[PATCH v2] drm/amdgpu: update fw_load_type module parameter doc to match code

[Alex Deucher]

Applied.  Thanks!

On Mon, Nov 29, 2021 at 3:09 PM Yann Dirson <ydirson at free.fr> wrote:
>
> amdgpu_ucode_get_load_type() does not interpret this parameter as
> documented.  It is ignored for many ASIC types (which presumably
> only support one load_type), and when not ignored it is only used
> to force direct loading instead of PSP loading.  SMU loading is
> only available for ASICs for which the parameter is ignored.
>
> Signed-off-by: Yann Dirson <ydirson at free.fr>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 7 +++++--
>  1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> index ecdec75fdf69..64881068b115 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> @@ -315,9 +315,12 @@ module_param_named(dpm, amdgpu_dpm, int, 0444);
>
>  /**
>   * DOC: fw_load_type (int)
> - * Set different firmware loading type for debugging (0 = direct, 1 = SMU, 2 = PSP). The default is -1 (auto).
> + * Set different firmware loading type for debugging, if supported.
> + * Set to 0 to force direct loading if supported by the ASIC.  Set
> + * to -1 to select the default loading mode for the ASIC, as defined
> + * by the driver.  The default is -1 (auto).
>   */
> -MODULE_PARM_DESC(fw_load_type, "firmware loading type (0 = direct, 1 = SMU, 2 = PSP, -1 = auto)");
> +MODULE_PARM_DESC(fw_load_type, "firmware loading type (0 = force direct if supported, -1 = auto)");
>  module_param_named(fw_load_type, amdgpu_fw_load_type, int, 0444);
>
>  /**
> --
> 2.31.1
>