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integrate 2.6.28 specific patch into the usb driver

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SVN-Revision: 15975
This commit is contained in:
Gabor Juhos 2009-05-22 06:46:42 +00:00
parent cf935e7613
commit cbb550605f
5 changed files with 10 additions and 90 deletions
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1
target/linux/adm5120/files/drivers/usb/host/adm5120-drv.c
View File

@ -174,7 +174,6 @@ static const struct hc_driver adm5120_hc_driver = {
*/
.hub_status_data = admhc_hub_status_data,
.hub_control = admhc_hub_control,
.hub_irq_enable = admhc_hub_irq_enable,
#ifdef CONFIG_PM
.bus_suspend = admhc_bus_suspend,
.bus_resume = admhc_bus_resume,

2
target/linux/adm5120/files/drivers/usb/host/adm5120-hcd.c
View File

@ -46,7 +46,7 @@
#include "../core/hcd.h"
#include "../core/hub.h"
#define DRIVER_VERSION "0.25.0"
#define DRIVER_VERSION "0.27.0"
#define DRIVER_AUTHOR "Gabor Juhos <juhosg@openwrt.org>"
#define DRIVER_DESC "ADMtek USB 1.1 Host Controller Driver"

14
target/linux/adm5120/files/drivers/usb/host/adm5120-hub.c
View File

@ -63,20 +63,6 @@
/*-------------------------------------------------------------------------*/
/* hcd->hub_irq_enable() */
static void admhc_hub_irq_enable(struct usb_hcd *hcd)
{
struct admhcd *ahcd = hcd_to_admhcd(hcd);
spin_lock_irq(&ahcd->lock);
if (!ahcd->autostop)
del_timer(&hcd->rh_timer); /* Prevent next poll */
admhc_intr_enable(ahcd, ADMHC_INTR_INSM);
spin_unlock_irq(&ahcd->lock);
}
/*-------------------------------------------------------------------------*/
/* build "status change" packet (one or two bytes) from HC registers */
static int

14
target/linux/adm5120/files/drivers/usb/host/adm5120-pm.c
View File

@ -432,13 +432,17 @@ static inline int admhc_rh_resume(struct admhcd *ahcd)
static int admhc_root_hub_state_changes(struct admhcd *ahcd, int changed,
int any_connected)
{
int poll_rh = 1;
/* keep on polling until RHSC is enabled */
/* If INSM is enabled, don't poll */
if (admhc_readl(ahcd, &ahcd->regs->int_enable) & ADMHC_INTR_INSM)
poll_rh = 0;
return 0;
return poll_rh;
/* If no status changes are pending, enable status-change interrupts */
if (!changed) {
admhc_intr_enable(ahcd, ADMHC_INTR_INSM);
return 0;
}
return 1;
}
#endif /* CONFIG_PM */

69
target/linux/adm5120/patches-2.6.28/800-usb_automatically_enable_rhsc_interrupt.patch
View File

@ -1,69 +0,0 @@
--- a/drivers/usb/host/adm5120-drv.c
+++ b/drivers/usb/host/adm5120-drv.c
@@ -174,7 +174,6 @@ static const struct hc_driver adm5120_hc
*/
.hub_status_data = admhc_hub_status_data,
.hub_control = admhc_hub_control,
- .hub_irq_enable = admhc_hub_irq_enable,
#ifdef CONFIG_PM
.bus_suspend = admhc_bus_suspend,
.bus_resume = admhc_bus_resume,
--- a/drivers/usb/host/adm5120-hub.c
+++ b/drivers/usb/host/adm5120-hub.c
@@ -63,20 +63,6 @@
/*-------------------------------------------------------------------------*/
-/* hcd->hub_irq_enable() */
-static void admhc_hub_irq_enable(struct usb_hcd *hcd)
-{
- struct admhcd *ahcd = hcd_to_admhcd(hcd);
-
- spin_lock_irq(&ahcd->lock);
- if (!ahcd->autostop)
- del_timer(&hcd->rh_timer); /* Prevent next poll */
- admhc_intr_enable(ahcd, ADMHC_INTR_INSM);
- spin_unlock_irq(&ahcd->lock);
-}
-
-/*-------------------------------------------------------------------------*/
-
/* build "status change" packet (one or two bytes) from HC registers */
static int
--- a/drivers/usb/host/adm5120-pm.c
+++ b/drivers/usb/host/adm5120-pm.c
@@ -432,13 +432,17 @@ static inline int admhc_rh_resume(struct
static int admhc_root_hub_state_changes(struct admhcd *ahcd, int changed,
int any_connected)
{
- int poll_rh = 1;
-
- /* keep on polling until RHSC is enabled */
+ /* If INSM is enabled, don't poll */
if (admhc_readl(ahcd, &ahcd->regs->int_enable) & ADMHC_INTR_INSM)
- poll_rh = 0;
+ return 0;
+
+ /* If no status changes are pending, enable status-change interrupts */
+ if (!changed) {
+ admhc_intr_enable(ahcd, ADMHC_INTR_INSM);
+ return 0;
+ }
- return poll_rh;
+ return 1;
}
#endif /* CONFIG_PM */
--- a/drivers/usb/host/adm5120-hcd.c
+++ b/drivers/usb/host/adm5120-hcd.c
@@ -46,7 +46,7 @@
#include "../core/hcd.h"
#include "../core/hub.h"
-#define DRIVER_VERSION "0.25.0"
+#define DRIVER_VERSION "0.27.0"
#define DRIVER_AUTHOR "Gabor Juhos <juhosg@openwrt.org>"
#define DRIVER_DESC "ADMtek USB 1.1 Host Controller Driver"