Commit 634d841d authored by Karol Kolacinski's avatar Karol Kolacinski Committed by Tony Nguyen
Browse files

ice: Add GPIO pin support for E823 products 



Add GPIO pin setup for E823, which is only 1PPS input and output.

Signed-off-by: default avatarKarol Kolacinski <karol.kolacinski@intel.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: default avatarTony Nguyen <anthony.l.nguyen@intel.com>
parent 2edd9257

drivers/net/ethernet/intel/ice/ice_common.c

+25 −0
Original line number Diff line number Diff line
@@ -207,6 +207,31 @@ bool ice_is_e810t(struct ice_hw *hw) 
	return false;

}



/**

 * ice_is_e823

 * @hw: pointer to the hardware structure

 *

 * returns true if the device is E823-L or E823-C based, false if not.

 */

bool ice_is_e823(struct ice_hw *hw)

{

	switch (hw->device_id) {

	case ICE_DEV_ID_E823L_BACKPLANE:

	case ICE_DEV_ID_E823L_SFP:

	case ICE_DEV_ID_E823L_10G_BASE_T:

	case ICE_DEV_ID_E823L_1GBE:

	case ICE_DEV_ID_E823L_QSFP:

	case ICE_DEV_ID_E823C_BACKPLANE:

	case ICE_DEV_ID_E823C_QSFP:

	case ICE_DEV_ID_E823C_SFP:

	case ICE_DEV_ID_E823C_10G_BASE_T:

	case ICE_DEV_ID_E823C_SGMII:

		return true;

	default:

		return false;

	}

}



/**

 * ice_clear_pf_cfg - Clear PF configuration

 * @hw: pointer to the hardware structure

drivers/net/ethernet/intel/ice/ice_common.h

+1 −0
Original line number Diff line number Diff line
@@ -199,6 +199,7 @@ void 
ice_stat_update32(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,

		  u64 *prev_stat, u64 *cur_stat);

bool ice_is_e810t(struct ice_hw *hw);

bool ice_is_e823(struct ice_hw *hw);

int

ice_sched_query_elem(struct ice_hw *hw, u32 node_teid,

		     struct ice_aqc_txsched_elem_data *buf);

drivers/net/ethernet/intel/ice/ice_ptp.c

+64 −0
Original line number Diff line number Diff line
@@ -1769,6 +1769,38 @@ ice_ptp_gpio_enable_e810(struct ptp_clock_info *info, 
	return err;

}



/**

 * ice_ptp_gpio_enable_e823 - Enable/disable ancillary features of PHC

 * @info: the driver's PTP info structure

 * @rq: The requested feature to change

 * @on: Enable/disable flag

 */

static int ice_ptp_gpio_enable_e823(struct ptp_clock_info *info,

				    struct ptp_clock_request *rq, int on)

{

	struct ice_pf *pf = ptp_info_to_pf(info);

	struct ice_perout_channel clk_cfg = {0};

	int err;



	switch (rq->type) {

	case PTP_CLK_REQ_PPS:

		clk_cfg.gpio_pin = PPS_PIN_INDEX;

		clk_cfg.period = NSEC_PER_SEC;

		clk_cfg.ena = !!on;



		err = ice_ptp_cfg_clkout(pf, PPS_CLK_GEN_CHAN, &clk_cfg, true);

		break;

	case PTP_CLK_REQ_EXTTS:

		err = ice_ptp_cfg_extts(pf, !!on, rq->extts.index,

					TIME_SYNC_PIN_INDEX, rq->extts.flags);

		break;

	default:

		return -EOPNOTSUPP;

	}



	return err;

}



/**

 * ice_ptp_gettimex64 - Get the time of the clock

 * @info: the driver's PTP info structure
@@ -2220,6 +2252,19 @@ ice_ptp_setup_pins_e810(struct ice_pf *pf, struct ptp_clock_info *info) 
	}

}



/**

 * ice_ptp_setup_pins_e823 - Setup PTP pins in sysfs

 * @pf: pointer to the PF instance

 * @info: PTP clock capabilities

 */

static void

ice_ptp_setup_pins_e823(struct ice_pf *pf, struct ptp_clock_info *info)

{

	info->pps = 1;

	info->n_per_out = 0;

	info->n_ext_ts = 1;

}



/**

 * ice_ptp_set_funcs_e822 - Set specialized functions for E822 support

 * @pf: Board private structure
@@ -2257,6 +2302,23 @@ ice_ptp_set_funcs_e810(struct ice_pf *pf, struct ptp_clock_info *info) 
	ice_ptp_setup_pins_e810(pf, info);

}



/**

 * ice_ptp_set_funcs_e823 - Set specialized functions for E823 support

 * @pf: Board private structure

 * @info: PTP info to fill

 *

 * Assign functions to the PTP capabiltiies structure for E823 devices.

 * Functions which operate across all device families should be set directly

 * in ice_ptp_set_caps. Only add functions here which are distinct for e823

 * devices.

 */

static void

ice_ptp_set_funcs_e823(struct ice_pf *pf, struct ptp_clock_info *info)

{

	info->enable = ice_ptp_gpio_enable_e823;

	ice_ptp_setup_pins_e823(pf, info);

}



/**

 * ice_ptp_set_caps - Set PTP capabilities

 * @pf: Board private structure
@@ -2277,6 +2339,8 @@ static void ice_ptp_set_caps(struct ice_pf *pf) 


	if (ice_is_e810(&pf->hw))

		ice_ptp_set_funcs_e810(pf, info);

	else if (ice_is_e823(&pf->hw))

		ice_ptp_set_funcs_e823(pf, info);

	else

		ice_ptp_set_funcs_e822(pf, info);

}