diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-01-11 16:31:36 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-19 14:20:23 +0100 |
| commit | 6d59225f2da7e8db31aa10b458eef7e8d8f53076 (patch) | |
| tree | bf689edcd599529b7bbf8426652ec39585681d8b /drivers/tty/serial/8250/8250_mid.c | |
| parent | 4831e0d9054c62c0bd134315de34e7701804707a (diff) | |
serial: 8250_mid: enable MSI on Denverton
Enable MSI type of interrupt if PCI BIOS supports it.
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/8250/8250_mid.c')
| -rw-r--r-- | drivers/tty/serial/8250/8250_mid.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_mid.c b/drivers/tty/serial/8250/8250_mid.c index 6730d9eef81e..85011c9ac0ee 100644 --- a/drivers/tty/serial/8250/8250_mid.c +++ b/drivers/tty/serial/8250/8250_mid.c @@ -164,8 +164,14 @@ static int dnv_setup(struct mid8250 *mid, struct uart_port *p) unsigned int bar = FL_GET_BASE(mid->board->flags); int ret; + ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES); + if (ret < 0) + return ret; + + p->irq = pci_irq_vector(pdev, 0); + chip->dev = &pdev->dev; - chip->irq = pdev->irq; + chip->irq = pci_irq_vector(pdev, 0); chip->regs = p->membase; chip->length = pci_resource_len(pdev, bar); chip->offset = DNV_DMA_CHAN_OFFSET; |