From 4cd09cb64684d5a8afe16055c9d3a906bb962d02 Mon Sep 17 00:00:00 2001 From: Sam Nazarko Date: Fri, 1 Apr 2016 17:27:21 +0100 Subject: [PATCH 003/782] 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",