[Intel-gfx] [PATCH 05/21] drm/i915/guc: Update sample-forcewake command

Daniele Ceraolo Spurio daniele.ceraolospurio at intel.com
Wed Aug 29 21:52:26 UTC 2018



On 29/08/18 12:10, Michal Wajdeczko wrote:
> Action ID of this command has been changed in GuC firmware.
> 

the commit message of patch 1 says we need to use this command even if 
GuC submission is disabled, which is still a supported config on gen9. 
However, won't changing the value make the H2G fail, since gen9 FW still 
uses the old define?

Daniele

> Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
> Cc: John Spotswood <john.a.spotswood at intel.com>
> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
> Cc: Michel Thierry <michel.thierry at intel.com>
> ---
>   drivers/gpu/drm/i915/intel_guc_fwif.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_guc_fwif.h b/drivers/gpu/drm/i915/intel_guc_fwif.h
> index 7070e36..963da91 100644
> --- a/drivers/gpu/drm/i915/intel_guc_fwif.h
> +++ b/drivers/gpu/drm/i915/intel_guc_fwif.h
> @@ -659,7 +659,6 @@ enum intel_guc_action {
>   	INTEL_GUC_ACTION_DEFAULT = 0x0,
>   	INTEL_GUC_ACTION_REQUEST_PREEMPTION = 0x2,
>   	INTEL_GUC_ACTION_REQUEST_ENGINE_RESET = 0x3,
> -	INTEL_GUC_ACTION_SAMPLE_FORCEWAKE = 0x6,
>   	INTEL_GUC_ACTION_ALLOCATE_DOORBELL = 0x10,
>   	INTEL_GUC_ACTION_DEALLOCATE_DOORBELL = 0x20,
>   	INTEL_GUC_ACTION_LOG_BUFFER_FILE_FLUSH_COMPLETE = 0x30,
> @@ -667,6 +666,7 @@ enum intel_guc_action {
>   	INTEL_GUC_ACTION_ENTER_S_STATE = 0x501,
>   	INTEL_GUC_ACTION_EXIT_S_STATE = 0x502,
>   	INTEL_GUC_ACTION_SLPC_REQUEST = 0x3003,
> +	INTEL_GUC_ACTION_SAMPLE_FORCEWAKE = 0x3005,
>   	INTEL_GUC_ACTION_AUTHENTICATE_HUC = 0x4000,
>   	INTEL_GUC_ACTION_REGISTER_COMMAND_TRANSPORT_BUFFER = 0x4505,
>   	INTEL_GUC_ACTION_DEREGISTER_COMMAND_TRANSPORT_BUFFER = 0x4506,
> 


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