ALSA: firewire: add const qualifier to identifiers for read-only symbols

Drivers in ALSA firewire stack still includes some symbols which can be
moved to a section for read-only symbols.
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/firewire/bebob/bebob.h

@@ -58,7 +58,7 @@ enum snd_bebob_clock_type {
 struct snd_bebob_clock_spec {
 	unsigned int num;
 	const char *const *labels;
-	enum snd_bebob_clock_type *types;
+	const enum snd_bebob_clock_type *types;
 	int (*get)(struct snd_bebob *bebob, unsigned int *id);
 };
 struct snd_bebob_rate_spec {

sound/firewire/bebob/bebob_focusrite.c

@@ -103,12 +103,12 @@ saffire_write_quad(struct snd_bebob *bebob, u64 offset, u32 value)
 				  &data, sizeof(__be32), 0);
 }
 
-static enum snd_bebob_clock_type saffirepro_10_clk_src_types[] = {
+static const enum snd_bebob_clock_type saffirepro_10_clk_src_types[] = {
 	SND_BEBOB_CLOCK_TYPE_INTERNAL,
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,	/* S/PDIF */
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,	/* Word Clock */
 };
-static enum snd_bebob_clock_type saffirepro_26_clk_src_types[] = {
+static const enum snd_bebob_clock_type saffirepro_26_clk_src_types[] = {
 	SND_BEBOB_CLOCK_TYPE_INTERNAL,
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,	/* S/PDIF */
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,	/* ADAT1 */
@@ -201,7 +201,7 @@ saffirepro_both_clk_src_get(struct snd_bebob *bebob, unsigned int *id)
 }
 
 const struct snd_bebob_spec saffire_le_spec;
-static enum snd_bebob_clock_type saffire_both_clk_src_types[] = {
+static const enum snd_bebob_clock_type saffire_both_clk_src_types[] = {
 	SND_BEBOB_CLOCK_TYPE_INTERNAL,
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,
 };

sound/firewire/bebob/bebob_maudio.c

@@ -340,7 +340,7 @@ static int special_set_rate(struct snd_bebob *bebob, unsigned int rate)
 }
 
 /* Clock source control for special firmware */
-static enum snd_bebob_clock_type special_clk_types[] = {
+static const enum snd_bebob_clock_type special_clk_types[] = {
 	SND_BEBOB_CLOCK_TYPE_INTERNAL,	/* With digital mute */
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,	/* SPDIF/ADAT */
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,	/* Word Clock */

sound/firewire/bebob/bebob_terratec.c

@@ -8,7 +8,7 @@
 
 #include "./bebob.h"
 
-static enum snd_bebob_clock_type phase88_rack_clk_src_types[] = {
+static const enum snd_bebob_clock_type phase88_rack_clk_src_types[] = {
 	SND_BEBOB_CLOCK_TYPE_INTERNAL,
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,	/* S/PDIF */
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,	/* Word Clock */

sound/firewire/bebob/bebob_yamaha_terratec.c

@@ -31,7 +31,7 @@
  * Yamaha GO 44 and GO 46. Yamaha and Terratec had cooperated for these models.
  */
 
-static enum snd_bebob_clock_type clk_src_types[] = {
+static const enum snd_bebob_clock_type clk_src_types[] = {
 	SND_BEBOB_CLOCK_TYPE_INTERNAL,
 	SND_BEBOB_CLOCK_TYPE_EXTERNAL,	/* S/PDIF */
 };

sound/firewire/dice/dice.c

@@ -26,7 +26,7 @@ MODULE_LICENSE("GPL v2");
  */
 static bool force_two_pcm_support(struct fw_unit *unit)
 {
-	const char *const models[] = {
+	static const char *const models[] = {
 		/* TC Electronic models. */
 		"StudioKonnekt48",
 		/* Focusrite models. */

sound/firewire/fireface/ff-protocol-ff400.c

@@ -356,7 +356,7 @@ static void ff400_dump_clock_config(struct snd_ff *ff,
 	snd_iprintf(buffer, "Sync to clock source: %s\n", src);
 }
 
-struct snd_ff_protocol snd_ff_protocol_ff400 = {
+const struct snd_ff_protocol snd_ff_protocol_ff400 = {
 	.get_clock		= ff400_get_clock,
 	.begin_session		= ff400_begin_session,
 	.finish_session		= ff400_finish_session,

sound/firewire/fireface/ff.c

@@ -157,7 +157,7 @@ static void snd_ff_remove(struct fw_unit *unit)
 	}
 }
 
-static struct snd_ff_spec spec_ff400 = {
+static const struct snd_ff_spec spec_ff400 = {
 	.name = "Fireface400",
 	.pcm_capture_channels = {18, 14, 10},
 	.pcm_playback_channels = {18, 14, 10},

sound/firewire/fireface/ff.h

@@ -47,7 +47,7 @@ struct snd_ff_spec {
 	unsigned int midi_in_ports;
 	unsigned int midi_out_ports;
 
-	struct snd_ff_protocol *protocol;
+	const struct snd_ff_protocol *protocol;
 };
 
 struct snd_ff {
@@ -112,7 +112,7 @@ struct snd_ff_protocol {
 	u64 midi_rx_port_1_reg;
 };
 
-extern struct snd_ff_protocol snd_ff_protocol_ff400;
+extern const struct snd_ff_protocol snd_ff_protocol_ff400;
 
 int snd_ff_transaction_register(struct snd_ff *ff);
 int snd_ff_transaction_reregister(struct snd_ff *ff);

sound/firewire/fireworks/fireworks_proc.c

@@ -12,7 +12,7 @@
 static inline const char*
 get_phys_name(struct snd_efw_phys_grp *grp, bool input)
 {
-	const char *const ch_type[] = {
+	static const char *const ch_type[] = {
 		"Analog", "S/PDIF", "ADAT", "S/PDIF or ADAT", "Mirroring",
 		"Headphones", "I2S", "Guitar", "Pirzo Guitar", "Guitar String",
 	};

sound/firewire/motu/motu.c

@@ -194,7 +194,7 @@ static void motu_bus_update(struct fw_unit *unit)
 	snd_motu_transaction_reregister(motu);
 }
 
-static struct snd_motu_spec motu_828mk2 = {
+static const struct snd_motu_spec motu_828mk2 = {
 	.name = "828mk2",
 	.protocol = &snd_motu_protocol_v2,
 	.flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 |
@@ -208,7 +208,7 @@ static struct snd_motu_spec motu_828mk2 = {
 	.analog_out_ports = 8,
 };
 
-static struct snd_motu_spec motu_828mk3 = {
+static const struct snd_motu_spec motu_828mk3 = {
 	.name = "828mk3",
 	.protocol = &snd_motu_protocol_v3,
 	.flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 |
@@ -225,7 +225,7 @@ static struct snd_motu_spec motu_828mk3 = {
 	.analog_out_ports = 8,
 };
 
-static struct snd_motu_spec motu_audio_express = {
+static const struct snd_motu_spec motu_audio_express = {
 	.name = "AudioExpress",
 	.protocol = &snd_motu_protocol_v3,
 	.flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 |

sound/firewire/oxfw/oxfw-scs1x.c

@@ -297,12 +297,6 @@ static void midi_capture_trigger(struct snd_rawmidi_substream *stream, int up)
 	}
 }
 
-static const struct snd_rawmidi_ops midi_capture_ops = {
-	.open    = midi_capture_open,
-	.close   = midi_capture_close,
-	.trigger = midi_capture_trigger,
-};
-
 static int midi_playback_open(struct snd_rawmidi_substream *stream)
 {
 	return 0;
@@ -363,6 +357,11 @@ void snd_oxfw_scs1x_update(struct snd_oxfw *oxfw)
 
 int snd_oxfw_scs1x_add(struct snd_oxfw *oxfw)
 {
+	static const struct snd_rawmidi_ops midi_capture_ops = {
+		.open    = midi_capture_open,
+		.close   = midi_capture_close,
+		.trigger = midi_capture_trigger,
+	};
 	static const struct snd_rawmidi_ops midi_playback_ops = {
 		.open    = midi_playback_open,
 		.close   = midi_playback_close,

sound/firewire/tascam/tascam.c

@@ -12,7 +12,7 @@ MODULE_DESCRIPTION("TASCAM FireWire series Driver");
 MODULE_AUTHOR("Takashi Sakamoto <o-takashi@sakamocchi.jp>");
 MODULE_LICENSE("GPL v2");
 
-static struct snd_tscm_spec model_specs[] = {
+static const struct snd_tscm_spec model_specs[] = {
 	{
 		.name = "FW-1884",
 		.has_adat = true,