[Intel-gfx] [PATCH v3 01/19] drm/i915/guc: Change platform default GuC mode

[Sujaritha]

On 4/16/19 10:39 PM, Michal Wajdeczko wrote:
> Today our most desired GuC configuration is to only enable HuC
> if it is available and we really don't care about GuC submission.
> Change platform default GuC mode to match our desire.
>
> Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
> Cc: John Spotswood <john.a.spotswood at intel.com>
> Cc: Vinay Belgaumkar <vinay.belgaumkar at intel.com>
> Cc: Tony Ye <tony.ye at intel.com>
> Cc: Anusha Srivatsa <anusha.srivatsa at intel.com>
> Cc: Jeff Mcgee <jeff.mcgee at intel.com>
> Cc: Antonio Argenziano <antonio.argenziano at intel.com>
> Cc: Sujaritha Sundaresan <sujaritha.sundaresan at intel.com>
> ---
>   drivers/gpu/drm/i915/intel_uc.c | 6 ++----
>   1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
> index 25b80ffe71ad..2a56e2363888 100644
> --- a/drivers/gpu/drm/i915/intel_uc.c
> +++ b/drivers/gpu/drm/i915/intel_uc.c
> @@ -57,10 +57,8 @@ static int __get_platform_enable_guc(struct drm_i915_private *i915)
>   	struct intel_uc_fw *huc_fw = &i915->huc.fw;
>   	int enable_guc = 0;
>   
> -	/* Default is to enable GuC/HuC if we know their firmwares */
> -	if (intel_uc_fw_is_selected(guc_fw))
> -		enable_guc |= ENABLE_GUC_SUBMISSION;
> -	if (intel_uc_fw_is_selected(huc_fw))
> +	/* Default is to use HuC if we know GuC and HuC firmwares */
> +	if (intel_uc_fw_is_selected(guc_fw) && intel_uc_fw_is_selected(huc_fw))
>   		enable_guc |= ENABLE_GUC_LOAD_HUC;
>   
>   	/* Any platform specific fine-tuning can be done here */

Reviewed-by: Sujaritha Sundaresan<sujaritha.sundaresan at intel.com>

Regards,
Sujaritha

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