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authorTakashi Iwai <tiwai@suse.de>2015-06-22 11:32:41 +0200
committerTakashi Iwai <tiwai@suse.de>2015-06-22 11:32:41 +0200
commit57fa8a1e22c5833fb2cae96af68fc39ec21cb017 (patch)
treeb0bb4e4a6e04a24119da30253add9fe9ffbc8d22 /sound/soc/codecs/rt286.c
parentALSA: hda-beep: Update authors dead email address (diff)
parentMerge remote-tracking branch 'asoc/topic/wm8995' into asoc-next (diff)
downloadlinux-dev-57fa8a1e22c5833fb2cae96af68fc39ec21cb017.tar.xz
linux-dev-57fa8a1e22c5833fb2cae96af68fc39ec21cb017.zip
Merge tag 'asoc-v4.2-2' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next
ASoC: Further updates for v4.2 There's a bunch of additional updates and fixes that came in since my orignal pull request here, including DT support for rt5645 and fairly large serieses of cleanups and improvements to tas2552 and rcar.
Diffstat (limited to 'sound/soc/codecs/rt286.c')
-rw-r--r--sound/soc/codecs/rt286.c97
1 files changed, 6 insertions, 91 deletions
diff --git a/sound/soc/codecs/rt286.c b/sound/soc/codecs/rt286.c
index c6cca0639e0d..5c43e263b2c1 100644
--- a/sound/soc/codecs/rt286.c
+++ b/sound/soc/codecs/rt286.c
@@ -31,12 +31,15 @@
#include <sound/rt286.h>
#include <sound/hda_verbs.h>
+#include "rl6347a.h"
#include "rt286.h"
#define RT286_VENDOR_ID 0x10ec0286
#define RT288_VENDOR_ID 0x10ec0288
struct rt286_priv {
+ struct reg_default *index_cache;
+ int index_cache_size;
struct regmap *regmap;
struct snd_soc_codec *codec;
struct rt286_platform_data pdata;
@@ -45,7 +48,6 @@ struct rt286_priv {
struct delayed_work jack_detect_work;
int sys_clk;
int clk_id;
- struct reg_default *index_cache;
};
static struct reg_default rt286_index_def[] = {
@@ -185,94 +187,6 @@ static bool rt286_readable_register(struct device *dev, unsigned int reg)
}
}
-static int rt286_hw_write(void *context, unsigned int reg, unsigned int value)
-{
- struct i2c_client *client = context;
- struct rt286_priv *rt286 = i2c_get_clientdata(client);
- u8 data[4];
- int ret, i;
-
- /* handle index registers */
- if (reg <= 0xff) {
- rt286_hw_write(client, RT286_COEF_INDEX, reg);
- for (i = 0; i < INDEX_CACHE_SIZE; i++) {
- if (reg == rt286->index_cache[i].reg) {
- rt286->index_cache[i].def = value;
- break;
- }
-
- }
- reg = RT286_PROC_COEF;
- }
-
- data[0] = (reg >> 24) & 0xff;
- data[1] = (reg >> 16) & 0xff;
- /*
- * 4 bit VID: reg should be 0
- * 12 bit VID: value should be 0
- * So we use an OR operator to handle it rather than use if condition.
- */
- data[2] = ((reg >> 8) & 0xff) | ((value >> 8) & 0xff);
- data[3] = value & 0xff;
-
- ret = i2c_master_send(client, data, 4);
-
- if (ret == 4)
- return 0;
- else
- pr_err("ret=%d\n", ret);
- if (ret < 0)
- return ret;
- else
- return -EIO;
-}
-
-static int rt286_hw_read(void *context, unsigned int reg, unsigned int *value)
-{
- struct i2c_client *client = context;
- struct i2c_msg xfer[2];
- int ret;
- __be32 be_reg;
- unsigned int index, vid, buf = 0x0;
-
- /* handle index registers */
- if (reg <= 0xff) {
- rt286_hw_write(client, RT286_COEF_INDEX, reg);
- reg = RT286_PROC_COEF;
- }
-
- reg = reg | 0x80000;
- vid = (reg >> 8) & 0xfff;
-
- if (AC_VERB_GET_AMP_GAIN_MUTE == (vid & 0xf00)) {
- index = (reg >> 8) & 0xf;
- reg = (reg & ~0xf0f) | index;
- }
- be_reg = cpu_to_be32(reg);
-
- /* Write register */
- xfer[0].addr = client->addr;
- xfer[0].flags = 0;
- xfer[0].len = 4;
- xfer[0].buf = (u8 *)&be_reg;
-
- /* Read data */
- xfer[1].addr = client->addr;
- xfer[1].flags = I2C_M_RD;
- xfer[1].len = 4;
- xfer[1].buf = (u8 *)&buf;
-
- ret = i2c_transfer(client->adapter, xfer, 2);
- if (ret < 0)
- return ret;
- else if (ret != 2)
- return -EIO;
-
- *value = be32_to_cpu(buf);
-
- return 0;
-}
-
#ifdef CONFIG_PM
static void rt286_index_sync(struct snd_soc_codec *codec)
{
@@ -1174,8 +1088,8 @@ static const struct regmap_config rt286_regmap = {
.max_register = 0x02370100,
.volatile_reg = rt286_volatile_register,
.readable_reg = rt286_readable_register,
- .reg_write = rt286_hw_write,
- .reg_read = rt286_hw_read,
+ .reg_write = rl6347a_hw_write,
+ .reg_read = rl6347a_hw_read,
.cache_type = REGCACHE_RBTREE,
.reg_defaults = rt286_reg,
.num_reg_defaults = ARRAY_SIZE(rt286_reg),
@@ -1248,6 +1162,7 @@ static int rt286_i2c_probe(struct i2c_client *i2c,
}
rt286->index_cache = rt286_index_def;
+ rt286->index_cache_size = INDEX_CACHE_SIZE;
rt286->i2c = i2c;
i2c_set_clientdata(i2c, rt286);