ASoC: cq93vc: Remove unused state struct

While two of the fields in the cq93vc driver state struct are initialized
none of them are ever acutally read again. So remove the whole struct.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@kernel.org>

include/linux/mfd/davinci_voicecodec.h

@@ -99,12 +99,6 @@ struct davinci_vcif {
 	dma_addr_t dma_rx_addr;
 };
 
-struct cq93vc {
-	struct platform_device *pdev;
-	struct snd_soc_codec *codec;
-	u32 sysclk;
-};
-
 struct davinci_vc;
 
 struct davinci_vc {
@@ -122,7 +116,6 @@ struct davinci_vc {
 
 	/* Client devices */
 	struct davinci_vcif davinci_vcif;
-	struct cq93vc cq93vc;
 };
 
 #endif

sound/soc/codecs/cq93vc.c

@@ -62,14 +62,10 @@ static int cq93vc_mute(struct snd_soc_dai *dai, int mute)
 static int cq93vc_set_dai_sysclk(struct snd_soc_dai *codec_dai,
 				 int clk_id, unsigned int freq, int dir)
 {
-	struct snd_soc_codec *codec = codec_dai->codec;
-	struct davinci_vc *davinci_vc = codec->dev->platform_data;
-
 	switch (freq) {
 	case 22579200:
 	case 27000000:
 	case 33868800:
-		davinci_vc->cq93vc.sysclk = freq;
 		return 0;
 	}
 
@@ -135,10 +131,6 @@ static int cq93vc_resume(struct snd_soc_codec *codec)
 
 static int cq93vc_probe(struct snd_soc_codec *codec)
 {
-	struct davinci_vc *davinci_vc = codec->dev->platform_data;
-
-	davinci_vc->cq93vc.codec = codec;
-
 	/* Off, with power on */
 	cq93vc_set_bias_level(codec, SND_SOC_BIAS_STANDBY);