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authorDaniel Mack <zonque@gmail.com>2013-04-10 21:55:42 +0200
committerFelipe Balbi <balbi@ti.com>2013-05-28 19:22:21 +0300
commit0b3eba442d4810df4bdd46d6c3e189c9e7760137 (patch)
tree07f0cee14d64a391d5b02129ddbb93fa90b938dd /drivers/usb/musb/musb_core.c
parentc2a2759d33787e49b751a446d63dd6af3abe3aeb (diff)
usb: musb: factor some host-specific functions
In particular, this introduces musb_host_resume_root_hub()and musb_host_poke_root_hub() which will be stubbed out later. Signed-off-by: Daniel Mack <zonque@gmail.com> Acked-by: Peter Korsgaard <jacmet@sunsite.dk> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/musb/musb_core.c')
-rw-r--r--drivers/usb/musb/musb_core.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index fc4d97e2bc3d..bd14fed44af1 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -483,7 +483,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
musb->xceiv->state = OTG_STATE_A_HOST;
musb->is_active = 1;
- usb_hcd_resume_root_hub(musb_to_hcd(musb));
+ musb_host_resume_root_hub(musb);
break;
case OTG_STATE_B_WAIT_ACON:
musb->xceiv->state = OTG_STATE_B_PERIPHERAL;
@@ -500,7 +500,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
case OTG_STATE_A_SUSPEND:
/* possibly DISCONNECT is upcoming */
musb->xceiv->state = OTG_STATE_A_HOST;
- usb_hcd_resume_root_hub(musb_to_hcd(musb));
+ musb_host_resume_root_hub(musb);
break;
case OTG_STATE_B_WAIT_ACON:
case OTG_STATE_B_PERIPHERAL:
@@ -642,7 +642,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
* undesired detour through A_WAIT_BCON.
*/
musb_hnp_stop(musb);
- usb_hcd_resume_root_hub(musb_to_hcd(musb));
+ musb_host_resume_root_hub(musb);
musb_root_disconnect(musb);
musb_platform_try_idle(musb, jiffies
+ msecs_to_jiffies(musb->a_wait_bcon
@@ -732,17 +732,13 @@ b_host:
if ((devctl & MUSB_DEVCTL_VBUS)
== (3 << MUSB_DEVCTL_VBUS_SHIFT)) {
musb->xceiv->state = OTG_STATE_A_HOST;
- hcd->self.is_b_host = 0;
+ if (hcd)
+ hcd->self.is_b_host = 0;
}
break;
}
- /* poke the root hub */
- MUSB_HST_MODE(musb);
- if (hcd->status_urb)
- usb_hcd_poll_rh_status(hcd);
- else
- usb_hcd_resume_root_hub(hcd);
+ musb_host_poke_root_hub(musb);
dev_dbg(musb->controller, "CONNECT (%s) devctl %02x\n",
usb_otg_state_string(musb->xceiv->state), devctl);
@@ -757,7 +753,7 @@ b_host:
switch (musb->xceiv->state) {
case OTG_STATE_A_HOST:
case OTG_STATE_A_SUSPEND:
- usb_hcd_resume_root_hub(musb_to_hcd(musb));
+ musb_host_resume_root_hub(musb);
musb_root_disconnect(musb);
if (musb->a_wait_bcon != 0)
musb_platform_try_idle(musb, jiffies

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