diff options
Diffstat (limited to 'src/host')
| -rw-r--r-- | src/host/usbh.c | 41 |
1 files changed, 14 insertions, 27 deletions
diff --git a/src/host/usbh.c b/src/host/usbh.c index 5d167408a..319031f5b 100644 --- a/src/host/usbh.c +++ b/src/host/usbh.c @@ -29,6 +29,8 @@ #if CFG_TUH_ENABLED #include "tusb.h" +#include "common/tusb_private.h" + #include "host/usbh.h" #include "host/usbh_classdriver.h" #include "hub.h" @@ -104,14 +106,7 @@ typedef struct { uint8_t itf2drv[CFG_TUH_INTERFACE_MAX]; // map interface number to driver (0xff is invalid) uint8_t ep2drv[CFG_TUH_ENDPOINT_MAX][2]; // map endpoint to driver ( 0xff is invalid ) - struct TU_ATTR_PACKED - { - volatile bool busy : 1; - volatile bool stalled : 1; - volatile bool claimed : 1; - - // TODO merge ep2drv here, 4-bit should be sufficient - }ep_status[CFG_TUH_ENDPOINT_MAX][2]; + tu_edpt_state_t ep_status[CFG_TUH_ENDPOINT_MAX][2]; } usbh_device_t; @@ -1189,25 +1184,19 @@ static bool parse_configuration_descriptor(uint8_t dev_addr, tusb_desc_configura // TODO has some duplication code with device, refactor later bool usbh_edpt_claim(uint8_t dev_addr, uint8_t ep_addr) { - uint8_t const epnum = tu_edpt_number(ep_addr); - uint8_t const dir = tu_edpt_dir(ep_addr); - - usbh_device_t* dev = get_device(dev_addr); - - // pre-check to help reducing mutex lock - TU_VERIFY((dev->ep_status[epnum][dir].busy == 0) && (dev->ep_status[epnum][dir].claimed == 0)); - lock_device(dev_addr); - - // can only claim the endpoint if it is not busy and not claimed yet. - bool const ret = (dev->ep_status[epnum][dir].busy == 0) && (dev->ep_status[epnum][dir].claimed == 0); - if (ret) - { - dev->ep_status[epnum][dir].claimed = 1; - } + // addr0 is always available + if (dev_addr == 0) return true; - unlock_device(dev_addr); + usbh_device_t* dev = get_device(dev_addr); + uint8_t const epnum = tu_edpt_number(ep_addr); + uint8_t const dir = tu_edpt_dir(ep_addr); + tu_edpt_state_t* ep_state = &dev->ep_status[epnum][dir]; - return ret; +#if TUSB_OPT_MUTEX + return tu_edpt_claim(ep_state, &_usbh_mutex[dev_addr-1]); +#else + return tu_edpt_claim(ep_state, NULL); +#endif } // TODO has some duplication code with device, refactor later @@ -1299,6 +1288,4 @@ bool usbh_edpt_busy(uint8_t dev_addr, uint8_t ep_addr) return dev->ep_status[epnum][dir].busy; } - - #endif |