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move result into transfer struct

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This commit is contained in:
hathach
2022-03-17 16:24:43 +07:00
parent 68bfd048a5
commit 6df420f7f3
6 changed files with 49 additions and 48 deletions
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src/host/usbh.c
+13 -13
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@@ -882,12 +882,12 @@ bool usbh_edpt_busy(uint8_t dev_addr, uint8_t ep_addr)
// Control transfer
//--------------------------------------------------------------------+
static bool _control_blocking_complete_cb(uint8_t daddr, tuh_control_xfer_t const * xfer, xfer_result_t result)
static bool _control_blocking_complete_cb(uint8_t daddr, tuh_control_xfer_t const * xfer)
{
(void) daddr;
// update result
*((xfer_result_t*) xfer->user_arg) = result;
*((xfer_result_t*) xfer->user_arg) = xfer->result;
return true;
}
@@ -924,19 +924,17 @@ bool tuh_control_xfer (uint8_t daddr, tuh_control_xfer_t const* xfer)
TU_ASSERT( hcd_setup_send(rhport, daddr, (uint8_t*) &_ctrl_xfer.request) );
}else
{
// user_arg must point to xfer_result_t to hold result
TU_VERIFY(xfer->user_arg);
// blocking if complete callback is not provided
// change callback to internal blocking, and result as user argument
volatile xfer_result_t* result = (volatile xfer_result_t*) xfer->user_arg;
volatile xfer_result_t result = XFER_RESULT_INVALID;
// use user_arg to point to xfer_result_t
_ctrl_xfer.user_arg = (uintptr_t) &result;
_ctrl_xfer.complete_cb = _control_blocking_complete_cb;
*result = XFER_RESULT_INVALID;
TU_ASSERT( hcd_setup_send(rhport, daddr, (uint8_t*) &_ctrl_xfer.request) );
while ((*result) == XFER_RESULT_INVALID)
while (result == XFER_RESULT_INVALID)
{
// only need to call task if not preempted RTOS
#if CFG_TUSB_OS == OPT_OS_NONE || CFG_TUSB_OS == OPT_OS_PICO
@@ -982,6 +980,7 @@ static void _xfer_complete(uint8_t dev_addr, xfer_result_t result)
tuh_control_xfer_t const xfer_temp =
{
.ep_addr = 0,
.result = result,
.setup = &request,
.actual_len = 0,
.buffer = _ctrl_xfer.buffer,
@@ -995,7 +994,7 @@ static void _xfer_complete(uint8_t dev_addr, xfer_result_t result)
if (xfer_temp.complete_cb)
{
xfer_temp.complete_cb(dev_addr, &xfer_temp, result);
xfer_temp.complete_cb(dev_addr, &xfer_temp);
}
}
@@ -1120,9 +1119,9 @@ static bool parse_configuration_descriptor (uint8_t dev_addr, tusb_desc_configur
static void enum_full_complete(void);
// process device enumeration
static bool process_enumeration(uint8_t dev_addr, tuh_control_xfer_t const * xfer, xfer_result_t result)
static bool process_enumeration(uint8_t dev_addr, tuh_control_xfer_t const * xfer)
{
if (XFER_RESULT_SUCCESS != result)
if (XFER_RESULT_SUCCESS != xfer->result)
{
// stop enumeration, maybe we could retry this
enum_full_complete();
@@ -1323,11 +1322,12 @@ static bool enum_new_device(hcd_event_t* event)
_dev0.speed = hcd_port_speed_get(_dev0.rhport );
TU_LOG2("%s Speed\r\n", tu_str_speed[_dev0.speed]);
// start the enumeration process
// fake transfer to kick-off the enumeration process
tuh_control_xfer_t xfer;
xfer.result = XFER_RESULT_SUCCESS;
xfer.user_arg = ENUM_ADDR0_DEVICE_DESC;
process_enumeration(0, &xfer, XFER_RESULT_SUCCESS);
process_enumeration(0, &xfer);
}
#if CFG_TUH_HUB