Merge tag 'kbuild-fixes-v6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/masahi...

[linux-2.6-microblaze.git] / drivers / net / ethernet / intel / ice / ice_ptp_hw.c

diff --git a/drivers/net/ethernet/intel/ice/ice_ptp_hw.c b/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
index 6d57390..a00b55e 100644 (file)
--- a/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
+++ b/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
@@ -3961,3 +3961,57 @@ int ice_get_cgu_rclk_pin_info(struct ice_hw *hw, u8 *base_idx, u8 *pin_num)
 
        return ret;
 }
+
+/**
+ * ice_cgu_get_output_pin_state_caps - get output pin state capabilities
+ * @hw: pointer to the hw struct
+ * @pin_id: id of a pin
+ * @caps: capabilities to modify
+ *
+ * Return:
+ * * 0 - success, state capabilities were modified
+ * * negative - failure, capabilities were not modified
+ */
+int ice_cgu_get_output_pin_state_caps(struct ice_hw *hw, u8 pin_id,
+                                     unsigned long *caps)
+{
+       bool can_change = true;
+
+       switch (hw->device_id) {
+       case ICE_DEV_ID_E810C_SFP:
+               if (pin_id == ZL_OUT2 || pin_id == ZL_OUT3)
+                       can_change = false;
+               break;
+       case ICE_DEV_ID_E810C_QSFP:
+               if (pin_id == ZL_OUT2 || pin_id == ZL_OUT3 || pin_id == ZL_OUT4)
+                       can_change = false;
+               break;
+       case ICE_DEV_ID_E823L_10G_BASE_T:
+       case ICE_DEV_ID_E823L_1GBE:
+       case ICE_DEV_ID_E823L_BACKPLANE:
+       case ICE_DEV_ID_E823L_QSFP:
+       case ICE_DEV_ID_E823L_SFP:
+       case ICE_DEV_ID_E823C_10G_BASE_T:
+       case ICE_DEV_ID_E823C_BACKPLANE:
+       case ICE_DEV_ID_E823C_QSFP:
+       case ICE_DEV_ID_E823C_SFP:
+       case ICE_DEV_ID_E823C_SGMII:
+               if (hw->cgu_part_number ==
+                   ICE_AQC_GET_LINK_TOPO_NODE_NR_ZL30632_80032 &&
+                   pin_id == ZL_OUT2)
+                       can_change = false;
+               else if (hw->cgu_part_number ==
+                        ICE_AQC_GET_LINK_TOPO_NODE_NR_SI5383_5384 &&
+                        pin_id == SI_OUT1)
+                       can_change = false;
+               break;
+       default:
+               return -EINVAL;
+       }
+       if (can_change)
+               *caps |= DPLL_PIN_CAPABILITIES_STATE_CAN_CHANGE;
+       else
+               *caps &= ~DPLL_PIN_CAPABILITIES_STATE_CAN_CHANGE;
+
+       return 0;
+}