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Diffstat (limited to 'src/class/net/ecm_rndis_device.c')
-rw-r--r--src/class/net/ecm_rndis_device.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/src/class/net/ecm_rndis_device.c b/src/class/net/ecm_rndis_device.c
index eaa82c187..b27cac3ea 100644
--- a/src/class/net/ecm_rndis_device.c
+++ b/src/class/net/ecm_rndis_device.c
@@ -48,9 +48,10 @@ typedef struct {
uint8_t itf_num; // Index number of Management Interface, +1 for Data Interface
uint8_t itf_data_alt; // Alternate setting of Data Interface. 0 : inactive, 1 : active
- uint8_t ep_notif;
uint8_t ep_in;
uint8_t ep_out;
+ uint16_t ep_size; // bulk endpoint max packet size (IN and OUT assumed equal)
+ uint8_t ep_notif;
bool ecm_mode;
@@ -176,6 +177,9 @@ uint16_t netd_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint1
// Pair of endpoints
TU_ASSERT(TUSB_DESC_ENDPOINT == tu_desc_type(p_desc), 0);
+ // Save the actual bulk endpoint size (IN and OUT assumed equal)
+ _netd_itf.ep_size = tu_edpt_packet_size((tusb_desc_endpoint_t const *) p_desc);
+
if (_netd_itf.ecm_mode) {
// ECM by default is in-active, save the endpoint attribute
// to open later when received setInterface
@@ -206,14 +210,15 @@ static void ecm_report(bool nc) {
},
};
+ const uint32_t link_bps = (tud_speed_get() == TUSB_SPEED_HIGH) ? 480000000U : 12000000U;
const ecm_notify_t ecm_notify_csc = {
.header = {
.bmRequestType = 0xA1,
.bRequest = 0x2A, /* CONNECTION_SPEED_CHANGE aka ConnectionSpeedChange */
.wLength = 8,
},
- .downlink = 9728000,
- .uplink = 9728000,
+ .downlink = link_bps,
+ .uplink = link_bps,
};
ecm_notify_t notify = (nc) ? ecm_notify_nc : ecm_notify_csc;
@@ -356,8 +361,7 @@ bool netd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_
/* data transmission finished */
if (ep_addr == _netd_itf.ep_in) {
/* TinyUSB requires the class driver to implement ZLP (since ZLP usage is class-specific) */
-
- if (xferred_bytes && (0 == (xferred_bytes % CFG_TUD_NET_ENDPOINT_SIZE))) {
+ if (xferred_bytes > 0 && 0 == (xferred_bytes & (_netd_itf.ep_size-1))) {
do_in_xfer(NULL, 0); /* a ZLP is needed */
} else {
/* we're finally finished */