* [PATCH] ALSA: usb: fcp: Use USB API functions rather than constants
@ 2025-05-16 7:09 Chen Ni
2025-05-16 7:57 ` Takashi Iwai
0 siblings, 1 reply; 2+ messages in thread
From: Chen Ni @ 2025-05-16 7:09 UTC (permalink / raw)
To: g, perex, tiwai; +Cc: linux-sound, linux-kernel, Chen Ni
Use the function usb_endpoint_num() rather than constants.
The Coccinelle semantic patch is as follows:
@@ struct usb_endpoint_descriptor *epd; @@
- (epd->bEndpointAddress & \(USB_ENDPOINT_NUMBER_MASK\|0x0f\))
+ usb_endpoint_num(epd)
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
---
sound/usb/fcp.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/sound/usb/fcp.c b/sound/usb/fcp.c
index 7df65041ace5..98f9964311a7 100644
--- a/sound/usb/fcp.c
+++ b/sound/usb/fcp.c
@@ -1092,8 +1092,7 @@ static int fcp_find_fc_interface(struct usb_mixer_interface *mixer)
epd = get_endpoint(intf->altsetting, 0);
private->bInterfaceNumber = desc->bInterfaceNumber;
- private->bEndpointAddress = epd->bEndpointAddress &
- USB_ENDPOINT_NUMBER_MASK;
+ private->bEndpointAddress = usb_endpoint_num(epd);
private->wMaxPacketSize = le16_to_cpu(epd->wMaxPacketSize);
private->bInterval = epd->bInterval;
return 0;
--
2.25.1
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