Re: [alsa-devel] [PATCH v3] ALSA: bebob: constify various snd_bebob structures

On Sun, 11 Oct 2015 14:29:30 +0200, Takashi Sakamoto wrote:

On Oct 11 2015 15:10, Julia Lawall wrote:

...

The structures of type snd_bebob_clock_spec, snd_bebob_rate_spec, snd_bebob_meter_spec, and snd_bebob_spec are never modified after they are initialized. Make them all const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall Julia.Lawall@lip6.fr

---

v3: change subject line

sound/firewire/bebob/bebob.c | 2 +- sound/firewire/bebob/bebob.h | 32 ++++++++++++++++---------------- sound/firewire/bebob/bebob_focusrite.c | 26 +++++++++++++------------- sound/firewire/bebob/bebob_maudio.c | 32 ++++++++++++++++---------------- sound/firewire/bebob/bebob_pcm.c | 2 +- sound/firewire/bebob/bebob_proc.c | 6 +++--- sound/firewire/bebob/bebob_stream.c | 6 +++--- sound/firewire/bebob/bebob_terratec.c | 10 +++++----- sound/firewire/bebob/bebob_yamaha.c | 6 +++--- 9 files changed, 61 insertions(+), 61 deletions(-)

Tested-by: Takashi Sakamoto o-takashi@sakamocchi.jp Reviewed-by: Takashi Sakamoto o-takashi@sakamocchi.jp

Good, thanks ;)

Applied now. Thanks.

Takashi

Takashi Sakamoto

...

diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c index 0ed5e5f..091290d 100644 --- a/sound/firewire/bebob/bebob.c +++ b/sound/firewire/bebob/bebob.c @@ -335,7 +335,7 @@ static void bebob_remove(struct fw_unit *unit) snd_card_free_when_closed(bebob->card); }

-static struct snd_bebob_rate_spec normal_rate_spec = { +static const struct snd_bebob_rate_spec normal_rate_spec = { .get = &snd_bebob_stream_get_rate, .set = &snd_bebob_stream_set_rate }; diff --git a/sound/firewire/bebob/bebob_focusrite.c b/sound/firewire/bebob/bebob_focusrite.c index a1a3949..f110900 100644 --- a/sound/firewire/bebob/bebob_focusrite.c +++ b/sound/firewire/bebob/bebob_focusrite.c @@ -200,7 +200,7 @@ end: return err; }

-struct snd_bebob_spec saffire_le_spec; +const struct snd_bebob_spec saffire_le_spec; static enum snd_bebob_clock_type saffire_both_clk_src_types[] = { SND_BEBOB_CLOCK_TYPE_INTERNAL, SND_BEBOB_CLOCK_TYPE_EXTERNAL, @@ -229,7 +229,7 @@ static const char *const saffire_meter_labels[] = { static int saffire_meter_get(struct snd_bebob *bebob, u32 *buf, unsigned int size) {

• struct snd_bebob_meter_spec *spec = bebob->spec->meter;

• const struct snd_bebob_meter_spec *spec = bebob->spec->meter; unsigned int channels; u64 offset; int err;

@@ -260,60 +260,60 @@ saffire_meter_get(struct snd_bebob *bebob, u32 *buf, unsigned int size) return err; }

-static struct snd_bebob_rate_spec saffirepro_both_rate_spec = { +static const struct snd_bebob_rate_spec saffirepro_both_rate_spec = { .get = &saffirepro_both_clk_freq_get, .set = &saffirepro_both_clk_freq_set, }; /* Saffire Pro 26 I/O */ -static struct snd_bebob_clock_spec saffirepro_26_clk_spec = { +static const struct snd_bebob_clock_spec saffirepro_26_clk_spec = { .num = ARRAY_SIZE(saffirepro_26_clk_src_types), .types = saffirepro_26_clk_src_types, .get = &saffirepro_both_clk_src_get, }; -struct snd_bebob_spec saffirepro_26_spec = { +const struct snd_bebob_spec saffirepro_26_spec = { .clock = &saffirepro_26_clk_spec, .rate = &saffirepro_both_rate_spec, .meter = NULL }; /* Saffire Pro 10 I/O */ -static struct snd_bebob_clock_spec saffirepro_10_clk_spec = { +static const struct snd_bebob_clock_spec saffirepro_10_clk_spec = { .num = ARRAY_SIZE(saffirepro_10_clk_src_types), .types = saffirepro_10_clk_src_types, .get = &saffirepro_both_clk_src_get, }; -struct snd_bebob_spec saffirepro_10_spec = { +const struct snd_bebob_spec saffirepro_10_spec = { .clock = &saffirepro_10_clk_spec, .rate = &saffirepro_both_rate_spec, .meter = NULL };

-static struct snd_bebob_rate_spec saffire_both_rate_spec = { +static const struct snd_bebob_rate_spec saffire_both_rate_spec = { .get = &snd_bebob_stream_get_rate, .set = &snd_bebob_stream_set_rate, }; -static struct snd_bebob_clock_spec saffire_both_clk_spec = { +static const struct snd_bebob_clock_spec saffire_both_clk_spec = { .num = ARRAY_SIZE(saffire_both_clk_src_types), .types = saffire_both_clk_src_types, .get = &saffire_both_clk_src_get, }; /* Saffire LE */ -static struct snd_bebob_meter_spec saffire_le_meter_spec = { +static const struct snd_bebob_meter_spec saffire_le_meter_spec = { .num = ARRAY_SIZE(saffire_le_meter_labels), .labels = saffire_le_meter_labels, .get = &saffire_meter_get, }; -struct snd_bebob_spec saffire_le_spec = { +const struct snd_bebob_spec saffire_le_spec = { .clock = &saffire_both_clk_spec, .rate = &saffire_both_rate_spec, .meter = &saffire_le_meter_spec }; /* Saffire */ -static struct snd_bebob_meter_spec saffire_meter_spec = { +static const struct snd_bebob_meter_spec saffire_meter_spec = { .num = ARRAY_SIZE(saffire_meter_labels), .labels = saffire_meter_labels, .get = &saffire_meter_get, }; -struct snd_bebob_spec saffire_spec = { +const struct snd_bebob_spec saffire_spec = { .clock = &saffire_both_clk_spec, .rate = &saffire_both_rate_spec, .meter = &saffire_meter_spec diff --git a/sound/firewire/bebob/bebob.h b/sound/firewire/bebob/bebob.h index d3c9d8d..4d8fcc7 100644 --- a/sound/firewire/bebob/bebob.h +++ b/sound/firewire/bebob/bebob.h @@ -70,9 +70,9 @@ struct snd_bebob_meter_spec { int (*get)(struct snd_bebob *bebob, u32 *target, unsigned int size); }; struct snd_bebob_spec {

• struct snd_bebob_clock_spec *clock;
• struct snd_bebob_rate_spec *rate;
• struct snd_bebob_meter_spec *meter;

• const struct snd_bebob_clock_spec *clock;
• const struct snd_bebob_rate_spec *rate;
• const struct snd_bebob_meter_spec *meter;

};

struct snd_bebob { @@ -235,19 +235,19 @@ int snd_bebob_create_pcm_devices(struct snd_bebob *bebob); int snd_bebob_create_hwdep_device(struct snd_bebob *bebob);

/* model specific operations */ -extern struct snd_bebob_spec phase88_rack_spec; -extern struct snd_bebob_spec phase24_series_spec; -extern struct snd_bebob_spec yamaha_go_spec; -extern struct snd_bebob_spec saffirepro_26_spec; -extern struct snd_bebob_spec saffirepro_10_spec; -extern struct snd_bebob_spec saffire_le_spec; -extern struct snd_bebob_spec saffire_spec; -extern struct snd_bebob_spec maudio_fw410_spec; -extern struct snd_bebob_spec maudio_audiophile_spec; -extern struct snd_bebob_spec maudio_solo_spec; -extern struct snd_bebob_spec maudio_ozonic_spec; -extern struct snd_bebob_spec maudio_nrv10_spec; -extern struct snd_bebob_spec maudio_special_spec; +extern const struct snd_bebob_spec phase88_rack_spec; +extern const struct snd_bebob_spec phase24_series_spec; +extern const struct snd_bebob_spec yamaha_go_spec; +extern const struct snd_bebob_spec saffirepro_26_spec; +extern const struct snd_bebob_spec saffirepro_10_spec; +extern const struct snd_bebob_spec saffire_le_spec; +extern const struct snd_bebob_spec saffire_spec; +extern const struct snd_bebob_spec maudio_fw410_spec; +extern const struct snd_bebob_spec maudio_audiophile_spec; +extern const struct snd_bebob_spec maudio_solo_spec; +extern const struct snd_bebob_spec maudio_ozonic_spec; +extern const struct snd_bebob_spec maudio_nrv10_spec; +extern const struct snd_bebob_spec maudio_special_spec; int snd_bebob_maudio_special_discover(struct snd_bebob *bebob, bool is1814); int snd_bebob_maudio_load_firmware(struct fw_unit *unit);

diff --git a/sound/firewire/bebob/bebob_maudio.c b/sound/firewire/bebob/bebob_maudio.c index 057495d..7b86a6b 100644 --- a/sound/firewire/bebob/bebob_maudio.c +++ b/sound/firewire/bebob/bebob_maudio.c @@ -687,7 +687,7 @@ static const char *const nrv10_meter_labels[] = { static int normal_meter_get(struct snd_bebob *bebob, u32 *buf, unsigned int size) {

• struct snd_bebob_meter_spec *spec = bebob->spec->meter;

• const struct snd_bebob_meter_spec *spec = bebob->spec->meter; unsigned int c, channels; int err;

@@ -712,85 +712,85 @@ end: }

/* for special customized devices */ -static struct snd_bebob_rate_spec special_rate_spec = { +static const struct snd_bebob_rate_spec special_rate_spec = { .get = &special_get_rate, .set = &special_set_rate, }; -static struct snd_bebob_clock_spec special_clk_spec = { +static const struct snd_bebob_clock_spec special_clk_spec = { .num = ARRAY_SIZE(special_clk_types), .types = special_clk_types, .get = &special_clk_get, }; -static struct snd_bebob_meter_spec special_meter_spec = { +static const struct snd_bebob_meter_spec special_meter_spec = { .num = ARRAY_SIZE(special_meter_labels), .labels = special_meter_labels, .get = &special_meter_get }; -struct snd_bebob_spec maudio_special_spec = { +const struct snd_bebob_spec maudio_special_spec = { .clock = &special_clk_spec, .rate = &special_rate_spec, .meter = &special_meter_spec };

/* Firewire 410 specification */ -static struct snd_bebob_rate_spec usual_rate_spec = { +static const struct snd_bebob_rate_spec usual_rate_spec = { .get = &snd_bebob_stream_get_rate, .set = &snd_bebob_stream_set_rate, }; -static struct snd_bebob_meter_spec fw410_meter_spec = { +static const struct snd_bebob_meter_spec fw410_meter_spec = { .num = ARRAY_SIZE(fw410_meter_labels), .labels = fw410_meter_labels, .get = &normal_meter_get }; -struct snd_bebob_spec maudio_fw410_spec = { +const struct snd_bebob_spec maudio_fw410_spec = { .clock = NULL, .rate = &usual_rate_spec, .meter = &fw410_meter_spec };

/* Firewire Audiophile specification */ -static struct snd_bebob_meter_spec audiophile_meter_spec = { +static const struct snd_bebob_meter_spec audiophile_meter_spec = { .num = ARRAY_SIZE(audiophile_meter_labels), .labels = audiophile_meter_labels, .get = &normal_meter_get }; -struct snd_bebob_spec maudio_audiophile_spec = { +const struct snd_bebob_spec maudio_audiophile_spec = { .clock = NULL, .rate = &usual_rate_spec, .meter = &audiophile_meter_spec };

/* Firewire Solo specification */ -static struct snd_bebob_meter_spec solo_meter_spec = { +static const struct snd_bebob_meter_spec solo_meter_spec = { .num = ARRAY_SIZE(solo_meter_labels), .labels = solo_meter_labels, .get = &normal_meter_get }; -struct snd_bebob_spec maudio_solo_spec = { +const struct snd_bebob_spec maudio_solo_spec = { .clock = NULL, .rate = &usual_rate_spec, .meter = &solo_meter_spec };

/* Ozonic specification */ -static struct snd_bebob_meter_spec ozonic_meter_spec = { +static const struct snd_bebob_meter_spec ozonic_meter_spec = { .num = ARRAY_SIZE(ozonic_meter_labels), .labels = ozonic_meter_labels, .get = &normal_meter_get }; -struct snd_bebob_spec maudio_ozonic_spec = { +const struct snd_bebob_spec maudio_ozonic_spec = { .clock = NULL, .rate = &usual_rate_spec, .meter = &ozonic_meter_spec };

/* NRV10 specification */ -static struct snd_bebob_meter_spec nrv10_meter_spec = { +static const struct snd_bebob_meter_spec nrv10_meter_spec = { .num = ARRAY_SIZE(nrv10_meter_labels), .labels = nrv10_meter_labels, .get = &normal_meter_get }; -struct snd_bebob_spec maudio_nrv10_spec = { +const struct snd_bebob_spec maudio_nrv10_spec = { .clock = NULL, .rate = &usual_rate_spec, .meter = &nrv10_meter_spec diff --git a/sound/firewire/bebob/bebob_pcm.c b/sound/firewire/bebob/bebob_pcm.c index 2fdc1f1..ef224d6 100644 --- a/sound/firewire/bebob/bebob_pcm.c +++ b/sound/firewire/bebob/bebob_pcm.c @@ -155,7 +155,7 @@ static int pcm_open(struct snd_pcm_substream *substream) { struct snd_bebob *bebob = substream->private_data;

• struct snd_bebob_rate_spec *spec = bebob->spec->rate;

• const struct snd_bebob_rate_spec *spec = bebob->spec->rate; unsigned int sampling_rate; enum snd_bebob_clock_type src; int err;

diff --git a/sound/firewire/bebob/bebob_proc.c b/sound/firewire/bebob/bebob_proc.c index 301cc6a..ec24f96 100644 --- a/sound/firewire/bebob/bebob_proc.c +++ b/sound/firewire/bebob/bebob_proc.c @@ -73,7 +73,7 @@ proc_read_meters(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { struct snd_bebob *bebob = entry->private_data;

• struct snd_bebob_meter_spec *spec = bebob->spec->meter;

• const struct snd_bebob_meter_spec *spec = bebob->spec->meter; u32 *buf; unsigned int i, c, channels, size;

@@ -138,8 +138,8 @@ proc_read_clock(struct snd_info_entry *entry, "SYT-Match", }; struct snd_bebob *bebob = entry->private_data;

• struct snd_bebob_rate_spec *rate_spec = bebob->spec->rate;
• struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock;

• const struct snd_bebob_rate_spec *rate_spec = bebob->spec->rate;
• const struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock; enum snd_bebob_clock_type src; unsigned int rate;

diff --git a/sound/firewire/bebob/bebob_stream.c b/sound/firewire/bebob/bebob_stream.c index a2baa47..926e5dc 100644 --- a/sound/firewire/bebob/bebob_stream.c +++ b/sound/firewire/bebob/bebob_stream.c @@ -119,7 +119,7 @@ end: int snd_bebob_stream_get_clock_src(struct snd_bebob *bebob, enum snd_bebob_clock_type *src) {

• struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock;

• const struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock; u8 addr[AVC_BRIDGECO_ADDR_BYTES], input[7]; unsigned int id; enum avc_bridgeco_plug_type type;

@@ -580,7 +580,7 @@ end:

int snd_bebob_stream_start_duplex(struct snd_bebob *bebob, unsigned int rate) {

• struct snd_bebob_rate_spec *rate_spec = bebob->spec->rate;

• const struct snd_bebob_rate_spec *rate_spec = bebob->spec->rate; struct amdtp_stream *master, *slave; enum cip_flags sync_mode; unsigned int curr_rate;

@@ -967,7 +967,7 @@ end:

int snd_bebob_stream_discover(struct snd_bebob *bebob) {

• struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock;

• const struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock; u8 plugs[AVC_PLUG_INFO_BUF_BYTES], addr[AVC_BRIDGECO_ADDR_BYTES]; enum avc_bridgeco_plug_type type; unsigned int i;

diff --git a/sound/firewire/bebob/bebob_terratec.c b/sound/firewire/bebob/bebob_terratec.c index 9242e33..c38358b 100644 --- a/sound/firewire/bebob/bebob_terratec.c +++ b/sound/firewire/bebob/bebob_terratec.c @@ -55,30 +55,30 @@ phase24_series_clk_src_get(struct snd_bebob *bebob, unsigned int *id) return 0; }

-static struct snd_bebob_rate_spec phase_series_rate_spec = { +static const struct snd_bebob_rate_spec phase_series_rate_spec = { .get = &snd_bebob_stream_get_rate, .set = &snd_bebob_stream_set_rate, };

/* PHASE 88 Rack FW */ -static struct snd_bebob_clock_spec phase88_rack_clk = { +static const struct snd_bebob_clock_spec phase88_rack_clk = { .num = ARRAY_SIZE(phase88_rack_clk_src_types), .types = phase88_rack_clk_src_types, .get = &phase88_rack_clk_src_get, }; -struct snd_bebob_spec phase88_rack_spec = { +const struct snd_bebob_spec phase88_rack_spec = { .clock = &phase88_rack_clk, .rate = &phase_series_rate_spec, .meter = NULL };

/* 'PHASE 24 FW' and 'PHASE X24 FW' */ -static struct snd_bebob_clock_spec phase24_series_clk = { +static const struct snd_bebob_clock_spec phase24_series_clk = { .num = ARRAY_SIZE(phase24_series_clk_src_types), .types = phase24_series_clk_src_types, .get = &phase24_series_clk_src_get, }; -struct snd_bebob_spec phase24_series_spec = { +const struct snd_bebob_spec phase24_series_spec = { .clock = &phase24_series_clk, .rate = &phase_series_rate_spec, .meter = NULL diff --git a/sound/firewire/bebob/bebob_yamaha.c b/sound/firewire/bebob/bebob_yamaha.c index 5810170..90d4404 100644 --- a/sound/firewire/bebob/bebob_yamaha.c +++ b/sound/firewire/bebob/bebob_yamaha.c @@ -46,16 +46,16 @@ clk_src_get(struct snd_bebob *bebob, unsigned int *id)

return 0; } -static struct snd_bebob_clock_spec clock_spec = { +static const struct snd_bebob_clock_spec clock_spec = { .num = ARRAY_SIZE(clk_src_types), .types = clk_src_types, .get = &clk_src_get, }; -static struct snd_bebob_rate_spec rate_spec = { +static const struct snd_bebob_rate_spec rate_spec = { .get = &snd_bebob_stream_get_rate, .set = &snd_bebob_stream_set_rate, }; -struct snd_bebob_spec yamaha_go_spec = { +const struct snd_bebob_spec yamaha_go_spec = { .clock = &clock_spec, .rate = &rate_spec, .meter = NULL