diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/820-usb-0013-MLK-9785-1-usb-host-ehci-hcd-enable-park-mode.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/820-usb-0013-MLK-9785-1-usb-host-ehci-hcd-enable-park-mode.patch | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/target/linux/layerscape/patches-5.4/820-usb-0013-MLK-9785-1-usb-host-ehci-hcd-enable-park-mode.patch b/target/linux/layerscape/patches-5.4/820-usb-0013-MLK-9785-1-usb-host-ehci-hcd-enable-park-mode.patch deleted file mode 100644 index f7da7b23d5..0000000000 --- a/target/linux/layerscape/patches-5.4/820-usb-0013-MLK-9785-1-usb-host-ehci-hcd-enable-park-mode.patch +++ /dev/null @@ -1,38 +0,0 @@ -From df4f2de9834b02c58bc59cbd6c148db03fcbaba5 Mon Sep 17 00:00:00 2001 -From: Peter Chen <peter.chen@freescale.com> -Date: Tue, 4 Nov 2014 20:46:15 +0800 -Subject: [PATCH] MLK-9785-1 usb: host: ehci-hcd: enable park mode - -Enable park mode will improve the performance a lot at USB ethernet use -case, but a little at USB mass storage use case, and it is not harm from -the tests. Below the performance comparison at imx6sl: - -USB Ethernet (Mbps) - Default Enable Park -TX 192 262 -RX 262 290 - -USB Mass Storage (MB/s) -Read 21.8 22.9 -Write 19.5 22.8 - -This patch is used for freescale internal. - -Signed-off-by: Peter Chen <peter.chen@freescale.com> -(cherry picked from commit b2289a78958859cff37508e4db0314463f33c2e0) -(cherry picked from commit 233f37db41b01b0f827b91422711642228371615) ---- - drivers/usb/host/ehci-hcd.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/usb/host/ehci-hcd.c -+++ b/drivers/usb/host/ehci-hcd.c -@@ -81,7 +81,7 @@ module_param (log2_irq_thresh, int, S_IR - MODULE_PARM_DESC (log2_irq_thresh, "log2 IRQ latency, 1-64 microframes"); - - /* initial park setting: slower than hw default */ --static unsigned park = 0; -+static unsigned park = 3; - module_param (park, uint, S_IRUGO); - MODULE_PARM_DESC (park, "park setting; 1-3 back-to-back async packets"); - |