linux-kernel - Re: [PATCH] Sound: Usb: Misc: ua101: replace le16_to_cpu() with usb_endpoint

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Message-ID: <56488E94.1030609@ladisch.de>
Date:	Sun, 15 Nov 2015 14:54:28 +0100
From:	Clemens Ladisch <clemens@...isch.de>
To:	tiwai@...e.com
Cc:	Cheah Kok Cheong <thrust73@...il.com>, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Sound: Usb: Misc: ua101: replace le16_to_cpu() with
	usb_endpoint_maxp()

Cheah Kok Cheong wrote:
> Commit 939f325f4a0f ("usb: add usb_endpoint_maxp() macro")
>
> And commit 29cc88979a88 ("USB: use usb_endpoint_maxp()
> instead of le16_to_cpu()")

These sentences no verb.

> Patched against
> git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git

This does not belong into the commit message.

> Signed-off-by: Cheah Kok Cheong <thrust73@...il.com>

Otherwise:
Acked-by: Clemens Ladisch <clemens@...isch.de>

> ---
>  sound/usb/misc/ua101.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/sound/usb/misc/ua101.c b/sound/usb/misc/ua101.c
> index 9581089..c19a5dd 100644
> --- a/sound/usb/misc/ua101.c
> +++ b/sound/usb/misc/ua101.c
> @@ -1037,7 +1037,7 @@ static int detect_usb_format(struct ua101 *ua)
>  		return -ENXIO;
>  	}
>  	ua->capture.usb_pipe = usb_rcvisocpipe(ua->dev, usb_endpoint_num(epd));
> -	ua->capture.max_packet_bytes = le16_to_cpu(epd->wMaxPacketSize);
> +	ua->capture.max_packet_bytes = usb_endpoint_maxp(epd);
>
>  	epd = &ua->intf[INTF_PLAYBACK]->altsetting[1].endpoint[0].desc;
>  	if (!usb_endpoint_is_isoc_out(epd)) {
> @@ -1045,7 +1045,7 @@ static int detect_usb_format(struct ua101 *ua)
>  		return -ENXIO;
>  	}
>  	ua->playback.usb_pipe = usb_sndisocpipe(ua->dev, usb_endpoint_num(epd));
> -	ua->playback.max_packet_bytes = le16_to_cpu(epd->wMaxPacketSize);
> +	ua->playback.max_packet_bytes = usb_endpoint_maxp(epd);
>  	return 0;
>  }
--
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