From: Mark Brown Date: Mon, 19 Sep 2011 22:04:06 +0000 (+0100) Subject: ASoC: Convert WM8996 gpiolib to regmap X-Git-Tag: v3.3-rc1~14^2~379 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b2d1e23373fde66d5532ffdfd0f1e650174b83f6;p=platform%2Fkernel%2Flinux-stable.git ASoC: Convert WM8996 gpiolib to regmap Actually pretty straightforward. Signed-off-by: Mark Brown --- diff --git a/sound/soc/codecs/wm8996.c b/sound/soc/codecs/wm8996.c index cb9709a..fd5bb1a 100644 --- a/sound/soc/codecs/wm8996.c +++ b/sound/soc/codecs/wm8996.c @@ -50,6 +50,7 @@ static const char *wm8996_supply_names[WM8996_NUM_SUPPLIES] = { }; struct wm8996_priv { + struct device *dev; struct regmap *regmap; struct snd_soc_codec *codec; @@ -2325,48 +2326,45 @@ static inline struct wm8996_priv *gpio_to_wm8996(struct gpio_chip *chip) static void wm8996_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { struct wm8996_priv *wm8996 = gpio_to_wm8996(chip); - struct snd_soc_codec *codec = wm8996->codec; - snd_soc_update_bits(codec, WM8996_GPIO_1 + offset, - WM8996_GP1_LVL, !!value << WM8996_GP1_LVL_SHIFT); + regmap_update_bits(wm8996->regmap, WM8996_GPIO_1 + offset, + WM8996_GP1_LVL, !!value << WM8996_GP1_LVL_SHIFT); } static int wm8996_gpio_direction_out(struct gpio_chip *chip, unsigned offset, int value) { struct wm8996_priv *wm8996 = gpio_to_wm8996(chip); - struct snd_soc_codec *codec = wm8996->codec; int val; val = (1 << WM8996_GP1_FN_SHIFT) | (!!value << WM8996_GP1_LVL_SHIFT); - return snd_soc_update_bits(codec, WM8996_GPIO_1 + offset, - WM8996_GP1_FN_MASK | WM8996_GP1_DIR | - WM8996_GP1_LVL, val); + return regmap_update_bits(wm8996->regmap, WM8996_GPIO_1 + offset, + WM8996_GP1_FN_MASK | WM8996_GP1_DIR | + WM8996_GP1_LVL, val); } static int wm8996_gpio_get(struct gpio_chip *chip, unsigned offset) { struct wm8996_priv *wm8996 = gpio_to_wm8996(chip); - struct snd_soc_codec *codec = wm8996->codec; + unsigned int reg; int ret; - ret = snd_soc_read(codec, WM8996_GPIO_1 + offset); + ret = regmap_read(wm8996->regmap, WM8996_GPIO_1 + offset, ®); if (ret < 0) return ret; - return (ret & WM8996_GP1_LVL) != 0; + return (reg & WM8996_GP1_LVL) != 0; } static int wm8996_gpio_direction_in(struct gpio_chip *chip, unsigned offset) { struct wm8996_priv *wm8996 = gpio_to_wm8996(chip); - struct snd_soc_codec *codec = wm8996->codec; - return snd_soc_update_bits(codec, WM8996_GPIO_1 + offset, - WM8996_GP1_FN_MASK | WM8996_GP1_DIR, - (1 << WM8996_GP1_FN_SHIFT) | - (1 << WM8996_GP1_DIR_SHIFT)); + return regmap_update_bits(wm8996->regmap, WM8996_GPIO_1 + offset, + WM8996_GP1_FN_MASK | WM8996_GP1_DIR, + (1 << WM8996_GP1_FN_SHIFT) | + (1 << WM8996_GP1_DIR_SHIFT)); } static struct gpio_chip wm8996_template_chip = { @@ -2379,14 +2377,13 @@ static struct gpio_chip wm8996_template_chip = { .can_sleep = 1, }; -static void wm8996_init_gpio(struct snd_soc_codec *codec) +static void wm8996_init_gpio(struct wm8996_priv *wm8996) { - struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec); int ret; wm8996->gpio_chip = wm8996_template_chip; wm8996->gpio_chip.ngpio = 5; - wm8996->gpio_chip.dev = codec->dev; + wm8996->gpio_chip.dev = wm8996->dev; if (wm8996->pdata.gpio_base) wm8996->gpio_chip.base = wm8996->pdata.gpio_base; @@ -2395,24 +2392,23 @@ static void wm8996_init_gpio(struct snd_soc_codec *codec) ret = gpiochip_add(&wm8996->gpio_chip); if (ret != 0) - dev_err(codec->dev, "Failed to add GPIOs: %d\n", ret); + dev_err(wm8996->dev, "Failed to add GPIOs: %d\n", ret); } -static void wm8996_free_gpio(struct snd_soc_codec *codec) +static void wm8996_free_gpio(struct wm8996_priv *wm8996) { - struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec); int ret; ret = gpiochip_remove(&wm8996->gpio_chip); if (ret != 0) - dev_err(codec->dev, "Failed to remove GPIOs: %d\n", ret); + dev_err(wm8996->dev, "Failed to remove GPIOs: %d\n", ret); } #else -static void wm8996_init_gpio(struct snd_soc_codec *codec) +static void wm8996_init_gpio(struct wm8996_priv *wm8996) { } -static void wm8996_free_gpio(struct snd_soc_codec *codec) +static void wm8996_free_gpio(struct wm8996_priv *wm8996) { } #endif @@ -2974,8 +2970,6 @@ static int wm8996_probe(struct snd_soc_codec *codec) WM8996_AIF2TX_LRCLK_MODE, WM8996_AIF2TX_LRCLK_MODE); - wm8996_init_gpio(codec); - if (i2c->irq) { if (wm8996->pdata.irq_flags) irq_flags = wm8996->pdata.irq_flags; @@ -3029,8 +3023,6 @@ static int wm8996_remove(struct snd_soc_codec *codec) if (i2c->irq) free_irq(i2c->irq, codec); - wm8996_free_gpio(codec); - for (i = 0; i < ARRAY_SIZE(wm8996->supplies); i++) regulator_unregister_notifier(wm8996->supplies[i].consumer, &wm8996->disable_nb[i]); @@ -3117,6 +3109,7 @@ static __devinit int wm8996_i2c_probe(struct i2c_client *i2c, return -ENOMEM; i2c_set_clientdata(i2c, wm8996); + wm8996->dev = &i2c->dev; if (dev_get_platdata(&i2c->dev)) memcpy(&wm8996->pdata, dev_get_platdata(&i2c->dev), @@ -3197,14 +3190,18 @@ static __devinit int wm8996_i2c_probe(struct i2c_client *i2c, goto err_regmap; } + wm8996_init_gpio(wm8996); + ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_wm8996, wm8996_dai, ARRAY_SIZE(wm8996_dai)); if (ret < 0) - goto err_regmap; + goto err_gpiolib; return ret; +err_gpiolib: + wm8996_free_gpio(wm8996); err_regmap: regmap_exit(wm8996->regmap); err_enable: @@ -3229,6 +3226,7 @@ static __devexit int wm8996_i2c_remove(struct i2c_client *client) struct wm8996_priv *wm8996 = i2c_get_clientdata(client); snd_soc_unregister_codec(&client->dev); + wm8996_free_gpio(wm8996); regulator_put(wm8996->cpvdd); regulator_bulk_free(ARRAY_SIZE(wm8996->supplies), wm8996->supplies); regmap_exit(wm8996->regmap);