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Code Issues Releases Activity

rp2040: improve _hw_endpoint_init()

This commit is contained in:
Peter Lawrence 2021-02-26 11:07:34 -06:00
parent efea18a888
commit eb44b6f7db
1 changed files with 4 additions and 4 deletions
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8
src/portable/raspberrypi/rp2040/dcd_rp2040.c
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@ -102,8 +102,8 @@ static void _hw_endpoint_alloc(struct hw_endpoint *ep)
static void _hw_endpoint_init(struct hw_endpoint *ep, uint8_t ep_addr, uint16_t wMaxPacketSize, uint8_t transfer_type) static void _hw_endpoint_init(struct hw_endpoint *ep, uint8_t ep_addr, uint16_t wMaxPacketSize, uint8_t transfer_type)
{ {
uint8_t num = tu_edpt_number(ep_addr); const uint8_t num = tu_edpt_number(ep_addr);
tusb_dir_t dir = tu_edpt_dir(ep_addr); const tusb_dir_t dir = tu_edpt_dir(ep_addr);
ep->ep_addr = ep_addr; ep->ep_addr = ep_addr;
// For device, IN is a tx transfer and OUT is an rx transfer // For device, IN is a tx transfer and OUT is an rx transfer
ep->rx = (dir == TUSB_DIR_OUT); ep->rx = (dir == TUSB_DIR_OUT);
@ -130,7 +130,7 @@ static void _hw_endpoint_init(struct hw_endpoint *ep, uint8_t ep_addr, uint16_t
ep->transfer_type = transfer_type; ep->transfer_type = transfer_type;
// Every endpoint has a buffer control register in dpram // Every endpoint has a buffer control register in dpram
if (tu_edpt_dir(ep->ep_addr) == TUSB_DIR_IN) if (dir == TUSB_DIR_IN)
{ {
ep->buffer_control = &usb_dpram->ep_buf_ctrl[num].in; ep->buffer_control = &usb_dpram->ep_buf_ctrl[num].in;
} }
@ -142,7 +142,7 @@ static void _hw_endpoint_init(struct hw_endpoint *ep, uint8_t ep_addr, uint16_t
// Clear existing buffer control state // Clear existing buffer control state
*ep->buffer_control = 0; *ep->buffer_control = 0;
if (tu_edpt_number(ep->ep_addr) == 0) if (num == 0)
{ {
// EP0 has no endpoint control register because // EP0 has no endpoint control register because
// the buffer offsets are fixed // the buffer offsets are fixed