[alsa-devel] [PATCH 8/8] ASoC: rsnd: share reg_field and reduce memory

[Kuninori Morimoto]

From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>

Gen1/Gen2 code never be used in same time.
Thus, driver can share Gen1 only register and Gen2 only register.
It can reduce memory too.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
---
 sound/soc/sh/rcar/rsnd.h |   81 ++++++++++++++++++++++++++++++----------------
 1 file changed, 53 insertions(+), 28 deletions(-)

diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h
index e16acd2..d5afdee 100644
--- a/sound/soc/sh/rcar/rsnd.h
+++ b/sound/soc/sh/rcar/rsnd.h
@@ -32,18 +32,8 @@
  */
 enum rsnd_reg {
 	/* SRU/SCU/SSIU */
-	RSND_REG_SRC_ROUTE_SEL,		/* for Gen1 */
-	RSND_REG_SRC_TMG_SEL0,		/* for Gen1 */
-	RSND_REG_SRC_TMG_SEL1,		/* for Gen1 */
-	RSND_REG_SRC_TMG_SEL2,		/* for Gen1 */
-	RSND_REG_SRC_ROUTE_CTRL,	/* for Gen1 */
-	RSND_REG_SRC_CTRL,		/* for Gen2 */
-	RSND_REG_SSI_CTRL,		/* for Gen2 */
-	RSND_REG_SSI_BUSIF_MODE,	/* for Gen2 */
-	RSND_REG_SSI_BUSIF_ADINR,	/* for Gen2 */
 	RSND_REG_SSI_MODE0,
 	RSND_REG_SSI_MODE1,
-	RSND_REG_INT_ENABLE,		/* for Gen2 */
 	RSND_REG_SRC_BUSIF_MODE,
 	RSND_REG_SRC_ROUTE_MODE0,
 	RSND_REG_SRC_SWRSR,
@@ -52,9 +42,6 @@ enum rsnd_reg {
 	RSND_REG_SRC_IFSCR,
 	RSND_REG_SRC_IFSVR,
 	RSND_REG_SRC_SRCCR,
-	RSND_REG_SRC_MNFSR,		/* for Gen1 */
-	RSND_REG_SRC_BSDSR,		/* for Gen2 */
-	RSND_REG_SRC_BSISR,		/* for Gen2 */
 
 	/* ADG */
 	RSND_REG_BRRA,
@@ -62,21 +49,6 @@ enum rsnd_reg {
 	RSND_REG_SSICKR,
 	RSND_REG_AUDIO_CLK_SEL0,
 	RSND_REG_AUDIO_CLK_SEL1,
-	RSND_REG_AUDIO_CLK_SEL2,
-	RSND_REG_AUDIO_CLK_SEL3,	/* for Gen1 */
-	RSND_REG_AUDIO_CLK_SEL4,	/* for Gen1 */
-	RSND_REG_AUDIO_CLK_SEL5,	/* for Gen1 */
-	RSND_REG_DIV_EN,		/* for Gen2 */
-	RSND_REG_SRCIN_TIMSEL0,		/* for Gen2 */
-	RSND_REG_SRCIN_TIMSEL1,		/* for Gen2 */
-	RSND_REG_SRCIN_TIMSEL2,		/* for Gen2 */
-	RSND_REG_SRCIN_TIMSEL3,		/* for Gen2 */
-	RSND_REG_SRCIN_TIMSEL4,		/* for Gen2 */
-	RSND_REG_SRCOUT_TIMSEL0,	/* for Gen2 */
-	RSND_REG_SRCOUT_TIMSEL1,	/* for Gen2 */
-	RSND_REG_SRCOUT_TIMSEL2,	/* for Gen2 */
-	RSND_REG_SRCOUT_TIMSEL3,	/* for Gen2 */
-	RSND_REG_SRCOUT_TIMSEL4,	/* for Gen2 */
 
 	/* SSI */
 	RSND_REG_SSICR,
@@ -85,9 +57,62 @@ enum rsnd_reg {
 	RSND_REG_SSIRDR,
 	RSND_REG_SSIWSR,
 
+	/* SHARE see below */
+	RSND_REG_SHARE01,
+	RSND_REG_SHARE02,
+	RSND_REG_SHARE03,
+	RSND_REG_SHARE04,
+	RSND_REG_SHARE05,
+	RSND_REG_SHARE06,
+	RSND_REG_SHARE07,
+	RSND_REG_SHARE08,
+	RSND_REG_SHARE09,
+	RSND_REG_SHARE10,
+	RSND_REG_SHARE11,
+	RSND_REG_SHARE12,
+	RSND_REG_SHARE13,
+	RSND_REG_SHARE14,
+	RSND_REG_SHARE15,
+	RSND_REG_SHARE16,
+	RSND_REG_SHARE17,
+	RSND_REG_SHARE18,
+	RSND_REG_SHARE19,
+
 	RSND_REG_MAX,
 };
 
+/* Gen1 only */
+#define RSND_REG_SRC_ROUTE_SEL		RSND_REG_SHARE01
+#define RSND_REG_SRC_TMG_SEL0		RSND_REG_SHARE02
+#define RSND_REG_SRC_TMG_SEL1		RSND_REG_SHARE03
+#define RSND_REG_SRC_TMG_SEL2		RSND_REG_SHARE04
+#define RSND_REG_SRC_ROUTE_CTRL		RSND_REG_SHARE05
+#define RSND_REG_SRC_MNFSR		RSND_REG_SHARE06
+#define RSND_REG_AUDIO_CLK_SEL3		RSND_REG_SHARE07
+#define RSND_REG_AUDIO_CLK_SEL4		RSND_REG_SHARE08
+#define RSND_REG_AUDIO_CLK_SEL5		RSND_REG_SHARE09
+
+/* Gen2 only */
+#define RSND_REG_SRC_CTRL		RSND_REG_SHARE01
+#define RSND_REG_SSI_CTRL		RSND_REG_SHARE02
+#define RSND_REG_SSI_BUSIF_MODE		RSND_REG_SHARE03
+#define RSND_REG_SSI_BUSIF_ADINR	RSND_REG_SHARE04
+#define RSND_REG_INT_ENABLE		RSND_REG_SHARE05
+#define RSND_REG_SRC_BSDSR		RSND_REG_SHARE06
+#define RSND_REG_SRC_BSISR		RSND_REG_SHARE07
+#define RSND_REG_DIV_EN			RSND_REG_SHARE08
+#define RSND_REG_SRCIN_TIMSEL0		RSND_REG_SHARE09
+#define RSND_REG_SRCIN_TIMSEL1		RSND_REG_SHARE10
+#define RSND_REG_SRCIN_TIMSEL2		RSND_REG_SHARE11
+#define RSND_REG_SRCIN_TIMSEL3		RSND_REG_SHARE12
+#define RSND_REG_SRCIN_TIMSEL4		RSND_REG_SHARE13
+#define RSND_REG_SRCOUT_TIMSEL0		RSND_REG_SHARE14
+#define RSND_REG_SRCOUT_TIMSEL1		RSND_REG_SHARE15
+#define RSND_REG_SRCOUT_TIMSEL2		RSND_REG_SHARE16
+#define RSND_REG_SRCOUT_TIMSEL3		RSND_REG_SHARE17
+#define RSND_REG_SRCOUT_TIMSEL4		RSND_REG_SHARE18
+#define RSND_REG_AUDIO_CLK_SEL2		RSND_REG_SHARE19
+
 struct rsnd_priv;
 struct rsnd_mod;
 struct rsnd_dai;
-- 
1.7.9.5