2017-03-04 18:37:50 +00:00
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From 8272cd893c3bca2f047dcf06ae11d9ada6d26f33 Mon Sep 17 00:00:00 2001
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2017-02-07 20:07:54 +00:00
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From: Sam Nazarko <email@samnazarko.co.uk>
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Date: Fri, 1 Apr 2016 17:27:21 +0100
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Subject: [PATCH] smsc95xx: Experimental: Enable turbo_mode and packetsize=2560
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by default
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See: http://forum.kodi.tv/showthread.php?tid=285288
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---
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drivers/net/usb/smsc95xx.c | 14 +++++++++-----
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1 file changed, 9 insertions(+), 5 deletions(-)
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--- a/drivers/net/usb/smsc95xx.c
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+++ b/drivers/net/usb/smsc95xx.c
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@@ -86,6 +86,10 @@ static bool truesize_mode = false;
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module_param(truesize_mode, bool, 0644);
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MODULE_PARM_DESC(truesize_mode, "Report larger truesize value");
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+static int packetsize = 2560;
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+module_param(packetsize, int, 0644);
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+MODULE_PARM_DESC(packetsize, "Override the RX URB packet size");
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+
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static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index,
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u32 *data, int in_pm)
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{
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@@ -1106,13 +1110,13 @@ static int smsc95xx_reset(struct usbnet
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if (!turbo_mode) {
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burst_cap = 0;
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- dev->rx_urb_size = MAX_SINGLE_PACKET_SIZE;
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+ dev->rx_urb_size = packetsize ? packetsize : MAX_SINGLE_PACKET_SIZE;
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} else if (dev->udev->speed == USB_SPEED_HIGH) {
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- burst_cap = DEFAULT_HS_BURST_CAP_SIZE / HS_USB_PKT_SIZE;
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- dev->rx_urb_size = DEFAULT_HS_BURST_CAP_SIZE;
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+ dev->rx_urb_size = packetsize ? packetsize : DEFAULT_HS_BURST_CAP_SIZE;
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+ burst_cap = dev->rx_urb_size / HS_USB_PKT_SIZE;
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} else {
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- burst_cap = DEFAULT_FS_BURST_CAP_SIZE / FS_USB_PKT_SIZE;
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- dev->rx_urb_size = DEFAULT_FS_BURST_CAP_SIZE;
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+ dev->rx_urb_size = packetsize ? packetsize : DEFAULT_FS_BURST_CAP_SIZE;
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+ burst_cap = dev->rx_urb_size / FS_USB_PKT_SIZE;
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}
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netif_dbg(dev, ifup, dev->net, "rx_urb_size=%ld\n",
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