[Intel-gfx] [PATCH] drm/i915/guc: add the GSC CS to the GuC capture list

[Teres Alexis, Alan Previn]

I'm assuming that you have verified that the GuC ADS code is calling for the registration of the GSC capture register
list accordingly and for the correct tile. That said:

Reviewed-by: Alan Previn <alan.previn.teres.alexis at intel.com>

On Thu, 2022-11-10 at 16:18 -0800, Ceraolo Spurio, Daniele wrote:
> For the GSC engine we only want to capture the instance regs.
> 
> Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
> Cc: Alan Previn <alan.previn.teres.alexis at intel.com>
> ---
>  drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c
> index 4e6dca707d94..1d49a7ec0bd8 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c
> @@ -132,6 +132,11 @@ static const struct __guc_mmio_reg_descr xe_lpd_blt_inst_regs[] = {
>  	COMMON_BASE_ENGINE_INSTANCE,
>  };
>  
> +/* XE_LPD - GSC Per-Engine-Instance */
> +static const struct __guc_mmio_reg_descr xe_lpd_gsc_inst_regs[] = {
> +	COMMON_BASE_ENGINE_INSTANCE,
> +};
> +
>  /* GEN9 - Global */
>  static const struct __guc_mmio_reg_descr default_global_regs[] = {
>  	COMMON_BASE_GLOBAL,
> @@ -177,6 +182,8 @@ static struct __guc_mmio_reg_descr_group default_lists[] = {
>  	MAKE_REGLIST(xe_lpd_vec_inst_regs, PF, ENGINE_INSTANCE, GUC_VIDEOENHANCE_CLASS),
>  	MAKE_REGLIST(empty_regs_list, PF, ENGINE_CLASS, GUC_BLITTER_CLASS),
>  	MAKE_REGLIST(xe_lpd_blt_inst_regs, PF, ENGINE_INSTANCE, GUC_BLITTER_CLASS),
> +	MAKE_REGLIST(empty_regs_list, PF, ENGINE_CLASS, GUC_GSC_OTHER_CLASS),
> +	MAKE_REGLIST(xe_lpd_gsc_inst_regs, PF, ENGINE_INSTANCE, GUC_GSC_OTHER_CLASS),
>  	{}
>  };
>  
> @@ -192,6 +199,8 @@ static const struct __guc_mmio_reg_descr_group xe_lpd_lists[] = {
>  	MAKE_REGLIST(xe_lpd_vec_inst_regs, PF, ENGINE_INSTANCE, GUC_VIDEOENHANCE_CLASS),
>  	MAKE_REGLIST(empty_regs_list, PF, ENGINE_CLASS, GUC_BLITTER_CLASS),
>  	MAKE_REGLIST(xe_lpd_blt_inst_regs, PF, ENGINE_INSTANCE, GUC_BLITTER_CLASS),
> +	MAKE_REGLIST(empty_regs_list, PF, ENGINE_CLASS, GUC_GSC_OTHER_CLASS),
> +	MAKE_REGLIST(xe_lpd_gsc_inst_regs, PF, ENGINE_INSTANCE, GUC_GSC_OTHER_CLASS),
>  	{}
>  };
>  
> @@ -454,6 +463,8 @@ __stringify_engclass(u32 class)
>  		return "Blitter";
>  	case GUC_COMPUTE_CLASS:
>  		return "Compute";
> +	case GUC_GSC_OTHER_CLASS:
> +		return "GSC-Other";
>  	default:
>  		break;
>  	}
> -- 
> 2.37.3
>