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  • Ben Hutchings's avatar
    radeon: Use request_firmware() · 70967ab9
    Ben Hutchings authored
    
    
    Loosely based on a patch by
    Jaswinder Singh Rajput <jaswinderlinux@gmail.com>.
    
    KMS support by Dave Airlie <airlied@redhat.com>.
    
    For Radeon 100- to 500-series, firmware blobs look like:
        struct {
            __be32 datah;
            __be32 datal;
        } cp_ucode[256];
    
    For Radeon 600-series, there are two separate firmware blobs:
        __be32 me_ucode[PM4_UCODE_SIZE * 3];
        __be32 pfp_ucode[PFP_UCODE_SIZE];
    
    For Radeon 700-series, likewise:
        __be32 me_ucode[R700_PM4_UCODE_SIZE];
        __be32 pfp_ucode[R700_PFP_UCODE_SIZE];
    
    Signed-off-by: default avatarBen Hutchings <ben@decadent.org.uk>
    Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
    70967ab9