[PATCH 03/17] net2280: Remove module parameter use_msi

From: Ricardo Ribalda Delgado
Date: Fri Nov 28 2014 - 08:56:04 EST


Parameter use_msi was used to enable msi irq on usb338x chips, it was
enabled by default.

There is no reason to prefer non-msi irq on usb338x, and it falls back
to non msi on error.

Therefore remove this option.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@xxxxxxxxx>
---
drivers/usb/gadget/udc/net2280.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/gadget/udc/net2280.c b/drivers/usb/gadget/udc/net2280.c
index 27b94c6..fc5c0a2 100644
--- a/drivers/usb/gadget/udc/net2280.c
+++ b/drivers/usb/gadget/udc/net2280.c
@@ -88,11 +88,9 @@ static const char *const ep_name[] = {
* These two parameters let you use PIO or more aggressive DMA.
*/
static bool use_dma = true;
-static bool use_msi = true;

/* "modprobe net2280 use_dma=n" etc */
module_param(use_dma, bool, 0444);
-module_param(use_msi, bool, 0444);

/* mode 0 == ep-{a,b,c,d} 1K fifo each
* mode 1 == ep-{a,b} 2K fifo each, ep-{c,d} unavailable
@@ -3426,7 +3424,7 @@ static void net2280_remove(struct pci_dev *pdev)
}
if (dev->got_irq)
free_irq(pdev->irq, dev);
- if (use_msi && dev->quirks & PLX_SUPERSPEED)
+ if (dev->quirks & PLX_SUPERSPEED)
pci_disable_msi(pdev);
if (dev->regs)
iounmap(dev->regs);
@@ -3549,7 +3547,7 @@ static int net2280_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto done;
}

- if (use_msi && (dev->quirks & PLX_SUPERSPEED))
+ if (dev->quirks & PLX_SUPERSPEED)
if (pci_enable_msi(pdev))
ep_err(dev, "Failed to enable MSI mode\n");

--
2.1.3

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