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- From ac6edc14a931f10413d4586c2d0d1f2ddc1a416a Mon Sep 17 00:00:00 2001
- From: Sam Nazarko <[email protected]>
- Date: Fri, 1 Apr 2016 17:27:21 +0100
- Subject: [PATCH] smsc95xx: Experimental: Enable turbo_mode and
- packetsize=2560 by default
- See: http://forum.kodi.tv/showthread.php?tid=285288
- ---
- drivers/net/usb/smsc95xx.c | 14 +++++++++-----
- 1 file changed, 9 insertions(+), 5 deletions(-)
- --- a/drivers/net/usb/smsc95xx.c
- +++ b/drivers/net/usb/smsc95xx.c
- @@ -86,6 +86,10 @@ static bool truesize_mode = false;
- module_param(truesize_mode, bool, 0644);
- MODULE_PARM_DESC(truesize_mode, "Report larger truesize value");
-
- +static int packetsize = 2560;
- +module_param(packetsize, int, 0644);
- +MODULE_PARM_DESC(packetsize, "Override the RX URB packet size");
- +
- static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index,
- u32 *data, int in_pm)
- {
- @@ -1109,13 +1113,13 @@ static int smsc95xx_reset(struct usbnet
-
- if (!turbo_mode) {
- burst_cap = 0;
- - dev->rx_urb_size = MAX_SINGLE_PACKET_SIZE;
- + dev->rx_urb_size = packetsize ? packetsize : MAX_SINGLE_PACKET_SIZE;
- } else if (dev->udev->speed == USB_SPEED_HIGH) {
- - burst_cap = DEFAULT_HS_BURST_CAP_SIZE / HS_USB_PKT_SIZE;
- - dev->rx_urb_size = DEFAULT_HS_BURST_CAP_SIZE;
- + dev->rx_urb_size = packetsize ? packetsize : DEFAULT_HS_BURST_CAP_SIZE;
- + burst_cap = dev->rx_urb_size / HS_USB_PKT_SIZE;
- } else {
- - burst_cap = DEFAULT_FS_BURST_CAP_SIZE / FS_USB_PKT_SIZE;
- - dev->rx_urb_size = DEFAULT_FS_BURST_CAP_SIZE;
- + dev->rx_urb_size = packetsize ? packetsize : DEFAULT_FS_BURST_CAP_SIZE;
- + burst_cap = dev->rx_urb_size / FS_USB_PKT_SIZE;
- }
-
- netif_dbg(dev, ifup, dev->net, "rx_urb_size=%ld\n",
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