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SubjectRe: [PATCH 28/33] ALSA: dice use match_string() helper
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Hi,

On May 21 2018 20:58, Yisheng Xie wrote:
> match_string() returns the index of an array for a matching string,
> which can be used intead of open coded variant.
>
> Cc: Clemens Ladisch <clemens@ladisch.de>
> Cc: Jaroslav Kysela <perex@perex.cz>
> Cc: Takashi Iwai <tiwai@suse.com>
> Cc: Takashi Sakamoto <o-takashi@sakamocchi.jp>
> Cc: alsa-devel@alsa-project.org
> Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
> ---
> sound/firewire/dice/dice.c | 8 +-------
> 1 file changed, 1 insertion(+), 7 deletions(-)

I'm welcome to this change, while in the latest subsystem tree for v4.18
the 'force_to_pcm_support()' local function was removed by my patch[1].
Your patch can be abandon.

> diff --git a/sound/firewire/dice/dice.c b/sound/firewire/dice/dice.c
> index 96bb01b..0639074 100644
> --- a/sound/firewire/dice/dice.c
> +++ b/sound/firewire/dice/dice.c
> @@ -35,19 +35,13 @@ static bool force_two_pcm_support(struct fw_unit *unit)
> "SAFFIRE_PRO_40_1",
> };
> char model[32];
> - unsigned int i;
> int err;
>
> err = fw_csr_string(unit->directory, CSR_MODEL, model, sizeof(model));
> if (err < 0)
> return false;
>
> - for (i = 0; i < ARRAY_SIZE(models); i++) {
> - if (strcmp(models[i], model) == 0)
> - break;
> - }
> -
> - return i < ARRAY_SIZE(models);
> + return match_string(models, ARRAY_SIZE(models), model) >= 0;
> }
>
> static int check_dice_category(struct fw_unit *unit)

[1] ALSA: dice: remove local frag of force_two_pcms
https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git/commit/?h=for-next&id=9c367c01d3d5


Thanks

Takashi Sakamoto

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