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simplify hw_endpoint_init()

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hathach 2021-08-12 00:11:04 +07:00
parent a2baf9427d
commit 88d4cb402d
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2 changed files with 31 additions and 35 deletions
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1
src/device/dcd.h
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@ -152,6 +152,7 @@ bool dcd_edpt_xfer_fifo (uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff,
void dcd_edpt_stall (uint8_t rhport, uint8_t ep_addr);
// clear stall, data toggle is also reset to DATA0
// This API never calls with control endpoints, since it is auto cleared when receiving setup packet
void dcd_edpt_clear_stall (uint8_t rhport, uint8_t ep_addr);
//--------------------------------------------------------------------+

65
src/portable/raspberrypi/rp2040/dcd_rp2040.c
View File

@ -101,8 +101,29 @@ static void _hw_endpoint_alloc(struct hw_endpoint *ep)
*ep->endpoint_control = reg;
}
static void _hw_endpoint_init(struct hw_endpoint *ep, uint8_t ep_addr, uint16_t wMaxPacketSize, uint8_t transfer_type)
#if 0 // todo unused
static void _hw_endpoint_close(struct hw_endpoint *ep)
{
// Clear hardware registers and then zero the struct
// Clears endpoint enable
*ep->endpoint_control = 0;
// Clears buffer available, etc
*ep->buffer_control = 0;
// Clear any endpoint state
memset(ep, 0, sizeof(struct hw_endpoint));
}
static void hw_endpoint_close(uint8_t ep_addr)
{
struct hw_endpoint *ep = hw_endpoint_get_by_addr(ep_addr);
_hw_endpoint_close(ep);
}
#endif
static void hw_endpoint_init(uint8_t ep_addr, uint16_t wMaxPacketSize, uint8_t transfer_type)
{
struct hw_endpoint *ep = hw_endpoint_get_by_addr(ep_addr);
const uint8_t num = tu_edpt_number(ep_addr);
const tusb_dir_t dir = tu_edpt_dir(ep_addr);
@ -112,7 +133,7 @@ static void _hw_endpoint_init(struct hw_endpoint *ep, uint8_t ep_addr, uint16_t
ep->rx = (dir == TUSB_DIR_OUT);
// Response to a setup packet on EP0 starts with pid of 1
ep->next_pid = num == 0 ? 1u : 0u;
ep->next_pid = (num == 0 ? 1u : 0u);
ep->wMaxPacketSize = wMaxPacketSize;
ep->transfer_type = transfer_type;
@ -152,7 +173,7 @@ static void _hw_endpoint_init(struct hw_endpoint *ep, uint8_t ep_addr, uint16_t
}
// Now if it hasn't already been done
//alloc a buffer and fill in endpoint control register
// alloc a buffer and fill in endpoint control register
// TODO device may change configuration (dynamic), should clear and reallocate
if(!(ep->configured))
{
@ -163,31 +184,6 @@ static void _hw_endpoint_init(struct hw_endpoint *ep, uint8_t ep_addr, uint16_t
ep->configured = true;
}
#if 0 // todo unused
static void _hw_endpoint_close(struct hw_endpoint *ep)
{
// Clear hardware registers and then zero the struct
// Clears endpoint enable
*ep->endpoint_control = 0;
// Clears buffer available, etc
*ep->buffer_control = 0;
// Clear any endpoint state
memset(ep, 0, sizeof(struct hw_endpoint));
}
static void hw_endpoint_close(uint8_t ep_addr)
{
struct hw_endpoint *ep = hw_endpoint_get_by_addr(ep_addr);
_hw_endpoint_close(ep);
}
#endif
static void hw_endpoint_init(uint8_t ep_addr, uint16_t wMaxPacketSize, uint8_t bmAttributes)
{
struct hw_endpoint *ep = hw_endpoint_get_by_addr(ep_addr);
_hw_endpoint_init(ep, ep_addr, wMaxPacketSize, bmAttributes);
}
static void hw_endpoint_xfer(uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes)
{
struct hw_endpoint *ep = hw_endpoint_get_by_addr(ep_addr);
@ -290,7 +286,6 @@ static void dcd_rp2040_irq(void)
usb_hw->dev_addr_ctrl = 0;
bus_reset();
dcd_event_bus_reset(0, TUSB_SPEED_FULL, true);
usb_hw_clear->sie_status = USB_SIE_STATUS_BUS_RESET_BITS;
#if TUD_OPT_RP2040_USB_DEVICE_ENUMERATION_FIX
@ -394,13 +389,13 @@ void dcd_int_disable(uint8_t rhport)
void dcd_set_address (uint8_t rhport, uint8_t dev_addr)
{
pico_trace("dcd_set_address %d %d\n", rhport, dev_addr);
assert(rhport == 0);
pico_trace("dcd_set_address %d %d\n", rhport, dev_addr);
assert(rhport == 0);
// Can't set device address in hardware until status xfer has complete
// Send 0len complete response on EP0 IN
reset_ep0();
hw_endpoint_xfer(0x80, NULL, 0);
// Can't set device address in hardware until status xfer has complete
// Send 0len complete response on EP0 IN
reset_ep0();
hw_endpoint_xfer(0x80, NULL, 0);
}
void dcd_remote_wakeup(uint8_t rhport)