of-dma.c (eeca9fad52fc4bfdf42c38bfcf383e932eb3e9d6) of-dma.c (ec5b103ecfde929004b691f29183255aeeadecd5)
1/*
2 * Device tree helpers for DMA request / controller
3 *
4 * Based on of_gpio.c
5 *
6 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
7 *
8 * This program is free software; you can redistribute it and/or modify

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155
156 if (!np || !name) {
157 pr_err("%s: not enough information provided\n", __func__);
158 return NULL;
159 }
160
161 count = of_property_count_strings(np, "dma-names");
162 if (count < 0) {
1/*
2 * Device tree helpers for DMA request / controller
3 *
4 * Based on of_gpio.c
5 *
6 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
7 *
8 * This program is free software; you can redistribute it and/or modify

--- 146 unchanged lines hidden (view full) ---

155
156 if (!np || !name) {
157 pr_err("%s: not enough information provided\n", __func__);
158 return NULL;
159 }
160
161 count = of_property_count_strings(np, "dma-names");
162 if (count < 0) {
163 pr_err("%s: dma-names property missing or empty\n", __func__);
163 pr_err("%s: dma-names property of node '%s' missing or empty\n",
164 __func__, np->full_name);
164 return NULL;
165 }
166
167 for (i = 0; i < count; i++) {
168 if (of_dma_match_channel(np, name, i, &dma_spec))
169 continue;
170
171 mutex_lock(&of_dma_lock);

--- 45 unchanged lines hidden --- 		165 return NULL;
166 }
167
168 for (i = 0; i < count; i++) {
169 if (of_dma_match_channel(np, name, i, &dma_spec))
170 continue;
171
172 mutex_lock(&of_dma_lock);

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