net/ice/base: add helper to check for 100M speed support

Add a helper function to check if the underlying part can
support 100M speeds.

Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Junfeng Guo <junfeng.guo@intel.com>

diff --git a/drivers/net/ice/base/ice_common.c b/drivers/net/ice/base/ice_common.c
index a780421..107cebc 100644 (file)
--- a/drivers/net/ice/base/ice_common.c
+++ b/drivers/net/ice/base/ice_common.c
@@ -3011,6 +3011,28 @@ ice_aq_set_port_params(struct ice_port_info *pi, u16 bad_frame_vsi,
        return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
 }
 
+/**
+ * ice_is_100m_speed_supported
+ * @hw: pointer to the HW struct
+ *
+ * returns true if 100M speeds are supported by the device,
+ * false otherwise.
+ */
+bool ice_is_100m_speed_supported(struct ice_hw *hw)
+{
+       switch (hw->device_id) {
+       case ICE_DEV_ID_E822C_10G_BASE_T:
+       case ICE_DEV_ID_E822C_SGMII:
+       case ICE_DEV_ID_E822L_10G_BASE_T:
+       case ICE_DEV_ID_E822L_SGMII:
+       case ICE_DEV_ID_E823L_10G_BASE_T:
+       case ICE_DEV_ID_E823L_1GBE:
+               return true;
+       default:
+               return false;
+       }
+}
+
 /**
  * ice_get_link_speed_based_on_phy_type - returns link speed
  * @phy_type_low: lower part of phy_type

diff --git a/drivers/net/ice/base/ice_common.h b/drivers/net/ice/base/ice_common.h
index e843084..a5bfdc0 100644 (file)
--- a/drivers/net/ice/base/ice_common.h
+++ b/drivers/net/ice/base/ice_common.h
@@ -256,6 +256,7 @@ ice_aq_set_gpio(struct ice_hw *hw, u16 gpio_ctrl_handle, u8 pin_idx, bool value,
 enum ice_status
 ice_aq_get_gpio(struct ice_hw *hw, u16 gpio_ctrl_handle, u8 pin_idx,
                bool *value, struct ice_sq_cd *cd);
+bool ice_is_100m_speed_supported(struct ice_hw *hw);
 enum ice_status
 ice_aq_set_lldp_mib(struct ice_hw *hw, u8 mib_type, void *buf, u16 buf_size,
                    struct ice_sq_cd *cd);