qed: Add APIs for configuring grc dump config flags. (3b86bd07) · Commits · 戴 / test

drivers/net/ethernet/qlogic/qed/qed_debug.c

+82 −0

Original line number	Diff line number	Diff line
		@@ -1756,6 +1756,15 @@ static u32 qed_read_unaligned_dword(u8 *buf)
		return dword;
		}

		/* Sets the value of the specified GRC param */
		static void qed_grc_set_param(struct qed_hwfn *p_hwfn,
		enum dbg_grc_params grc_param, u32 val)
		{
		struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;

		dev_data->grc.param_val[grc_param] = val;
		}

		/* Returns the value of the specified GRC param */
		static u32 qed_grc_get_param(struct qed_hwfn *p_hwfn,
		enum dbg_grc_params grc_param)
		@@ -5119,6 +5128,69 @@ bool qed_read_fw_info(struct qed_hwfn *p_hwfn,
		return false;
		}

		enum dbg_status qed_dbg_grc_config(struct qed_hwfn *p_hwfn,
		struct qed_ptt *p_ptt,
		enum dbg_grc_params grc_param, u32 val)
		{
		enum dbg_status status;
		int i;

		DP_VERBOSE(p_hwfn, QED_MSG_DEBUG,
		"dbg_grc_config: paramId = %d, val = %d\n", grc_param, val);

		status = qed_dbg_dev_init(p_hwfn, p_ptt);
		if (status != DBG_STATUS_OK)
		return status;

		/* Initializes the GRC parameters (if not initialized). Needed in order
		* to set the default parameter values for the first time.
		*/
		qed_dbg_grc_init_params(p_hwfn);

		if (grc_param >= MAX_DBG_GRC_PARAMS)
		return DBG_STATUS_INVALID_ARGS;
		if (val < s_grc_param_defs[grc_param].min \|\|
		val > s_grc_param_defs[grc_param].max)
		return DBG_STATUS_INVALID_ARGS;

		if (s_grc_param_defs[grc_param].is_preset) {
		/* Preset param */

		/* Disabling a preset is not allowed. Call
		* dbg_grc_set_params_default instead.
		*/
		if (!val)
		return DBG_STATUS_INVALID_ARGS;

		/* Update all params with the preset values */
		for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) {
		u32 preset_val;

		/* Skip persistent params */
		if (s_grc_param_defs[i].is_persistent)
		continue;

		/* Find preset value */
		if (grc_param == DBG_GRC_PARAM_EXCLUDE_ALL)
		preset_val =
		s_grc_param_defs[i].exclude_all_preset_val;
		else if (grc_param == DBG_GRC_PARAM_CRASH)
		preset_val =
		s_grc_param_defs[i].crash_preset_val;
		else
		return DBG_STATUS_INVALID_ARGS;

		qed_grc_set_param(p_hwfn,
		(enum dbg_grc_params)i, preset_val);
		}
		} else {
		/* Regular param - set its value */
		qed_grc_set_param(p_hwfn, grc_param, val);
		}

		return DBG_STATUS_OK;
		}

		/* Assign default GRC param values */
		void qed_dbg_grc_set_params_default(struct qed_hwfn *p_hwfn)
		{
		@@ -7997,9 +8069,16 @@ static u32 qed_calc_regdump_header(enum debug_print_features feature,
		int qed_dbg_all_data(struct qed_dev cdev, void buffer)
		{
		u8 cur_engine, omit_engine = 0, org_engine;
		struct qed_hwfn *p_hwfn =
		&cdev->hwfns[cdev->dbg_params.engine_for_debug];
		struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
		int grc_params[MAX_DBG_GRC_PARAMS], i;
		u32 offset = 0, feature_size;
		int rc;

		for (i = 0; i < MAX_DBG_GRC_PARAMS; i++)
		grc_params[i] = dev_data->grc.param_val[i];

		if (cdev->num_hwfns == 1)
		omit_engine = 1;

		@@ -8087,6 +8166,9 @@ int qed_dbg_all_data(struct qed_dev cdev, void buffer)
		rc);
		}

		for (i = 0; i < MAX_DBG_GRC_PARAMS; i++)
		dev_data->grc.param_val[i] = grc_params[i];

		/* GRC dump - must be last because when mcp stuck it will
		* clutter idle_chk, reg_fifo, ...
		*/

drivers/net/ethernet/qlogic/qed/qed_hsi.h

+15 −0

Original line number	Diff line number	Diff line
		@@ -3024,6 +3024,21 @@ void qed_read_regs(struct qed_hwfn *p_hwfn,
		*/
		bool qed_read_fw_info(struct qed_hwfn *p_hwfn,
		struct qed_ptt p_ptt, struct fw_info fw_info);
		/**
		* @brief qed_dbg_grc_config - Sets the value of a GRC parameter.
		*
		* @param p_hwfn - HW device data
		* @param grc_param - GRC parameter
		* @param val - Value to set.
		*
		* @return error if one of the following holds:
		* - the version wasn't set
		* - grc_param is invalid
		* - val is outside the allowed boundaries
		*/
		enum dbg_status qed_dbg_grc_config(struct qed_hwfn *p_hwfn,
		struct qed_ptt *p_ptt,
		enum dbg_grc_params grc_param, u32 val);

		/**
		* @brief qed_dbg_grc_set_params_default - Reverts all GRC parameters to their

drivers/net/ethernet/qlogic/qed/qed_main.c

+21 −0

Original line number	Diff line number	Diff line
		@@ -2583,6 +2583,26 @@ static int qed_read_module_eeprom(struct qed_dev cdev, char buf,
		return rc;
		}

		static int qed_set_grc_config(struct qed_dev *cdev, u32 cfg_id, u32 val)
		{
		struct qed_hwfn *hwfn = QED_LEADING_HWFN(cdev);
		struct qed_ptt *ptt;
		int rc = 0;

		if (IS_VF(cdev))
		return 0;

		ptt = qed_ptt_acquire(hwfn);
		if (!ptt)
		return -EAGAIN;

		rc = qed_dbg_grc_config(hwfn, ptt, cfg_id, val);

		qed_ptt_release(hwfn, ptt);

		return rc;
		}

		static u8 qed_get_affin_hwfn_idx(struct qed_dev *cdev)
		{
		return QED_AFFIN_HWFN_IDX(cdev);
		@@ -2637,6 +2657,7 @@ const struct qed_common_ops qed_common_ops_pass = {
		.read_module_eeprom = &qed_read_module_eeprom,
		.get_affin_hwfn_idx = &qed_get_affin_hwfn_idx,
		.read_nvm_cfg = &qed_nvm_flash_cfg_read,
		.set_grc_config = &qed_set_grc_config,
		};

		void qed_get_protocol_stats(struct qed_dev *cdev,

include/linux/qed/qed_if.h

+9 −0

Original line number	Diff line number	Diff line
		@@ -1143,6 +1143,15 @@ struct qed_common_ops {
		*/
		int (read_nvm_cfg)(struct qed_dev cdev, u8 **buf, u32 cmd,
		u32 entity_id);

		/**
		* @brief set_grc_config - Configure value for grc config id.
		* @param cdev
		* @param cfg_id - grc config id
		* @param val - grc config value
		*
		*/
		int (set_grc_config)(struct qed_dev cdev, u32 cfg_id, u32 val);
		};

		#define MASK_FIELD(_name, _value) \

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