diff options
Diffstat (limited to 'drivers/usb/gadget/f_mass_storage.c')
| -rw-r--r-- | drivers/usb/gadget/f_mass_storage.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c index be6b418d4..b1fe8bd3a 100644 --- a/drivers/usb/gadget/f_mass_storage.c +++ b/drivers/usb/gadget/f_mass_storage.c @@ -243,6 +243,7 @@ #include <config.h> #include <malloc.h> #include <common.h> +#include <usb.h> #include <linux/err.h> #include <linux/usb/ch9.h> @@ -675,6 +676,18 @@ static int sleep_thread(struct fsg_common *common) k++; } + if (k == 10) { + /* Handle CTRL+C */ + if (ctrlc()) + return -EPIPE; +#ifdef CONFIG_USB_CABLE_CHECK + /* Check cable connection */ + if (!usb_cable_connected()) + return -EIO; +#endif + k = 0; + } + usb_gadget_handle_interrupts(); } common->thread_wakeup_needed = 0; @@ -2387,6 +2400,7 @@ static void handle_exception(struct fsg_common *common) int fsg_main_thread(void *common_) { + int ret; struct fsg_common *common = the_fsg_common; /* The main loop */ do { @@ -2396,12 +2410,16 @@ int fsg_main_thread(void *common_) } if (!common->running) { - sleep_thread(common); + ret = sleep_thread(common); + if (ret) + return ret; + continue; } - if (get_next_command(common)) - continue; + ret = get_next_command(common); + if (ret) + return ret; if (!exception_in_progress(common)) common->state = FSG_STATE_DATA_PHASE; |