Subject: Re: linux-next: manual merge of the usb tree with the sound tree

From: Daniel Mack <[email-masked]>
Date: Fri, 30 Apr 2010 07:59:14 +0200

On Fri, Apr 30, 2010 at 03:51:34PM +1000, Stephen Rothwell wrote:
> Today's linux-next merge of the usb tree got a conflict in
> sound/usb/usbaudio.c between commit
> e5779998bf8b70e48a6cc208c8b61b33bd6117ea ("ALSA: usb-audio: refactor
> code") from the sound tree and commit
> 3cc96f50329227fbf34de2459491901b6ee1c98c ("USB: rename usb_buffer_alloc()
> and usb_buffer_free() users") from the usb tree.
> 
> The former moved the relevant code from usbaudio.c to urb.c, so I applied
> the changes from the latter to that (see below).

Oops, yes. Ironically, these are both my patches.
Thanks for fixing this up, Stephen.

Daniel

> From: Stephen Rothwell <[email-masked]>
> Date: Fri, 30 Apr 2010 14:44:54 +1000
> Subject: [PATCH] sound: fixup for usb_buffer_alloc/free rename
> 
> Signed-off-by: Stephen Rothwell <[email-masked]>
> ---
>  sound/usb/urb.c |   10 +++++-----
>  1 files changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/sound/usb/urb.c b/sound/usb/urb.c
> index 5570a2b..de607d4 100644
> --- a/sound/usb/urb.c
> +++ b/sound/usb/urb.c
> @@ -101,7 +101,7 @@ static void release_urb_ctx(struct snd_urb_ctx *u)
>  {
>  	if (u->urb) {
>  		if (u->buffer_size)
> -			usb_buffer_free(u->subs->dev, u->buffer_size,
> +			usb_free_coherent(u->subs->dev, u->buffer_size,
>  					u->urb->transfer_buffer,
>  					u->urb->transfer_dma);
>  		usb_free_urb(u->urb);
> @@ -154,7 +154,7 @@ void snd_usb_release_substream_urbs(struct snd_usb_substream *subs, int force)
>  		release_urb_ctx(&subs->dataurb[i]);
>  	for (i = 0; i < SYNC_URBS; i++)
>  		release_urb_ctx(&subs->syncurb[i]);
> -	usb_buffer_free(subs->dev, SYNC_URBS * 4,
> +	usb_free_coherent(subs->dev, SYNC_URBS * 4,
>  			subs->syncbuf, subs->sync_dma);
>  	subs->syncbuf = NULL;
>  	subs->nurbs = 0;
> @@ -308,8 +308,8 @@ int snd_usb_init_substream_urbs(struct snd_usb_substream *subs,
>  		if (!u->urb)
>  			goto out_of_memory;
>  		u->urb->transfer_buffer =
> -			usb_buffer_alloc(subs->dev, u->buffer_size, GFP_KERNEL,
> -					 &u->urb->transfer_dma);
> +			usb_alloc_coherent(subs->dev, u->buffer_size,
> +					   GFP_KERNEL, &u->urb->transfer_dma);
>  		if (!u->urb->transfer_buffer)
>  			goto out_of_memory;
>  		u->urb->pipe = subs->datapipe;
> @@ -321,7 +321,7 @@ int snd_usb_init_substream_urbs(struct snd_usb_substream *subs,
>  
>  	if (subs->syncpipe) {
>  		/* allocate and initialize sync urbs */
> -		subs->syncbuf = usb_buffer_alloc(subs->dev, SYNC_URBS * 4,
> +		subs->syncbuf = usb_alloc_coherent(subs->dev, SYNC_URBS * 4,
>  						 GFP_KERNEL, &subs->sync_dma);
>  		if (!subs->syncbuf)
>  			goto out_of_memory;
> -- 
> 1.7.1