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parport_pc: Add a mode mask field for PCI devices

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Add a mode mask field for PCI devices and use `__parport_pc_probe_port'
in place of `parport_pc_probe_port' to apply it.

Signed-off-by: Maciej W. Rozycki <macro@orcam.me.uk>
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Link: https://lore.kernel.org/r/20230108215656.6433-4-sudipm.mukherjee@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Maciej W. Rozycki 2023-01-08 21:56:53 +00:00 committed by Greg Kroah-Hartman
parent 6640727fc5
commit 69e8246310
1 changed files with 7 additions and 3 deletions
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10
drivers/parport/parport_pc.c
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@ -2659,6 +2659,9 @@ static struct parport_pc_pci {
/* -1 if not there, >6 for offset-method (max BAR is 6) */
} addr[4];
/* Bit field of parport modes to exclude. */
unsigned int mode_mask;
/* If set, this is called immediately after pci_enable_device.
* If it returns non-zero, no probing will take place and the
* ports will not be used. */
@ -2862,9 +2865,10 @@ static int parport_pc_pci_probe(struct pci_dev *dev,
id->vendor, id->device, io_lo, io_hi, irq);
}
data->ports[count] =
parport_pc_probe_port(io_lo, io_hi, irq,
PARPORT_DMA_NONE, &dev->dev,
IRQF_SHARED);
__parport_pc_probe_port(io_lo, io_hi, irq,
PARPORT_DMA_NONE, &dev->dev,
IRQF_SHARED,
cards[i].mode_mask, 0);
if (data->ports[count])
count++;
}