(size, GFP_KERNEL); - if (adev->bios == NULL) + adev->bios = kzalloc(romlen, GFP_KERNEL); + if (!adev->bios) return false; - memcpy_fromio(adev->bios, bios, size); + bios = ioremap(rom, romlen); + if (!bios) + goto free_bios; - if (!check_atom_bios(adev->bios, size)) { - kfree(adev->bios); - return false; - } + memcpy_fromio(adev->bios, bios, romlen); + iounmap(bios); - adev->bios_size = size; + if (!check_atom_bios(adev->bios, romlen)) + goto free_bios; + + adev->bios_size = romlen; return true; +free_bios: + kfree(adev->bios); + return false; } #ifdef CONFIG_ACPI |