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Subject[PATCH 02/17] net2280: remove full_speed module parameter
Date
This patch removes the full_speed parameter used force full-speed
operation.

It was designed exclusively for testing purposes, and there is no
reason to maintain this in a production kernel.

Reverts: 2f0760774711c957c395b31131b848043af98edf
Suggested-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
---
drivers/usb/gadget/udc/net2280.c | 18 +-----------------
1 file changed, 1 insertion(+), 17 deletions(-)

diff --git a/drivers/usb/gadget/udc/net2280.c b/drivers/usb/gadget/udc/net2280.c
index 08c16ee..27b94c6 100644
--- a/drivers/usb/gadget/udc/net2280.c
+++ b/drivers/usb/gadget/udc/net2280.c
@@ -113,11 +113,6 @@ static bool enable_suspend;
/* "modprobe net2280 enable_suspend=1" etc */
module_param(enable_suspend, bool, 0444);

-/* force full-speed operation */
-static bool full_speed;
-module_param(full_speed, bool, 0444);
-MODULE_PARM_DESC(full_speed, "force full-speed mode -- for testing only!");
-
#define DIR_STRING(bAddress) (((bAddress) & USB_DIR_IN) ? "in" : "out")

static char *type_string(u8 bmAttributes)
@@ -2291,11 +2286,7 @@ static int net2280_start(struct usb_gadget *_gadget,
if (retval)
goto err_func;

- /* Enable force-full-speed testing mode, if desired */
- if (full_speed && (dev->quirks & PLX_LEGACY))
- writel(BIT(FORCE_FULL_SPEED_MODE), &dev->usb->xcvrdiag);
-
- /* ... then enable host detection and ep0; and we're ready
+ /* enable host detection and ep0; and we're ready
* for set_configuration as well as eventual disconnect.
*/
net2280_led_active(dev, 1);
@@ -2353,10 +2344,6 @@ static int net2280_stop(struct usb_gadget *_gadget)

net2280_led_active(dev, 0);

- /* Disable full-speed test mode */
- if (dev->quirks & PLX_LEGACY)
- writel(0, &dev->usb->xcvrdiag);
-
device_remove_file(&dev->pdev->dev, &dev_attr_function);
device_remove_file(&dev->pdev->dev, &dev_attr_queues);

@@ -3655,9 +3642,6 @@ static void net2280_shutdown(struct pci_dev *pdev)
/* disable the pullup so the host will think we're gone */
writel(0, &dev->usb->usbctl);

- /* Disable full-speed test mode */
- if (dev->quirks & PLX_LEGACY)
- writel(0, &dev->usb->xcvrdiag);
}


--
2.1.3


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