ALSA: ctxfi: constify rsc ops structures

The various rsc ops structures are never modified, so declare them as
const.

Done with the help of Coccinelle.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/ctxfi/ctamixer.c

@@ -49,7 +49,7 @@ static int amixer_output_slot(const struct rsc *rsc)
 	return (amixer_index(rsc) << 4) + 0x4;
 }
 
-static struct rsc_ops amixer_basic_rsc_ops = {
+static const struct rsc_ops amixer_basic_rsc_ops = {
 	.master		= amixer_master,
 	.next_conj	= amixer_next_conj,
 	.index		= amixer_index,
@@ -186,7 +186,7 @@ static int amixer_setup(struct amixer *amixer, struct rsc *input,
 	return 0;
 }
 
-static struct amixer_rsc_ops amixer_ops = {
+static const struct amixer_rsc_ops amixer_ops = {
 	.set_input		= amixer_set_input,
 	.set_invalid_squash	= amixer_set_invalid_squash,
 	.set_scale		= amixer_set_y,
@@ -357,7 +357,7 @@ static int sum_output_slot(const struct rsc *rsc)
 	return (sum_index(rsc) << 4) + 0xc;
 }
 
-static struct rsc_ops sum_basic_rsc_ops = {
+static const struct rsc_ops sum_basic_rsc_ops = {
 	.master		= sum_master,
 	.next_conj	= sum_next_conj,
 	.index		= sum_index,

sound/pci/ctxfi/ctamixer.h

@@ -58,7 +58,7 @@ struct amixer {
 	unsigned char idx[8];
 	struct rsc *input;	/* pointer to a resource acting as source */
 	struct sum *sum;	/* Put amixer output to this summation node */
-	struct amixer_rsc_ops *ops;	/* AMixer specific operations */
+	const struct amixer_rsc_ops *ops;	/* AMixer specific operations */
 };
 
 struct amixer_rsc_ops {

sound/pci/ctxfi/ctdaio.c

@@ -83,21 +83,21 @@ static int daio_in_next_conj_20k2(struct rsc *rsc)
 	return rsc->conj += 0x100;
 }
 
-static struct rsc_ops daio_out_rsc_ops = {
+static const struct rsc_ops daio_out_rsc_ops = {
 	.master		= daio_master,
 	.next_conj	= daio_out_next_conj,
 	.index		= daio_index,
 	.output_slot	= NULL,
 };
 
-static struct rsc_ops daio_in_rsc_ops_20k1 = {
+static const struct rsc_ops daio_in_rsc_ops_20k1 = {
 	.master		= daio_master,
 	.next_conj	= daio_in_next_conj_20k1,
 	.index		= NULL,
 	.output_slot	= daio_index,
 };
 
-static struct rsc_ops daio_in_rsc_ops_20k2 = {
+static const struct rsc_ops daio_in_rsc_ops_20k2 = {
 	.master		= daio_master,
 	.next_conj	= daio_in_next_conj_20k2,
 	.index		= NULL,
@@ -263,7 +263,7 @@ static int dao_clear_right_input(struct dao *dao)
 	return 0;
 }
 
-static struct dao_rsc_ops dao_ops = {
+static const struct dao_rsc_ops dao_ops = {
 	.set_spos		= dao_spdif_set_spos,
 	.commit_write		= dao_commit_write,
 	.get_spos		= dao_spdif_get_spos,
@@ -318,7 +318,7 @@ static int dai_commit_write(struct dai *dai)
 	return 0;
 }
 
-static struct dai_rsc_ops dai_ops = {
+static const struct dai_rsc_ops dai_ops = {
 	.set_srt_srcl		= dai_set_srt_srcl,
 	.set_srt_srcr		= dai_set_srt_srcr,
 	.set_srt_msr		= dai_set_srt_msr,

sound/pci/ctxfi/ctdaio.h

@@ -51,7 +51,7 @@ struct daio {
 
 struct dao {
 	struct daio daio;
-	struct dao_rsc_ops *ops;	/* DAO specific operations */
+	const struct dao_rsc_ops *ops;	/* DAO specific operations */
 	struct imapper **imappers;
 	struct daio_mgr *mgr;
 	struct hw *hw;
@@ -60,7 +60,7 @@ struct dao {
 
 struct dai {
 	struct daio daio;
-	struct dai_rsc_ops *ops;	/* DAI specific operations */
+	const struct dai_rsc_ops *ops;	/* DAI specific operations */
 	struct hw *hw;
 	void *ctrl_blk;
 };

sound/pci/ctxfi/ctresource.c

@@ -127,7 +127,7 @@ static int rsc_master(struct rsc *rsc)
 	return rsc->conj = rsc->idx;
 }
 
-static struct rsc_ops rsc_generic_ops = {
+static const struct rsc_ops rsc_generic_ops = {
 	.index		= rsc_index,
 	.output_slot	= audio_ring_slot,
 	.master		= rsc_master,

sound/pci/ctxfi/ctresource.h

@@ -39,7 +39,7 @@ struct rsc {
 	u32 msr:4;	/* The Master Sample Rate a resource working on */
 	void *ctrl_blk;	/* Chip specific control info block for a resource */
 	struct hw *hw;	/* Chip specific object for hardware access means */
-	struct rsc_ops *ops;	/* Generic resource operations */
+	const struct rsc_ops *ops;	/* Generic resource operations */
 };
 
 struct rsc_ops {

sound/pci/ctxfi/ctsrc.c

@@ -335,7 +335,7 @@ static int src_default_config_arcrw(struct src *src)
 	return 0;
 }
 
-static struct src_rsc_ops src_rsc_ops = {
+static const struct src_rsc_ops src_rsc_ops = {
 	.set_state		= src_set_state,
 	.set_bm			= src_set_bm,
 	.set_sf			= src_set_sf,
@@ -611,7 +611,7 @@ static int srcimp_index(const struct rsc *rsc)
 	return container_of(rsc, struct srcimp, rsc)->idx[rsc->conj];
 }
 
-static struct rsc_ops srcimp_basic_rsc_ops = {
+static const struct rsc_ops srcimp_basic_rsc_ops = {
 	.master		= srcimp_master,
 	.next_conj	= srcimp_next_conj,
 	.index		= srcimp_index,
@@ -662,7 +662,7 @@ static int srcimp_unmap(struct srcimp *srcimp)
 	return 0;
 }
 
-static struct srcimp_rsc_ops srcimp_ops = {
+static const struct srcimp_rsc_ops srcimp_ops = {
 	.map = srcimp_map,
 	.unmap = srcimp_unmap
 };

sound/pci/ctxfi/ctsrc.h

@@ -48,7 +48,7 @@ struct src_rsc_ops;
 struct src {
 	struct rsc rsc; /* Basic resource info */
 	struct src *intlv; /* Pointer to next interleaved SRC in a series */
-	struct src_rsc_ops *ops; /* SRC specific operations */
+	const struct src_rsc_ops *ops; /* SRC specific operations */
 	/* Number of contiguous srcs for interleaved usage */
 	unsigned char multi;
 	unsigned char mode; /* Working mode of this SRC resource */
@@ -110,7 +110,7 @@ struct srcimp {
 	struct imapper *imappers;
 	unsigned int mapped; /* A bit-map indicating which conj rsc is mapped */
 	struct srcimp_mgr *mgr;
-	struct srcimp_rsc_ops *ops;
+	const struct srcimp_rsc_ops *ops;
 };
 
 struct srcimp_rsc_ops {