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b1dcfe6205
The latest released firmware supports reading firmware interface version from registers directly. The driver's probe routine reads the major and minor version numbers. If the firmware interface is not compatible with the driver, the driver's probe routine returns failure. Co-developed-by: Min Ma <min.ma@amd.com> Signed-off-by: Min Ma <min.ma@amd.com> Reviewed-by: Mario Limonciello <mario.limonciello@amd.com> Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Signed-off-by: Lizhi Hou <lizhi.hou@amd.com> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20241213232933.1545388-5-lizhi.hou@amd.com