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usb: gadget: udc: bcm63xx: Convert to use list_count_nodes() 

The list API provides the list_count_nodes() to help with counting
existing nodes in the list. Utilise it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20221130134838.23805-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2022-11-30 15:48:37 +02:00 committed by Greg Kroah-Hartman
parent 94c6bcec9f
commit 66eccb5274
1 changed files with 3 additions and 8 deletions
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11
drivers/usb/gadget/udc/bcm63xx_udc.c
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@ -2172,7 +2172,6 @@ static int bcm63xx_iudma_dbg_show(struct seq_file *s, void *p)
for (ch_idx = 0; ch_idx < BCM63XX_NUM_IUDMA; ch_idx++) {
struct iudma_ch *iudma = &udc->iudma[ch_idx];
struct list_head *pos;
seq_printf(s, "IUDMA channel %d -- ", ch_idx);
switch (iudma_defaults[ch_idx].ep_type) {
@ -2205,14 +2204,10 @@ static int bcm63xx_iudma_dbg_show(struct seq_file *s, void *p)
seq_printf(s, " desc: %d/%d used", iudma->n_bds_used,
iudma->n_bds);
if (iudma->bep) {
i = 0;
list_for_each(pos, &iudma->bep->queue)
i++;
seq_printf(s, "; %d queued\n", i);
} else {
if (iudma->bep)
seq_printf(s, "; %zu queued\n", list_count_nodes(&iudma->bep->queue));
else
seq_printf(s, "\n");
}
for (i = 0; i < iudma->n_bds; i++) {
struct bcm_enet_desc *d = &iudma->bd_ring[i];