aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorStephen Rothwell <sfr@canb.auug.org.au>2017-05-30 13:26:19 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2017-05-30 13:26:19 +1000
commit6a7e6703d9fc7ccfa6028d0a401f4902d83a3046 (patch)
treef0d969454409aeac74bb73827f7ee9ad3e16d5f8
parent29792ca1a4abed8d72d7e8fd483649396bea6c3d (diff)
parentc4a0bbbdb7f6e3c37fa6deb3ef28c5ed99da6175 (diff)
Merge remote-tracking branch 'usb-chipidea-next/ci-for-usb-next'
-rw-r--r--drivers/usb/chipidea/core.c29
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index fe4fe2440729..b17ed3a9a304 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -818,7 +818,7 @@ static inline void ci_role_destroy(struct ci_hdrc *ci)
{
ci_hdrc_gadget_destroy(ci);
ci_hdrc_host_destroy(ci);
- if (ci->is_otg)
+ if (ci->is_otg && ci->roles[CI_ROLE_GADGET])
ci_hdrc_otg_destroy(ci);
}
@@ -980,27 +980,35 @@ static int ci_hdrc_probe(struct platform_device *pdev)
/* initialize role(s) before the interrupt is requested */
if (dr_mode == USB_DR_MODE_OTG || dr_mode == USB_DR_MODE_HOST) {
ret = ci_hdrc_host_init(ci);
- if (ret)
- dev_info(dev, "doesn't support host\n");
+ if (ret) {
+ if (ret == -ENXIO)
+ dev_info(dev, "doesn't support host\n");
+ else
+ goto deinit_phy;
+ }
}
if (dr_mode == USB_DR_MODE_OTG || dr_mode == USB_DR_MODE_PERIPHERAL) {
ret = ci_hdrc_gadget_init(ci);
- if (ret)
- dev_info(dev, "doesn't support gadget\n");
+ if (ret) {
+ if (ret == -ENXIO)
+ dev_info(dev, "doesn't support gadget\n");
+ else
+ goto deinit_host;
+ }
}
if (!ci->roles[CI_ROLE_HOST] && !ci->roles[CI_ROLE_GADGET]) {
dev_err(dev, "no supported roles\n");
ret = -ENODEV;
- goto deinit_phy;
+ goto deinit_gadget;
}
if (ci->is_otg && ci->roles[CI_ROLE_GADGET]) {
ret = ci_hdrc_otg_init(ci);
if (ret) {
dev_err(dev, "init otg fails, ret = %d\n", ret);
- goto stop;
+ goto deinit_gadget;
}
}
@@ -1070,7 +1078,12 @@ static int ci_hdrc_probe(struct platform_device *pdev)
remove_debug:
dbg_remove_files(ci);
stop:
- ci_role_destroy(ci);
+ if (ci->is_otg && ci->roles[CI_ROLE_GADGET])
+ ci_hdrc_otg_destroy(ci);
+deinit_gadget:
+ ci_hdrc_gadget_destroy(ci);
+deinit_host:
+ ci_hdrc_host_destroy(ci);
deinit_phy:
ci_usb_phy_exit(ci);
ulpi_exit: