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authorYe Li <ye.li@nxp.com>2019-01-31 02:20:23 -0800
committerYe Li <ye.li@nxp.com>2019-02-11 00:06:37 -0800
commitd903cd890d6e6c0d94fc436c8d9a1ff3ce7e60dd (patch)
tree2ae2f92a85d8be3ac1038359cfeea3c93adc23b5
parenta726a0c38b67221a8ec41080a71fcbb58230c78c (diff)
MLK-20887 usb: gadget: Fix controller index in UMS
The usb mass storage (f_mass_storage.c) uses fixed usb index 0, this causes problem while CDNS3 USB controller index is 1. Modify the API of fsg to pass the controller index. Signed-off-by: Ye Li <ye.li@nxp.com> Reviewed-by: Jun Li <jun.li@nxp.com>
-rw-r--r--cmd/usb_mass_storage.c2
-rw-r--r--drivers/usb/gadget/f_mass_storage.c6
-rw-r--r--include/usb_mass_storage.h2
3 files changed, 6 insertions, 4 deletions
diff --git a/cmd/usb_mass_storage.c b/cmd/usb_mass_storage.c
index cfeecb7068..ec7906ba00 100644
--- a/cmd/usb_mass_storage.c
+++ b/cmd/usb_mass_storage.c
@@ -167,7 +167,7 @@ static int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag,
goto cleanup_ums_init;
}
- rc = fsg_init(ums, ums_count);
+ rc = fsg_init(ums, ums_count, controller_index);
if (rc) {
pr_err("fsg_init failed");
rc = CMD_RET_FAILURE;
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c
index 1ecb92ac6b..e6d9e5e770 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -447,6 +447,7 @@ static void set_bulk_out_req_length(struct fsg_common *common,
static struct ums *ums;
static int ums_count;
static struct fsg_common *the_fsg_common;
+static unsigned int controller_index = 0;
static int fsg_set_halt(struct fsg_dev *fsg, struct usb_ep *ep)
{
@@ -691,7 +692,7 @@ static int sleep_thread(struct fsg_common *common)
k = 0;
}
- usb_gadget_handle_interrupts(0);
+ usb_gadget_handle_interrupts(controller_index);
}
common->thread_wakeup_needed = 0;
return rc;
@@ -2776,10 +2777,11 @@ int fsg_add(struct usb_configuration *c)
return fsg_bind_config(c->cdev, c, fsg_common);
}
-int fsg_init(struct ums *ums_devs, int count)
+int fsg_init(struct ums *ums_devs, int count, unsigned int controller_idx)
{
ums = ums_devs;
ums_count = count;
+ controller_index = controller_idx;
return 0;
}
diff --git a/include/usb_mass_storage.h b/include/usb_mass_storage.h
index 8229f62b97..ffb72da9bb 100644
--- a/include/usb_mass_storage.h
+++ b/include/usb_mass_storage.h
@@ -26,7 +26,7 @@ struct ums {
struct blk_desc block_dev;
};
-int fsg_init(struct ums *ums_devs, int count);
+int fsg_init(struct ums *ums_devs, int count, unsigned int controller_idx);
void fsg_cleanup(void);
int fsg_main_thread(void *);
int fsg_add(struct usb_configuration *c);