27 static inline void create_debug_files(struct imx21 *imx21) { }  in create_debug_files()  argument
28 static inline void remove_debug_files(struct imx21 *imx21) { }  in remove_debug_files()  argument
29 static inline void debug_urb_submitted(struct imx21 *imx21, struct urb *urb) {}  in debug_urb_submitted()  argument
30 static inline void debug_urb_completed(struct imx21 *imx21, struct urb *urb,  in debug_urb_completed()  argument
32 static inline void debug_urb_unlinked(struct imx21 *imx21, struct urb *urb) {}  in debug_urb_unlinked()  argument
33 static inline void debug_urb_queued_for_etd(struct imx21 *imx21,  in debug_urb_queued_for_etd()  argument
35 static inline void debug_urb_queued_for_dmem(struct imx21 *imx21,  in debug_urb_queued_for_dmem()  argument
37 static inline void debug_etd_allocated(struct imx21 *imx21) {}  in debug_etd_allocated()  argument
38 static inline void debug_etd_freed(struct imx21 *imx21) {}  in debug_etd_freed()  argument
39 static inline void debug_dmem_allocated(struct imx21 *imx21, int size) {}  in debug_dmem_allocated()  argument
40 static inline void debug_dmem_freed(struct imx21 *imx21, int size) {}  in debug_dmem_freed()  argument
41 static inline void debug_isoc_submitted(struct imx21 *imx21,  in debug_isoc_submitted()  argument
43 static inline void debug_isoc_completed(struct imx21 *imx21,  in debug_isoc_completed()  argument
70 static inline struct debug_stats *stats_for_urb(struct imx21 *imx21,  in stats_for_urb()  argument
74 		&imx21->isoc_stats : &imx21->nonisoc_stats;  in stats_for_urb()
77 static void debug_urb_submitted(struct imx21 *imx21, struct urb *urb)  in debug_urb_submitted()  argument
79 	stats_for_urb(imx21, urb)->submitted++;  in debug_urb_submitted()
82 static void debug_urb_completed(struct imx21 *imx21, struct urb *urb, int st)  in debug_urb_completed()  argument
85 		stats_for_urb(imx21, urb)->completed_failed++;  in debug_urb_completed()
87 		stats_for_urb(imx21, urb)->completed_ok++;  in debug_urb_completed()
90 static void debug_urb_unlinked(struct imx21 *imx21, struct urb *urb)  in debug_urb_unlinked()  argument
92 	stats_for_urb(imx21, urb)->unlinked++;  in debug_urb_unlinked()
95 static void debug_urb_queued_for_etd(struct imx21 *imx21, struct urb *urb)  in debug_urb_queued_for_etd()  argument
97 	stats_for_urb(imx21, urb)->queue_etd++;  in debug_urb_queued_for_etd()
100 static void debug_urb_queued_for_dmem(struct imx21 *imx21, struct urb *urb)  in debug_urb_queued_for_dmem()  argument
102 	stats_for_urb(imx21, urb)->queue_dmem++;  in debug_urb_queued_for_dmem()
105 static inline void debug_etd_allocated(struct imx21 *imx21)  in debug_etd_allocated()  argument
107 	imx21->etd_usage.maximum = max(  in debug_etd_allocated()
108 			++(imx21->etd_usage.value),  in debug_etd_allocated()
109 			imx21->etd_usage.maximum);  in debug_etd_allocated()
112 static inline void debug_etd_freed(struct imx21 *imx21)  in debug_etd_freed()  argument
114 	imx21->etd_usage.value--;  in debug_etd_freed()
117 static inline void debug_dmem_allocated(struct imx21 *imx21, int size)  in debug_dmem_allocated()  argument
119 	imx21->dmem_usage.value += size;  in debug_dmem_allocated()
120 	imx21->dmem_usage.maximum = max(  in debug_dmem_allocated()
121 			imx21->dmem_usage.value,  in debug_dmem_allocated()
122 			imx21->dmem_usage.maximum);  in debug_dmem_allocated()
125 static inline void debug_dmem_freed(struct imx21 *imx21, int size)  in debug_dmem_freed()  argument
127 	imx21->dmem_usage.value -= size;  in debug_dmem_freed()
131 static void debug_isoc_submitted(struct imx21 *imx21,  in debug_isoc_submitted()  argument
134 	struct debug_isoc_trace *trace = &imx21->isoc_trace[  in debug_isoc_submitted()
135 		imx21->isoc_trace_index++];  in debug_isoc_submitted()
137 	imx21->isoc_trace_index %= ARRAY_SIZE(imx21->isoc_trace);  in debug_isoc_submitted()
144 static inline void debug_isoc_completed(struct imx21 *imx21,  in debug_isoc_completed()  argument
151 	trace = imx21->isoc_trace;  in debug_isoc_completed()
152 	for (i = 0; i < ARRAY_SIZE(imx21->isoc_trace); i++, trace++) {  in debug_isoc_completed()
164 		trace_failed = &imx21->isoc_trace_failed[  in debug_isoc_completed()
165 					imx21->isoc_trace_index_failed++];  in debug_isoc_completed()
167 		imx21->isoc_trace_index_failed %= ARRAY_SIZE(  in debug_isoc_completed()
168 						imx21->isoc_trace_failed);  in debug_isoc_completed()
201 	struct imx21 *imx21 = s->private;  in debug_status_show()  local
216 	spin_lock_irqsave(&imx21->lock, flags);  in debug_status_show()
218 	etd_enable_mask = readl(imx21->regs + USBH_ETDENSET);  in debug_status_show()
219 	for (i = 0, etd = imx21->etd; i < USB_NUM_ETD; i++, etd++) {  in debug_status_show()
228 	list_for_each_entry(dmem, &imx21->dmem_list, list) {  in debug_status_show()
233 	list_for_each_entry(ep_priv, &imx21->queue_for_etd, queue)  in debug_status_show()
236 	list_for_each_entry(etd, &imx21->queue_for_dmem, queue)  in debug_status_show()
239 	spin_unlock_irqrestore(&imx21->lock, flags);  in debug_status_show()
250 		readl(imx21->regs + USBH_FRMNUB) & 0xFFFF,  in debug_status_show()
251 		etds_allocated, USB_NUM_ETD, imx21->etd_usage.maximum,  in debug_status_show()
254 		dmem_bytes, DMEM_SIZE, imx21->dmem_usage.maximum,  in debug_status_show()
264 	struct imx21 *imx21 = s->private;  in debug_dmem_show()  local
269 	spin_lock_irqsave(&imx21->lock, flags);  in debug_dmem_show()
271 	list_for_each_entry(dmem, &imx21->dmem_list, list)  in debug_dmem_show()
278 	spin_unlock_irqrestore(&imx21->lock, flags);  in debug_dmem_show()
285 	struct imx21 *imx21 = s->private;  in debug_etd_show()  local
292 	spin_lock_irqsave(&imx21->lock, flags);  in debug_etd_show()
294 	for (i = 0, etd = imx21->etd; i < USB_NUM_ETD; i++, etd++) {  in debug_etd_show()
318 			(readl(imx21->regs + USBH_ETDENSET) & (1 << i)) > 0,  in debug_etd_show()
323 			dword = etd_readl(imx21, i, j);  in debug_etd_show()
346 	spin_unlock_irqrestore(&imx21->lock, flags);  in debug_etd_show()
372 	struct imx21 *imx21 = s->private;  in debug_statistics_show()  local
375 	spin_lock_irqsave(&imx21->lock, flags);  in debug_statistics_show()
377 	debug_statistics_show_one(s, "nonisoc", &imx21->nonisoc_stats);  in debug_statistics_show()
378 	debug_statistics_show_one(s, "isoc", &imx21->isoc_stats);  in debug_statistics_show()
379 	seq_printf(s, "unblock kludge triggers: %lu\n", imx21->debug_unblocks);  in debug_statistics_show()
380 	spin_unlock_irqrestore(&imx21->lock, flags);  in debug_statistics_show()
406 	struct imx21 *imx21 = s->private;  in debug_isoc_show()  local
411 	spin_lock_irqsave(&imx21->lock, flags);  in debug_isoc_show()
413 	trace = imx21->isoc_trace_failed;  in debug_isoc_show()
414 	for (i = 0; i < ARRAY_SIZE(imx21->isoc_trace_failed); i++, trace++)  in debug_isoc_show()
417 	trace = imx21->isoc_trace;  in debug_isoc_show()
418 	for (i = 0; i < ARRAY_SIZE(imx21->isoc_trace); i++, trace++)  in debug_isoc_show()
421 	spin_unlock_irqrestore(&imx21->lock, flags);  in debug_isoc_show()
486 static void create_debug_files(struct imx21 *imx21)  in create_debug_files()  argument
488 	imx21->debug_root = debugfs_create_dir(dev_name(imx21->dev), NULL);  in create_debug_files()
489 	if (!imx21->debug_root)  in create_debug_files()
493 			imx21->debug_root, imx21, &debug_status_fops))  in create_debug_files()
497 			imx21->debug_root, imx21, &debug_dmem_fops))  in create_debug_files()
501 			imx21->debug_root, imx21, &debug_etd_fops))  in create_debug_files()
505 			imx21->debug_root, imx21, &debug_statistics_fops))  in create_debug_files()
509 			imx21->debug_root, imx21, &debug_isoc_fops))  in create_debug_files()
515 	debugfs_remove_recursive(imx21->debug_root);  in create_debug_files()
518 	imx21->debug_root = NULL;  in create_debug_files()
522 static void remove_debug_files(struct imx21 *imx21)  in remove_debug_files()  argument
524 	if (imx21->debug_root) {  in remove_debug_files()
525 		debugfs_remove_recursive(imx21->debug_root);  in remove_debug_files()
526 		imx21->debug_root = NULL;  in remove_debug_files()