diff options
| author |   Christoph Hellwig <hch@lst.de> | 2016-09-11 10:31:28 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-12-21 07:04:42 -0200 |
| commit | 78ccbf9ff89bd7a20d36be039cb3eab71081648c (patch) | |
| tree | da6ef0e1c7244791dfcea6907cba2b47ab2058f5 /drivers/media | |
| parent | [media] cec: fix race between configuring and unconfiguring (diff) | |
| download | linux-dev-78ccbf9ff89bd7a20d36be039cb3eab71081648c.tar.xz linux-dev-78ccbf9ff89bd7a20d36be039cb3eab71081648c.zip | |
[media] media/cobalt: use pci_irq_allocate_vectors
Simply the interrupt setup by using the new PCI layer helpers.
Despite using pci_enable_msi_range, this driver was only requesting a
single MSI vector anyway.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/pci/cobalt/cobalt-driver.c | 8 | ||||
| -rw-r--r-- | drivers/media/pci/cobalt/cobalt-driver.h | 2 |
2 files changed, 2 insertions, 8 deletions
diff --git a/drivers/media/pci/cobalt/cobalt-driver.c b/drivers/media/pci/cobalt/cobalt-driver.c index 979634000597..d5c911c09e2b 100644 --- a/drivers/media/pci/cobalt/cobalt-driver.c +++ b/drivers/media/pci/cobalt/cobalt-driver.c @@ -308,9 +308,7 @@ static void cobalt_pci_iounmap(struct cobalt *cobalt, struct pci_dev *pci_dev) static void cobalt_free_msi(struct cobalt *cobalt, struct pci_dev *pci_dev) { free_irq(pci_dev->irq, (void *)cobalt); - - if (cobalt->msi_enabled) - pci_disable_msi(pci_dev); + pci_free_irq_vectors(pci_dev); } static int cobalt_setup_pci(struct cobalt *cobalt, struct pci_dev *pci_dev, @@ -387,14 +385,12 @@ static int cobalt_setup_pci(struct cobalt *cobalt, struct pci_dev *pci_dev, from being generated. */ cobalt_set_interrupt(cobalt, false); - if (pci_enable_msi_range(pci_dev, 1, 1) < 1) { + if (pci_alloc_irq_vectors(pci_dev, 1, 1, PCI_IRQ_MSI) < 1) { cobalt_err("Could not enable MSI\n"); - cobalt->msi_enabled = false; ret = -EIO; goto err_release; } msi_config_show(cobalt, pci_dev); - cobalt->msi_enabled = true; /* Register IRQ */ if (request_irq(pci_dev->irq, cobalt_irq_handler, IRQF_SHARED, diff --git a/drivers/media/pci/cobalt/cobalt-driver.h b/drivers/media/pci/cobalt/cobalt-driver.h index ed00dc9d9399..00f773ec359a 100644 --- a/drivers/media/pci/cobalt/cobalt-driver.h +++ b/drivers/media/pci/cobalt/cobalt-driver.h @@ -287,8 +287,6 @@ struct cobalt { u32 irq_none; u32 irq_full_fifo; - bool msi_enabled; - /* omnitek dma */ int dma_channels; int first_fifo_channel; |