diff mbox series

[iwl-next,1/4] ice: c827: move wait for FW to ice_init_hw()

Message ID 20241002115304.15127-7-przemyslaw.kitszel@intel.com (mailing list archive)
State Awaiting Upstream
Delegated to: Netdev Maintainers
Headers show
Series ice: init HW before ice_adapter | expand

Checks

Context Check Description
netdev/series_format warning Target tree name not specified in the subject
netdev/tree_selection success Guessed tree name to be net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 9 this patch: 9
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers warning 3 maintainers not CCed: pabeni@redhat.com kuba@kernel.org edumazet@google.com
netdev/build_clang success Errors and warnings before: 9 this patch: 9
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 9 this patch: 9
netdev/checkpatch warning WARNING: line length of 90 exceeds 80 columns WARNING: line length of 92 exceeds 80 columns WARNING: line length of 95 exceeds 80 columns
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 339 this patch: 337
netdev/source_inline success Was 0 now: 0

Commit Message

Przemek Kitszel Oct. 2, 2024, 11:50 a.m. UTC
Move call to ice_wait_for_fw() from ice_init_dev() into ice_init_hw(),
where it fits better. This requires also to move ice_wait_for_fw()
to ice_common.c.

ice_is_pf_c827() is now used only in ice_common.c, so it could be static.

CC: Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>
Reviewed-by: Marcin Szycik <marcin.szycik@linux.intel.com>
Signed-off-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
---
 drivers/net/ethernet/intel/ice/ice_common.h |   1 -
 drivers/net/ethernet/intel/ice/ice_common.c | 110 +++++++++++++-------
 drivers/net/ethernet/intel/ice/ice_main.c   |  37 -------
 3 files changed, 75 insertions(+), 73 deletions(-)

Comments

Pucha, HimasekharX Reddy Oct. 11, 2024, 10:03 a.m. UTC | #1
> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@osuosl.org> On Behalf Of Przemek Kitszel
> Sent: Wednesday, October 2, 2024 5:20 PM
> To: intel-wired-lan@lists.osuosl.org; Nguyen, Anthony L <anthony.l.nguyen@intel.com>
> Cc: netdev@vger.kernel.org; Kubalewski, Arkadiusz <arkadiusz.kubalewski@intel.com>; Marcin Szycik <marcin.szycik@linux.intel.com>; Kitszel, Przemyslaw <przemyslaw.kitszel@intel.com>
> Subject: [Intel-wired-lan] [PATCH iwl-next 1/4] ice: c827: move wait for FW to ice_init_hw()
>
> Move call to ice_wait_for_fw() from ice_init_dev() into ice_init_hw(), where it fits better. This requires also to move ice_wait_for_fw() to ice_common.c.
>
> ice_is_pf_c827() is now used only in ice_common.c, so it could be static.
>
> CC: Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>
> Reviewed-by: Marcin Szycik <marcin.szycik@linux.intel.com>
> Signed-off-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
> ---
>  drivers/net/ethernet/intel/ice/ice_common.h |   1 -
>  drivers/net/ethernet/intel/ice/ice_common.c | 110 +++++++++++++-------
>  drivers/net/ethernet/intel/ice/ice_main.c   |  37 -------
>  3 files changed, 75 insertions(+), 73 deletions(-)
>

Tested-by: Pucha Himasekhar Reddy <himasekharx.reddy.pucha@intel.com> (A Contingent worker at Intel)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/intel/ice/ice_common.h b/drivers/net/ethernet/intel/ice/ice_common.h
index 27208a60cece..3b739a7fe498 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.h
+++ b/drivers/net/ethernet/intel/ice/ice_common.h
@@ -113,7 +113,6 @@  int
 ice_aq_get_phy_caps(struct ice_port_info *pi, bool qual_mods, u8 report_mode,
 		    struct ice_aqc_get_phy_caps_data *caps,
 		    struct ice_sq_cd *cd);
-bool ice_is_pf_c827(struct ice_hw *hw);
 bool ice_is_phy_rclk_in_netlist(struct ice_hw *hw);
 bool ice_is_clock_mux_in_netlist(struct ice_hw *hw);
 bool ice_is_cgu_in_netlist(struct ice_hw *hw);
diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c
index 009716a12a26..85057eb42545 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/drivers/net/ethernet/intel/ice/ice_common.c
@@ -307,6 +307,42 @@  bool ice_is_e825c(struct ice_hw *hw)
 	}
 }
 
+/**
+ * ice_is_pf_c827 - check if pf contains c827 phy
+ * @hw: pointer to the hw struct
+ *
+ * Return: true if the device has c827 phy.
+ */
+static bool ice_is_pf_c827(struct ice_hw *hw)
+{
+	struct ice_aqc_get_link_topo cmd = {};
+	u8 node_part_number;
+	u16 node_handle;
+	int status;
+
+	if (hw->mac_type != ICE_MAC_E810)
+		return false;
+
+	if (hw->device_id != ICE_DEV_ID_E810C_QSFP)
+		return true;
+
+	cmd.addr.topo_params.node_type_ctx =
+		FIELD_PREP(ICE_AQC_LINK_TOPO_NODE_TYPE_M, ICE_AQC_LINK_TOPO_NODE_TYPE_PHY) |
+		FIELD_PREP(ICE_AQC_LINK_TOPO_NODE_CTX_M, ICE_AQC_LINK_TOPO_NODE_CTX_PORT);
+	cmd.addr.topo_params.index = 0;
+
+	status = ice_aq_get_netlist_node(hw, &cmd, &node_part_number,
+					 &node_handle);
+
+	if (status || node_part_number != ICE_AQC_GET_LINK_TOPO_NODE_NR_C827)
+		return false;
+
+	if (node_handle == E810C_QSFP_C827_0_HANDLE || node_handle == E810C_QSFP_C827_1_HANDLE)
+		return true;
+
+	return false;
+}
+
 /**
  * ice_clear_pf_cfg - Clear PF configuration
  * @hw: pointer to the hardware structure
@@ -1021,6 +1057,33 @@  static void ice_get_itr_intrl_gran(struct ice_hw *hw)
 	}
 }
 
+/**
+ * ice_wait_for_fw - wait for full FW readiness
+ * @hw: pointer to the hardware structure
+ * @timeout: milliseconds that can elapse before timing out
+ *
+ * Return: 0 on success, -ETIMEDOUT on timeout.
+ */
+static int ice_wait_for_fw(struct ice_hw *hw, u32 timeout)
+{
+	int fw_loading;
+	u32 elapsed = 0;
+
+	while (elapsed <= timeout) {
+		fw_loading = rd32(hw, GL_MNG_FWSM) & GL_MNG_FWSM_FW_LOADING_M;
+
+		/* firmware was not yet loaded, we have to wait more */
+		if (fw_loading) {
+			elapsed += 100;
+			msleep(100);
+			continue;
+		}
+		return 0;
+	}
+
+	return -ETIMEDOUT;
+}
+
 /**
  * ice_init_hw - main hardware initialization routine
  * @hw: pointer to the hardware structure
@@ -1170,8 +1233,19 @@  int ice_init_hw(struct ice_hw *hw)
 	mutex_init(&hw->tnl_lock);
 	ice_init_chk_recipe_reuse_support(hw);
 
-	return 0;
+	/* Some cards require longer initialization times
+	 * due to necessity of loading FW from an external source.
+	 * This can take even half a minute.
+	 */
+	if (ice_is_pf_c827(hw)) {
+		status = ice_wait_for_fw(hw, 30000);
+		if (status) {
+			dev_err(ice_hw_to_dev(hw), "ice_wait_for_fw timed out");
+			goto err_unroll_fltr_mgmt_struct;
+		}
+	}
 
+	return 0;
 err_unroll_fltr_mgmt_struct:
 	ice_cleanup_fltr_mgmt_struct(hw);
 err_unroll_sched:
@@ -2684,40 +2758,6 @@  ice_parse_dev_caps(struct ice_hw *hw, struct ice_hw_dev_caps *dev_p,
 	ice_recalc_port_limited_caps(hw, &dev_p->common_cap);
 }
 
-/**
- * ice_is_pf_c827 - check if pf contains c827 phy
- * @hw: pointer to the hw struct
- */
-bool ice_is_pf_c827(struct ice_hw *hw)
-{
-	struct ice_aqc_get_link_topo cmd = {};
-	u8 node_part_number;
-	u16 node_handle;
-	int status;
-
-	if (hw->mac_type != ICE_MAC_E810)
-		return false;
-
-	if (hw->device_id != ICE_DEV_ID_E810C_QSFP)
-		return true;
-
-	cmd.addr.topo_params.node_type_ctx =
-		FIELD_PREP(ICE_AQC_LINK_TOPO_NODE_TYPE_M, ICE_AQC_LINK_TOPO_NODE_TYPE_PHY) |
-		FIELD_PREP(ICE_AQC_LINK_TOPO_NODE_CTX_M, ICE_AQC_LINK_TOPO_NODE_CTX_PORT);
-	cmd.addr.topo_params.index = 0;
-
-	status = ice_aq_get_netlist_node(hw, &cmd, &node_part_number,
-					 &node_handle);
-
-	if (status || node_part_number != ICE_AQC_GET_LINK_TOPO_NODE_NR_C827)
-		return false;
-
-	if (node_handle == E810C_QSFP_C827_0_HANDLE || node_handle == E810C_QSFP_C827_1_HANDLE)
-		return true;
-
-	return false;
-}
-
 /**
  * ice_is_phy_rclk_in_netlist
  * @hw: pointer to the hw struct
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 2fafb56728b2..53479b729492 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -4747,31 +4747,6 @@  static void ice_decfg_netdev(struct ice_vsi *vsi)
 	vsi->netdev = NULL;
 }
 
-/**
- * ice_wait_for_fw - wait for full FW readiness
- * @hw: pointer to the hardware structure
- * @timeout: milliseconds that can elapse before timing out
- */
-static int ice_wait_for_fw(struct ice_hw *hw, u32 timeout)
-{
-	int fw_loading;
-	u32 elapsed = 0;
-
-	while (elapsed <= timeout) {
-		fw_loading = rd32(hw, GL_MNG_FWSM) & GL_MNG_FWSM_FW_LOADING_M;
-
-		/* firmware was not yet loaded, we have to wait more */
-		if (fw_loading) {
-			elapsed += 100;
-			msleep(100);
-			continue;
-		}
-		return 0;
-	}
-
-	return -ETIMEDOUT;
-}
-
 int ice_init_dev(struct ice_pf *pf)
 {
 	struct device *dev = ice_pf_to_dev(pf);
@@ -4784,18 +4759,6 @@  int ice_init_dev(struct ice_pf *pf)
 		return err;
 	}
 
-	/* Some cards require longer initialization times
-	 * due to necessity of loading FW from an external source.
-	 * This can take even half a minute.
-	 */
-	if (ice_is_pf_c827(hw)) {
-		err = ice_wait_for_fw(hw, 30000);
-		if (err) {
-			dev_err(dev, "ice_wait_for_fw timed out");
-			return err;
-		}
-	}
-
 	ice_init_feature_support(pf);
 
 	err = ice_init_ddp_config(hw, pf);