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DA146xx: Add support for ISO endpoints

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Few changes were needed to have working ISO endpoints.
This commit is contained in:
Jerzy Kasenberg
2020-10-02 12:41:18 +02:00
parent 6615dd9062
commit 33a5081bd1
1 changed files with 11 additions and 4 deletions
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15
src/portable/dialog/da146xx/dcd_da146xx.c
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@@ -210,6 +210,8 @@ typedef struct {
uint8_t data1 : 1;
// Endpoint is stalled
uint8_t stall : 1;
// ISO endpoint
uint8_t iso : 1;
} xfer_ctl_t;
static struct
@@ -290,7 +292,7 @@ static void transmit_packet(xfer_ctl_t * xfer)
EPx_REGS *regs = xfer->regs;
uint32_t txc;
txc = USB_USB_TXC1_REG_USB_TX_EN_Msk;
txc = USB_USB_TXC1_REG_USB_TX_EN_Msk | USB_USB_TXC1_REG_USB_IGN_ISOMSK_Msk;
if (xfer->data1) txc |= USB_USB_TXC1_REG_USB_TOGGLE_TX_Msk;
src = &xfer->buffer[xfer->transferred];
@@ -531,7 +533,7 @@ static void handle_epx_rx_ev(uint8_t ep)
}
if (GET_BIT(rxs, USB_USB_RXS1_REG_USB_RX_LAST))
{
if (GET_BIT(rxs, USB_USB_RXS1_REG_USB_TOGGLE_RX) != xfer->data1)
if (!xfer->iso && GET_BIT(rxs, USB_USB_RXS1_REG_USB_TOGGLE_RX) != xfer->data1)
{
// Toggle bit does not match discard packet
regs->rxc |= USB_USB_RXC1_REG_USB_FLUSH_Msk;
@@ -540,7 +542,7 @@ static void handle_epx_rx_ev(uint8_t ep)
{
xfer->data1 ^= 1;
xfer->transferred += xfer->last_packet_size;
if (xfer->total_len == xfer->transferred || xfer->last_packet_size < xfer->max_packet_size)
if (xfer->total_len == xfer->transferred || xfer->last_packet_size < xfer->max_packet_size || xfer->iso)
{
dcd_event_xfer_complete(0, xfer->ep_addr, xfer->transferred, XFER_RESULT_SUCCESS, true);
}
@@ -787,8 +789,13 @@ bool dcd_edpt_open(uint8_t rhport, tusb_desc_endpoint_t const * desc_edpt)
xfer->max_packet_size = desc_edpt->wMaxPacketSize.size;
xfer->ep_addr = desc_edpt->bEndpointAddress;
xfer->data1 = 0;
xfer->iso = 0;
if (epnum != 0 && desc_edpt->bmAttributes.xfer == 1) iso_mask = USB_USB_EPC1_REG_USB_ISO_Msk;
if (epnum != 0 && desc_edpt->bmAttributes.xfer == 1)
{
iso_mask = USB_USB_EPC1_REG_USB_ISO_Msk;
xfer->iso = 1;
}
if (epnum == 0)
{