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nvethernet: check return code for set_speed

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osi_set_speed will return error if there is no set_speed
callback defined or if something error happened while setting speed.

Bug 200565886

Change-Id: I9c74364d1a2e951059c3718c719314424b13c729
Signed-off-by: Bhadram Varka <vbhadram@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2314494
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Bhadram Varka
2020-03-18 12:28:04 +05:30
committed by Revanth Kumar Uppala
parent 35f2dceb54
commit 69cf090fde
1 changed files with 8 additions and 1 deletions
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9
drivers/net/ethernet/nvidia/nvethernet/ether_linux.c
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@@ -271,10 +271,12 @@ static void ether_adjust_link(struct net_device *dev)
int new_state = 0, speed_changed = 0; int new_state = 0, speed_changed = 0;
unsigned long val; unsigned long val;
unsigned int eee_enable = OSI_DISABLE; unsigned int eee_enable = OSI_DISABLE;
int ret = 0;
if (phydev == NULL) { if (phydev == NULL) {
return; return;
} }
if (phydev->link) { if (phydev->link) {
if ((pdata->osi_core->pause_frames == OSI_PAUSE_FRAMES_ENABLE) if ((pdata->osi_core->pause_frames == OSI_PAUSE_FRAMES_ENABLE)
&& (phydev->pause || phydev->asym_pause)) { && (phydev->pause || phydev->asym_pause)) {
@@ -291,7 +293,12 @@ static void ether_adjust_link(struct net_device *dev)
if (phydev->speed != pdata->speed) { if (phydev->speed != pdata->speed) {
new_state = 1; new_state = 1;
speed_changed = 1; speed_changed = 1;
osi_set_speed(pdata->osi_core, phydev->speed); ret = osi_set_speed(pdata->osi_core, phydev->speed);
if (ret < 0) {
netdev_err(dev, "Failed to set speed\n");
return;
}
pdata->speed = phydev->speed; pdata->speed = phydev->speed;
} }