diff options
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.24/1178-debug-codec-register-setting-sysfs.patch.patch')
-rw-r--r-- | target/linux/s3c24xx/patches-2.6.24/1178-debug-codec-register-setting-sysfs.patch.patch | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.24/1178-debug-codec-register-setting-sysfs.patch.patch b/target/linux/s3c24xx/patches-2.6.24/1178-debug-codec-register-setting-sysfs.patch.patch deleted file mode 100644 index 0fd0008..0000000 --- a/target/linux/s3c24xx/patches-2.6.24/1178-debug-codec-register-setting-sysfs.patch.patch +++ /dev/null @@ -1,67 +0,0 @@ -From 79b99f7d65cce0730998a84d2fb615ae5ad0cff5 Mon Sep 17 00:00:00 2001 -From: Andy Green <andy@openmoko.com> -Date: Wed, 2 Jul 2008 22:39:01 +0100 -Subject: [PATCH] debug-codec-register-setting-sysfs.patch - Allow direct setting of codec registers for super mega meddling power - Signed-off-by: Andy Green <andy@openmoko.com> - ---- - sound/soc/soc-core.c | 35 +++++++++++++++++++++++++++++++++++ - 1 files changed, 35 insertions(+), 0 deletions(-) - -diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c -index 25f7818..9e20333 100644 ---- a/sound/soc/soc-core.c -+++ b/sound/soc/soc-core.c -@@ -928,6 +928,38 @@ static ssize_t codec_reg_show(struct device *dev, - } - static DEVICE_ATTR(codec_reg, 0444, codec_reg_show, NULL); - -+ -+static ssize_t codec_reg_write(struct device *dev, -+ struct device_attribute *attr, -+ const char *buf, size_t count) -+{ -+ u32 address; -+ u32 data; -+ char * end; -+ size_t left = count; -+ struct snd_soc_device *devdata = dev_get_drvdata(dev); -+ struct snd_soc_codec *codec = devdata->codec; -+ -+ address = simple_strtoul(buf, &end, 16); -+ left -= (int)(end - buf); -+ while ((*end == ' ') && (left)) { -+ end++; -+ left--; -+ } -+ if (!left) -+ return count; -+ data = simple_strtoul(end, &end, 16); -+ -+ printk(KERN_INFO"user writes Codec reg 0x%02X with Data 0x%04X\n", -+ address, data); -+ -+ codec->write(codec, address, data); -+ -+ return count; -+} -+ -+static DEVICE_ATTR(codec_reg_write, 0644, NULL, codec_reg_write); -+ - /** - * snd_soc_new_ac97_codec - initailise AC97 device - * @codec: audio codec -@@ -1139,6 +1171,9 @@ int snd_soc_register_card(struct snd_soc_device *socdev) - err = device_create_file(socdev->dev, &dev_attr_codec_reg); - if (err < 0) - printk(KERN_WARNING "asoc: failed to add codec sysfs entries\n"); -+ err = device_create_file(socdev->dev, &dev_attr_codec_reg_write); -+ if (err < 0) -+ printk(KERN_WARNING "asoc: failed to add codec sysfs entries\n"); - out: - mutex_unlock(&codec->mutex); - return ret; --- -1.5.6.5 - |