mwifiex: handle error if IRQ request fails in mwifiex_sdio_of()

When this failure occurs, we will clear card->plt_wake_cfg so that
device would initialize without wake up on external interrupt feature.
This feature specific code in suspend and resume handlers will be
skipped.

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Amitkumar Karwar 2016-09-09 16:27:58 +05:30 committed by Kalle Valo
parent af1afc2957
commit 6b03144d93
1 changed files with 3 additions and 1 deletions

View File

@ -122,9 +122,11 @@ static int mwifiex_sdio_probe_of(struct device *dev, struct sdio_mmc_card *card)
IRQF_TRIGGER_LOW, IRQF_TRIGGER_LOW,
"wifi_wake", cfg); "wifi_wake", cfg);
if (ret) { if (ret) {
dev_err(dev, dev_dbg(dev,
"Failed to request irq_wifi %d (%d)\n", "Failed to request irq_wifi %d (%d)\n",
cfg->irq_wifi, ret); cfg->irq_wifi, ret);
card->plt_wake_cfg = NULL;
return 0;
} }
disable_irq(cfg->irq_wifi); disable_irq(cfg->irq_wifi);
} }