Skip to content

Commit

Permalink
net: ethernet: ti: cpsw: using pm_runtime_resume_and_get instead of p…
Browse files Browse the repository at this point in the history
…m_runtime_get_sync

Using pm_runtime_resume_and_get() to replace pm_runtime_get_sync and
pm_runtime_put_noidle. This change is just to simplify the code, no
actual functional changes.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Link: https://lore.kernel.org/r/20220412082847.2532584-1-chi.minghao@zte.com.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
  • Loading branch information
Minghao Chi authored and Jakub Kicinski committed Apr 12, 2022
1 parent 753b953 commit 2e5b3d4
Showing 1 changed file with 12 additions and 24 deletions.
36 changes: 12 additions & 24 deletions drivers/net/ethernet/ti/cpsw.c
Original file line number Diff line number Diff line change
Expand Up @@ -756,11 +756,9 @@ static int cpsw_ndo_open(struct net_device *ndev)
int ret;
u32 reg;

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;
}

netif_carrier_off(ndev);

Expand Down Expand Up @@ -968,11 +966,9 @@ 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;
}

if (cpsw->data.dual_emac) {
vid = cpsw->slaves[priv->emac_port].port_vlan;
Expand Down Expand Up @@ -1052,11 +1048,9 @@ 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;
}

if (cpsw->data.dual_emac) {
/* In dual EMAC, reserved VLAN id should not be used for
Expand Down Expand Up @@ -1090,11 +1084,9 @@ 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;
}

if (cpsw->data.dual_emac) {
int i;
Expand Down Expand Up @@ -1567,11 +1559,9 @@ 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);
if (ret < 0) {
pm_runtime_put_noidle(dev);
ret = pm_runtime_resume_and_get(dev);
if (ret < 0)
goto clean_runtime_disable_ret;
}

ret = cpsw_probe_dt(&cpsw->data, pdev);
if (ret)
Expand Down Expand Up @@ -1734,11 +1724,9 @@ static int cpsw_remove(struct platform_device *pdev)
struct cpsw_common *cpsw = platform_get_drvdata(pdev);
int i, 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;
}

for (i = 0; i < cpsw->data.slaves; i++)
if (cpsw->slaves[i].ndev)
Expand Down

0 comments on commit 2e5b3d4

Please sign in to comment.