ASoC: rt5645: Replace w->codec snd_soc_dapm_to_codec(w->dapm)

The codec field of the snd_soc_widget struct is eventually going to be
removed, use snd_soc_dapm_to_codec(w->dapm) instead.
Signed-off-by: NLars-Peter Clausen <lars@metafoo.de>
Signed-off-by: NMark Brown <broonie@kernel.org>

sound/soc/codecs/rt5645.c

@@ -527,7 +527,7 @@ static const struct snd_kcontrol_new rt5645_snd_controls[] = {
 static int set_dmic_clk(struct snd_soc_dapm_widget *w,
 	struct snd_kcontrol *kcontrol, int event)
 {
-	struct snd_soc_codec *codec = w->codec;
+	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
 	struct rt5645_priv *rt5645 = snd_soc_codec_get_drvdata(codec);
 	int idx = -EINVAL;
 
@@ -544,9 +544,10 @@ static int set_dmic_clk(struct snd_soc_dapm_widget *w,
 static int is_sys_clk_from_pll(struct snd_soc_dapm_widget *source,
 			 struct snd_soc_dapm_widget *sink)
 {
+	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm);
 	unsigned int val;
 
-	val = snd_soc_read(source->codec, RT5645_GLB_CLK);
+	val = snd_soc_read(codec, RT5645_GLB_CLK);
 	val &= RT5645_SCLK_SRC_MASK;
 	if (val == RT5645_SCLK_SRC_PLL1)
 		return 1;
@@ -557,6 +558,7 @@ static int is_sys_clk_from_pll(struct snd_soc_dapm_widget *source,
 static int is_using_asrc(struct snd_soc_dapm_widget *source,
 			 struct snd_soc_dapm_widget *sink)
 {
+	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm);
 	unsigned int reg, shift, val;
 
 	switch (source->shift) {
@@ -588,7 +590,7 @@ static int is_using_asrc(struct snd_soc_dapm_widget *source,
 		return 0;
 	}
 
-	val = (snd_soc_read(source->codec, reg) >> shift) & 0xf;
+	val = (snd_soc_read(codec, reg) >> shift) & 0xf;
 	switch (val) {
 	case 1:
 	case 2:
@@ -1144,7 +1146,7 @@ static void hp_amp_power(struct snd_soc_codec *codec, int on)
 static int rt5645_hp_event(struct snd_soc_dapm_widget *w,
 	struct snd_kcontrol *kcontrol, int event)
 {
-	struct snd_soc_codec *codec = w->codec;
+	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
 	struct rt5645_priv *rt5645 = snd_soc_codec_get_drvdata(codec);
 
 	switch (event) {
@@ -1205,7 +1207,7 @@ static int rt5645_hp_event(struct snd_soc_dapm_widget *w,
 static int rt5645_spk_event(struct snd_soc_dapm_widget *w,
 	struct snd_kcontrol *kcontrol, int event)
 {
-	struct snd_soc_codec *codec = w->codec;
+	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
 
 	switch (event) {
 	case SND_SOC_DAPM_POST_PMU:
@@ -1232,7 +1234,7 @@ static int rt5645_spk_event(struct snd_soc_dapm_widget *w,
 static int rt5645_lout_event(struct snd_soc_dapm_widget *w,
 	struct snd_kcontrol *kcontrol, int event)
 {
-	struct snd_soc_codec *codec = w->codec;
+	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
 
 	switch (event) {
 	case SND_SOC_DAPM_POST_PMU:
@@ -1262,7 +1264,7 @@ static int rt5645_lout_event(struct snd_soc_dapm_widget *w,
 static int rt5645_bst2_event(struct snd_soc_dapm_widget *w,
 	struct snd_kcontrol *kcontrol, int event)
 {
-	struct snd_soc_codec *codec = w->codec;
+	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
 
 	switch (event) {
 	case SND_SOC_DAPM_POST_PMU: