[PATCH] net: ethernet: ti: cpsw_new: use pm_runtime_resume_and_get() instead of pm_runtime_get_sync()

[PATCH] net: ethernet: ti: cpsw_new: use pm_runtime_resume_and_get() instead of pm_runtime_get_sync()

[cgel.zte]

From: Minghao Chi <chi.minghao@zte.com.cn>

Using pm_runtime_resume_and_get is more appropriate
for simplifing code

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
---
 drivers/net/ethernet/ti/cpsw_new.c | 33 ++++++++++--------------------
 1 file changed, 11 insertions(+), 22 deletions(-)

diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c
index bd4b1528cf99..13e54b05953c 100644
--- a/drivers/net/ethernet/ti/cpsw_new.c
+++ b/drivers/net/ethernet/ti/cpsw_new.c
@@ -449,11 +449,9 @@ static int cpsw_ndo_vlan_rx_add_vid(struct net_device *ndev,
 	if (vid == cpsw->data.default_vlan)
 		return 0;
 
-	ret = pm_runtime_get_sync(cpsw->dev);
-	if (ret < 0) {
-		pm_runtime_put_noidle(cpsw->dev);
+	ret = pm_runtime_resume_and_get(cpsw->dev);
+	if (ret < 0)
 		return ret;
-	}
 
 	/* In dual EMAC, reserved VLAN id should not be used for
 	 * creating VLAN interfaces as this can break the dual
@@ -829,11 +827,9 @@ static int cpsw_ndo_open(struct net_device *ndev)
 
 	dev_info(priv->dev, "starting ndev. mode: %s\n",
 		 cpsw_is_switch_en(cpsw) ? "switch" : "dual_mac");
-	ret = pm_runtime_get_sync(cpsw->dev);
-	if (ret < 0) {
-		pm_runtime_put_noidle(cpsw->dev);
+	ret = pm_runtime_resume_and_get(cpsw->dev);
+	if (ret < 0)
 		return ret;
-	}
 
 	/* Notify the stack of the actual queue counts. */
 	ret = netif_set_real_num_tx_queues(ndev, cpsw->tx_ch_num);
@@ -985,11 +981,9 @@ static int cpsw_ndo_set_mac_address(struct net_device *ndev, void *p)
 	if (!is_valid_ether_addr(addr->sa_data))
 		return -EADDRNOTAVAIL;
 
-	ret = pm_runtime_get_sync(cpsw->dev);
-	if (ret < 0) {
-		pm_runtime_put_noidle(cpsw->dev);
+	ret = pm_runtime_resume_and_get(cpsw->dev);
+	if (ret < 0)
 		return ret;
-	}
 
 	vid = cpsw->slaves[slave_no].port_vlan;
 	flags = ALE_VLAN | ALE_SECURE;
@@ -1024,11 +1018,9 @@ static int cpsw_ndo_vlan_rx_kill_vid(struct net_device *ndev,
 	if (vid == cpsw->data.default_vlan)
 		return 0;
 
-	ret = pm_runtime_get_sync(cpsw->dev);
-	if (ret < 0) {
-		pm_runtime_put_noidle(cpsw->dev);
+	ret = pm_runtime_resume_and_get(cpsw->dev);
+	if (ret < 0)
 		return ret;
-	}
 
 	/* reset the return code as pm_runtime_get_sync() can return
 	 * non zero values as well.
@@ -1918,9 +1910,8 @@ static int cpsw_probe(struct platform_device *pdev)
 	/* Need to enable clocks with runtime PM api to access module
 	 * registers
 	 */
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	if (ret < 0) {
-		pm_runtime_put_noidle(dev);
 		pm_runtime_disable(dev);
 		return ret;
 	}
@@ -2045,11 +2036,9 @@ static int cpsw_remove(struct platform_device *pdev)
 	struct cpsw_common *cpsw = platform_get_drvdata(pdev);
 	int ret;
 
-	ret = pm_runtime_get_sync(&pdev->dev);
-	if (ret < 0) {
-		pm_runtime_put_noidle(&pdev->dev);
+	ret = pm_runtime_resume_and_get(&pdev->dev);
+	if (ret < 0)
 		return ret;
-	}
 
 	cpsw_unregister_notifiers(cpsw);
 	cpsw_unregister_devlink(cpsw);
-- 
2.25.1

Re: [PATCH] net: ethernet: ti: cpsw_new: use pm_runtime_resume_and_get() instead of pm_runtime_get_sync()

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net-next.git (master)
by David S. Miller <davem@davemloft.net>:

On Wed, 13 Apr 2022 09:35:29 +0000 you wrote:
> From: Minghao Chi <chi.minghao@zte.com.cn>
> 
> Using pm_runtime_resume_and_get is more appropriate
> for simplifing code
> 
> Reported-by: Zeal Robot <zealci@zte.com.cn>
> Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
> 
> [...]

Here is the summary with links:
  - net: ethernet: ti: cpsw_new: use pm_runtime_resume_and_get() instead of pm_runtime_get_sync()
    https://git.kernel.org/netdev/net-next/c/c557a9ae4960

You are awesome, thank you!
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