This patch converts the resource management in PCI rme32 driver with devres as a clean up. Each manual resource management is converted with the corresponding devres helper.
This should give no user-visible functional changes.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/pci/rme32.c | 49 +++++++++++------------------------------------ 1 file changed, 11 insertions(+), 38 deletions(-)
diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c index b5b357853c94..5b6bd9f0b2f7 100644 --- a/sound/pci/rme32.c +++ b/sound/pci/rme32.c @@ -1278,27 +1278,10 @@ static const struct snd_pcm_ops snd_rme32_capture_adat_fd_ops = { .ack = snd_rme32_capture_fd_ack, };
-static void snd_rme32_free(void *private_data) +static void snd_rme32_free(struct rme32 *rme32) { - struct rme32 *rme32 = (struct rme32 *) private_data; - - if (rme32 == NULL) { - return; - } - if (rme32->irq >= 0) { + if (rme32->irq >= 0) snd_rme32_pcm_stop(rme32, 0); - free_irq(rme32->irq, (void *) rme32); - rme32->irq = -1; - } - if (rme32->iobase) { - iounmap(rme32->iobase); - rme32->iobase = NULL; - } - if (rme32->port) { - pci_release_regions(rme32->pci); - rme32->port = 0; - } - pci_disable_device(rme32->pci); }
static void snd_rme32_free_spdif_pcm(struct snd_pcm *pcm) @@ -1322,7 +1305,7 @@ static int snd_rme32_create(struct rme32 *rme32) rme32->irq = -1; spin_lock_init(&rme32->lock);
- err = pci_enable_device(pci); + err = pcim_enable_device(pci); if (err < 0) return err;
@@ -1331,16 +1314,16 @@ static int snd_rme32_create(struct rme32 *rme32) return err; rme32->port = pci_resource_start(rme32->pci, 0);
- rme32->iobase = ioremap(rme32->port, RME32_IO_SIZE); + rme32->iobase = devm_ioremap(&pci->dev, rme32->port, RME32_IO_SIZE); if (!rme32->iobase) { dev_err(rme32->card->dev, "unable to remap memory region 0x%lx-0x%lx\n", - rme32->port, rme32->port + RME32_IO_SIZE - 1); + rme32->port, rme32->port + RME32_IO_SIZE - 1); return -ENOMEM; }
- if (request_irq(pci->irq, snd_rme32_interrupt, IRQF_SHARED, - KBUILD_MODNAME, rme32)) { + if (devm_request_irq(&pci->dev, pci->irq, snd_rme32_interrupt, + IRQF_SHARED, KBUILD_MODNAME, rme32)) { dev_err(rme32->card->dev, "unable to grab IRQ %d\n", pci->irq); return -EBUSY; } @@ -1907,8 +1890,8 @@ snd_rme32_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) return -ENOENT; }
- err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, - sizeof(struct rme32), &card); + err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, + sizeof(*rme32), &card); if (err < 0) return err; card->private_free = snd_rme32_card_free; @@ -1918,10 +1901,8 @@ snd_rme32_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) if (fullduplex[dev]) rme32->fullduplex_mode = 1; err = snd_rme32_create(rme32); - if (err < 0) { - snd_card_free(card); + if (err < 0) return err; - }
strcpy(card->driver, "Digi32"); switch (rme32->pci->device) { @@ -1939,25 +1920,17 @@ snd_rme32_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) card->shortname, rme32->rev, rme32->port, rme32->irq);
err = snd_card_register(card); - if (err < 0) { - snd_card_free(card); + if (err < 0) return err; - } pci_set_drvdata(pci, card); dev++; return 0; }
-static void snd_rme32_remove(struct pci_dev *pci) -{ - snd_card_free(pci_get_drvdata(pci)); -} - static struct pci_driver rme32_driver = { .name = KBUILD_MODNAME, .id_table = snd_rme32_ids, .probe = snd_rme32_probe, - .remove = snd_rme32_remove, };
module_pci_driver(rme32_driver);