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Subject[PATCHv4 15/19] usb: musb: Start using struct usb_otg
Date
Use struct usb_otg members with OTG specific functions instead
of usb_phy members.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
---
drivers/usb/musb/am35x.c | 5 +++--
drivers/usb/musb/da8xx.c | 5 +++--
drivers/usb/musb/davinci.c | 7 ++++---
drivers/usb/musb/musb_core.c | 11 ++++++-----
drivers/usb/musb/musb_virthub.c | 9 ++++++---
drivers/usb/musb/omap2430.c | 5 +++--
drivers/usb/musb/tusb6010.c | 14 ++++++++------
7 files changed, 33 insertions(+), 23 deletions(-)
diff --git a/drivers/usb/musb/am35x.c b/drivers/usb/musb/am35x.c
index ee1c43e..8325ecf 100644
--- a/drivers/usb/musb/am35x.c
+++ b/drivers/usb/musb/am35x.c
@@ -226,6 +226,7 @@ static irqreturn_t am35x_musb_interrupt(int irq, void *hci)
struct device *dev = musb->controller;
struct musb_hdrc_platform_data *plat = dev->platform_data;
struct omap_musb_board_data *data = plat->board_data;
+ struct usb_otg *otg = musb->xceiv->otg;
unsigned long flags;
irqreturn_t ret = IRQ_NONE;
u32 epintr, usbintr;
@@ -289,14 +290,14 @@ static irqreturn_t am35x_musb_interrupt(int irq, void *hci)
WARNING("VBUS error workaround (delay coming)\n");
} else if (is_host_enabled(musb) && drvvbus) {
MUSB_HST_MODE(musb);
- musb->xceiv->default_a = 1;
+ otg->default_a = 1;
musb->xceiv->state = USB_PHY_STATE_A_WAIT_VRISE;
portstate(musb->port1_status |= USB_PORT_STAT_POWER);
del_timer(&otg_workaround);
} else {
musb->is_active = 0;
MUSB_DEV_MODE(musb);
- musb->xceiv->default_a = 0;
+ otg->default_a = 0;
musb->xceiv->state = USB_PHY_STATE_B_IDLE;
portstate(musb->port1_status &= ~USB_PORT_STAT_POWER);
}
diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c
index fc982fa..61813b5 100644
--- a/drivers/usb/musb/da8xx.c
+++ b/drivers/usb/musb/da8xx.c
@@ -294,6 +294,7 @@ static irqreturn_t da8xx_musb_interrupt(int irq, void *hci)
{
struct musb *musb = hci;
void __iomem *reg_base = musb->ctrl_base;
+ struct usb_otg *otg = musb->xceiv->otg;
unsigned long flags;
irqreturn_t ret = IRQ_NONE;
u32 status;
@@ -351,14 +352,14 @@ static irqreturn_t da8xx_musb_interrupt(int irq, void *hci)
WARNING("VBUS error workaround (delay coming)\n");
} else if (is_host_enabled(musb) && drvvbus) {
MUSB_HST_MODE(musb);
- musb->xceiv->default_a = 1;
+ otg->default_a = 1;
musb->xceiv->state = USB_PHY_STATE_A_WAIT_VRISE;
portstate(musb->port1_status |= USB_PORT_STAT_POWER);
del_timer(&otg_workaround);
} else {
musb->is_active = 0;
MUSB_DEV_MODE(musb);
- musb->xceiv->default_a = 0;
+ otg->default_a = 0;
musb->xceiv->state = USB_PHY_STATE_B_IDLE;
portstate(musb->port1_status &= ~USB_PORT_STAT_POWER);
}
diff --git a/drivers/usb/musb/davinci.c b/drivers/usb/musb/davinci.c
index c1f4998e..b2daf1c 100644
--- a/drivers/usb/musb/davinci.c
+++ b/drivers/usb/musb/davinci.c
@@ -268,6 +268,7 @@ static irqreturn_t davinci_musb_interrupt(int irq, void *__hci)
unsigned long flags;
irqreturn_t retval = IRQ_NONE;
struct musb *musb = __hci;
+ struct usb_otg *otg = musb->xceiv->otg;
void __iomem *tibase = musb->ctrl_base;
struct cppi *cppi;
u32 tmp;
@@ -334,14 +335,14 @@ static irqreturn_t davinci_musb_interrupt(int irq, void *__hci)
WARNING("VBUS error workaround (delay coming)\n");
} else if (is_host_enabled(musb) && drvvbus) {
MUSB_HST_MODE(musb);
- musb->xceiv->default_a = 1;
+ otg->default_a = 1;
musb->xceiv->state = USB_PHY_STATE_A_WAIT_VRISE;
portstate(musb->port1_status |= USB_PORT_STAT_POWER);
del_timer(&otg_workaround);
} else {
musb->is_active = 0;
MUSB_DEV_MODE(musb);
- musb->xceiv->default_a = 0;
+ otg->default_a = 0;
musb->xceiv->state = USB_PHY_STATE_B_IDLE;
portstate(musb->port1_status &= ~USB_PORT_STAT_POWER);
}
@@ -467,7 +468,7 @@ static int davinci_musb_exit(struct musb *musb)
davinci_musb_source_power(musb, 0 /*off*/, 1);

/* delay, to avoid problems with module reload */
- if (is_host_enabled(musb) && musb->xceiv->default_a) {
+ if (is_host_enabled(musb) && musb->xceiv->otg->default_a) {
int maxdelay = 30;
u8 devctl, warn = 0;

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index e7c97e6..f9edf2c 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -415,6 +415,7 @@ void musb_hnp_stop(struct musb *musb)
static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
u8 devctl, u8 power)
{
+ struct usb_otg *otg = musb->xceiv->otg;
irqreturn_t handled = IRQ_NONE;

dev_dbg(musb->controller, "<== Power=%02x, DevCtl=%02x, int_usb=0x%x\n", power, devctl,
@@ -631,7 +632,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
case USB_PHY_STATE_B_PERIPHERAL:
musb_g_suspend(musb);
musb->is_active = is_otg_enabled(musb)
- && musb->xceiv->gadget->b_hnp_enable;
+ && otg->gadget->b_hnp_enable;
if (musb->is_active) {
musb->xceiv->state = USB_PHY_STATE_B_WAIT_ACON;
dev_dbg(musb->controller, "HNP: Setting timer for b_ase0_brst\n");
@@ -648,7 +649,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
case USB_PHY_STATE_A_HOST:
musb->xceiv->state = USB_PHY_STATE_A_SUSPEND;
musb->is_active = is_otg_enabled(musb)
- && musb->xceiv->host->b_hnp_enable;
+ && otg->host->b_hnp_enable;
break;
case USB_PHY_STATE_B_HOST:
/* Transition to B_PERIPHERAL, see 6.8.2.6 p 44 */
@@ -1974,7 +1975,7 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)

if (is_otg_enabled(musb))
hcd->self.otg_port = 1;
- musb->xceiv->host = &hcd->self;
+ musb->xceiv->otg->host = &hcd->self;
hcd->power_budget = 2 * (plat->power ? : 250);

/* program PHY to use external vBus if required */
@@ -1993,7 +1994,7 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
struct usb_hcd *hcd = musb_to_hcd(musb);

MUSB_HST_MODE(musb);
- musb->xceiv->default_a = 1;
+ musb->xceiv->otg->default_a = 1;
musb->xceiv->state = USB_PHY_STATE_A_IDLE;

status = usb_add_hcd(musb_to_hcd(musb), -1, 0);
@@ -2008,7 +2009,7 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)

} else /* peripheral is enabled */ {
MUSB_DEV_MODE(musb);
- musb->xceiv->default_a = 0;
+ musb->xceiv->otg->default_a = 0;
musb->xceiv->state = USB_PHY_STATE_B_IDLE;

status = musb_gadget_setup(musb);
diff --git a/drivers/usb/musb/musb_virthub.c b/drivers/usb/musb/musb_virthub.c
index b36e704..b757395 100644
--- a/drivers/usb/musb/musb_virthub.c
+++ b/drivers/usb/musb/musb_virthub.c
@@ -47,6 +47,7 @@

static void musb_port_suspend(struct musb *musb, bool do_suspend)
{
+ struct usb_otg *otg = musb->xceiv->otg;
u8 power;
void __iomem *mbase = musb->mregs;

@@ -81,7 +82,7 @@ static void musb_port_suspend(struct musb *musb, bool do_suspend)
case USB_PHY_STATE_A_HOST:
musb->xceiv->state = USB_PHY_STATE_A_SUSPEND;
musb->is_active = is_otg_enabled(musb)
- && musb->xceiv->host->b_hnp_enable;
+ && otg->host->b_hnp_enable;
if (musb->is_active)
mod_timer(&musb->otg_timer, jiffies
+ msecs_to_jiffies(
@@ -91,7 +92,7 @@ static void musb_port_suspend(struct musb *musb, bool do_suspend)
case USB_PHY_STATE_B_HOST:
musb->xceiv->state = USB_PHY_STATE_B_WAIT_ACON;
musb->is_active = is_otg_enabled(musb)
- && musb->xceiv->host->b_hnp_enable;
+ && otg->host->b_hnp_enable;
musb_platform_try_idle(musb, 0);
break;
default:
@@ -179,6 +180,8 @@ static void musb_port_reset(struct musb *musb, bool do_reset)

void musb_root_disconnect(struct musb *musb)
{
+ struct usb_otg *otg = musb->xceiv->otg;
+
musb->port1_status = USB_PORT_STAT_POWER
| (USB_PORT_STAT_C_CONNECTION << 16);

@@ -188,7 +191,7 @@ void musb_root_disconnect(struct musb *musb)
switch (musb->xceiv->state) {
case USB_PHY_STATE_A_SUSPEND:
if (is_otg_enabled(musb)
- && musb->xceiv->host->b_hnp_enable) {
+ && otg->host->b_hnp_enable) {
musb->xceiv->state = USB_PHY_STATE_A_PERIPHERAL;
musb->g.is_a_peripheral = 1;
break;
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index 2cd9408..0879a2b 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -133,6 +133,7 @@ static void omap2430_musb_try_idle(struct musb *musb, unsigned long timeout)

static void omap2430_musb_set_vbus(struct musb *musb, int is_on)
{
+ struct usb_otg *otg = musb->xceiv->otg;
u8 devctl;
unsigned long timeout = jiffies + msecs_to_jiffies(1000);
int ret = 1;
@@ -168,7 +169,7 @@ static void omap2430_musb_set_vbus(struct musb *musb, int is_on)
otg_set_vbus(musb->xceiv, 1);
} else {
musb->is_active = 1;
- musb->xceiv->default_a = 1;
+ otg->default_a = 1;
musb->xceiv->state = USB_PHY_STATE_A_WAIT_VRISE;
devctl |= MUSB_DEVCTL_SESSION;
MUSB_HST_MODE(musb);
@@ -180,7 +181,7 @@ static void omap2430_musb_set_vbus(struct musb *musb, int is_on)
* jumping right to B_IDLE...
*/

- musb->xceiv->default_a = 0;
+ otg->default_a = 0;
musb->xceiv->state = USB_PHY_STATE_B_IDLE;
devctl &= ~MUSB_DEVCTL_SESSION;

diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c
index d7cae3d..3c7dd53 100644
--- a/drivers/usb/musb/tusb6010.c
+++ b/drivers/usb/musb/tusb6010.c
@@ -292,7 +292,7 @@ static int tusb_draw_power(struct usb_phy *x, unsigned mA)
* The actual current usage would be very board-specific. For now,
* it's simpler to just use an aggregate (also board-specific).
*/
- if (x->default_a || mA < (musb->min_power << 1))
+ if (x->otg->default_a || mA < (musb->min_power << 1))
mA = 0;

reg = musb_readl(tbase, TUSB_PRCM_MNGMT);
@@ -509,6 +509,7 @@ static void tusb_musb_set_vbus(struct musb *musb, int is_on)
void __iomem *tbase = musb->ctrl_base;
u32 conf, prcm, timer;
u8 devctl;
+ struct usb_otg *otg = musb->xceiv->otg;

/* HDRC controls CPEN, but beware current surges during device
* connect. They can trigger transient overcurrent conditions
@@ -521,7 +522,7 @@ static void tusb_musb_set_vbus(struct musb *musb, int is_on)

if (is_on) {
timer = OTG_TIMER_MS(OTG_TIME_A_WAIT_VRISE);
- musb->xceiv->default_a = 1;
+ otg->default_a = 1;
musb->xceiv->state = USB_PHY_STATE_A_WAIT_VRISE;
devctl |= MUSB_DEVCTL_SESSION;

@@ -547,11 +548,11 @@ static void tusb_musb_set_vbus(struct musb *musb, int is_on)
musb->xceiv->state = USB_PHY_STATE_A_IDLE;
}
musb->is_active = 0;
- musb->xceiv->default_a = 1;
+ otg->default_a = 1;
MUSB_HST_MODE(musb);
} else {
musb->is_active = 0;
- musb->xceiv->default_a = 0;
+ otg->default_a = 0;
musb->xceiv->state = USB_PHY_STATE_B_IDLE;
MUSB_DEV_MODE(musb);
}
@@ -643,6 +644,7 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase)
{
u32 otg_stat = musb_readl(tbase, TUSB_DEV_OTG_STAT);
unsigned long idle_timeout = 0;
+ struct usb_otg *otg = musb->xceiv->otg;

/* ID pin */
if ((int_src & TUSB_INT_SRC_ID_STATUS_CHNG)) {
@@ -653,7 +655,7 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase)
else
default_a = is_host_enabled(musb);
dev_dbg(musb->controller, "Default-%c\n", default_a ? 'A' : 'B');
- musb->xceiv->default_a = default_a;
+ otg->default_a = default_a;
tusb_musb_set_vbus(musb, default_a);

/* Don't allow idling immediately */
@@ -665,7 +667,7 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase)
if (int_src & TUSB_INT_SRC_VBUS_SENSE_CHNG) {

/* B-dev state machine: no vbus ~= disconnect */
- if ((is_otg_enabled(musb) && !musb->xceiv->default_a)
+ if ((is_otg_enabled(musb) && !otg->default_a)
|| !is_host_enabled(musb)) {
/* ? musb_root_disconnect(musb); */
musb->port1_status &=
--
1.7.4.1


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