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* [PATCH 0/2] crypto: qat - add additional telemetry counter for GEN6 devices
@ 2025-07-25  9:09 Suman Kumar Chakraborty
  2025-07-25  9:09 ` [PATCH 1/2] crypto: qat - add ring buffer idle telemetry counter for GEN6 Suman Kumar Chakraborty
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Suman Kumar Chakraborty @ 2025-07-25  9:09 UTC (permalink / raw)
  To: herbert; +Cc: linux-crypto, qat-linux

This patch set adds support for telemetry command queue counters for QAT
GEN6 devices.

Vijay Sundar Selvamani (2):
  crypto: qat - add ring buffer idle telemetry counter for GEN6
  crypto: qat - add command queue telemetry counters for GEN6

 .../ABI/testing/debugfs-driver-qat_telemetry  |  27 +++++
 .../crypto/intel/qat/qat_common/adf_gen6_tl.c | 112 ++++++++++++++++++
 .../intel/qat/qat_common/adf_telemetry.c      |  19 +++
 .../intel/qat/qat_common/adf_telemetry.h      |   5 +
 .../intel/qat/qat_common/adf_tl_debugfs.c     |  52 ++++++++
 .../intel/qat/qat_common/adf_tl_debugfs.h     |   5 +
 6 files changed, 220 insertions(+)


base-commit: 035a6a74c627b300b5e23448c42c05830a525b6a
-- 
2.40.1


^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH 1/2] crypto: qat - add ring buffer idle telemetry counter for GEN6
  2025-07-25  9:09 [PATCH 0/2] crypto: qat - add additional telemetry counter for GEN6 devices Suman Kumar Chakraborty
@ 2025-07-25  9:09 ` Suman Kumar Chakraborty
  2025-07-25  9:09 ` [PATCH 2/2] crypto: qat - add command queue telemetry counters " Suman Kumar Chakraborty
  2025-08-16  9:31 ` [PATCH 0/2] crypto: qat - add additional telemetry counter for GEN6 devices Herbert Xu
  2 siblings, 0 replies; 4+ messages in thread
From: Suman Kumar Chakraborty @ 2025-07-25  9:09 UTC (permalink / raw)
  To: herbert; +Cc: linux-crypto, qat-linux

From: Vijay Sundar Selvamani <vijay.sundar.selvamani@intel.com>

Add a new performance counter that measures the average ring buffer idle
duration.

This metric is now included in the telemetry counters exposed via
debugfs for QAT GEN6 devices.

Update the documentation to reflect the new idle duration counter

Co-developed-by: George Abraham P <george.abraham.p@intel.com>
Signed-off-by: George Abraham P <george.abraham.p@intel.com>
Signed-off-by: Vijay Sundar Selvamani <vijay.sundar.selvamani@intel.com>
Signed-off-by: Suman Kumar Chakraborty <suman.kumar.chakraborty@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
---
 Documentation/ABI/testing/debugfs-driver-qat_telemetry | 1 +
 drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c      | 8 ++++++++
 drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h   | 1 +
 3 files changed, 10 insertions(+)

diff --git a/Documentation/ABI/testing/debugfs-driver-qat_telemetry b/Documentation/ABI/testing/debugfs-driver-qat_telemetry
index 0dfd8d97e169..53abf9275147 100644
--- a/Documentation/ABI/testing/debugfs-driver-qat_telemetry
+++ b/Documentation/ABI/testing/debugfs-driver-qat_telemetry
@@ -57,6 +57,7 @@ Description:	(RO) Reports device telemetry counters.
 		gp_lat_acc_avg		average get to put latency [ns]
 		bw_in			PCIe, write bandwidth [Mbps]
 		bw_out			PCIe, read bandwidth [Mbps]
+		re_acc_avg		average ring empty time [ns]
 		at_page_req_lat_avg	Address Translator(AT), average page
 					request latency [ns]
 		at_trans_lat_avg	AT, average page translation latency [ns]
diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c b/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c
index cf804f95838a..633b0c05fbdb 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c
@@ -57,6 +57,10 @@ static const struct adf_tl_dbg_counter dev_counters[] = {
 	/* Maximum uTLB used. */
 	ADF_TL_COUNTER(AT_MAX_UTLB_USED_NAME, ADF_TL_SIMPLE_COUNT,
 		       ADF_GEN6_TL_DEV_REG_OFF(reg_tl_at_max_utlb_used)),
+	/* Ring Empty average[ns] across all rings */
+	ADF_TL_COUNTER_LATENCY(RE_ACC_NAME, ADF_TL_COUNTER_NS_AVG,
+			       ADF_GEN6_TL_DEV_REG_OFF(reg_tl_re_acc),
+			       ADF_GEN6_TL_DEV_REG_OFF(reg_tl_re_cnt)),
 };
 
 /* Accelerator utilization counters */
@@ -122,6 +126,10 @@ static const struct adf_tl_dbg_counter rp_counters[] = {
 	/* Payload DevTLB miss rate. */
 	ADF_TL_COUNTER(AT_PAYLD_DTLB_MISS_NAME, ADF_TL_SIMPLE_COUNT,
 		       ADF_GEN6_TL_RP_REG_OFF(reg_tl_at_payld_devtlb_miss)),
+	/* Ring Empty average[ns]. */
+	ADF_TL_COUNTER_LATENCY(RE_ACC_NAME, ADF_TL_COUNTER_NS_AVG,
+			       ADF_GEN6_TL_RP_REG_OFF(reg_tl_re_acc),
+			       ADF_GEN6_TL_RP_REG_OFF(reg_tl_re_cnt)),
 };
 
 void adf_gen6_init_tl_data(struct adf_tl_hw_data *tl_data)
diff --git a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h
index 11cc9eae19b3..9efab3f76a3f 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h
+++ b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h
@@ -17,6 +17,7 @@ struct adf_accel_dev;
 #define LAT_ACC_NAME		"gp_lat_acc_avg"
 #define BW_IN_NAME		"bw_in"
 #define BW_OUT_NAME		"bw_out"
+#define RE_ACC_NAME		"re_acc_avg"
 #define PAGE_REQ_LAT_NAME	"at_page_req_lat_avg"
 #define AT_TRANS_LAT_NAME	"at_trans_lat_avg"
 #define AT_MAX_UTLB_USED_NAME	"at_max_tlb_used"
-- 
2.40.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [PATCH 2/2] crypto: qat - add command queue telemetry counters for GEN6
  2025-07-25  9:09 [PATCH 0/2] crypto: qat - add additional telemetry counter for GEN6 devices Suman Kumar Chakraborty
  2025-07-25  9:09 ` [PATCH 1/2] crypto: qat - add ring buffer idle telemetry counter for GEN6 Suman Kumar Chakraborty
@ 2025-07-25  9:09 ` Suman Kumar Chakraborty
  2025-08-16  9:31 ` [PATCH 0/2] crypto: qat - add additional telemetry counter for GEN6 devices Herbert Xu
  2 siblings, 0 replies; 4+ messages in thread
From: Suman Kumar Chakraborty @ 2025-07-25  9:09 UTC (permalink / raw)
  To: herbert; +Cc: linux-crypto, qat-linux

From: Vijay Sundar Selvamani <vijay.sundar.selvamani@intel.com>

Add slice-specific command queue counters for QAT GEN6 devices to monitor
utilization metrics, including wait time, execution duration, and release
events.

Update the documentation to reflect the new command queue counter
functionality.

Co-developed-by: George Abraham P <george.abraham.p@intel.com>
Signed-off-by: George Abraham P <george.abraham.p@intel.com>
Signed-off-by: Vijay Sundar Selvamani <vijay.sundar.selvamani@intel.com>
Signed-off-by: Suman Kumar Chakraborty <suman.kumar.chakraborty@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
---
 .../ABI/testing/debugfs-driver-qat_telemetry  |  26 +++++
 .../crypto/intel/qat/qat_common/adf_gen6_tl.c | 104 ++++++++++++++++++
 .../intel/qat/qat_common/adf_telemetry.c      |  19 ++++
 .../intel/qat/qat_common/adf_telemetry.h      |   5 +
 .../intel/qat/qat_common/adf_tl_debugfs.c     |  52 +++++++++
 .../intel/qat/qat_common/adf_tl_debugfs.h     |   4 +
 6 files changed, 210 insertions(+)

diff --git a/Documentation/ABI/testing/debugfs-driver-qat_telemetry b/Documentation/ABI/testing/debugfs-driver-qat_telemetry
index 53abf9275147..06097ee0f154 100644
--- a/Documentation/ABI/testing/debugfs-driver-qat_telemetry
+++ b/Documentation/ABI/testing/debugfs-driver-qat_telemetry
@@ -86,6 +86,32 @@ Description:	(RO) Reports device telemetry counters.
 		exec_cph<N>		execution count of Cipher slice N
 		util_ath<N>		utilization of Authentication slice N [%]
 		exec_ath<N>		execution count of Authentication slice N
+		cmdq_wait_cnv<N>	wait time for cmdq N to get Compression and verify
+					slice ownership
+		cmdq_exec_cnv<N>	Compression and verify slice execution time while
+					owned by cmdq N
+		cmdq_drain_cnv<N>	time taken for cmdq N to release Compression and
+					verify slice ownership
+		cmdq_wait_dcprz<N>	wait time for cmdq N to get Decompression
+					slice N ownership
+		cmdq_exec_dcprz<N>	Decompression slice execution time while
+					owned by cmdq N
+		cmdq_drain_dcprz<N>	time taken for cmdq N to release Decompression
+					slice ownership
+		cmdq_wait_pke<N>	wait time for cmdq N to get PKE slice ownership
+		cmdq_exec_pke<N>	PKE slice execution time while owned by cmdq N
+		cmdq_drain_pke<N>	time taken for cmdq N to release PKE slice
+					ownership
+		cmdq_wait_ucs<N>	wait time for cmdq N to get UCS slice ownership
+		cmdq_exec_ucs<N>	UCS slice execution time while owned by cmdq N
+		cmdq_drain_ucs<N>	time taken for cmdq N to release UCS slice
+					ownership
+		cmdq_wait_ath<N>	wait time for cmdq N to get Authentication slice
+					ownership
+		cmdq_exec_ath<N>	Authentication slice execution time while owned
+					by cmdq N
+		cmdq_drain_ath<N>	time taken for cmdq N to release Authentication
+					slice ownership
 		=======================	========================================
 
 		The telemetry report file can be read with the following command::
diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c b/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c
index 633b0c05fbdb..faa60b04c406 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c
@@ -21,6 +21,25 @@
 
 #define SLICE_IDX(sl) offsetof(struct icp_qat_fw_init_admin_slice_cnt, sl##_cnt)
 
+#define ADF_GEN6_TL_CMDQ_WAIT_COUNTER(_name)                     \
+	ADF_TL_COUNTER("cmdq_wait_" #_name, ADF_TL_SIMPLE_COUNT, \
+		       ADF_TL_CMDQ_REG_OFF(_name, reg_tm_cmdq_wait_cnt, gen6))
+#define ADF_GEN6_TL_CMDQ_EXEC_COUNTER(_name)                     \
+	ADF_TL_COUNTER("cmdq_exec_" #_name, ADF_TL_SIMPLE_COUNT, \
+		       ADF_TL_CMDQ_REG_OFF(_name, reg_tm_cmdq_exec_cnt, gen6))
+#define ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(_name)                            \
+	ADF_TL_COUNTER("cmdq_drain_" #_name, ADF_TL_SIMPLE_COUNT,        \
+		       ADF_TL_CMDQ_REG_OFF(_name, reg_tm_cmdq_drain_cnt, \
+					   gen6))
+
+#define CPR_QUEUE_COUNT		5
+#define DCPR_QUEUE_COUNT	3
+#define PKE_QUEUE_COUNT		1
+#define WAT_QUEUE_COUNT		7
+#define WCP_QUEUE_COUNT		7
+#define USC_QUEUE_COUNT		3
+#define ATH_QUEUE_COUNT		2
+
 /* Device level counters. */
 static const struct adf_tl_dbg_counter dev_counters[] = {
 	/* PCIe partial transactions. */
@@ -99,6 +118,80 @@ static const struct adf_tl_dbg_counter sl_exec_counters[ADF_TL_SL_CNT_COUNT] = {
 	[SLICE_IDX(ath)] = ADF_GEN6_TL_SL_EXEC_COUNTER(ath),
 };
 
+static const struct adf_tl_dbg_counter cnv_cmdq_counters[] = {
+	ADF_GEN6_TL_CMDQ_WAIT_COUNTER(cnv),
+	ADF_GEN6_TL_CMDQ_EXEC_COUNTER(cnv),
+	ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(cnv)
+};
+
+#define NUM_CMDQ_COUNTERS ARRAY_SIZE(cnv_cmdq_counters)
+
+static const struct adf_tl_dbg_counter dcprz_cmdq_counters[] = {
+	ADF_GEN6_TL_CMDQ_WAIT_COUNTER(dcprz),
+	ADF_GEN6_TL_CMDQ_EXEC_COUNTER(dcprz),
+	ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(dcprz)
+};
+
+static_assert(ARRAY_SIZE(dcprz_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter pke_cmdq_counters[] = {
+	ADF_GEN6_TL_CMDQ_WAIT_COUNTER(pke),
+	ADF_GEN6_TL_CMDQ_EXEC_COUNTER(pke),
+	ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(pke)
+};
+
+static_assert(ARRAY_SIZE(pke_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter wat_cmdq_counters[] = {
+	ADF_GEN6_TL_CMDQ_WAIT_COUNTER(wat),
+	ADF_GEN6_TL_CMDQ_EXEC_COUNTER(wat),
+	ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(wat)
+};
+
+static_assert(ARRAY_SIZE(wat_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter wcp_cmdq_counters[] = {
+	ADF_GEN6_TL_CMDQ_WAIT_COUNTER(wcp),
+	ADF_GEN6_TL_CMDQ_EXEC_COUNTER(wcp),
+	ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(wcp)
+};
+
+static_assert(ARRAY_SIZE(wcp_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter ucs_cmdq_counters[] = {
+	ADF_GEN6_TL_CMDQ_WAIT_COUNTER(ucs),
+	ADF_GEN6_TL_CMDQ_EXEC_COUNTER(ucs),
+	ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(ucs)
+};
+
+static_assert(ARRAY_SIZE(ucs_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter ath_cmdq_counters[] = {
+	ADF_GEN6_TL_CMDQ_WAIT_COUNTER(ath),
+	ADF_GEN6_TL_CMDQ_EXEC_COUNTER(ath),
+	ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(ath)
+};
+
+static_assert(ARRAY_SIZE(ath_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+/* CMDQ drain counters. */
+static const struct adf_tl_dbg_counter *cmdq_counters[ADF_TL_SL_CNT_COUNT] = {
+	/* Compression accelerator execution count. */
+	[SLICE_IDX(cpr)] = cnv_cmdq_counters,
+	/* Decompression accelerator execution count. */
+	[SLICE_IDX(dcpr)] = dcprz_cmdq_counters,
+	/* PKE execution count. */
+	[SLICE_IDX(pke)] = pke_cmdq_counters,
+	/* Wireless Authentication accelerator execution count. */
+	[SLICE_IDX(wat)] = wat_cmdq_counters,
+	/* Wireless Cipher accelerator execution count. */
+	[SLICE_IDX(wcp)] = wcp_cmdq_counters,
+	/* UCS accelerator execution count. */
+	[SLICE_IDX(ucs)] = ucs_cmdq_counters,
+	/* Authentication accelerator execution count. */
+	[SLICE_IDX(ath)] = ath_cmdq_counters,
+};
+
 /* Ring pair counters. */
 static const struct adf_tl_dbg_counter rp_counters[] = {
 	/* PCIe partial transactions. */
@@ -136,6 +229,7 @@ void adf_gen6_init_tl_data(struct adf_tl_hw_data *tl_data)
 {
 	tl_data->layout_sz = ADF_GEN6_TL_LAYOUT_SZ;
 	tl_data->slice_reg_sz = ADF_GEN6_TL_SLICE_REG_SZ;
+	tl_data->cmdq_reg_sz = ADF_GEN6_TL_CMDQ_REG_SZ;
 	tl_data->rp_reg_sz = ADF_GEN6_TL_RP_REG_SZ;
 	tl_data->num_hbuff = ADF_GEN6_TL_NUM_HIST_BUFFS;
 	tl_data->max_rp = ADF_GEN6_TL_MAX_RP_NUM;
@@ -147,8 +241,18 @@ void adf_gen6_init_tl_data(struct adf_tl_hw_data *tl_data)
 	tl_data->num_dev_counters = ARRAY_SIZE(dev_counters);
 	tl_data->sl_util_counters = sl_util_counters;
 	tl_data->sl_exec_counters = sl_exec_counters;
+	tl_data->cmdq_counters = cmdq_counters;
+	tl_data->num_cmdq_counters = NUM_CMDQ_COUNTERS;
 	tl_data->rp_counters = rp_counters;
 	tl_data->num_rp_counters = ARRAY_SIZE(rp_counters);
 	tl_data->max_sl_cnt = ADF_GEN6_TL_MAX_SLICES_PER_TYPE;
+
+	tl_data->multiplier.cpr_cnt = CPR_QUEUE_COUNT;
+	tl_data->multiplier.dcpr_cnt = DCPR_QUEUE_COUNT;
+	tl_data->multiplier.pke_cnt = PKE_QUEUE_COUNT;
+	tl_data->multiplier.wat_cnt = WAT_QUEUE_COUNT;
+	tl_data->multiplier.wcp_cnt = WCP_QUEUE_COUNT;
+	tl_data->multiplier.ucs_cnt = USC_QUEUE_COUNT;
+	tl_data->multiplier.ath_cnt = ATH_QUEUE_COUNT;
 }
 EXPORT_SYMBOL_GPL(adf_gen6_init_tl_data);
diff --git a/drivers/crypto/intel/qat/qat_common/adf_telemetry.c b/drivers/crypto/intel/qat/qat_common/adf_telemetry.c
index 74fb0c2ed241..b64142db1f0d 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_telemetry.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_telemetry.c
@@ -212,6 +212,23 @@ int adf_tl_halt(struct adf_accel_dev *accel_dev)
 	return ret;
 }
 
+static void adf_set_cmdq_cnt(struct adf_accel_dev *accel_dev,
+			     struct adf_tl_hw_data *tl_data)
+{
+	struct icp_qat_fw_init_admin_slice_cnt *slice_cnt, *cmdq_cnt;
+
+	slice_cnt = &accel_dev->telemetry->slice_cnt;
+	cmdq_cnt = &accel_dev->telemetry->cmdq_cnt;
+
+	cmdq_cnt->cpr_cnt = slice_cnt->cpr_cnt * tl_data->multiplier.cpr_cnt;
+	cmdq_cnt->dcpr_cnt = slice_cnt->dcpr_cnt * tl_data->multiplier.dcpr_cnt;
+	cmdq_cnt->pke_cnt = slice_cnt->pke_cnt * tl_data->multiplier.pke_cnt;
+	cmdq_cnt->wat_cnt = slice_cnt->wat_cnt * tl_data->multiplier.wat_cnt;
+	cmdq_cnt->wcp_cnt = slice_cnt->wcp_cnt * tl_data->multiplier.wcp_cnt;
+	cmdq_cnt->ucs_cnt = slice_cnt->ucs_cnt * tl_data->multiplier.ucs_cnt;
+	cmdq_cnt->ath_cnt = slice_cnt->ath_cnt * tl_data->multiplier.ath_cnt;
+}
+
 int adf_tl_run(struct adf_accel_dev *accel_dev, int state)
 {
 	struct adf_tl_hw_data *tl_data = &GET_TL_DATA(accel_dev);
@@ -235,6 +252,8 @@ int adf_tl_run(struct adf_accel_dev *accel_dev, int state)
 		return ret;
 	}
 
+	adf_set_cmdq_cnt(accel_dev, tl_data);
+
 	telemetry->hbuffs = state;
 	atomic_set(&telemetry->state, state);
 
diff --git a/drivers/crypto/intel/qat/qat_common/adf_telemetry.h b/drivers/crypto/intel/qat/qat_common/adf_telemetry.h
index e54a406cc1b4..02d75c3c214a 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_telemetry.h
+++ b/drivers/crypto/intel/qat/qat_common/adf_telemetry.h
@@ -28,19 +28,23 @@ struct dentry;
 struct adf_tl_hw_data {
 	size_t layout_sz;
 	size_t slice_reg_sz;
+	size_t cmdq_reg_sz;
 	size_t rp_reg_sz;
 	size_t msg_cnt_off;
 	const struct adf_tl_dbg_counter *dev_counters;
 	const struct adf_tl_dbg_counter *sl_util_counters;
 	const struct adf_tl_dbg_counter *sl_exec_counters;
+	const struct adf_tl_dbg_counter **cmdq_counters;
 	const struct adf_tl_dbg_counter *rp_counters;
 	u8 num_hbuff;
 	u8 cpp_ns_per_cycle;
 	u8 bw_units_to_bytes;
 	u8 num_dev_counters;
 	u8 num_rp_counters;
+	u8 num_cmdq_counters;
 	u8 max_rp;
 	u8 max_sl_cnt;
+	struct icp_qat_fw_init_admin_slice_cnt multiplier;
 };
 
 struct adf_telemetry {
@@ -69,6 +73,7 @@ struct adf_telemetry {
 	struct mutex wr_lock;
 	struct delayed_work work_ctx;
 	struct icp_qat_fw_init_admin_slice_cnt slice_cnt;
+	struct icp_qat_fw_init_admin_slice_cnt cmdq_cnt;
 };
 
 #ifdef CONFIG_DEBUG_FS
diff --git a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.c b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.c
index a32db273842a..b81f70576683 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.c
@@ -339,6 +339,48 @@ static int tl_calc_and_print_sl_counters(struct adf_accel_dev *accel_dev,
 	return 0;
 }
 
+static int tl_print_cmdq_counter(struct adf_telemetry *telemetry,
+				 const struct adf_tl_dbg_counter *ctr,
+				 struct seq_file *s, u8 cnt_id, u8 counter)
+{
+	size_t cmdq_regs_sz = GET_TL_DATA(telemetry->accel_dev).cmdq_reg_sz;
+	size_t offset_inc = cnt_id * cmdq_regs_sz;
+	struct adf_tl_dbg_counter slice_ctr;
+	char cnt_name[MAX_COUNT_NAME_SIZE];
+
+	slice_ctr = *(ctr + counter);
+	slice_ctr.offset1 += offset_inc;
+	snprintf(cnt_name, MAX_COUNT_NAME_SIZE, "%s%d", slice_ctr.name, cnt_id);
+
+	return tl_calc_and_print_counter(telemetry, s, &slice_ctr, cnt_name);
+}
+
+static int tl_calc_and_print_cmdq_counters(struct adf_accel_dev *accel_dev,
+					   struct seq_file *s, u8 cnt_type,
+					   u8 cnt_id)
+{
+	struct adf_tl_hw_data *tl_data = &GET_TL_DATA(accel_dev);
+	struct adf_telemetry *telemetry = accel_dev->telemetry;
+	const struct adf_tl_dbg_counter **cmdq_tl_counters;
+	const struct adf_tl_dbg_counter *ctr;
+	u8 counter;
+	int ret;
+
+	cmdq_tl_counters = tl_data->cmdq_counters;
+	ctr = cmdq_tl_counters[cnt_type];
+
+	for (counter = 0; counter < tl_data->num_cmdq_counters; counter++) {
+		ret = tl_print_cmdq_counter(telemetry, ctr, s, cnt_id, counter);
+		if (ret) {
+			dev_notice(&GET_DEV(accel_dev),
+				   "invalid slice utilization counter type\n");
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
 static void tl_print_msg_cnt(struct seq_file *s, u32 msg_cnt)
 {
 	seq_printf(s, "%-*s", TL_KEY_MIN_PADDING, SNAPSHOT_CNT_MSG);
@@ -352,6 +394,7 @@ static int tl_print_dev_data(struct adf_accel_dev *accel_dev,
 	struct adf_telemetry *telemetry = accel_dev->telemetry;
 	const struct adf_tl_dbg_counter *dev_tl_counters;
 	u8 num_dev_counters = tl_data->num_dev_counters;
+	u8 *cmdq_cnt = (u8 *)&telemetry->cmdq_cnt;
 	u8 *sl_cnt = (u8 *)&telemetry->slice_cnt;
 	const struct adf_tl_dbg_counter *ctr;
 	unsigned int i;
@@ -387,6 +430,15 @@ static int tl_print_dev_data(struct adf_accel_dev *accel_dev,
 		}
 	}
 
+	/* Print per command queue telemetry. */
+	for (i = 0; i < ADF_TL_SL_CNT_COUNT; i++) {
+		for (j = 0; j < cmdq_cnt[i]; j++) {
+			ret = tl_calc_and_print_cmdq_counters(accel_dev, s, i, j);
+			if (ret)
+				return ret;
+		}
+	}
+
 	return 0;
 }
 
diff --git a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h
index 9efab3f76a3f..97c5eeaa1b17 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h
+++ b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h
@@ -44,6 +44,10 @@ struct adf_accel_dev;
 	(ADF_TL_DEV_REG_OFF(slice##_slices[0], qat_gen) +	\
 	offsetof(struct adf_##qat_gen##_tl_slice_data_regs, reg))
 
+#define ADF_TL_CMDQ_REG_OFF(slice, reg, qat_gen)        \
+	(ADF_TL_DEV_REG_OFF(slice##_cmdq[0], qat_gen) + \
+	 offsetof(struct adf_##qat_gen##_tl_cmdq_data_regs, reg))
+
 #define ADF_TL_RP_REG_OFF(reg, qat_gen)					\
 	(ADF_TL_DATA_REG_OFF(tl_ring_pairs_data_regs[0], qat_gen) +	\
 	offsetof(struct adf_##qat_gen##_tl_ring_pair_data_regs, reg))
-- 
2.40.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH 0/2] crypto: qat - add additional telemetry counter for GEN6 devices
  2025-07-25  9:09 [PATCH 0/2] crypto: qat - add additional telemetry counter for GEN6 devices Suman Kumar Chakraborty
  2025-07-25  9:09 ` [PATCH 1/2] crypto: qat - add ring buffer idle telemetry counter for GEN6 Suman Kumar Chakraborty
  2025-07-25  9:09 ` [PATCH 2/2] crypto: qat - add command queue telemetry counters " Suman Kumar Chakraborty
@ 2025-08-16  9:31 ` Herbert Xu
  2 siblings, 0 replies; 4+ messages in thread
From: Herbert Xu @ 2025-08-16  9:31 UTC (permalink / raw)
  To: Suman Kumar Chakraborty; +Cc: linux-crypto, qat-linux

On Fri, Jul 25, 2025 at 10:09:28AM +0100, Suman Kumar Chakraborty wrote:
> This patch set adds support for telemetry command queue counters for QAT
> GEN6 devices.
> 
> Vijay Sundar Selvamani (2):
>   crypto: qat - add ring buffer idle telemetry counter for GEN6
>   crypto: qat - add command queue telemetry counters for GEN6
> 
>  .../ABI/testing/debugfs-driver-qat_telemetry  |  27 +++++
>  .../crypto/intel/qat/qat_common/adf_gen6_tl.c | 112 ++++++++++++++++++
>  .../intel/qat/qat_common/adf_telemetry.c      |  19 +++
>  .../intel/qat/qat_common/adf_telemetry.h      |   5 +
>  .../intel/qat/qat_common/adf_tl_debugfs.c     |  52 ++++++++
>  .../intel/qat/qat_common/adf_tl_debugfs.h     |   5 +
>  6 files changed, 220 insertions(+)
> 
> 
> base-commit: 035a6a74c627b300b5e23448c42c05830a525b6a
> -- 
> 2.40.1

All applied.  Thanks.
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2025-08-16  9:31 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2025-07-25  9:09 [PATCH 0/2] crypto: qat - add additional telemetry counter for GEN6 devices Suman Kumar Chakraborty
2025-07-25  9:09 ` [PATCH 1/2] crypto: qat - add ring buffer idle telemetry counter for GEN6 Suman Kumar Chakraborty
2025-07-25  9:09 ` [PATCH 2/2] crypto: qat - add command queue telemetry counters " Suman Kumar Chakraborty
2025-08-16  9:31 ` [PATCH 0/2] crypto: qat - add additional telemetry counter for GEN6 devices Herbert Xu

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