diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2022-11-14 14:52:01 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-11-22 19:25:23 +0300 |
commit | f8b729ce97f66807f6b958e891888d0b1ed20a9e (patch) | |
tree | 6a8d7c136c0dd0a789d7d40f57dce1ae2dd440e2 /drivers/usb | |
parent | 718a38d092ec920dd84a5e25510cc6721f527c3e (diff) | |
download | linux-f8b729ce97f66807f6b958e891888d0b1ed20a9e.tar.xz |
fotg210-udc: Get IRQ using platform_get_irq()
The platform_get_irq() is necessary to use to get dynamic
IRQ resolution when instantiating the device from the
device tree. IRQs are not passed as resources in that
case.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20221114115201.302887-4-linus.walleij@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/fotg210/fotg210-udc.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/usb/fotg210/fotg210-udc.c b/drivers/usb/fotg210/fotg210-udc.c index de0f72ca103c..44dfe66e189c 100644 --- a/drivers/usb/fotg210/fotg210-udc.c +++ b/drivers/usb/fotg210/fotg210-udc.c @@ -1144,10 +1144,11 @@ int fotg210_udc_remove(struct platform_device *pdev) int fotg210_udc_probe(struct platform_device *pdev) { - struct resource *res, *ires; + struct resource *res; struct fotg210_udc *fotg210 = NULL; struct fotg210_ep *_ep[FOTG210_MAX_NUM_EP]; struct device *dev = &pdev->dev; + int irq; int ret = 0; int i; @@ -1157,9 +1158,9 @@ int fotg210_udc_probe(struct platform_device *pdev) return -ENODEV; } - ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!ires) { - pr_err("platform_get_resource IORESOURCE_IRQ error.\n"); + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + pr_err("could not get irq\n"); return -ENODEV; } @@ -1189,7 +1190,7 @@ int fotg210_udc_probe(struct platform_device *pdev) goto err; } - fotg210->phy = devm_usb_get_phy_by_phandle(dev->parent, "usb-phy", 0); + fotg210->phy = devm_usb_get_phy_by_phandle(dev, "usb-phy", 0); if (IS_ERR(fotg210->phy)) { ret = PTR_ERR(fotg210->phy); if (ret == -EPROBE_DEFER) @@ -1267,7 +1268,7 @@ int fotg210_udc_probe(struct platform_device *pdev) fotg210_disable_unplug(fotg210); - ret = request_irq(ires->start, fotg210_irq, IRQF_SHARED, + ret = request_irq(irq, fotg210_irq, IRQF_SHARED, udc_name, fotg210); if (ret < 0) { dev_err(dev, "request_irq error (%d)\n", ret); @@ -1288,7 +1289,7 @@ int fotg210_udc_probe(struct platform_device *pdev) err_add_udc: if (!IS_ERR_OR_NULL(fotg210->phy)) usb_unregister_notifier(fotg210->phy, &fotg210_phy_notifier); - free_irq(ires->start, fotg210); + free_irq(irq, fotg210); err_req: fotg210_ep_free_request(&fotg210->ep[0]->ep, fotg210->ep0_req); |