Remove #define not used. Remove useless assignments and copies.

Signed-off-by: Geoffrey D. Bennett g@b4.vu --- sound/usb/mixer_scarlett_gen2.c | 26 +++++--------------------- 1 file changed, 5 insertions(+), 21 deletions(-)

diff --git a/sound/usb/mixer_scarlett_gen2.c b/sound/usb/mixer_scarlett_gen2.c index 8026847d27b6..a5f5c537e344 100644 --- a/sound/usb/mixer_scarlett_gen2.c +++ b/sound/usb/mixer_scarlett_gen2.c @@ -271,7 +271,6 @@ static const struct scarlett2_device_info s6i6_gen2_info = { .id = 0x000, .num = { 1, 0, 8, 8, 8 }, .src_descr = "Off", - .src_num_offset = 0, }, [SCARLETT2_PORT_TYPE_ANALOGUE] = { .id = 0x080, @@ -327,7 +326,6 @@ static const struct scarlett2_device_info s18i8_gen2_info = { .id = 0x000, .num = { 1, 0, 8, 8, 4 }, .src_descr = "Off", - .src_num_offset = 0, }, [SCARLETT2_PORT_TYPE_ANALOGUE] = { .id = 0x080, @@ -393,7 +391,6 @@ static const struct scarlett2_device_info s18i20_gen2_info = { .id = 0x000, .num = { 1, 0, 8, 8, 6 }, .src_descr = "Off", - .src_num_offset = 0, }, [SCARLETT2_PORT_TYPE_ANALOGUE] = { .id = 0x080, @@ -571,8 +568,6 @@ struct scarlett2_usb_packet { u8 data[]; };

-#define SCARLETT2_USB_PACKET_LEN (sizeof(struct scarlett2_usb_packet)) - static void scarlett2_fill_request_header(struct scarlett2_mixer_data *private, struct scarlett2_usb_packet *req, u32 cmd, u16 req_size) @@ -595,8 +590,8 @@ static int scarlett2_usb( struct scarlett2_mixer_data *private = mixer->private_data; u16 req_buf_size = sizeof(struct scarlett2_usb_packet) + req_size; u16 resp_buf_size = sizeof(struct scarlett2_usb_packet) + resp_size; - struct scarlett2_usb_packet *req = NULL, *resp = NULL; - int err = 0; + struct scarlett2_usb_packet *req, *resp = NULL; + int err;

req = kmalloc(req_buf_size, GFP_KERNEL); if (!req) { @@ -1026,10 +1021,6 @@ static int scarlett2_usb_set_mux(struct usb_mixer_interface *mixer) ports, private->mux[j] ) << 12 ); - - /* skip private->mux[j] entries not output */ - j += ports[port_type].num[SCARLETT2_PORT_OUT] - - ports[port_type].num[port_dir_rate]; }

err = scarlett2_usb(mixer, SCARLETT2_USB_SET_MUX, @@ -1681,7 +1672,7 @@ static int scarlett2_add_mixer_ctls(struct usb_mixer_interface *mixer) int num_inputs = ports[SCARLETT2_PORT_TYPE_MIX].num[SCARLETT2_PORT_OUT]; int num_outputs = ports[SCARLETT2_PORT_TYPE_MIX].num[SCARLETT2_PORT_IN];

- for (i = 0, index = 0; i < num_outputs; i++) { + for (i = 0, index = 0; i < num_outputs; i++) for (j = 0; j < num_inputs; j++, index++) { snprintf(s, sizeof(s), "Mix %c Input %02d Playback Volume", @@ -1691,7 +1682,6 @@ static int scarlett2_add_mixer_ctls(struct usb_mixer_interface *mixer) if (err < 0) return err; } - }

return 0; } @@ -1925,8 +1915,6 @@ static int scarlett2_read_configs(struct usb_mixer_interface *mixer) ports[SCARLETT2_PORT_TYPE_ANALOGUE].num[SCARLETT2_PORT_OUT]; int num_mixer_out = ports[SCARLETT2_PORT_TYPE_MIX].num[SCARLETT2_PORT_IN]; - u8 level_switches[SCARLETT2_LEVEL_SWITCH_MAX]; - u8 pad_switches[SCARLETT2_PAD_SWITCH_MAX]; struct scarlett2_usb_volume_status volume_status; int err, i;

@@ -1935,11 +1923,9 @@ static int scarlett2_read_configs(struct usb_mixer_interface *mixer) mixer, SCARLETT2_CONFIG_LEVEL_SWITCH, info->level_input_count, - level_switches); + private->level_switch); if (err < 0) return err; - for (i = 0; i < info->level_input_count; i++) - private->level_switch[i] = level_switches[i]; }

if (info->pad_input_count) { @@ -1947,11 +1933,9 @@ static int scarlett2_read_configs(struct usb_mixer_interface *mixer) mixer, SCARLETT2_CONFIG_PAD_SWITCH, info->pad_input_count, - pad_switches); + private->pad_switch); if (err < 0) return err; - for (i = 0; i < info->pad_input_count; i++) - private->pad_switch[i] = pad_switches[i]; }

err = scarlett2_usb_get_volume_status(mixer, &volume_status);