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Merge pull request #192 from hathach/develop

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2nd attempt to fix #161
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hathach 2019-10-02 10:37:26 +07:00 committed by GitHub
commit ee63111ea0
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3 changed files with 28 additions and 14 deletions
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2
src/class/hid/hid_device.c
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@ -74,7 +74,7 @@ bool tud_hid_ready(void)
{
uint8_t itf = 0;
uint8_t const ep_in = _hidd_itf[itf].ep_in;
return tud_ready() && (ep_in != 0) && !usbd_edpt_busy(TUD_OPT_RHPORT, ep_in);
return tud_ready() && (ep_in != 0) && usbd_edpt_ready(TUD_OPT_RHPORT, ep_in);
}
bool tud_hid_report(uint8_t report_id, void const* report, uint8_t len)

29
src/device/usbd.c
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@ -52,11 +52,16 @@ typedef struct {
uint8_t self_powered : 1; // configuration descriptor's attribute
};
volatile uint8_t ep_busy_map[2]; // bit mask for busy endpoint
volatile uint8_t ep_stall_map[2]; // bit map for stalled endpoint
uint8_t itf2drv[16]; // map interface number to driver (0xff is invalid)
uint8_t ep2drv[8][2]; // map endpoint to driver ( 0xff is invalid )
struct TU_ATTR_PACKED
{
volatile bool busy : 1;
volatile bool stalled : 1;
// TODO merge ep2drv here, 4-bit should be sufficient
}ep_status[8][2];
}usbd_device_t;
static usbd_device_t _usbd_dev;
@ -310,7 +315,7 @@ void tud_task (void)
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const ep_dir = tu_edpt_dir(ep_addr);
_usbd_dev.ep_busy_map[ep_dir] = (uint8_t) tu_bit_clear(_usbd_dev.ep_busy_map[ep_dir], epnum);
_usbd_dev.ep_status[epnum][ep_dir].busy = false;
if ( 0 == epnum )
{
@ -864,8 +869,7 @@ bool usbd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t
uint8_t const dir = tu_edpt_dir(ep_addr);
TU_VERIFY( dcd_edpt_xfer(rhport, ep_addr, buffer, total_bytes) );
_usbd_dev.ep_busy_map[dir] = (uint8_t) tu_bit_set(_usbd_dev.ep_busy_map[dir], epnum);
_usbd_dev.ep_status[epnum][dir].busy = true;
return true;
}
@ -877,18 +881,17 @@ bool usbd_edpt_busy(uint8_t rhport, uint8_t ep_addr)
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const dir = tu_edpt_dir(ep_addr);
return tu_bit_test(_usbd_dev.ep_busy_map[dir], epnum);
return _usbd_dev.ep_status[epnum][dir].busy;
}
void usbd_edpt_stall(uint8_t rhport, uint8_t ep_addr)
{
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const dir = tu_edpt_dir(ep_addr);
dcd_edpt_stall(rhport, ep_addr);
_usbd_dev.ep_stall_map[dir] = (uint8_t) tu_bit_set(_usbd_dev.ep_stall_map[dir], epnum);
_usbd_dev.ep_busy_map[dir] = (uint8_t) tu_bit_set(_usbd_dev.ep_busy_map[dir], epnum);
_usbd_dev.ep_status[epnum][dir].stalled = true;
_usbd_dev.ep_status[epnum][dir].busy = true;
}
void usbd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr)
@ -897,8 +900,8 @@ void usbd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr)
uint8_t const dir = tu_edpt_dir(ep_addr);
dcd_edpt_clear_stall(rhport, ep_addr);
_usbd_dev.ep_busy_map[dir] = (uint8_t) tu_bit_clear(_usbd_dev.ep_busy_map[dir], epnum);
_usbd_dev.ep_stall_map[dir] = (uint8_t) tu_bit_clear(_usbd_dev.ep_stall_map[dir], epnum);
_usbd_dev.ep_status[epnum][dir].stalled = false;
_usbd_dev.ep_status[epnum][dir].busy = false;
}
bool usbd_edpt_stalled(uint8_t rhport, uint8_t ep_addr)
@ -908,7 +911,7 @@ bool usbd_edpt_stalled(uint8_t rhport, uint8_t ep_addr)
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const dir = tu_edpt_dir(ep_addr);
return tu_bit_test(_usbd_dev.ep_stall_map[dir], epnum);
return _usbd_dev.ep_status[epnum][dir].stalled;
}
#endif

11
src/device/usbd_pvt.h
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@ -47,10 +47,21 @@ bool usbd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t
// Check if endpoint transferring is complete
bool usbd_edpt_busy(uint8_t rhport, uint8_t ep_addr);
// Stall endpoint
void usbd_edpt_stall(uint8_t rhport, uint8_t ep_addr);
// Clear stalled endpoint
void usbd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr);
// Check if endpoint is stalled
bool usbd_edpt_stalled(uint8_t rhport, uint8_t ep_addr);
static inline
bool usbd_edpt_ready(uint8_t rhport, uint8_t ep_addr)
{
return !usbd_edpt_busy(rhport, ep_addr) && !usbd_edpt_stalled(rhport, ep_addr);
}
/*------------------------------------------------------------------*/
/* Helper
*------------------------------------------------------------------*/