sysmo-bts
/
u-boot
9
0
Fork 0
Code Pull Requests Releases Activity

usb: fix: Fixing Port status and feature number constants 

Fix the Port status bit constants and Port feature number
constants as a part of USB 2.0 and USB 3.0 Hub class.

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
This commit is contained in:
Vivek Gautam 2013-04-24 02:50:12 +00:00 committed by Marek Vasut
parent 0bf796f7ae
commit 55f4b57542
2 changed files with 51 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
common/usb_hub.c
View File

@ -170,14 +170,24 @@ static struct usb_hub_device *usb_hub_allocate(void)
static inline char *portspeed(int portstatus)
{
if (portstatus & (1 << USB_PORT_FEAT_SUPERSPEED))
return "5 Gb/s";
else if (portstatus & (1 << USB_PORT_FEAT_HIGHSPEED))
return "480 Mb/s";
else if (portstatus & (1 << USB_PORT_FEAT_LOWSPEED))
return "1.5 Mb/s";
else
return "12 Mb/s";
char *speed_str;
switch (portstatus & USB_PORT_STAT_SPEED_MASK) {
case USB_PORT_STAT_SUPER_SPEED:
speed_str = "5 Gb/s";
break;
case USB_PORT_STAT_HIGH_SPEED:
speed_str = "480 Mb/s";
break;
case USB_PORT_STAT_LOW_SPEED:
speed_str = "1.5 Mb/s";
break;
default:
speed_str = "12 Mb/s";
break;
}
return speed_str;
}
int hub_port_reset(struct usb_device *dev, int port,
@ -275,14 +285,20 @@ void usb_hub_port_connect_change(struct usb_device *dev, int port)
/* Allocate a new device struct for it */
usb = usb_alloc_new_device(dev->controller);
if (portstatus & USB_PORT_STAT_SUPER_SPEED)
switch (portstatus & USB_PORT_STAT_SPEED_MASK) {
case USB_PORT_STAT_SUPER_SPEED:
usb->speed = USB_SPEED_SUPER;
else if (portstatus & USB_PORT_STAT_HIGH_SPEED)
break;
case USB_PORT_STAT_HIGH_SPEED:
usb->speed = USB_SPEED_HIGH;
else if (portstatus & USB_PORT_STAT_LOW_SPEED)
break;
case USB_PORT_STAT_LOW_SPEED:
usb->speed = USB_SPEED_LOW;
else
break;
default:
usb->speed = USB_SPEED_FULL;
break;
}
dev->children[port] = usb;
usb->parent = dev;

39
include/usb_defs.h
View File

@ -215,8 +215,6 @@
#define USB_PORT_FEAT_POWER 8
#define USB_PORT_FEAT_LOWSPEED 9
#define USB_PORT_FEAT_HIGHSPEED 10
#define USB_PORT_FEAT_FULLSPEED 11
#define USB_PORT_FEAT_SUPERSPEED 12
#define USB_PORT_FEAT_C_CONNECTION 16
#define USB_PORT_FEAT_C_ENABLE 17
#define USB_PORT_FEAT_C_SUSPEND 18
@ -224,6 +222,17 @@
#define USB_PORT_FEAT_C_RESET 20
#define USB_PORT_FEAT_TEST 21
/*
* Changes to Port feature numbers for Super speed,
* from USB 3.0 spec Table 10-8
*/
#define USB_SS_PORT_FEAT_U1_TIMEOUT 23
#define USB_SS_PORT_FEAT_U2_TIMEOUT 24
#define USB_SS_PORT_FEAT_C_LINK_STATE 25
#define USB_SS_PORT_FEAT_C_CONFIG_ERROR 26
#define USB_SS_PORT_FEAT_BH_RESET 28
#define USB_SS_PORT_FEAT_C_BH_RESET 29
/* wPortStatus bits */
#define USB_PORT_STAT_CONNECTION 0x0001
#define USB_PORT_STAT_ENABLE 0x0002
@ -233,20 +242,18 @@
#define USB_PORT_STAT_POWER 0x0100
#define USB_PORT_STAT_LOW_SPEED 0x0200
#define USB_PORT_STAT_HIGH_SPEED 0x0400 /* support for EHCI */
#define USB_PORT_STAT_FULL_SPEED 0x0800
#define USB_PORT_STAT_SUPER_SPEED 0x1000 /* support for XHCI */
#define USB_PORT_STAT_SPEED \
(USB_PORT_STAT_LOW_SPEED | USB_PORT_STAT_HIGH_SPEED | \
USB_PORT_STAT_FULL_SPEED | USB_PORT_STAT_SUPER_SPEED)
#define USB_PORT_STAT_SUPER_SPEED 0x0600 /* faking support to XHCI */
#define USB_PORT_STAT_SPEED_MASK \
(USB_PORT_STAT_LOW_SPEED | USB_PORT_STAT_HIGH_SPEED)
/*
* Additions to wPortStatus bit field from USB 3.0
* See USB 3.0 spec Table 10-10
* Changes to wPortStatus bit field in USB 3.0
* See USB 3.0 spec Table 10-11
*/
#define USB_PORT_STAT_LINK_STATE 0x01e0
#define USB_SS_PORT_STAT_LINK_STATE 0x01e0
#define USB_SS_PORT_STAT_POWER 0x0200
#define USB_SS_PORT_STAT_SPEED 0x1c00
#define USB_PORT_STAT_SPEED_5GBPS 0x0000
#define USB_SS_PORT_STAT_SPEED_5GBPS 0x0000
/* wPortChange bits */
#define USB_PORT_STAT_C_CONNECTION 0x0001
@ -256,12 +263,12 @@
#define USB_PORT_STAT_C_RESET 0x0010
/*
* Addition to wPortChange bit fields form USB 3.0
* See USB 3.0 spec Table 10-11
* Changes to wPortChange bit fields in USB 3.0
* See USB 3.0 spec Table 10-12
*/
#define USB_PORT_STAT_C_BH_RESET 0x0020
#define USB_PORT_STAT_C_LINK_STATE 0x0040
#define USB_PORT_STAT_C_CONFIG_ERROR 0x0080
#define USB_SS_PORT_STAT_C_BH_RESET 0x0020
#define USB_SS_PORT_STAT_C_LINK_STATE 0x0040
#define USB_SS_PORT_STAT_C_CONFIG_ERROR 0x0080
/* wHubCharacteristics (masks) */
#define HUB_CHAR_LPSM 0x0003