1 // SPDX-License-Identifier: GPL-2.0-only
5  * Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
24 	if (tre_ch >= lldev->nr_tres) {  in hidma_ll_chstats()
25 		dev_err(lldev->dev, "invalid TRE number in chstats:%d", tre_ch);  in hidma_ll_chstats()
28 	tre = &lldev->trepool[tre_ch];  in hidma_ll_chstats()
29 	seq_printf(s, "------Channel %d -----\n", tre_ch);  in hidma_ll_chstats()
30 	seq_printf(s, "allocated=%d\n", atomic_read(&tre->allocated));  in hidma_ll_chstats()
31 	seq_printf(s, "queued = 0x%x\n", tre->queued);  in hidma_ll_chstats()
32 	seq_printf(s, "err_info = 0x%x\n", tre->err_info);  in hidma_ll_chstats()
33 	seq_printf(s, "err_code = 0x%x\n", tre->err_code);  in hidma_ll_chstats()
34 	seq_printf(s, "status = 0x%x\n", tre->status);  in hidma_ll_chstats()
35 	seq_printf(s, "idx = 0x%x\n", tre->idx);  in hidma_ll_chstats()
36 	seq_printf(s, "dma_sig = 0x%x\n", tre->dma_sig);  in hidma_ll_chstats()
37 	seq_printf(s, "dev_name=%s\n", tre->dev_name);  in hidma_ll_chstats()
38 	seq_printf(s, "callback=%p\n", tre->callback);  in hidma_ll_chstats()
39 	seq_printf(s, "data=%p\n", tre->data);  in hidma_ll_chstats()
40 	seq_printf(s, "tre_index = 0x%x\n", tre->tre_index);  in hidma_ll_chstats()
42 	tre_local = &tre->tre_local[0];  in hidma_ll_chstats()
58 	seq_puts(s, "------Device -----\n");  in hidma_ll_devstats()
59 	seq_printf(s, "lldev init = 0x%x\n", lldev->initialized);  in hidma_ll_devstats()
60 	seq_printf(s, "trch_state = 0x%x\n", lldev->trch_state);  in hidma_ll_devstats()
61 	seq_printf(s, "evch_state = 0x%x\n", lldev->evch_state);  in hidma_ll_devstats()
62 	seq_printf(s, "chidx = 0x%x\n", lldev->chidx);  in hidma_ll_devstats()
63 	seq_printf(s, "nr_tres = 0x%x\n", lldev->nr_tres);  in hidma_ll_devstats()
64 	seq_printf(s, "trca=%p\n", lldev->trca);  in hidma_ll_devstats()
65 	seq_printf(s, "tre_ring=%p\n", lldev->tre_ring);  in hidma_ll_devstats()
66 	seq_printf(s, "tre_ring_handle=%pap\n", &lldev->tre_dma);  in hidma_ll_devstats()
67 	seq_printf(s, "tre_ring_size = 0x%x\n", lldev->tre_ring_size);  in hidma_ll_devstats()
68 	seq_printf(s, "tre_processed_off = 0x%x\n", lldev->tre_processed_off);  in hidma_ll_devstats()
70 			atomic_read(&lldev->pending_tre_count));  in hidma_ll_devstats()
71 	seq_printf(s, "evca=%p\n", lldev->evca);  in hidma_ll_devstats()
72 	seq_printf(s, "evre_ring=%p\n", lldev->evre_ring);  in hidma_ll_devstats()
73 	seq_printf(s, "evre_ring_handle=%pap\n", &lldev->evre_dma);  in hidma_ll_devstats()
74 	seq_printf(s, "evre_ring_size = 0x%x\n", lldev->evre_ring_size);  in hidma_ll_devstats()
75 	seq_printf(s, "evre_processed_off = 0x%x\n", lldev->evre_processed_off);  in hidma_ll_devstats()
76 	seq_printf(s, "tre_write_offset = 0x%x\n", lldev->tre_write_offset);  in hidma_ll_devstats()
86 	struct hidma_chan *mchan = s->private;  in hidma_chan_show()
88 	struct hidma_dev *dmadev = mchan->dmadev;  in hidma_chan_show()
90 	pm_runtime_get_sync(dmadev->ddev.dev);  in hidma_chan_show()
91 	seq_printf(s, "paused=%u\n", mchan->paused);  in hidma_chan_show()
92 	seq_printf(s, "dma_sig=%u\n", mchan->dma_sig);  in hidma_chan_show()
94 	list_for_each_entry(mdesc, &mchan->prepared, node)  in hidma_chan_show()
95 		hidma_ll_chstats(s, mchan->dmadev->lldev, mdesc->tre_ch);  in hidma_chan_show()
98 	list_for_each_entry(mdesc, &mchan->active, node)  in hidma_chan_show()
99 		hidma_ll_chstats(s, mchan->dmadev->lldev, mdesc->tre_ch);  in hidma_chan_show()
102 	list_for_each_entry(mdesc, &mchan->completed, node)  in hidma_chan_show()
103 		hidma_ll_chstats(s, mchan->dmadev->lldev, mdesc->tre_ch);  in hidma_chan_show()
105 	hidma_ll_devstats(s, mchan->dmadev->lldev);  in hidma_chan_show()
106 	pm_runtime_mark_last_busy(dmadev->ddev.dev);  in hidma_chan_show()
107 	pm_runtime_put_autosuspend(dmadev->ddev.dev);  in hidma_chan_show()
118 	struct hidma_dev *dmadev = s->private;  in hidma_dma_show()
121 	seq_printf(s, "nr_descriptors=%d\n", dmadev->nr_descriptors);  in hidma_dma_show()
122 	seq_printf(s, "dev_trca=%p\n", &dmadev->dev_trca);  in hidma_dma_show()
123 	seq_printf(s, "dev_trca_phys=%pa\n", &dmadev->trca_resource->start);  in hidma_dma_show()
124 	sz = resource_size(dmadev->trca_resource);  in hidma_dma_show()
125 	seq_printf(s, "dev_trca_size=%pa\n", &sz);  in hidma_dma_show()
126 	seq_printf(s, "dev_evca=%p\n", &dmadev->dev_evca);  in hidma_dma_show()
127 	seq_printf(s, "dev_evca_phys=%pa\n", &dmadev->evca_resource->start);  in hidma_dma_show()
128 	sz = resource_size(dmadev->evca_resource);  in hidma_dma_show()
129 	seq_printf(s, "dev_evca_size=%pa\n", &sz);  in hidma_dma_show()
138 	debugfs_remove_recursive(dmadev->debugfs);  in hidma_debug_uninit()
147 	dmadev->debugfs = debugfs_create_dir(dev_name(dmadev->ddev.dev), NULL);  in hidma_debug_init()
150 	list_for_each(position, &dmadev->ddev.channels) {  in hidma_debug_init()
155 		sprintf(chan->dbg_name, "chan%d", chidx);  in hidma_debug_init()
156 		dir = debugfs_create_dir(chan->dbg_name,  in hidma_debug_init()
157 						   dmadev->debugfs);  in hidma_debug_init()
158 		debugfs_create_file("stats", S_IRUGO, dir, chan,  in hidma_debug_init()
163 	debugfs_create_file("stats", S_IRUGO, dmadev->debugfs, dmadev,  in hidma_debug_init()