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Cleanups: remove stale comments left over from when I cloned the ADMtek

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driver, remove unused member of kue_chain struct also left over from
ADMtek driver.
This commit is contained in:
Bill Paul 2000-01-06 07:39:07 +00:00
parent deae2aaf91
commit 032eb46fbb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=55501
2 changed files with 1 additions and 17 deletions
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17
sys/dev/usb/if_kue.c
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@ -592,7 +592,6 @@ static int kue_rx_list_init(sc)
c = &cd->kue_rx_chain[i]; c = &cd->kue_rx_chain[i];
c->kue_sc = sc; c->kue_sc = sc;
c->kue_idx = i; c->kue_idx = i;
c->kue_accum = 0;
if (kue_newbuf(sc, c, NULL) == ENOBUFS) if (kue_newbuf(sc, c, NULL) == ENOBUFS)
return(ENOBUFS); return(ENOBUFS);
if (c->kue_xfer == NULL) { if (c->kue_xfer == NULL) {
@ -634,15 +633,6 @@ static int kue_tx_list_init(sc)
/* /*
* A frame has been uploaded: pass the resulting mbuf chain up to * A frame has been uploaded: pass the resulting mbuf chain up to
* the higher level protocols. * the higher level protocols.
*
* Grrr. Receiving transfers larger than about 1152 bytes sometimes
* doesn't work. We get an incomplete frame. In order to avoid
* this, we queue up RX transfers that are shorter than a full sized
* frame. If the received frame is larger than our transfer size,
* we snag the rest of the data using a second transfer. Does this
* hurt performance? Yes. But after fighting with this stupid thing
* for three days, I'm willing to settle. I'd rather have reliable
* receive performance that fast but spotty performance.
*/ */
static void kue_rxeof(xfer, priv, status) static void kue_rxeof(xfer, priv, status)
usbd_xfer_handle xfer; usbd_xfer_handle xfer;
@ -810,12 +800,7 @@ static int kue_encap(sc, m, idx)
total_len = m->m_pkthdr.len + 2; total_len = m->m_pkthdr.len + 2;
total_len += 64 - (total_len % 64); total_len += 64 - (total_len % 64);
/* /* Frame length is specified in the first 2 bytes of the buffer. */
* The ADMtek documentation says that the packet length is
* supposed to be specified in the first two bytes of the
* transfer, however it actually seems to ignore this info
* and base the frame size on the bulk transfer length.
*/
c->kue_buf[0] = (u_int8_t)m->m_pkthdr.len; c->kue_buf[0] = (u_int8_t)m->m_pkthdr.len;
c->kue_buf[1] = (u_int8_t)(m->m_pkthdr.len >> 8); c->kue_buf[1] = (u_int8_t)(m->m_pkthdr.len >> 8);

1
sys/dev/usb/if_kuereg.h
View File

@ -143,7 +143,6 @@ struct kue_chain {
usbd_xfer_handle kue_xfer; usbd_xfer_handle kue_xfer;
char *kue_buf; char *kue_buf;
struct mbuf *kue_mbuf; struct mbuf *kue_mbuf;
int kue_accum;
int kue_idx; int kue_idx;
}; };