[Intel-gfx] [PATCH v3 8/8] drm/i915/guc: Update GT/GuC messages in intel_uc.c

John Harrison john.c.harrison at intel.com
Mon Jan 30 17:45:12 UTC 2023


On 1/28/2023 11:59, Michal Wajdeczko wrote:
> Use new macros to have common prefix that also include GT#.
>
> v2: pass gt to print_fw_ver
> v3: prefer guc_dbg in suspend/resume logs
>
> Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
> Cc: John Harrison <John.C.Harrison at Intel.com>
Reviewed-by: John Harrison <John.C.Harrison at Intel.com>

> ---
>   drivers/gpu/drm/i915/gt/uc/intel_uc.c | 80 +++++++++++++--------------
>   1 file changed, 39 insertions(+), 41 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c
> index 9a8a1abf71d7..de7f987cf611 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c
> @@ -6,11 +6,13 @@
>   #include <linux/string_helpers.h>
>   
>   #include "gt/intel_gt.h"
> +#include "gt/intel_gt_print.h"
>   #include "gt/intel_reset.h"
>   #include "intel_gsc_fw.h"
>   #include "intel_gsc_uc.h"
>   #include "intel_guc.h"
>   #include "intel_guc_ads.h"
> +#include "intel_guc_print.h"
>   #include "intel_guc_submission.h"
>   #include "gt/intel_rps.h"
>   #include "intel_uc.h"
> @@ -67,14 +69,14 @@ static int __intel_uc_reset_hw(struct intel_uc *uc)
>   
>   	ret = intel_reset_guc(gt);
>   	if (ret) {
> -		DRM_ERROR("Failed to reset GuC, ret = %d\n", ret);
> +		gt_err(gt, "Failed to reset GuC, ret = %d\n", ret);
>   		return ret;
>   	}
>   
>   	guc_status = intel_uncore_read(gt->uncore, GUC_STATUS);
> -	WARN(!(guc_status & GS_MIA_IN_RESET),
> -	     "GuC status: 0x%x, MIA core expected to be in reset\n",
> -	     guc_status);
> +	gt_WARN(gt, !(guc_status & GS_MIA_IN_RESET),
> +		"GuC status: 0x%x, MIA core expected to be in reset\n",
> +		guc_status);
>   
>   	return ret;
>   }
> @@ -252,15 +254,13 @@ static int guc_enable_communication(struct intel_guc *guc)
>   	intel_guc_ct_event_handler(&guc->ct);
>   	spin_unlock_irq(gt->irq_lock);
>   
> -	drm_dbg(&i915->drm, "GuC communication enabled\n");
> +	guc_dbg(guc, "communication enabled\n");
>   
>   	return 0;
>   }
>   
>   static void guc_disable_communication(struct intel_guc *guc)
>   {
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
> -
>   	/*
>   	 * Events generated during or after CT disable are logged by guc in
>   	 * via mmio. Make sure the register is clear before disabling CT since
> @@ -280,11 +280,12 @@ static void guc_disable_communication(struct intel_guc *guc)
>   	 */
>   	guc_get_mmio_msg(guc);
>   
> -	drm_dbg(&i915->drm, "GuC communication disabled\n");
> +	guc_dbg(guc, "communication disabled\n");
>   }
>   
>   static void __uc_fetch_firmwares(struct intel_uc *uc)
>   {
> +	struct intel_gt *gt = uc_to_gt(uc);
>   	int err;
>   
>   	GEM_BUG_ON(!intel_uc_wants_guc(uc));
> @@ -293,15 +294,13 @@ static void __uc_fetch_firmwares(struct intel_uc *uc)
>   	if (err) {
>   		/* Make sure we transition out of transient "SELECTED" state */
>   		if (intel_uc_wants_huc(uc)) {
> -			drm_dbg(&uc_to_gt(uc)->i915->drm,
> -				"Failed to fetch GuC: %d disabling HuC\n", err);
> +			gt_dbg(gt, "Failed to fetch GuC fw (%pe) disabling HuC\n", ERR_PTR(err));
>   			intel_uc_fw_change_status(&uc->huc.fw,
>   						  INTEL_UC_FIRMWARE_ERROR);
>   		}
>   
>   		if (intel_uc_wants_gsc_uc(uc)) {
> -			drm_dbg(&uc_to_gt(uc)->i915->drm,
> -				"Failed to fetch GuC: %d disabling GSC\n", err);
> +			gt_dbg(gt, "Failed to fetch GuC fw (%pe) disabling GSC\n", ERR_PTR(err));
>   			intel_uc_fw_change_status(&uc->gsc.fw,
>   						  INTEL_UC_FIRMWARE_ERROR);
>   		}
> @@ -382,7 +381,7 @@ static int uc_init_wopcm(struct intel_uc *uc)
>   	int err;
>   
>   	if (unlikely(!base || !size)) {
> -		i915_probe_error(gt->i915, "Unsuccessful WOPCM partitioning\n");
> +		gt_probe_error(gt, "Unsuccessful WOPCM partitioning\n");
>   		return -E2BIG;
>   	}
>   
> @@ -413,13 +412,13 @@ static int uc_init_wopcm(struct intel_uc *uc)
>   	return 0;
>   
>   err_out:
> -	i915_probe_error(gt->i915, "Failed to init uC WOPCM registers!\n");
> -	i915_probe_error(gt->i915, "%s(%#x)=%#x\n", "DMA_GUC_WOPCM_OFFSET",
> -			 i915_mmio_reg_offset(DMA_GUC_WOPCM_OFFSET),
> -			 intel_uncore_read(uncore, DMA_GUC_WOPCM_OFFSET));
> -	i915_probe_error(gt->i915, "%s(%#x)=%#x\n", "GUC_WOPCM_SIZE",
> -			 i915_mmio_reg_offset(GUC_WOPCM_SIZE),
> -			 intel_uncore_read(uncore, GUC_WOPCM_SIZE));
> +	gt_probe_error(gt, "Failed to init uC WOPCM registers!\n");
> +	gt_probe_error(gt, "%s(%#x)=%#x\n", "DMA_GUC_WOPCM_OFFSET",
> +		       i915_mmio_reg_offset(DMA_GUC_WOPCM_OFFSET),
> +		       intel_uncore_read(uncore, DMA_GUC_WOPCM_OFFSET));
> +	gt_probe_error(gt, "%s(%#x)=%#x\n", "GUC_WOPCM_SIZE",
> +		       i915_mmio_reg_offset(GUC_WOPCM_SIZE),
> +		       intel_uncore_read(uncore, GUC_WOPCM_SIZE));
>   
>   	return err;
>   }
> @@ -449,20 +448,19 @@ static int __uc_check_hw(struct intel_uc *uc)
>   	return 0;
>   }
>   
> -static void print_fw_ver(struct intel_uc *uc, struct intel_uc_fw *fw)
> +static void print_fw_ver(struct intel_gt *gt, struct intel_uc_fw *fw)
>   {
> -	struct drm_i915_private *i915 = uc_to_gt(uc)->i915;
> -
> -	drm_info(&i915->drm, "%s firmware %s version %u.%u.%u\n",
> -		 intel_uc_fw_type_repr(fw->type), fw->file_selected.path,
> -		 fw->file_selected.ver.major,
> -		 fw->file_selected.ver.minor,
> -		 fw->file_selected.ver.patch);
> +	gt_info(gt, "%s firmware %s version %u.%u.%u\n",
> +		intel_uc_fw_type_repr(fw->type), fw->file_selected.path,
> +		fw->file_selected.ver.major,
> +		fw->file_selected.ver.minor,
> +		fw->file_selected.ver.patch);
>   }
>   
>   static int __uc_init_hw(struct intel_uc *uc)
>   {
> -	struct drm_i915_private *i915 = uc_to_gt(uc)->i915;
> +	struct intel_gt *gt = uc_to_gt(uc);
> +	struct drm_i915_private *i915 = gt->i915;
>   	struct intel_guc *guc = &uc->guc;
>   	struct intel_huc *huc = &uc->huc;
>   	int ret, attempts;
> @@ -470,10 +468,10 @@ static int __uc_init_hw(struct intel_uc *uc)
>   	GEM_BUG_ON(!intel_uc_supports_guc(uc));
>   	GEM_BUG_ON(!intel_uc_wants_guc(uc));
>   
> -	print_fw_ver(uc, &guc->fw);
> +	print_fw_ver(gt, &guc->fw);
>   
>   	if (intel_uc_uses_huc(uc))
> -		print_fw_ver(uc, &huc->fw);
> +		print_fw_ver(gt, &huc->fw);
>   
>   	if (!intel_uc_fw_is_loadable(&guc->fw)) {
>   		ret = __uc_check_hw(uc) ||
> @@ -514,8 +512,8 @@ static int __uc_init_hw(struct intel_uc *uc)
>   		if (ret == 0)
>   			break;
>   
> -		DRM_DEBUG_DRIVER("GuC fw load failed: %d; will reset and "
> -				 "retry %d more time(s)\n", ret, attempts);
> +		gt_dbg(gt, "GuC fw load failed (%pe) will reset and retry %d more time(s)\n",
> +		       ERR_PTR(ret), attempts);
>   	}
>   
>   	/* Did we succeded or run out of retries? */
> @@ -551,10 +549,10 @@ static int __uc_init_hw(struct intel_uc *uc)
>   
>   	intel_gsc_uc_load_start(&uc->gsc);
>   
> -	drm_info(&i915->drm, "GuC submission %s\n",
> -		 str_enabled_disabled(intel_uc_uses_guc_submission(uc)));
> -	drm_info(&i915->drm, "GuC SLPC %s\n",
> -		 str_enabled_disabled(intel_uc_uses_guc_slpc(uc)));
> +	gt_info(gt, "GuC submission %s\n",
> +		str_enabled_disabled(intel_uc_uses_guc_submission(uc)));
> +	gt_info(gt, "GuC SLPC %s\n",
> +		str_enabled_disabled(intel_uc_uses_guc_slpc(uc)));
>   
>   	return 0;
>   
> @@ -572,12 +570,12 @@ static int __uc_init_hw(struct intel_uc *uc)
>   	__uc_sanitize(uc);
>   
>   	if (!ret) {
> -		drm_notice(&i915->drm, "GuC is uninitialized\n");
> +		gt_notice(gt, "GuC is uninitialized\n");
>   		/* We want to run without GuC submission */
>   		return 0;
>   	}
>   
> -	i915_probe_error(i915, "GuC initialization failed %d\n", ret);
> +	gt_probe_error(gt, "GuC initialization failed %pe\n", ERR_PTR(ret));
>   
>   	/* We want to keep KMS alive */
>   	return -EIO;
> @@ -690,7 +688,7 @@ void intel_uc_suspend(struct intel_uc *uc)
>   	with_intel_runtime_pm(&uc_to_gt(uc)->i915->runtime_pm, wakeref) {
>   		err = intel_guc_suspend(guc);
>   		if (err)
> -			DRM_DEBUG_DRIVER("Failed to suspend GuC, err=%d", err);
> +			guc_dbg(guc, "Failed to suspend, %pe", ERR_PTR(err));
>   	}
>   }
>   
> @@ -718,7 +716,7 @@ static int __uc_resume(struct intel_uc *uc, bool enable_communication)
>   
>   	err = intel_guc_resume(guc);
>   	if (err) {
> -		DRM_DEBUG_DRIVER("Failed to resume GuC, err=%d", err);
> +		guc_dbg(guc, "Failed to resume, %pe", ERR_PTR(err));
>   		return err;
>   	}
>   



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