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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /drivers/usb/musb/musb_core.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'drivers/usb/musb/musb_core.c')
-rw-r--r--drivers/usb/musb/musb_core.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 514a6cdae..2c624a107 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -132,7 +132,7 @@ static inline struct musb *dev_to_musb(struct device *dev)
/*-------------------------------------------------------------------------*/
#ifndef CONFIG_BLACKFIN
-static int musb_ulpi_read(struct usb_phy *phy, u32 offset)
+static int musb_ulpi_read(struct usb_phy *phy, u32 reg)
{
void __iomem *addr = phy->io_priv;
int i = 0;
@@ -151,7 +151,7 @@ static int musb_ulpi_read(struct usb_phy *phy, u32 offset)
* ULPICarKitControlDisableUTMI after clearing POWER_SUSPENDM.
*/
- musb_writeb(addr, MUSB_ULPI_REG_ADDR, (u8)offset);
+ musb_writeb(addr, MUSB_ULPI_REG_ADDR, (u8)reg);
musb_writeb(addr, MUSB_ULPI_REG_CONTROL,
MUSB_ULPI_REG_REQ | MUSB_ULPI_RDN_WR);
@@ -176,7 +176,7 @@ out:
return ret;
}
-static int musb_ulpi_write(struct usb_phy *phy, u32 offset, u32 data)
+static int musb_ulpi_write(struct usb_phy *phy, u32 val, u32 reg)
{
void __iomem *addr = phy->io_priv;
int i = 0;
@@ -191,8 +191,8 @@ static int musb_ulpi_write(struct usb_phy *phy, u32 offset, u32 data)
power &= ~MUSB_POWER_SUSPENDM;
musb_writeb(addr, MUSB_POWER, power);
- musb_writeb(addr, MUSB_ULPI_REG_ADDR, (u8)offset);
- musb_writeb(addr, MUSB_ULPI_REG_DATA, (u8)data);
+ musb_writeb(addr, MUSB_ULPI_REG_ADDR, (u8)reg);
+ musb_writeb(addr, MUSB_ULPI_REG_DATA, (u8)val);
musb_writeb(addr, MUSB_ULPI_REG_CONTROL, MUSB_ULPI_REG_REQ);
while (!(musb_readb(addr, MUSB_ULPI_REG_CONTROL)
@@ -1051,6 +1051,7 @@ void musb_start(struct musb *musb)
* (c) peripheral initiates, using SRP
*/
if (musb->port_mode != MUSB_PORT_MODE_HOST &&
+ musb->xceiv->otg->state != OTG_STATE_A_WAIT_BCON &&
(devctl & MUSB_DEVCTL_VBUS) == MUSB_DEVCTL_VBUS) {
musb->is_active = 1;
} else {
@@ -2448,6 +2449,9 @@ static int musb_suspend(struct device *dev)
struct musb *musb = dev_to_musb(dev);
unsigned long flags;
+ musb_platform_disable(musb);
+ musb_generic_disable(musb);
+
spin_lock_irqsave(&musb->lock, flags);
if (is_peripheral_active(musb)) {
@@ -2501,6 +2505,9 @@ static int musb_resume(struct device *dev)
pm_runtime_disable(dev);
pm_runtime_set_active(dev);
pm_runtime_enable(dev);
+
+ musb_start(musb);
+
return 0;
}