Re: [PATCH 3/5] drm/i915/icl/guc: Define the GuC firmware version for Icelake

[John Spotswood <john.a.spotswood@intel.com>]

On Fri, 2018-04-27 at 14:31 -0700, Oscar Mateo wrote:
> A GuC firmware for Icelake is now available. Let's use it.
> 
> v2: Split out the Cannonlake stuff in a separate patch (Michal)
> 
> v3: Rebased
> 
> v4:
>   - Rebased
>   - Split out MODULE_FIRMWARE so we don't accidentally push it
>     before linux-firmware (Joonas)
> 
> v5: Use the latest firmware (v23.120)
> v6: Use the latest firmware (v26.171)
> v7: Rebased (remove guc-core-family)
> v8: Use the latest firmware (v27.182)
> 
> Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
> Cc: John Spotswood <john.a.spotswood@intel.com>
> Cc: Tony Ye <tony.ye@intel.com>
> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
> Signed-off-by: Michel Thierry <michel.thierry@intel.com>
> Signed-off-by: Oscar Mateo <oscar.mateo@intel.com>
> ---
>  drivers/gpu/drm/i915/intel_guc_fw.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/intel_guc_fw.c
> b/drivers/gpu/drm/i915/intel_guc_fw.c
> index a9e6fcc..c5c5dd8 100644
> --- a/drivers/gpu/drm/i915/intel_guc_fw.c
> +++ b/drivers/gpu/drm/i915/intel_guc_fw.c
> @@ -39,6 +39,9 @@
>  #define KBL_FW_MAJOR 9
>  #define KBL_FW_MINOR 39
>  
> +#define ICL_FW_MAJOR 27
> +#define ICL_FW_MINOR 182

This version will not be released, so why is this being added here?

> +
>  #define GUC_FW_PATH(platform, major, minor) \
>         "i915/" __stringify(platform) "_guc_ver" __stringify(major)
> "_" __stringify(minor) ".bin"
>  
> @@ -51,6 +54,8 @@
>  #define I915_KBL_GUC_UCODE GUC_FW_PATH(kbl, KBL_FW_MAJOR,
> KBL_FW_MINOR)
>  MODULE_FIRMWARE(I915_KBL_GUC_UCODE);
>  
> +#define I915_ICL_GUC_UCODE GUC_FW_PATH(icl, ICL_FW_MAJOR,
> ICL_FW_MINOR)
> +
>  static void guc_fw_select(struct intel_uc_fw *guc_fw)
>  {
>  	struct intel_guc *guc = container_of(guc_fw, struct
> intel_guc, fw);
> @@ -77,6 +82,10 @@ static void guc_fw_select(struct intel_uc_fw
> *guc_fw)
>  		guc_fw->path = I915_KBL_GUC_UCODE;
>  		guc_fw->major_ver_wanted = KBL_FW_MAJOR;
>  		guc_fw->minor_ver_wanted = KBL_FW_MINOR;
> +	} else if (IS_ICELAKE(dev_priv)) {
> +		guc_fw->path = I915_ICL_GUC_UCODE;
> +		guc_fw->major_ver_wanted = ICL_FW_MAJOR;
> +		guc_fw->minor_ver_wanted = ICL_FW_MINOR;
>  	} else {
>  		DRM_WARN("%s: No firmware known for this
> platform!\n",
>  			 intel_uc_fw_type_repr(guc_fw->type));
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