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Commit 17074c1a authored by Julia Lawall's avatar Julia Lawall Committed by Takashi Iwai
Browse files

ALSA: usb-audio: constify usb_protocol_ops structures 



The usb_protocol_ops structures are never modified, so declare them as
const.

Done with the help of Coccinelle.

Signed-off-by: default avatarJulia Lawall <Julia.Lawall@lip6.fr>
Acked-by: default avatarClemens Ladisch <clemens@ladisch.de>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 9a5e5234

sound/usb/midi.c

+13 −12
Original line number Diff line number Diff line
@@ -112,7 +112,7 @@ struct snd_usb_midi { 
	struct usb_interface *iface;

	const struct snd_usb_audio_quirk *quirk;

	struct snd_rawmidi *rmidi;

	struct usb_protocol_ops *usb_protocol_ops;

	const struct usb_protocol_ops *usb_protocol_ops;

	struct list_head list;

	struct timer_list error_timer;

	spinlock_t disc_lock;
@@ -671,31 +671,32 @@ static void snd_usbmidi_standard_output(struct snd_usb_midi_out_endpoint *ep, 
	}

}



static struct usb_protocol_ops snd_usbmidi_standard_ops = {

static const struct usb_protocol_ops snd_usbmidi_standard_ops = {

	.input = snd_usbmidi_standard_input,

	.output = snd_usbmidi_standard_output,

	.output_packet = snd_usbmidi_output_standard_packet,

};



static struct usb_protocol_ops snd_usbmidi_midiman_ops = {

static const struct usb_protocol_ops snd_usbmidi_midiman_ops = {

	.input = snd_usbmidi_midiman_input,

	.output = snd_usbmidi_standard_output,

	.output_packet = snd_usbmidi_output_midiman_packet,

};



static struct usb_protocol_ops snd_usbmidi_maudio_broken_running_status_ops = {

static const

struct usb_protocol_ops snd_usbmidi_maudio_broken_running_status_ops = {

	.input = snd_usbmidi_maudio_broken_running_status_input,

	.output = snd_usbmidi_standard_output,

	.output_packet = snd_usbmidi_output_standard_packet,

};



static struct usb_protocol_ops snd_usbmidi_cme_ops = {

static const struct usb_protocol_ops snd_usbmidi_cme_ops = {

	.input = snd_usbmidi_cme_input,

	.output = snd_usbmidi_standard_output,

	.output_packet = snd_usbmidi_output_standard_packet,

};



static struct usb_protocol_ops snd_usbmidi_ch345_broken_sysex_ops = {

static const struct usb_protocol_ops snd_usbmidi_ch345_broken_sysex_ops = {

	.input = ch345_broken_sysex_input,

	.output = snd_usbmidi_standard_output,

	.output_packet = snd_usbmidi_output_standard_packet,
@@ -795,7 +796,7 @@ static void snd_usbmidi_akai_output(struct snd_usb_midi_out_endpoint *ep, 
	}

}



static struct usb_protocol_ops snd_usbmidi_akai_ops = {

static const struct usb_protocol_ops snd_usbmidi_akai_ops = {

	.input = snd_usbmidi_akai_input,

	.output = snd_usbmidi_akai_output,

};
@@ -835,7 +836,7 @@ static void snd_usbmidi_novation_output(struct snd_usb_midi_out_endpoint *ep, 
	urb->transfer_buffer_length = 2 + count;

}



static struct usb_protocol_ops snd_usbmidi_novation_ops = {

static const struct usb_protocol_ops snd_usbmidi_novation_ops = {

	.input = snd_usbmidi_novation_input,

	.output = snd_usbmidi_novation_output,

};
@@ -867,7 +868,7 @@ static void snd_usbmidi_raw_output(struct snd_usb_midi_out_endpoint *ep, 
	urb->transfer_buffer_length = count;

}



static struct usb_protocol_ops snd_usbmidi_raw_ops = {

static const struct usb_protocol_ops snd_usbmidi_raw_ops = {

	.input = snd_usbmidi_raw_input,

	.output = snd_usbmidi_raw_output,

};
@@ -883,7 +884,7 @@ static void snd_usbmidi_ftdi_input(struct snd_usb_midi_in_endpoint *ep, 
		snd_usbmidi_input_data(ep, 0, buffer + 2, buffer_length - 2);

}



static struct usb_protocol_ops snd_usbmidi_ftdi_ops = {

static const struct usb_protocol_ops snd_usbmidi_ftdi_ops = {

	.input = snd_usbmidi_ftdi_input,

	.output = snd_usbmidi_raw_output,

};
@@ -927,7 +928,7 @@ static void snd_usbmidi_us122l_output(struct snd_usb_midi_out_endpoint *ep, 
	urb->transfer_buffer_length = ep->max_transfer;

}



static struct usb_protocol_ops snd_usbmidi_122l_ops = {

static const struct usb_protocol_ops snd_usbmidi_122l_ops = {

	.input = snd_usbmidi_us122l_input,

	.output = snd_usbmidi_us122l_output,

};
@@ -1060,7 +1061,7 @@ static void snd_usbmidi_emagic_output(struct snd_usb_midi_out_endpoint *ep, 
	urb->transfer_buffer_length = ep->max_transfer - buf_free;

}



static struct usb_protocol_ops snd_usbmidi_emagic_ops = {

static const struct usb_protocol_ops snd_usbmidi_emagic_ops = {

	.input = snd_usbmidi_emagic_input,

	.output = snd_usbmidi_emagic_output,

	.init_out_endpoint = snd_usbmidi_emagic_init_out,