[PATCH 15/51] ALSA: ens137x: Allocate resources with device-managed APIs

[Amadeusz Sławiński]

On 7/13/2021 4:28 PM, Takashi Iwai wrote:
> This patch converts the resource management in PCI esn137x drivers
> with devres as a clean up.  Each manual resource management is
> converted with the corresponding devres helper, the devres helper is
> used for the DMA buffer page allocations, and the card object release
> is managed now via card->private_free instead of a lowlevel
> snd_device.
> 
> This should give no user-visible functional changes.
> 
> Signed-off-by: Takashi Iwai <tiwai at suse.de>
> ---
>   sound/pci/ens1370.c | 115 +++++++++++---------------------------------
>   1 file changed, 27 insertions(+), 88 deletions(-)
> 
> diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c
> index 728b69dad21b..2651f0c64c06 100644
> --- a/sound/pci/ens1370.c
> +++ b/sound/pci/ens1370.c
> @@ -414,7 +414,7 @@ struct ensoniq {
>   	unsigned int spdif_stream;
>   
>   #ifdef CHIP1370
> -	struct snd_dma_buffer dma_bug;
> +	struct snd_dma_buffer *dma_bug;


You seem to touch all uses of this variable and it seems like it has a 
typo (dma_bug -> dms_buf), not sure if it can be corrected in this patch 
or separate one.