[PATCH v2 3/5] drm/i915/guc: Add GuC specific debug print wrappers

Michal Wajdeczko michal.wajdeczko at intel.com
Tue Nov 22 17:42:39 UTC 2022



On 18.11.2022 02:58, John.C.Harrison at Intel.com wrote:
> From: John Harrison <John.C.Harrison at Intel.com>
> 
> Create a set of GuC printers and start using them.
> 
> Signed-off-by: John Harrison <John.C.Harrison at Intel.com>
> ---
>  drivers/gpu/drm/i915/gt/uc/intel_guc.c        | 32 ++++------
>  drivers/gpu/drm/i915/gt/uc/intel_guc.h        | 35 +++++++++++
>  drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c    |  8 +--
>  .../gpu/drm/i915/gt/uc/intel_guc_capture.c    | 48 +++++---------
>  drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c     | 19 +++---
>  drivers/gpu/drm/i915/gt/uc/intel_guc_log.c    | 37 ++++++-----
>  drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c     |  7 +--
>  drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c   | 55 +++++++---------
>  .../gpu/drm/i915/gt/uc/intel_guc_submission.c | 62 +++++++++----------
>  drivers/gpu/drm/i915/gt/uc/selftest_guc.c     | 34 +++++-----
>  .../drm/i915/gt/uc/selftest_guc_hangcheck.c   | 22 +++----
>  .../drm/i915/gt/uc/selftest_guc_multi_lrc.c   | 10 +--
>  12 files changed, 179 insertions(+), 190 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c
> index 52aede324788e..d9972510ee29b 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c
> @@ -94,8 +94,8 @@ static void gen9_enable_guc_interrupts(struct intel_guc *guc)
>  	assert_rpm_wakelock_held(&gt->i915->runtime_pm);
>  
>  	spin_lock_irq(gt->irq_lock);
> -	WARN_ON_ONCE(intel_uncore_read(gt->uncore, GEN8_GT_IIR(2)) &
> -		     gt->pm_guc_events);
> +	guc_WARN_ON_ONCE(guc, intel_uncore_read(gt->uncore, GEN8_GT_IIR(2)) &
> +			 gt->pm_guc_events);
>  	gen6_gt_pm_enable_irq(gt, gt->pm_guc_events);
>  	spin_unlock_irq(gt->irq_lock);
>  
> @@ -339,7 +339,7 @@ static void guc_init_params(struct intel_guc *guc)
>  	params[GUC_CTL_DEVID] = guc_ctl_devid(guc);
>  
>  	for (i = 0; i < GUC_CTL_MAX_DWORDS; i++)
> -		DRM_DEBUG_DRIVER("param[%2d] = %#x\n", i, params[i]);
> +		guc_dbg(guc, "init param[%2d] = %#x\n", i, params[i]);
>  }
>  
>  /*
> @@ -451,7 +451,7 @@ int intel_guc_init(struct intel_guc *guc)
>  	intel_uc_fw_fini(&guc->fw);
>  out:
>  	intel_uc_fw_change_status(&guc->fw, INTEL_UC_FIRMWARE_INIT_FAIL);
> -	i915_probe_error(gt->i915, "failed with %d\n", ret);
> +	guc_probe_error(guc, "init failed with %d\n", ret);
>  	return ret;
>  }
>  
> @@ -484,7 +484,6 @@ void intel_guc_fini(struct intel_guc *guc)
>  int intel_guc_send_mmio(struct intel_guc *guc, const u32 *request, u32 len,
>  			u32 *response_buf, u32 response_buf_size)
>  {
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	struct intel_uncore *uncore = guc_to_gt(guc)->uncore;
>  	u32 header;
>  	int i;
> @@ -519,8 +518,7 @@ int intel_guc_send_mmio(struct intel_guc *guc, const u32 *request, u32 len,
>  					   10, 10, &header);
>  	if (unlikely(ret)) {
>  timeout:
> -		drm_err(&i915->drm, "mmio request %#x: no reply %x\n",
> -			request[0], header);
> +		guc_err(guc, "mmio request %#x: no reply %x\n", request[0], header);
>  		goto out;
>  	}
>  
> @@ -541,8 +539,7 @@ int intel_guc_send_mmio(struct intel_guc *guc, const u32 *request, u32 len,
>  	if (FIELD_GET(GUC_HXG_MSG_0_TYPE, header) == GUC_HXG_TYPE_NO_RESPONSE_RETRY) {
>  		u32 reason = FIELD_GET(GUC_HXG_RETRY_MSG_0_REASON, header);
>  
> -		drm_dbg(&i915->drm, "mmio request %#x: retrying, reason %u\n",
> -			request[0], reason);
> +		guc_dbg(guc, "mmio request %#x: retrying, reason %u\n", request[0], reason);
>  		goto retry;
>  	}
>  
> @@ -550,16 +547,14 @@ int intel_guc_send_mmio(struct intel_guc *guc, const u32 *request, u32 len,
>  		u32 hint = FIELD_GET(GUC_HXG_FAILURE_MSG_0_HINT, header);
>  		u32 error = FIELD_GET(GUC_HXG_FAILURE_MSG_0_ERROR, header);
>  
> -		drm_err(&i915->drm, "mmio request %#x: failure %x/%u\n",
> -			request[0], error, hint);
> +		guc_err(guc, "mmio request %#x: failure %x/%u\n", request[0], error, hint);
>  		ret = -ENXIO;
>  		goto out;
>  	}
>  
>  	if (FIELD_GET(GUC_HXG_MSG_0_TYPE, header) != GUC_HXG_TYPE_RESPONSE_SUCCESS) {
>  proto:
> -		drm_err(&i915->drm, "mmio request %#x: unexpected reply %#x\n",
> -			request[0], header);
> +		guc_err(guc, "mmio request %#x: unexpected reply %#x\n", request[0], header);
>  		ret = -EPROTO;
>  		goto out;
>  	}
> @@ -601,9 +596,9 @@ int intel_guc_to_host_process_recv_msg(struct intel_guc *guc,
>  	msg = payload[0] & guc->msg_enabled_mask;
>  
>  	if (msg & INTEL_GUC_RECV_MSG_CRASH_DUMP_POSTED)
> -		drm_err(&guc_to_gt(guc)->i915->drm, "Received early GuC crash dump notification!\n");
> +		guc_err(guc, "early notification: Crash dump!\n");
>  	if (msg & INTEL_GUC_RECV_MSG_EXCEPTION)
> -		drm_err(&guc_to_gt(guc)->i915->drm, "Received early GuC exception notification!\n");
> +		guc_err(guc, "early notification: Exception!\n");
>  
>  	return 0;
>  }
> @@ -657,7 +652,7 @@ int intel_guc_suspend(struct intel_guc *guc)
>  		 */
>  		ret = intel_guc_send_mmio(guc, action, ARRAY_SIZE(action), NULL, 0);
>  		if (ret)
> -			DRM_ERROR("GuC suspend: RESET_CLIENT action failed with error %d!\n", ret);
> +			guc_err(guc, "suspend: RESET_CLIENT action failed with error %d!\n", ret);
>  	}
>  
>  	/* Signal that the GuC isn't running. */
> @@ -832,12 +827,11 @@ static int __guc_action_self_cfg(struct intel_guc *guc, u16 key, u16 len, u64 va
>  
>  static int __guc_self_cfg(struct intel_guc *guc, u16 key, u16 len, u64 value)
>  {
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	int err = __guc_action_self_cfg(guc, key, len, value);
>  
>  	if (unlikely(err))
> -		i915_probe_error(i915, "Unsuccessful self-config (%pe) key %#hx value %#llx\n",
> -				 ERR_PTR(err), key, value);
> +		guc_probe_error(guc, "self-config; Unsuccessful (%pe) key %#hx value %#llx\n",

self-config:

> +				ERR_PTR(err), key, value);
>  	return err;
>  }
>  
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.h b/drivers/gpu/drm/i915/gt/uc/intel_guc.h
> index 1bb3f98292866..8c02d22bc7e82 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.h
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.h
> @@ -24,6 +24,41 @@
>  struct __guc_ads_blob;
>  struct intel_guc_state_capture;
>  
> +#define guc_err(_guc, _fmt, ...) \
> +	gt_err(guc_to_gt(_guc), "GuC " _fmt, ##__VA_ARGS__)
> +
> +#define guc_warn(_guc, _fmt, ...) \
> +	gt_warn(guc_to_gt(_guc), "GuC " _fmt, ##__VA_ARGS__)
> +
> +#define guc_notice(_guc, _fmt, ...) \
> +	gt_notice(guc_to_gt(_guc), "GuC " _fmt, ##__VA_ARGS__)
> +
> +#define guc_info(_guc, _fmt, ...) \
> +	gt_info(guc_to_gt(_guc), "GuC " _fmt, ##__VA_ARGS__)
> +
> +#define guc_dbg(_guc, _fmt, ...) \
> +	gt_dbg(guc_to_gt(_guc), "GuC " _fmt, ##__VA_ARGS__)
> +
> +#define guc_probe_error(_guc, _fmt, ...) \
> +	do { \
> +		if (i915_error_injected()) \
> +			guc_dbg(_guc, _fmt, ##__VA_ARGS__); \
> +		else \
> +			guc_err(_guc, _fmt, ##__VA_ARGS__); \
> +	} while (0)

use gt_probe_error ?

> +
> +#define guc_WARN_ON(_guc, _condition) \
> +	guc_WARN(_guc, _condition, "%s", "guc_WARN_ON(" __stringify(_condition) ")")
> +
> +#define guc_WARN_ON_ONCE(_guc, _condition) \
> +	guc_WARN_ONCE(_guc, _condition, "%s", "guc_WARN_ON_ONCE(" __stringify(_condition) ")")
> +
> +#define guc_WARN(_guc, _condition, _fmt, ...) \
> +	gt_WARN(guc_to_gt(_guc), _condition, "GuC " _fmt, ##__VA_ARGS__)
> +
> +#define guc_WARN_ONCE(_guc, _condition, _fmt, ...) \
> +	gt_WARN_ONCE(guc_to_gt(_guc), _condition, "GuC " _fmt, ##__VA_ARGS__)
> +
>  /**
>   * struct intel_guc - Top level structure of GuC.
>   *
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
> index a7f737c4792e2..fa9a31176b4a7 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
> @@ -427,7 +427,7 @@ static long guc_mmio_reg_state_create(struct intel_guc *guc)
>  
>  	guc->ads_regset = temp_set.storage;
>  
> -	drm_dbg(&guc_to_gt(guc)->i915->drm, "Used %zu KB for temporary ADS regset\n",
> +	guc_dbg(guc, "used %zu KB for temporary ADS regset\n",
>  		(temp_set.storage_max * sizeof(struct guc_mmio_reg)) >> 10);
>  
>  	return total * sizeof(struct guc_mmio_reg);
> @@ -621,8 +621,7 @@ static void guc_init_golden_context(struct intel_guc *guc)
>  
>  		engine = find_engine_state(gt, engine_class);
>  		if (!engine) {
> -			drm_err(&gt->i915->drm, "No engine state recorded for class %d!\n",
> -				engine_class);
> +			guc_err(guc, "No engine state recorded for class %d!\n", engine_class);
>  			ads_blob_write(guc, ads.eng_state_size[guc_class], 0);
>  			ads_blob_write(guc, ads.golden_context_lrca[guc_class], 0);
>  			continue;
> @@ -646,7 +645,6 @@ static int
>  guc_capture_prep_lists(struct intel_guc *guc)
>  {
>  	struct intel_gt *gt = guc_to_gt(guc);
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	u32 ads_ggtt, capture_offset, null_ggtt, total_size = 0;
>  	struct guc_gt_system_info local_info;
>  	struct iosys_map info_map;
> @@ -751,7 +749,7 @@ guc_capture_prep_lists(struct intel_guc *guc)
>  	}
>  
>  	if (guc->ads_capture_size && guc->ads_capture_size != PAGE_ALIGN(total_size))
> -		drm_warn(&i915->drm, "GuC->ADS->Capture alloc size changed from %d to %d\n",
> +		guc_warn(guc, "capture alloc size changed from %d to %d\n",
>  			 guc->ads_capture_size, PAGE_ALIGN(total_size));
>  
>  	return PAGE_ALIGN(total_size);
> 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 1d49a7ec0bd8f..a8876178da6ff 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c
> @@ -353,7 +353,6 @@ guc_capture_alloc_steered_lists_xe_hpg(struct intel_guc *guc,
>  				       u32 ipver)
>  {
>  	struct intel_gt *gt = guc_to_gt(guc);
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	struct sseu_dev_info *sseu;
>  	int slice, subslice, i, iter, num_steer_regs, num_tot_regs = 0;
>  	const struct __guc_mmio_reg_descr_group *list;
> @@ -402,7 +401,7 @@ guc_capture_alloc_steered_lists_xe_hpg(struct intel_guc *guc,
>  		}
>  	}
>  
> -	drm_dbg(&i915->drm, "GuC-capture found %d-ext-regs.\n", num_tot_regs);
> +	guc_dbg(guc, "capture found %d ext-regs.\n", num_tot_regs);
>  	guc->capture->extlists = extlists;
>  }
>  
> @@ -477,7 +476,6 @@ guc_capture_list_init(struct intel_guc *guc, u32 owner, u32 type, u32 classid,
>  		      struct guc_mmio_reg *ptr, u16 num_entries)
>  {
>  	u32 i = 0, j = 0;
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	const struct __guc_mmio_reg_descr_group *reglists = guc->capture->reglists;
>  	struct __guc_mmio_reg_descr_group *extlists = guc->capture->extlists;
>  	const struct __guc_mmio_reg_descr_group *match;
> @@ -509,8 +507,7 @@ guc_capture_list_init(struct intel_guc *guc, u32 owner, u32 type, u32 classid,
>  		}
>  	}
>  	if (i < num_entries)
> -		drm_dbg(&i915->drm, "GuC-capture: Init reglist short %d out %d.\n",
> -			(int)i, (int)num_entries);
> +		guc_dbg(guc, "capture: Init reglist short %d out %d.\n", i, num_entries);
>  
>  	return 0;
>  }
> @@ -540,12 +537,11 @@ guc_capture_getlistsize(struct intel_guc *guc, u32 owner, u32 type, u32 classid,
>  			size_t *size, bool is_purpose_est)
>  {
>  	struct intel_guc_state_capture *gc = guc->capture;
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	struct __guc_capture_ads_cache *cache = &gc->ads_cache[owner][type][classid];
>  	int num_regs;
>  
>  	if (!gc->reglists) {
> -		drm_warn(&i915->drm, "GuC-capture: No reglist on this device\n");
> +		guc_warn(guc, "capture: No reglist on this device\n");
>  		return -ENODEV;
>  	}
>  
> @@ -557,9 +553,9 @@ guc_capture_getlistsize(struct intel_guc *guc, u32 owner, u32 type, u32 classid,
>  	if (!is_purpose_est && owner == GUC_CAPTURE_LIST_INDEX_PF &&
>  	    !guc_capture_get_one_list(gc->reglists, owner, type, classid)) {
>  		if (type == GUC_CAPTURE_LIST_TYPE_GLOBAL)
> -			drm_warn(&i915->drm, "Missing GuC-Err-Cap reglist Global!\n");
> +			guc_warn(guc, "capture: Missing reglist: Global!\n");
>  		else
> -			drm_warn(&i915->drm, "Missing GuC-Err-Cap reglist %s(%u):%s(%u)!\n",
> +			guc_warn(guc, "capture: Missing reglist: %s(%u):%s(%u)!\n",
>  				 __stringify_type(type), type,
>  				 __stringify_engclass(classid), classid);
>  		return -ENODATA;
> @@ -592,7 +588,6 @@ intel_guc_capture_getlist(struct intel_guc *guc, u32 owner, u32 type, u32 classi
>  {
>  	struct intel_guc_state_capture *gc = guc->capture;
>  	struct __guc_capture_ads_cache *cache = &gc->ads_cache[owner][type][classid];
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	struct guc_debug_capture_list *listnode;
>  	int ret, num_regs;
>  	u8 *caplist, *tmp;
> @@ -623,7 +618,7 @@ intel_guc_capture_getlist(struct intel_guc *guc, u32 owner, u32 type, u32 classi
>  
>  	caplist = kzalloc(size, GFP_KERNEL);
>  	if (!caplist) {
> -		drm_dbg(&i915->drm, "GuC-capture: failed to alloc cached caplist");
> +		guc_dbg(guc, "capture: Failed to alloc cached caplist\n");
>  		return -ENOMEM;
>  	}
>  
> @@ -653,7 +648,6 @@ intel_guc_capture_getnullheader(struct intel_guc *guc,
>  				void **outptr, size_t *size)
>  {
>  	struct intel_guc_state_capture *gc = guc->capture;
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	int tmp = sizeof(u32) * 4;
>  	void *null_header;
>  
> @@ -665,7 +659,7 @@ intel_guc_capture_getnullheader(struct intel_guc *guc,
>  
>  	null_header = kzalloc(tmp, GFP_KERNEL);
>  	if (!null_header) {
> -		drm_dbg(&i915->drm, "GuC-capture: failed to alloc cached nulllist");
> +		guc_dbg(guc, "capture: Failed to alloc cached null list\n");
>  		return -ENOMEM;
>  	}
>  
> @@ -727,7 +721,6 @@ guc_capture_output_min_size_est(struct intel_guc *guc)
>  
>  static void check_guc_capture_size(struct intel_guc *guc)
>  {
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	int min_size = guc_capture_output_min_size_est(guc);
>  	int spare_size = min_size * GUC_CAPTURE_OVERBUFFER_MULTIPLIER;
>  	u32 buffer_size = intel_guc_log_section_size_capture(&guc->log);
> @@ -741,13 +734,13 @@ static void check_guc_capture_size(struct intel_guc *guc)
>  	 * INTEL_GUC_STATE_CAPTURE_EVENT_STATUS_NOSPACE.
>  	 */
>  	if (min_size < 0)
> -		drm_warn(&i915->drm, "Failed to calculate GuC error state capture buffer minimum size: %d!\n",
> +		guc_warn(guc, "error state capture buffer minimum size calculation failed: %d!\n",
>  			 min_size);
>  	else if (min_size > buffer_size)
> -		drm_warn(&i915->drm, "GuC error state capture buffer maybe small: %d < %d\n",
> +		guc_warn(guc, "error state capture buffer maybe small: %d < %d\n",
>  			 buffer_size, min_size);
>  	else if (spare_size > buffer_size)
> -		drm_dbg(&i915->drm, "GuC error state capture buffer lacks spare size: %d < %d (min = %d)\n",
> +		guc_dbg(guc, "error state capture buffer lacks spare size: %d < %d (min = %d)\n",
>  			buffer_size, spare_size, min_size);
>  }
>  
> @@ -848,7 +841,6 @@ static int
>  guc_capture_log_remove_dw(struct intel_guc *guc, struct __guc_capture_bufstate *buf,
>  			  u32 *dw)
>  {
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	int tries = 2;
>  	int avail = 0;
>  	u32 *src_data;
> @@ -865,7 +857,7 @@ guc_capture_log_remove_dw(struct intel_guc *guc, struct __guc_capture_bufstate *
>  			return 4;
>  		}
>  		if (avail)
> -			drm_dbg(&i915->drm, "GuC-Cap-Logs not dword aligned, skipping.\n");
> +			guc_dbg(guc, "capture: Log not dword aligned, skipping.\n");
>  		buf->rd = 0;
>  	}
>  
> @@ -1118,13 +1110,12 @@ static void
>  __guc_capture_create_prealloc_nodes(struct intel_guc *guc)
>  {
>  	struct __guc_capture_parsed_output *node = NULL;
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	int i;
>  
>  	for (i = 0; i < PREALLOC_NODES_MAX_COUNT; ++i) {
>  		node = guc_capture_alloc_one_node(guc);
>  		if (!node) {
> -			drm_warn(&i915->drm, "GuC Capture pre-alloc-cache failure\n");
> +			guc_warn(guc, "capture pre-alloc-cache failure\n");
>  			/* dont free the priors, use what we got and cleanup at shutdown */
>  			return;
>  		}
> @@ -1169,7 +1160,6 @@ guc_capture_create_prealloc_nodes(struct intel_guc *guc)
>  static int
>  guc_capture_extract_reglists(struct intel_guc *guc, struct __guc_capture_bufstate *buf)
>  {
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	struct guc_state_capture_group_header_t ghdr = {0};
>  	struct guc_state_capture_header_t hdr = {0};
>  	struct __guc_capture_parsed_output *node = NULL;
> @@ -1183,7 +1173,7 @@ guc_capture_extract_reglists(struct intel_guc *guc, struct __guc_capture_bufstat
>  	if (!i)
>  		return -ENODATA;
>  	if (i % sizeof(u32)) {
> -		drm_warn(&i915->drm, "GuC Capture new entries unaligned\n");
> +		guc_warn(guc, "capture new entries unaligned\n");
>  		ret = -EIO;
>  		goto bailout;
>  	}
> @@ -1301,8 +1291,7 @@ guc_capture_extract_reglists(struct intel_guc *guc, struct __guc_capture_bufstat
>  				break;
>  			}
>  			if (datatype != GUC_CAPTURE_LIST_TYPE_GLOBAL)
> -				drm_dbg(&i915->drm, "GuC Capture missing global dump: %08x!\n",
> -					datatype);
> +				guc_dbg(guc, "cpture missing global dump: %08x!\n", datatype);

typo

>  		}
>  		node->is_partial = is_partial;
>  		node->reginfo[datatype].vfid = FIELD_GET(CAP_HDR_CAPTURE_VFID, hdr.owner);
> @@ -1322,7 +1311,7 @@ guc_capture_extract_reglists(struct intel_guc *guc, struct __guc_capture_bufstat
>  
>  		numregs = FIELD_GET(CAP_HDR_NUM_MMIOS, hdr.num_mmios);
>  		if (numregs > guc->capture->max_mmio_per_node) {
> -			drm_dbg(&i915->drm, "GuC Capture list extraction clipped by prealloc!\n");
> +			guc_dbg(guc, "capture list extraction clipped by prealloc!\n");
>  			numregs = guc->capture->max_mmio_per_node;
>  		}
>  		node->reginfo[datatype].num_regs = numregs;
> @@ -1367,7 +1356,6 @@ static void __guc_capture_process_output(struct intel_guc *guc)
>  {
>  	unsigned int buffer_size, read_offset, write_offset, full_count;
>  	struct intel_uc *uc = container_of(guc, typeof(*uc), guc);
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	struct guc_log_buffer_state log_buf_state_local;
>  	struct guc_log_buffer_state *log_buf_state;
>  	struct __guc_capture_bufstate buf;
> @@ -1403,7 +1391,7 @@ static void __guc_capture_process_output(struct intel_guc *guc)
>  		write_offset = buffer_size;
>  	} else if (unlikely((read_offset > buffer_size) ||
>  			(write_offset > buffer_size))) {
> -		drm_err(&i915->drm, "invalid GuC log capture buffer state!\n");
> +		guc_err(guc, "capture: invalid buffer state!\n");
>  		/* copy whole buffer as offsets are unreliable */
>  		read_offset = 0;
>  		write_offset = buffer_size;
> @@ -1586,13 +1574,11 @@ void intel_guc_capture_get_matching_node(struct intel_gt *gt,
>  					 struct intel_context *ce)
>  {
>  	struct __guc_capture_parsed_output *n, *ntmp;
> -	struct drm_i915_private *i915;
>  	struct intel_guc *guc;
>  
>  	if (!gt || !ee || !ce)
>  		return;
>  
> -	i915 = gt->i915;
>  	guc = &gt->uc.guc;
>  	if (!guc->capture)
>  		return;
> @@ -1615,7 +1601,7 @@ void intel_guc_capture_get_matching_node(struct intel_gt *gt,
>  			return;
>  		}
>  	}
> -	drm_dbg(&i915->drm, "GuC capture can't match ee to node\n");
> +	guc_dbg(guc, "capture can't match ee to node\n");
>  }
>  
>  void intel_guc_capture_process(struct intel_guc *guc)
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c
> index 5b86b2e286e07..4a2811aa3d5e1 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c
> @@ -103,8 +103,9 @@ static inline bool guc_ready(struct intel_uncore *uncore, u32 *status)
>  	return uk_val == INTEL_GUC_LOAD_STATUS_READY;
>  }
>  
> -static int guc_wait_ucode(struct intel_uncore *uncore)
> +static int guc_wait_ucode(struct intel_gt *gt)
>  {
> +	struct intel_uncore *uncore = gt->uncore;
>  	u32 status;
>  	int ret;
>  
> @@ -127,12 +128,8 @@ static int guc_wait_ucode(struct intel_uncore *uncore)
>  	 */
>  	ret = wait_for(guc_ready(uncore, &status), 200);
>  	if (ret) {
> -		struct drm_device *drm = &uncore->i915->drm;
> -
> -		drm_info(drm, "GuC load failed: status = 0x%08X\n", status);
> -		drm_info(drm, "GuC load failed: status: Reset = %d, "
> -			"BootROM = 0x%02X, UKernel = 0x%02X, "
> -			"MIA = 0x%02X, Auth = 0x%02X\n",
> +		gt_info(gt, "GuC load failed: status = 0x%08X\n", status);
> +		gt_info(gt, "GuC load failed: status: Reset = %d, BootROM = 0x%02X, UKernel = 0x%02X, MIA = 0x%02X, Auth = 0x%02X\n",

hmm, these should be guc_info() not gt_info()

so instead of gt we should pass guc to guc_wait_ucode()

>  			REG_FIELD_GET(GS_MIA_IN_RESET, status),
>  			REG_FIELD_GET(GS_BOOTROM_MASK, status),
>  			REG_FIELD_GET(GS_UKERNEL_MASK, status),
> @@ -140,13 +137,13 @@ static int guc_wait_ucode(struct intel_uncore *uncore)
>  			REG_FIELD_GET(GS_AUTH_STATUS_MASK, status));
>  
>  		if ((status & GS_BOOTROM_MASK) == GS_BOOTROM_RSA_FAILED) {
> -			drm_info(drm, "GuC firmware signature verification failed\n");
> +			gt_info(gt, "GuC firmware signature verification failed\n");
>  			ret = -ENOEXEC;
>  		}
>  
>  		if (REG_FIELD_GET(GS_UKERNEL_MASK, status) == INTEL_GUC_LOAD_STATUS_EXCEPTION) {
> -			drm_info(drm, "GuC firmware exception. EIP: %#x\n",
> -				 intel_uncore_read(uncore, SOFT_SCRATCH(13)));
> +			gt_info(gt, "GuC firmware exception. EIP: %#x\n",
> +				intel_uncore_read(uncore, SOFT_SCRATCH(13)));
>  			ret = -ENXIO;
>  		}
>  	}
> @@ -194,7 +191,7 @@ int intel_guc_fw_upload(struct intel_guc *guc)
>  	if (ret)
>  		goto out;
>  
> -	ret = guc_wait_ucode(uncore);
> +	ret = guc_wait_ucode(gt);
>  	if (ret)
>  		goto out;
>  
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
> index 68331c538b0a7..8c9a020700b52 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
> @@ -39,7 +39,6 @@ struct guc_log_section {
>  static void _guc_log_init_sizes(struct intel_guc_log *log)
>  {
>  	struct intel_guc *guc = log_to_guc(log);
> -	struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
>  	static const struct guc_log_section sections[GUC_LOG_SECTIONS_LIMIT] = {
>  		{
>  			GUC_LOG_CRASH_MASK >> GUC_LOG_CRASH_SHIFT,
> @@ -82,12 +81,12 @@ static void _guc_log_init_sizes(struct intel_guc_log *log)
>  		}
>  
>  		if (!IS_ALIGNED(log->sizes[i].bytes, log->sizes[i].units))
> -			drm_err(&i915->drm, "Mis-aligned GuC log %s size: 0x%X vs 0x%X!",
> +			guc_err(guc, "log: Mis-aligned %s size: 0x%X vs 0x%X!\n",
>  				sections[i].name, log->sizes[i].bytes, log->sizes[i].units);
>  		log->sizes[i].count = log->sizes[i].bytes / log->sizes[i].units;
>  
>  		if (!log->sizes[i].count) {
> -			drm_err(&i915->drm, "Zero GuC log %s size!", sections[i].name);
> +			guc_err(guc, "log: zero %s size!\n", sections[i].name);
>  		} else {
>  			/* Size is +1 unit */
>  			log->sizes[i].count--;
> @@ -95,14 +94,14 @@ static void _guc_log_init_sizes(struct intel_guc_log *log)
>  
>  		/* Clip to field size */
>  		if (log->sizes[i].count > sections[i].max) {
> -			drm_err(&i915->drm, "GuC log %s size too large: %d vs %d!",
> +			guc_err(guc, "log: %s size too large: %d vs %d!\n",
>  				sections[i].name, log->sizes[i].count + 1, sections[i].max + 1);
>  			log->sizes[i].count = sections[i].max;
>  		}
>  	}
>  
>  	if (log->sizes[GUC_LOG_SECTIONS_CRASH].units != log->sizes[GUC_LOG_SECTIONS_DEBUG].units) {
> -		drm_err(&i915->drm, "Unit mis-match for GuC log crash and debug sections: %d vs %d!",
> +		guc_err(guc, "log: Unit mis-match for crash and debug sections: %d vs %d!\n",
>  			log->sizes[GUC_LOG_SECTIONS_CRASH].units,
>  			log->sizes[GUC_LOG_SECTIONS_DEBUG].units);
>  		log->sizes[GUC_LOG_SECTIONS_CRASH].units = log->sizes[GUC_LOG_SECTIONS_DEBUG].units;
> @@ -383,7 +382,7 @@ static void _guc_log_copy_debuglogs_for_relay(struct intel_guc_log *log)
>  
>  	mutex_lock(&log->relay.lock);
>  
> -	if (WARN_ON(!intel_guc_log_relay_created(log)))
> +	if (guc_WARN_ON(log_to_guc(log), !intel_guc_log_relay_created(log)))

hmm, is this WARN_ON really needed here?

>  		goto out_unlock;
>  
>  	/* Get the pointer to shared GuC log buffer */
> @@ -451,7 +450,7 @@ static void _guc_log_copy_debuglogs_for_relay(struct intel_guc_log *log)
>  			write_offset = buffer_size;
>  		} else if (unlikely((read_offset > buffer_size) ||
>  				    (write_offset > buffer_size))) {
> -			DRM_ERROR("invalid log buffer state\n");
> +			guc_err(log_to_guc(log), "log: invalid buffer state\n");
>  			/* copy whole buffer as offsets are unreliable */
>  			read_offset = 0;
>  			write_offset = buffer_size;
> @@ -520,7 +519,7 @@ void intel_guc_log_init_early(struct intel_guc_log *log)
>  static int guc_log_relay_create(struct intel_guc_log *log)
>  {
>  	struct intel_guc *guc = log_to_guc(log);
> -	struct drm_i915_private *dev_priv = guc_to_gt(guc)->i915;
> +	struct intel_gt *gt = guc_to_gt(guc);
>  	struct rchan *guc_log_relay_chan;
>  	size_t n_subbufs, subbuf_size;
>  	int ret;
> @@ -543,11 +542,11 @@ static int guc_log_relay_create(struct intel_guc_log *log)
>  	n_subbufs = 8;
>  
>  	guc_log_relay_chan = relay_open("guc_log",
> -					dev_priv->drm.primary->debugfs_root,
> +					gt->i915->drm.primary->debugfs_root,
>  					subbuf_size, n_subbufs,
> -					&relay_callbacks, dev_priv);
> +					&relay_callbacks, gt->i915);
>  	if (!guc_log_relay_chan) {
> -		DRM_ERROR("Couldn't create relay chan for GuC logging\n");
> +		guc_err(guc, "log: Failed to create relay chan\n");
>  
>  		ret = -ENOMEM;
>  		return ret;
> @@ -596,7 +595,7 @@ static u32 __get_default_log_level(struct intel_guc_log *log)
>  	}
>  
>  	if (i915->params.guc_log_level > GUC_LOG_LEVEL_MAX) {
> -		DRM_WARN("Incompatible option detected: %s=%d, %s!\n",
> +		guc_warn(guc, "log: Incompatible options detected: %s=%d, %s!\n",
>  			 "guc_log_level", i915->params.guc_log_level,
>  			 "verbosity too high");
>  		return (IS_ENABLED(CONFIG_DRM_I915_DEBUG) ||
> @@ -641,15 +640,15 @@ int intel_guc_log_create(struct intel_guc_log *log)
>  	log->buf_addr = vaddr;
>  
>  	log->level = __get_default_log_level(log);
> -	DRM_DEBUG_DRIVER("guc_log_level=%d (%s, verbose:%s, verbosity:%d)\n",
> -			 log->level, str_enabled_disabled(log->level),
> -			 str_yes_no(GUC_LOG_LEVEL_IS_VERBOSE(log->level)),
> -			 GUC_LOG_LEVEL_TO_VERBOSITY(log->level));
> +	guc_dbg(guc, "guc_log_level=%d (%s, verbose:%s, verbosity:%d)\n",
> +		log->level, str_enabled_disabled(log->level),
> +		str_yes_no(GUC_LOG_LEVEL_IS_VERBOSE(log->level)),
> +		GUC_LOG_LEVEL_TO_VERBOSITY(log->level));
>  
>  	return 0;
>  
>  err:
> -	DRM_ERROR("Failed to allocate or map GuC log buffer. %d\n", ret);
> +	guc_err(guc, "log: Failed to allocate or map buffer: %d\n", ret);
>  	return ret;
>  }
>  
> @@ -687,7 +686,7 @@ int intel_guc_log_set_level(struct intel_guc_log *log, u32 level)
>  					     GUC_LOG_LEVEL_IS_ENABLED(level),
>  					     GUC_LOG_LEVEL_TO_VERBOSITY(level));
>  	if (ret) {
> -		DRM_DEBUG_DRIVER("guc_log_control action failed %d\n", ret);
> +		guc_dbg(guc, "guc_log_control action failed %d\n", ret);
>  		goto out_unlock;
>  	}
>  
> @@ -905,7 +904,7 @@ int intel_guc_log_dump(struct intel_guc_log *log, struct drm_printer *p,
>  
>  	map = i915_gem_object_pin_map_unlocked(obj, I915_MAP_WC);
>  	if (IS_ERR(map)) {
> -		DRM_DEBUG("Failed to pin object\n");
> +		guc_dbg(guc, "log: Failed to pin buffer object\n");
>  		drm_puts(p, "(log data unaccessible)\n");
>  		free_page((unsigned long)page);
>  		return PTR_ERR(map);
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c
> index b5855091cf6a9..62f3b97111f64 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c
> @@ -70,13 +70,12 @@ static int __guc_rc_control(struct intel_guc *guc, bool enable)
>  
>  	ret = guc_action_control_gucrc(guc, enable);
>  	if (ret) {
> -		i915_probe_error(guc_to_gt(guc)->i915, "Failed to %s GuC RC (%pe)\n",
> -				 str_enable_disable(enable), ERR_PTR(ret));
> +		guc_probe_error(guc, "RC: Failed to %s: %pe\n",
> +				str_enable_disable(enable), ERR_PTR(ret));

in most cases we show error in () so it looks like:

	"GT0 GuC RC: Failed to enable (-ENOMEM)"

please don't change that

>  		return ret;
>  	}
>  
> -	drm_info(&gt->i915->drm, "GuC RC: %s\n",
> -		 str_enabled_disabled(enable));
> +	guc_info(guc, "RC %s\n", str_enabled_disabled(enable));
>  
>  	return 0;
>  }
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c
> index 63464933cbceb..b9ef0b4a123e1 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c
> @@ -171,14 +171,12 @@ static int guc_action_slpc_query(struct intel_guc *guc, u32 offset)
>  static int slpc_query_task_state(struct intel_guc_slpc *slpc)
>  {
>  	struct intel_guc *guc = slpc_to_guc(slpc);
> -	struct drm_i915_private *i915 = slpc_to_i915(slpc);
>  	u32 offset = intel_guc_ggtt_offset(guc, slpc->vma);
>  	int ret;
>  
>  	ret = guc_action_slpc_query(guc, offset);
>  	if (unlikely(ret))
> -		i915_probe_error(i915, "Failed to query task state (%pe)\n",
> -				 ERR_PTR(ret));
> +		guc_probe_error(guc, "SLPC: Failed to query task state (%pe)\n", ERR_PTR(ret));
>  
>  	drm_clflush_virt_range(slpc->vaddr, SLPC_PAGE_SIZE_BYTES);
>  
> @@ -188,15 +186,14 @@ static int slpc_query_task_state(struct intel_guc_slpc *slpc)
>  static int slpc_set_param(struct intel_guc_slpc *slpc, u8 id, u32 value)
>  {
>  	struct intel_guc *guc = slpc_to_guc(slpc);
> -	struct drm_i915_private *i915 = slpc_to_i915(slpc);
>  	int ret;
>  
>  	GEM_BUG_ON(id >= SLPC_MAX_PARAM);
>  
>  	ret = guc_action_slpc_set_param(guc, id, value);
>  	if (ret)
> -		i915_probe_error(i915, "Failed to set param %d to %u (%pe)\n",
> -				 id, value, ERR_PTR(ret));
> +		guc_probe_error(guc, "SLPC: Failed to set param %d to %u (%pe)\n",
> +				id, value, ERR_PTR(ret));
>  
>  	return ret;
>  }
> @@ -236,8 +233,7 @@ static int slpc_force_min_freq(struct intel_guc_slpc *slpc, u32 freq)
>  					SLPC_PARAM_GLOBAL_MIN_GT_UNSLICE_FREQ_MHZ,
>  					freq);
>  		if (ret)
> -			drm_notice(&i915->drm,
> -				   "Failed to send set_param for min freq(%d): (%d)\n",
> +			guc_notice(guc, "SLPC: Failed to send set_param for min freq(%d): (%d)\n",
>  				   freq, ret);
>  	}
>  
> @@ -267,7 +263,6 @@ static void slpc_boost_work(struct work_struct *work)
>  int intel_guc_slpc_init(struct intel_guc_slpc *slpc)
>  {
>  	struct intel_guc *guc = slpc_to_guc(slpc);
> -	struct drm_i915_private *i915 = slpc_to_i915(slpc);
>  	u32 size = PAGE_ALIGN(sizeof(struct slpc_shared_data));
>  	int err;
>  
> @@ -275,9 +270,8 @@ int intel_guc_slpc_init(struct intel_guc_slpc *slpc)
>  
>  	err = intel_guc_allocate_and_map_vma(guc, size, &slpc->vma, (void **)&slpc->vaddr);
>  	if (unlikely(err)) {
> -		i915_probe_error(i915,
> -				 "Failed to allocate SLPC struct (err=%pe)\n",
> -				 ERR_PTR(err));
> +		guc_probe_error(guc, "SLPC: Failed to allocate SLPC struct (err=%pe)\n",

while here, drop "err=" just leave "(%pe)"

Michal

> +				ERR_PTR(err));
>  		return err;
>  	}
>  
> @@ -338,7 +332,6 @@ static int guc_action_slpc_reset(struct intel_guc *guc, u32 offset)
>  
>  static int slpc_reset(struct intel_guc_slpc *slpc)
>  {
> -	struct drm_i915_private *i915 = slpc_to_i915(slpc);
>  	struct intel_guc *guc = slpc_to_guc(slpc);
>  	u32 offset = intel_guc_ggtt_offset(guc, slpc->vma);
>  	int ret;
> @@ -346,15 +339,14 @@ static int slpc_reset(struct intel_guc_slpc *slpc)
>  	ret = guc_action_slpc_reset(guc, offset);
>  
>  	if (unlikely(ret < 0)) {
> -		i915_probe_error(i915, "SLPC reset action failed (%pe)\n",
> -				 ERR_PTR(ret));
> +		guc_probe_error(guc, "SLPC: Reset action failed (%pe)\n", ERR_PTR(ret));
>  		return ret;
>  	}
>  
>  	if (!ret) {
>  		if (wait_for(slpc_is_running(slpc), SLPC_RESET_TIMEOUT_MS)) {
> -			i915_probe_error(i915, "SLPC not enabled! State = %s\n",
> -					 slpc_get_state_string(slpc));
> +			guc_probe_error(guc, "SLPC: Not enabled! State = %s\n",
> +					slpc_get_state_string(slpc));
>  			return -EIO;
>  		}
>  	}
> @@ -495,8 +487,8 @@ int intel_guc_slpc_set_min_freq(struct intel_guc_slpc *slpc, u32 val)
>  			     SLPC_PARAM_IGNORE_EFFICIENT_FREQUENCY,
>  			     val < slpc->rp1_freq);
>  	if (ret) {
> -		i915_probe_error(i915, "Failed to toggle efficient freq (%pe)\n",
> -				 ERR_PTR(ret));
> +		guc_probe_error(slpc_to_guc(slpc), "SLPC: Failed to toggle efficient freq (%pe)\n",
> +				ERR_PTR(ret));
>  		goto out;
>  	}
>  
> @@ -611,15 +603,12 @@ static int slpc_set_softlimits(struct intel_guc_slpc *slpc)
>  
>  static bool is_slpc_min_freq_rpmax(struct intel_guc_slpc *slpc)
>  {
> -	struct drm_i915_private *i915 = slpc_to_i915(slpc);
>  	int slpc_min_freq;
>  	int ret;
>  
>  	ret = intel_guc_slpc_get_min_freq(slpc, &slpc_min_freq);
>  	if (ret) {
> -		drm_err(&i915->drm,
> -			"Failed to get min freq: (%d)\n",
> -			ret);
> +		guc_err(slpc_to_guc(slpc), "SLPC: Failed to get min freq: (%d)\n", ret);
>  		return false;
>  	}
>  
> @@ -685,8 +674,7 @@ int intel_guc_slpc_override_gucrc_mode(struct intel_guc_slpc *slpc, u32 mode)
>  	with_intel_runtime_pm(&i915->runtime_pm, wakeref) {
>  		ret = slpc_set_param(slpc, SLPC_PARAM_PWRGATE_RC_MODE, mode);
>  		if (ret)
> -			drm_err(&i915->drm,
> -				"Override gucrc mode %d failed %d\n",
> +			guc_err(slpc_to_guc(slpc), "SLPC: Override gucrc mode %d failed %d\n",
>  				mode, ret);
>  	}
>  
> @@ -702,9 +690,7 @@ int intel_guc_slpc_unset_gucrc_mode(struct intel_guc_slpc *slpc)
>  	with_intel_runtime_pm(&i915->runtime_pm, wakeref) {
>  		ret = slpc_unset_param(slpc, SLPC_PARAM_PWRGATE_RC_MODE);
>  		if (ret)
> -			drm_err(&i915->drm,
> -				"Unsetting gucrc mode failed %d\n",
> -				ret);
> +			guc_err(slpc_to_guc(slpc), "SLPC: Unsetting gucrc mode failed %d\n", ret);
>  	}
>  
>  	return ret;
> @@ -726,6 +712,7 @@ int intel_guc_slpc_unset_gucrc_mode(struct intel_guc_slpc *slpc)
>  int intel_guc_slpc_enable(struct intel_guc_slpc *slpc)
>  {
>  	struct drm_i915_private *i915 = slpc_to_i915(slpc);
> +	struct intel_guc *guc = slpc_to_guc(slpc);
>  	int ret;
>  
>  	GEM_BUG_ON(!slpc->vma);
> @@ -734,8 +721,8 @@ int intel_guc_slpc_enable(struct intel_guc_slpc *slpc)
>  
>  	ret = slpc_reset(slpc);
>  	if (unlikely(ret < 0)) {
> -		i915_probe_error(i915, "SLPC Reset event returned (%pe)\n",
> -				 ERR_PTR(ret));
> +		guc_probe_error(guc, "SLPC: Reset event returned (%pe)\n",
> +				ERR_PTR(ret));
>  		return ret;
>  	}
>  
> @@ -753,16 +740,16 @@ int intel_guc_slpc_enable(struct intel_guc_slpc *slpc)
>  	/* Set SLPC max limit to RP0 */
>  	ret = slpc_use_fused_rp0(slpc);
>  	if (unlikely(ret)) {
> -		i915_probe_error(i915, "Failed to set SLPC max to RP0 (%pe)\n",
> -				 ERR_PTR(ret));
> +		guc_probe_error(guc, "SLPC: Failed to set max to RP0 (%pe)\n",
> +				ERR_PTR(ret));
>  		return ret;
>  	}
>  
>  	/* Revert SLPC min/max to softlimits if necessary */
>  	ret = slpc_set_softlimits(slpc);
>  	if (unlikely(ret)) {
> -		i915_probe_error(i915, "Failed to set SLPC softlimits (%pe)\n",
> -				 ERR_PTR(ret));
> +		guc_probe_error(guc, "SLPC: Failed to set softlimits (%pe)\n",
> +				ERR_PTR(ret));
>  		return ret;
>  	}
>  
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
> index 0a42f1807f52c..da8ab18aa4ce7 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
> @@ -1443,8 +1443,7 @@ static void guc_init_engine_stats(struct intel_guc *guc)
>  		int ret = guc_action_enable_usage_stats(guc);
>  
>  		if (ret)
> -			drm_err(&gt->i915->drm,
> -				"Failed to enable usage stats: %d!\n", ret);
> +			guc_err(guc, "Failed to enable usage stats: %d!\n", ret);
>  	}
>  }
>  
> @@ -3584,8 +3583,7 @@ static int guc_request_alloc(struct i915_request *rq)
>  		intel_context_sched_disable_unpin(ce);
>  	else if (intel_context_is_closed(ce))
>  		if (wait_for(context_close_done(ce), 1500))
> -			drm_warn(&guc_to_gt(guc)->i915->drm,
> -				 "timed out waiting on context sched close before realloc\n");
> +			guc_warn(guc, "timed out waiting on context sched close before realloc\n");
>  	/*
>  	 * Call pin_guc_id here rather than in the pinning step as with
>  	 * dma_resv, contexts can be repeatedly pinned / unpinned trashing the
> @@ -4350,7 +4348,7 @@ static int __guc_action_set_scheduling_policies(struct intel_guc *guc,
>  		return ret;
>  
>  	if (ret != policy->count) {
> -		drm_warn(&guc_to_gt(guc)->i915->drm, "GuC global scheduler policy processed %d of %d KLVs!",
> +		guc_warn(guc, "H2G: global scheduler policy processed %d of %d KLVs!\n",
>  			 ret, policy->count);
>  		if (ret > policy->count)
>  			return -EPROTO;
> @@ -4383,9 +4381,9 @@ static int guc_init_global_schedule_policy(struct intel_guc *guc)
>  
>  		ret = __guc_action_set_scheduling_policies(guc, &policy);
>  		if (ret)
> -			i915_probe_error(gt->i915,
> -					 "Failed to configure global scheduling policies: %pe!\n",
> -					 ERR_PTR(ret));
> +			guc_probe_error(guc,
> +					"Failed to configure global scheduling policies: %pe!\n",
> +					ERR_PTR(ret));
>  	}
>  
>  	return ret;
> @@ -4484,21 +4482,18 @@ g2h_context_lookup(struct intel_guc *guc, u32 ctx_id)
>  	struct intel_context *ce;
>  
>  	if (unlikely(ctx_id >= GUC_MAX_CONTEXT_ID)) {
> -		drm_err(&guc_to_gt(guc)->i915->drm,
> -			"Invalid ctx_id %u\n", ctx_id);
> +		guc_err(guc, "Invalid ctx_id %u\n", ctx_id);
>  		return NULL;
>  	}
>  
>  	ce = __get_context(guc, ctx_id);
>  	if (unlikely(!ce)) {
> -		drm_err(&guc_to_gt(guc)->i915->drm,
> -			"Context is NULL, ctx_id %u\n", ctx_id);
> +		guc_err(guc, "Context is NULL, ctx_id %u\n", ctx_id);
>  		return NULL;
>  	}
>  
>  	if (unlikely(intel_context_is_child(ce))) {
> -		drm_err(&guc_to_gt(guc)->i915->drm,
> -			"Context is child, ctx_id %u\n", ctx_id);
> +		guc_err(guc, "Context is child, ctx_id %u\n", ctx_id);
>  		return NULL;
>  	}
>  
> @@ -4513,7 +4508,7 @@ int intel_guc_deregister_done_process_msg(struct intel_guc *guc,
>  	u32 ctx_id;
>  
>  	if (unlikely(len < 1)) {
> -		drm_err(&guc_to_gt(guc)->i915->drm, "Invalid length %u\n", len);
> +		guc_err(guc, "notification: Invalid length %u for deregister done\n", len);
>  		return -EPROTO;
>  	}
>  	ctx_id = msg[0];
> @@ -4565,7 +4560,7 @@ int intel_guc_sched_done_process_msg(struct intel_guc *guc,
>  	u32 ctx_id;
>  
>  	if (unlikely(len < 2)) {
> -		drm_err(&guc_to_gt(guc)->i915->drm, "Invalid length %u\n", len);
> +		guc_err(guc, "notification: Invalid length %u for sched done\n", len);
>  		return -EPROTO;
>  	}
>  	ctx_id = msg[0];
> @@ -4577,8 +4572,7 @@ int intel_guc_sched_done_process_msg(struct intel_guc *guc,
>  	if (unlikely(context_destroyed(ce) ||
>  		     (!context_pending_enable(ce) &&
>  		     !context_pending_disable(ce)))) {
> -		drm_err(&guc_to_gt(guc)->i915->drm,
> -			"Bad context sched_state 0x%x, ctx_id %u\n",
> +		guc_err(guc, "notification: Bad context sched_state 0x%x, ctx_id %u\n",
>  			ce->guc_state.sched_state, ctx_id);
>  		return -EPROTO;
>  	}
> @@ -4666,8 +4660,8 @@ static void guc_handle_context_reset(struct intel_guc *guc,
>  		capture_error_state(guc, ce);
>  		guc_context_replay(ce);
>  	} else {
> -		drm_info(&guc_to_gt(guc)->i915->drm,
> -			 "Ignoring context reset notification of exiting context 0x%04X on %s",
> +		guc_info(guc,
> +			 "Ignoring context reset notification of exiting context 0x%04X on %s\n",
>  			 ce->guc_id.id, ce->engine->name);
>  	}
>  }
> @@ -4680,7 +4674,7 @@ int intel_guc_context_reset_process_msg(struct intel_guc *guc,
>  	int ctx_id;
>  
>  	if (unlikely(len != 1)) {
> -		drm_err(&guc_to_gt(guc)->i915->drm, "Invalid length %u", len);
> +		guc_err(guc, "notification: Invalid length %u for context reset\n", len);
>  		return -EPROTO;
>  	}
>  
> @@ -4713,13 +4707,13 @@ int intel_guc_error_capture_process_msg(struct intel_guc *guc,
>  	u32 status;
>  
>  	if (unlikely(len != 1)) {
> -		drm_dbg(&guc_to_gt(guc)->i915->drm, "Invalid length %u", len);
> +		guc_err(guc, "notification: Invalid length %u for error capture\n", len);
>  		return -EPROTO;
>  	}
>  
>  	status = msg[0] & INTEL_GUC_STATE_CAPTURE_EVENT_STATUS_MASK;
>  	if (status == INTEL_GUC_STATE_CAPTURE_EVENT_STATUS_NOSPACE)
> -		drm_warn(&guc_to_gt(guc)->i915->drm, "G2H-Error capture no space");
> +		guc_warn(guc, "notification: Error capture buffer overflow\n");
>  
>  	intel_guc_capture_process(guc);
>  
> @@ -4762,13 +4756,12 @@ int intel_guc_engine_failure_process_msg(struct intel_guc *guc,
>  					 const u32 *msg, u32 len)
>  {
>  	struct intel_engine_cs *engine;
> -	struct intel_gt *gt = guc_to_gt(guc);
>  	u8 guc_class, instance;
>  	u32 reason;
>  	unsigned long flags;
>  
>  	if (unlikely(len != 3)) {
> -		drm_err(&gt->i915->drm, "Invalid length %u", len);
> +		guc_err(guc, "notification: Invalid length %u for engine failure\n", len);
>  		return -EPROTO;
>  	}
>  
> @@ -4778,8 +4771,8 @@ int intel_guc_engine_failure_process_msg(struct intel_guc *guc,
>  
>  	engine = intel_guc_lookup_engine(guc, guc_class, instance);
>  	if (unlikely(!engine)) {
> -		drm_err(&gt->i915->drm,
> -			"Invalid engine %d:%d", guc_class, instance);
> +		guc_err(guc, "notification: Invalid engine %d:%d for engine failure\n",
> +			guc_class, instance);
>  		return -EPROTO;
>  	}
>  
> @@ -4787,7 +4780,7 @@ int intel_guc_engine_failure_process_msg(struct intel_guc *guc,
>  	 * This is an unexpected failure of a hardware feature. So, log a real
>  	 * error message not just the informational that comes with the reset.
>  	 */
> -	drm_err(&gt->i915->drm, "GuC engine reset request failed on %d:%d (%s) because 0x%08X",
> +	guc_err(guc, "notification: Engine reset request failed on %d:%d (%s) because 0x%08X\n",
>  		guc_class, instance, engine->name, reason);
>  
>  	spin_lock_irqsave(&guc->submission_state.lock, flags);
> @@ -5297,6 +5290,7 @@ guc_create_virtual(struct intel_engine_cs **siblings, unsigned int count,
>  		   unsigned long flags)
>  {
>  	struct guc_virtual_engine *ve;
> +	struct intel_gt *gt;
>  	struct intel_guc *guc;
>  	unsigned int n;
>  	int err;
> @@ -5305,10 +5299,11 @@ guc_create_virtual(struct intel_engine_cs **siblings, unsigned int count,
>  	if (!ve)
>  		return ERR_PTR(-ENOMEM);
>  
> -	guc = &siblings[0]->gt->uc.guc;
> +	gt = siblings[0]->gt;
> +	guc = &gt->uc.guc;
>  
>  	ve->base.i915 = siblings[0]->i915;
> -	ve->base.gt = siblings[0]->gt;
> +	ve->base.gt = gt;
>  	ve->base.uncore = siblings[0]->uncore;
>  	ve->base.id = -1;
>  
> @@ -5336,8 +5331,7 @@ guc_create_virtual(struct intel_engine_cs **siblings, unsigned int count,
>  
>  		GEM_BUG_ON(!is_power_of_2(sibling->mask));
>  		if (sibling->mask & ve->base.mask) {
> -			DRM_DEBUG("duplicate %s entry in load balancer\n",
> -				  sibling->name);
> +			guc_dbg(guc, "Duplicate %s entry in load balancer\n", sibling->name);
>  			err = -EINVAL;
>  			goto err_put;
>  		}
> @@ -5346,8 +5340,8 @@ guc_create_virtual(struct intel_engine_cs **siblings, unsigned int count,
>  		ve->base.logical_mask |= sibling->logical_mask;
>  
>  		if (n != 0 && ve->base.class != sibling->class) {
> -			DRM_DEBUG("invalid mixing of engine class, sibling %d, already %d\n",
> -				  sibling->class, ve->base.class);
> +			guc_dbg(guc, "Invalid mixing of engine class, sibling %d, already %d\n",
> +				sibling->class, ve->base.class);
>  			err = -EINVAL;
>  			goto err_put;
>  		} else if (n == 0) {
> diff --git a/drivers/gpu/drm/i915/gt/uc/selftest_guc.c b/drivers/gpu/drm/i915/gt/uc/selftest_guc.c
> index e28518fe8b908..d588c32d65c54 100644
> --- a/drivers/gpu/drm/i915/gt/uc/selftest_guc.c
> +++ b/drivers/gpu/drm/i915/gt/uc/selftest_guc.c
> @@ -65,7 +65,7 @@ static int intel_guc_scrub_ctbs(void *arg)
>  		ce = intel_context_create(engine);
>  		if (IS_ERR(ce)) {
>  			ret = PTR_ERR(ce);
> -			drm_err(&gt->i915->drm, "Failed to create context, %d: %d\n", i, ret);
> +			gt_err(gt, "Failed to create context, %d: %d\n", i, ret);
>  			goto err;
>  		}
>  
> @@ -86,7 +86,7 @@ static int intel_guc_scrub_ctbs(void *arg)
>  
>  		if (IS_ERR(rq)) {
>  			ret = PTR_ERR(rq);
> -			drm_err(&gt->i915->drm, "Failed to create request, %d: %d\n", i, ret);
> +			gt_err(gt, "Failed to create request, %d: %d\n", i, ret);
>  			goto err;
>  		}
>  
> @@ -96,7 +96,7 @@ static int intel_guc_scrub_ctbs(void *arg)
>  	for (i = 0; i < 3; ++i) {
>  		ret = i915_request_wait(last[i], 0, HZ);
>  		if (ret < 0) {
> -			drm_err(&gt->i915->drm, "Last request failed to complete: %d\n", ret);
> +			gt_err(gt, "Last request failed to complete: %d\n", ret);
>  			goto err;
>  		}
>  		i915_request_put(last[i]);
> @@ -113,7 +113,7 @@ static int intel_guc_scrub_ctbs(void *arg)
>  	/* GT will not idle if G2H are lost */
>  	ret = intel_gt_wait_for_idle(gt, HZ);
>  	if (ret < 0) {
> -		drm_err(&gt->i915->drm, "GT failed to idle: %d\n", ret);
> +		gt_err(gt, "GT failed to idle: %d\n", ret);
>  		goto err;
>  	}
>  
> @@ -153,7 +153,7 @@ static int intel_guc_steal_guc_ids(void *arg)
>  
>  	ce = kcalloc(GUC_MAX_CONTEXT_ID, sizeof(*ce), GFP_KERNEL);
>  	if (!ce) {
> -		drm_err(&gt->i915->drm, "Context array allocation failed\n");
> +		guc_err(guc, "Context array allocation failed\n");
>  		return -ENOMEM;
>  	}
>  
> @@ -167,24 +167,24 @@ static int intel_guc_steal_guc_ids(void *arg)
>  	if (IS_ERR(ce[context_index])) {
>  		ret = PTR_ERR(ce[context_index]);
>  		ce[context_index] = NULL;
> -		drm_err(&gt->i915->drm, "Failed to create context: %d\n", ret);
> +		guc_err(guc, "Failed to create context: %d\n", ret);
>  		goto err_wakeref;
>  	}
>  	ret = igt_spinner_init(&spin, engine->gt);
>  	if (ret) {
> -		drm_err(&gt->i915->drm, "Failed to create spinner: %d\n", ret);
> +		guc_err(guc, "Failed to create spinner: %d\n", ret);
>  		goto err_contexts;
>  	}
>  	spin_rq = igt_spinner_create_request(&spin, ce[context_index],
>  					     MI_ARB_CHECK);
>  	if (IS_ERR(spin_rq)) {
>  		ret = PTR_ERR(spin_rq);
> -		drm_err(&gt->i915->drm, "Failed to create spinner request: %d\n", ret);
> +		guc_err(guc, "Failed to create spinner request: %d\n", ret);
>  		goto err_contexts;
>  	}
>  	ret = request_add_spin(spin_rq, &spin);
>  	if (ret) {
> -		drm_err(&gt->i915->drm, "Failed to add Spinner request: %d\n", ret);
> +		guc_err(guc, "Failed to add Spinner request: %d\n", ret);
>  		goto err_spin_rq;
>  	}
>  
> @@ -194,7 +194,7 @@ static int intel_guc_steal_guc_ids(void *arg)
>  		if (IS_ERR(ce[context_index])) {
>  			ret = PTR_ERR(ce[context_index--]);
>  			ce[context_index] = NULL;
> -			drm_err(&gt->i915->drm, "Failed to create context: %d\n", ret);
> +			guc_err(guc, "Failed to create context: %d\n", ret);
>  			goto err_spin_rq;
>  		}
>  
> @@ -203,7 +203,7 @@ static int intel_guc_steal_guc_ids(void *arg)
>  			ret = PTR_ERR(rq);
>  			rq = NULL;
>  			if (ret != -EAGAIN) {
> -				drm_err(&gt->i915->drm, "Failed to create request, %d: %d\n",
> +				guc_err(guc, "Failed to create request, %d: %d\n",
>  					context_index, ret);
>  				goto err_spin_rq;
>  			}
> @@ -218,7 +218,7 @@ static int intel_guc_steal_guc_ids(void *arg)
>  	igt_spinner_end(&spin);
>  	ret = intel_selftest_wait_for_rq(spin_rq);
>  	if (ret) {
> -		drm_err(&gt->i915->drm, "Spin request failed to complete: %d\n", ret);
> +		guc_err(guc, "Spin request failed to complete: %d\n", ret);
>  		i915_request_put(last);
>  		goto err_spin_rq;
>  	}
> @@ -230,7 +230,7 @@ static int intel_guc_steal_guc_ids(void *arg)
>  	ret = i915_request_wait(last, 0, HZ * 30);
>  	i915_request_put(last);
>  	if (ret < 0) {
> -		drm_err(&gt->i915->drm, "Last request failed to complete: %d\n", ret);
> +		guc_err(guc, "Last request failed to complete: %d\n", ret);
>  		goto err_spin_rq;
>  	}
>  
> @@ -238,7 +238,7 @@ static int intel_guc_steal_guc_ids(void *arg)
>  	rq = nop_user_request(ce[context_index], NULL);
>  	if (IS_ERR(rq)) {
>  		ret = PTR_ERR(rq);
> -		drm_err(&gt->i915->drm, "Failed to steal guc_id, %d: %d\n", context_index, ret);
> +		guc_err(guc, "Failed to steal guc_id, %d: %d\n", context_index, ret);
>  		goto err_spin_rq;
>  	}
>  
> @@ -246,20 +246,20 @@ static int intel_guc_steal_guc_ids(void *arg)
>  	ret = i915_request_wait(rq, 0, HZ);
>  	i915_request_put(rq);
>  	if (ret < 0) {
> -		drm_err(&gt->i915->drm, "Request with stolen guc_id failed to complete: %d\n", ret);
> +		guc_err(guc, "Request with stolen guc_id failed to complete: %d\n", ret);
>  		goto err_spin_rq;
>  	}
>  
>  	/* Wait for idle */
>  	ret = intel_gt_wait_for_idle(gt, HZ * 30);
>  	if (ret < 0) {
> -		drm_err(&gt->i915->drm, "GT failed to idle: %d\n", ret);
> +		guc_err(guc, "GT failed to idle: %d\n", ret);
>  		goto err_spin_rq;
>  	}
>  
>  	/* Verify a guc_id was stolen */
>  	if (guc->number_guc_id_stolen == number_guc_id_stolen) {
> -		drm_err(&gt->i915->drm, "No guc_id was stolen");
> +		guc_err(guc, "No guc_id was stolen\n");
>  		ret = -EINVAL;
>  	} else {
>  		ret = 0;
> diff --git a/drivers/gpu/drm/i915/gt/uc/selftest_guc_hangcheck.c b/drivers/gpu/drm/i915/gt/uc/selftest_guc_hangcheck.c
> index d91b58f704039..07018ec75c21f 100644
> --- a/drivers/gpu/drm/i915/gt/uc/selftest_guc_hangcheck.c
> +++ b/drivers/gpu/drm/i915/gt/uc/selftest_guc_hangcheck.c
> @@ -45,7 +45,7 @@ static int intel_hang_guc(void *arg)
>  
>  	ctx = kernel_context(gt->i915, NULL);
>  	if (IS_ERR(ctx)) {
> -		drm_err(&gt->i915->drm, "Failed get kernel context: %ld\n", PTR_ERR(ctx));
> +		gt_err(gt, "Failed get kernel context: %ld\n", PTR_ERR(ctx));
>  		return PTR_ERR(ctx);
>  	}
>  
> @@ -54,7 +54,7 @@ static int intel_hang_guc(void *arg)
>  	ce = intel_context_create(engine);
>  	if (IS_ERR(ce)) {
>  		ret = PTR_ERR(ce);
> -		drm_err(&gt->i915->drm, "Failed to create spinner request: %d\n", ret);
> +		gt_err(gt, "Failed to create spinner request: %d\n", ret);
>  		goto err;
>  	}
>  
> @@ -63,13 +63,13 @@ static int intel_hang_guc(void *arg)
>  	old_beat = engine->props.heartbeat_interval_ms;
>  	ret = intel_engine_set_heartbeat(engine, BEAT_INTERVAL);
>  	if (ret) {
> -		drm_err(&gt->i915->drm, "Failed to boost heatbeat interval: %d\n", ret);
> +		gt_err(gt, "Failed to boost heatbeat interval: %d\n", ret);
>  		goto err;
>  	}
>  
>  	ret = igt_spinner_init(&spin, engine->gt);
>  	if (ret) {
> -		drm_err(&gt->i915->drm, "Failed to create spinner: %d\n", ret);
> +		gt_err(gt, "Failed to create spinner: %d\n", ret);
>  		goto err;
>  	}
>  
> @@ -77,28 +77,28 @@ static int intel_hang_guc(void *arg)
>  	intel_context_put(ce);
>  	if (IS_ERR(rq)) {
>  		ret = PTR_ERR(rq);
> -		drm_err(&gt->i915->drm, "Failed to create spinner request: %d\n", ret);
> +		gt_err(gt, "Failed to create spinner request: %d\n", ret);
>  		goto err_spin;
>  	}
>  
>  	ret = request_add_spin(rq, &spin);
>  	if (ret) {
>  		i915_request_put(rq);
> -		drm_err(&gt->i915->drm, "Failed to add Spinner request: %d\n", ret);
> +		gt_err(gt, "Failed to add Spinner request: %d\n", ret);
>  		goto err_spin;
>  	}
>  
>  	ret = intel_reset_guc(gt);
>  	if (ret) {
>  		i915_request_put(rq);
> -		drm_err(&gt->i915->drm, "Failed to reset GuC, ret = %d\n", ret);
> +		gt_err(gt, "Failed to reset GuC, ret = %d\n", ret);
>  		goto err_spin;
>  	}
>  
>  	guc_status = intel_uncore_read(gt->uncore, GUC_STATUS);
>  	if (!(guc_status & GS_MIA_IN_RESET)) {
>  		i915_request_put(rq);
> -		drm_err(&gt->i915->drm, "GuC failed to reset: status = 0x%08X\n", guc_status);
> +		gt_err(gt, "GuC failed to reset: status = 0x%08X\n", guc_status);
>  		ret = -EIO;
>  		goto err_spin;
>  	}
> @@ -107,12 +107,12 @@ static int intel_hang_guc(void *arg)
>  	ret = intel_selftest_wait_for_rq(rq);
>  	i915_request_put(rq);
>  	if (ret) {
> -		drm_err(&gt->i915->drm, "Request failed to complete: %d\n", ret);
> +		gt_err(gt, "Request failed to complete: %d\n", ret);
>  		goto err_spin;
>  	}
>  
>  	if (i915_reset_count(global) == reset_count) {
> -		drm_err(&gt->i915->drm, "Failed to record a GPU reset\n");
> +		gt_err(gt, "Failed to record a GPU reset\n");
>  		ret = -EINVAL;
>  		goto err_spin;
>  	}
> @@ -132,7 +132,7 @@ static int intel_hang_guc(void *arg)
>  		ret = intel_selftest_wait_for_rq(rq);
>  		i915_request_put(rq);
>  		if (ret) {
> -			drm_err(&gt->i915->drm, "No-op failed to complete: %d\n", ret);
> +			gt_err(gt, "No-op failed to complete: %d\n", ret);
>  			goto err;
>  		}
>  	}
> diff --git a/drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c b/drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c
> index d17982c36d256..04e28735a2ee6 100644
> --- a/drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c
> +++ b/drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c
> @@ -115,30 +115,30 @@ static int __intel_guc_multi_lrc_basic(struct intel_gt *gt, unsigned int class)
>  
>  	parent = multi_lrc_create_parent(gt, class, 0);
>  	if (IS_ERR(parent)) {
> -		drm_err(&gt->i915->drm, "Failed creating contexts: %ld", PTR_ERR(parent));
> +		gt_err(gt, "Failed creating contexts: %ld", PTR_ERR(parent));
>  		return PTR_ERR(parent);
>  	} else if (!parent) {
> -		drm_dbg(&gt->i915->drm, "Not enough engines in class: %d", class);
> +		gt_dbg(gt, "Not enough engines in class: %d", class);
>  		return 0;
>  	}
>  
>  	rq = multi_lrc_nop_request(parent);
>  	if (IS_ERR(rq)) {
>  		ret = PTR_ERR(rq);
> -		drm_err(&gt->i915->drm, "Failed creating requests: %d", ret);
> +		gt_err(gt, "Failed creating requests: %d", ret);
>  		goto out;
>  	}
>  
>  	ret = intel_selftest_wait_for_rq(rq);
>  	if (ret)
> -		drm_err(&gt->i915->drm, "Failed waiting on request: %d", ret);
> +		gt_err(gt, "Failed waiting on request: %d", ret);
>  
>  	i915_request_put(rq);
>  
>  	if (ret >= 0) {
>  		ret = intel_gt_wait_for_idle(gt, HZ * 5);
>  		if (ret < 0)
> -			drm_err(&gt->i915->drm, "GT failed to idle: %d\n", ret);
> +			gt_err(gt, "GT failed to idle: %d\n", ret);
>  	}
>  
>  out:


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