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ALSA: usb-audio: convert tasklets to use new tasklet_setup() API

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In preparation for unconditionally passing the
struct tasklet_struct pointer to all tasklet
callbacks, switch to using the new tasklet_setup()
and from_tasklet() to pass the tasklet pointer explicitly.

Signed-off-by: Romain Perier <romain.perier@gmail.com>
Signed-off-by: Allen Pais <allen.lkml@gmail.com>
Link: https://lore.kernel.org/r/20200902040221.354941-10-allen.lkml@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Allen Pais
2020-09-02 09:32:20 +05:30
committed by Takashi Iwai
parent ad77b35abb
commit 7fbf9547f3
1 changed files with 3 additions and 4 deletions
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7
sound/usb/midi.c
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@@ -344,10 +344,9 @@ static void snd_usbmidi_do_output(struct snd_usb_midi_out_endpoint *ep)
spin_unlock_irqrestore(&ep->buffer_lock, flags); spin_unlock_irqrestore(&ep->buffer_lock, flags);
} }
static void snd_usbmidi_out_tasklet(unsigned long data) static void snd_usbmidi_out_tasklet(struct tasklet_struct *t)
{ {
struct snd_usb_midi_out_endpoint *ep = struct snd_usb_midi_out_endpoint *ep = from_tasklet(ep, t, tasklet);
(struct snd_usb_midi_out_endpoint *) data;
snd_usbmidi_do_output(ep); snd_usbmidi_do_output(ep);
} }
@@ -1441,7 +1440,7 @@ static int snd_usbmidi_out_endpoint_create(struct snd_usb_midi *umidi,
} }
spin_lock_init(&ep->buffer_lock); spin_lock_init(&ep->buffer_lock);
tasklet_init(&ep->tasklet, snd_usbmidi_out_tasklet, (unsigned long)ep); tasklet_setup(&ep->tasklet, snd_usbmidi_out_tasklet);
init_waitqueue_head(&ep->drain_wait); init_waitqueue_head(&ep->drain_wait);
for (i = 0; i < 0x10; ++i) for (i = 0; i < 0x10; ++i)