usb: chipidea: udc: manage dynamic amount of tds with a linked list

[karo-tx-linux.git] / drivers / usb / chipidea / debug.c

diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c
index 36a7063a6cba04f55e1b25ea062f2896f9524dda..64b8c32d4f33881035fe4627d2822fa52f319352 100644 (file)
--- a/drivers/usb/chipidea/debug.c
+++ b/drivers/usb/chipidea/debug.c
@@ -162,6 +162,7 @@ static int ci_requests_show(struct seq_file *s, void *data)
        unsigned long flags;
        struct list_head   *ptr = NULL;
        struct ci13xxx_req *req = NULL;
+       struct td_node *node, *tmpnode;
        unsigned i, j, qsize = sizeof(struct ci13xxx_td)/sizeof(u32);
 
        if (ci->role != CI_ROLE_GADGET) {
@@ -174,13 +175,17 @@ static int ci_requests_show(struct seq_file *s, void *data)
                list_for_each(ptr, &ci->ci13xxx_ep[i].qh.queue) {
                        req = list_entry(ptr, struct ci13xxx_req, queue);
 
-                       seq_printf(s, "EP=%02i: TD=%08X %s\n",
-                                  i % (ci->hw_ep_max / 2), (u32)req->dma,
-                                  ((i < ci->hw_ep_max/2) ? "RX" : "TX"));
-
-                       for (j = 0; j < qsize; j++)
-                               seq_printf(s, " %04X:    %08X\n", j,
-                                          *((u32 *)req->ptr + j));
+                       list_for_each_entry_safe(node, tmpnode, &req->tds, td) {
+                               seq_printf(s, "EP=%02i: TD=%08X %s\n",
+                                          i % (ci->hw_ep_max / 2),
+                                          (u32)node->dma,
+                                          ((i < ci->hw_ep_max/2) ?
+                                          "RX" : "TX"));
+
+                               for (j = 0; j < qsize; j++)
+                                       seq_printf(s, " %04X:    %08X\n", j,
+                                                  *((u32 *)node->ptr + j));
+                       }
                }
        spin_unlock_irqrestore(&ci->lock, flags);