Re: [RESEND PATCH 1/1] drm/i915/glk: Add MODULE_FIRMWARE for Geminilake

[Jani Nikula <jani.nikula@linux.intel.com>]

On Wed, 11 Apr 2018, ianwmorrison@gmail.com wrote:
> From: Ian W MORRISON <ianwmorrison@gmail.com>
>
> As the Geminilake firmware is now merged to linux-firmware.git
> use MODUE_FIRMWARE to load the firmware.
>
> This removes the error message in the dmesg log: 
>
>     i915 0000:00:02.0: Direct firmware load for 
>         i915/glk_dmc_ver1_04.bin failed with error -2
>     i915 0000:00:02.0: Failed to load DMC firmware 
>         i915/glk_dmc_ver1_04.bin. Disabling runtime power management.
>     i915 0000:00:02.0: DMC firmware homepage:
>         https://01.org/linuxgraphics/downloads/firmware
>
> and now shows that the firmware has correctly loaded:
>
>     [drm] Finished loading DMC firmware i915/glk_dmc_ver1_04.bin (v1.4)
>
> Cc: stable@vger.kernel.org

NAK on indiscriminate Cc: stable. There are zero guarantees that older
kernels will work with whatever firmware you throw at them.

Anusha, Rodrigo, are we even ready to do this in our -next?


BR,
Jani.

PS. How is this a "RESEND"? I haven't seen this before.


> Signed-off-by: Ian W MORRISON <ianwmorrison@gmail.com>
> ---
>  drivers/gpu/drm/i915/intel_csr.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
> index 41e6c75a7f3c..f9550ea46c26 100644
> --- a/drivers/gpu/drm/i915/intel_csr.c
> +++ b/drivers/gpu/drm/i915/intel_csr.c
> @@ -35,6 +35,7 @@
>   */
>  
>  #define I915_CSR_GLK "i915/glk_dmc_ver1_04.bin"
> +MODULE_FIRMWARE(I915_CSR_GLK);
>  #define GLK_CSR_VERSION_REQUIRED	CSR_VERSION(1, 4)
>  
>  #define I915_CSR_CNL "i915/cnl_dmc_ver1_07.bin"

-- 
Jani Nikula, Intel Open Source Technology Center
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