Philippe Reynes | 5aa6cfb | 2019-03-15 15:14:36 +0100 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| 2 | |
| 3 | #include <common.h> |
| 4 | #include "brcmnand_compat.h" |
| 5 | |
| 6 | struct clk *devm_clk_get(struct udevice *dev, const char *id) |
| 7 | { |
| 8 | struct clk *clk; |
| 9 | int ret; |
| 10 | |
| 11 | clk = devm_kzalloc(dev, sizeof(*clk), GFP_KERNEL); |
| 12 | if (!clk) { |
| 13 | debug("%s: can't allocate clock\n", __func__); |
| 14 | return ERR_PTR(-ENOMEM); |
| 15 | } |
| 16 | |
| 17 | ret = clk_get_by_name(dev, id, clk); |
| 18 | if (ret < 0) { |
| 19 | debug("%s: can't get clock (ret = %d)!\n", __func__, ret); |
| 20 | return ERR_PTR(ret); |
| 21 | } |
| 22 | |
| 23 | return clk; |
| 24 | } |
| 25 | |
| 26 | int clk_prepare_enable(struct clk *clk) |
| 27 | { |
| 28 | return clk_enable(clk); |
| 29 | } |
| 30 | |
| 31 | void clk_disable_unprepare(struct clk *clk) |
| 32 | { |
| 33 | clk_disable(clk); |
| 34 | } |
| 35 | |
| 36 | static char *devm_kvasprintf(struct udevice *dev, gfp_t gfp, const char *fmt, |
| 37 | va_list ap) |
| 38 | { |
| 39 | unsigned int len; |
| 40 | char *p; |
| 41 | va_list aq; |
| 42 | |
| 43 | va_copy(aq, ap); |
| 44 | len = vsnprintf(NULL, 0, fmt, aq); |
| 45 | va_end(aq); |
| 46 | |
| 47 | p = devm_kmalloc(dev, len + 1, gfp); |
| 48 | if (!p) |
| 49 | return NULL; |
| 50 | |
| 51 | vsnprintf(p, len + 1, fmt, ap); |
| 52 | |
| 53 | return p; |
| 54 | } |
| 55 | |
| 56 | char *devm_kasprintf(struct udevice *dev, gfp_t gfp, const char *fmt, ...) |
| 57 | { |
| 58 | va_list ap; |
| 59 | char *p; |
| 60 | |
| 61 | va_start(ap, fmt); |
| 62 | p = devm_kvasprintf(dev, gfp, fmt, ap); |
| 63 | va_end(ap); |
| 64 | |
| 65 | return p; |
| 66 | } |