From: Alex Deucher Date: Tue, 24 Nov 2015 15:14:28 +0000 (-0500) Subject: drm/amdgpu: add a callback for reading the bios from the rom directly X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=7946b878038d5113262d6eae09ff22fb2956351f;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git drm/amdgpu: add a callback for reading the bios from the rom directly This is necessary when the vbios image is not directly accessible via the rom BAR or legacy vga location. Reviewed-by: Jammy Zhou Reviewed-by: Christian König Reviewed-by: Monk Liu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 251b14736de9..1799973e7744 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1826,6 +1826,8 @@ struct amdgpu_cu_info { */ struct amdgpu_asic_funcs { bool (*read_disabled_bios)(struct amdgpu_device *adev); + bool (*read_bios_from_rom)(struct amdgpu_device *adev, + u8 *bios, u32 length_bytes); int (*read_register)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 reg_offset, u32 *value); void (*set_vga_state)(struct amdgpu_device *adev, bool state); @@ -2232,6 +2234,7 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring) #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec)) #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev)) #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev)) +#define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l)) #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v))) #define amdgpu_asic_get_cu_info(adev, info) (adev)->asic_funcs->get_cu_info((adev), (info)) #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))