ALSA: usb-audio: scarlett2: Coding style improvements

Improve alignment and readability with:
- Whitespace fixes
- Add leading zeros to 32-bit flag values
- Rename SCARLETT2_USB_GET_METER_LEVELS to SCARLETT2_USB_GET_METER
- Rename SCARLETT2_PORT_DIRECTIONS to SCARLETT2_PORT_DIRNS

Signed-off-by: Geoffrey D. Bennett <g@b4.vu>
Link: https://lore.kernel.org/r/20210620164628.GA9172@m.b4.vu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Geoffrey D. Bennett 2021-06-21 02:16:28 +09:30 committed by Takashi Iwai
parent c5210f2134
commit 06a2162179

View File

@ -175,23 +175,23 @@ static const u16 scarlett2_mixer_values[SCARLETT2_MIXER_VALUE_COUNT] = {
* - PCM I/O
*/
enum {
SCARLETT2_PORT_TYPE_NONE = 0,
SCARLETT2_PORT_TYPE_NONE = 0,
SCARLETT2_PORT_TYPE_ANALOGUE = 1,
SCARLETT2_PORT_TYPE_SPDIF = 2,
SCARLETT2_PORT_TYPE_ADAT = 3,
SCARLETT2_PORT_TYPE_MIX = 4,
SCARLETT2_PORT_TYPE_PCM = 5,
SCARLETT2_PORT_TYPE_COUNT = 6,
SCARLETT2_PORT_TYPE_SPDIF = 2,
SCARLETT2_PORT_TYPE_ADAT = 3,
SCARLETT2_PORT_TYPE_MIX = 4,
SCARLETT2_PORT_TYPE_PCM = 5,
SCARLETT2_PORT_TYPE_COUNT = 6,
};
/* Count of total I/O and number available at each sample rate */
enum {
SCARLETT2_PORT_IN = 0,
SCARLETT2_PORT_OUT = 1,
SCARLETT2_PORT_OUT_44 = 2,
SCARLETT2_PORT_OUT_88 = 3,
SCARLETT2_PORT_IN = 0,
SCARLETT2_PORT_OUT = 1,
SCARLETT2_PORT_OUT_44 = 2,
SCARLETT2_PORT_OUT_88 = 3,
SCARLETT2_PORT_OUT_176 = 4,
SCARLETT2_PORT_DIRECTIONS = 5,
SCARLETT2_PORT_DIRNS = 5,
};
/* Hardware buttons on the 18i20 */
@ -210,7 +210,7 @@ static const char *const scarlett2_button_names[SCARLETT2_BUTTON_MAX] = {
*/
struct scarlett2_ports {
u16 id;
int num[SCARLETT2_PORT_DIRECTIONS];
int num[SCARLETT2_PORT_DIRNS];
const char * const src_descr;
int src_num_offset;
const char * const dst_descr;
@ -458,22 +458,23 @@ static int scarlett2_get_port_start_num(const struct scarlett2_ports *ports,
#define SCARLETT2_USB_INTERRUPT_INTERVAL 3
/* Interrupt flags for volume and mute/dim button changes */
#define SCARLETT2_USB_INTERRUPT_VOL_CHANGE 0x400000
#define SCARLETT2_USB_INTERRUPT_BUTTON_CHANGE 0x200000
#define SCARLETT2_USB_INTERRUPT_VOL_CHANGE 0x00400000
#define SCARLETT2_USB_INTERRUPT_BUTTON_CHANGE 0x00200000
/* Commands for sending/receiving requests/responses */
#define SCARLETT2_USB_VENDOR_SPECIFIC_CMD_REQ 2
#define SCARLETT2_USB_VENDOR_SPECIFIC_CMD_REQ 2
#define SCARLETT2_USB_VENDOR_SPECIFIC_CMD_RESP 3
#define SCARLETT2_USB_INIT_SEQ 0x00000000
#define SCARLETT2_USB_GET_METER_LEVELS 0x00001001
#define SCARLETT2_USB_GET_MIX 0x00002001
#define SCARLETT2_USB_SET_MIX 0x00002002
#define SCARLETT2_USB_GET_MUX 0x00003001
#define SCARLETT2_USB_SET_MUX 0x00003002
#define SCARLETT2_USB_GET_DATA 0x00800000
#define SCARLETT2_USB_SET_DATA 0x00800001
#define SCARLETT2_USB_DATA_CMD 0x00800002
#define SCARLETT2_USB_INIT_SEQ 0x00000000
#define SCARLETT2_USB_GET_METER 0x00001001
#define SCARLETT2_USB_GET_MIX 0x00002001
#define SCARLETT2_USB_SET_MIX 0x00002002
#define SCARLETT2_USB_GET_MUX 0x00003001
#define SCARLETT2_USB_SET_MUX 0x00003002
#define SCARLETT2_USB_GET_DATA 0x00800000
#define SCARLETT2_USB_SET_DATA 0x00800001
#define SCARLETT2_USB_DATA_CMD 0x00800002
#define SCARLETT2_USB_CONFIG_SAVE 6
#define SCARLETT2_USB_VOLUME_STATUS_OFFSET 0x31
@ -835,7 +836,7 @@ static int scarlett2_usb_get_mix(struct usb_mixer_interface *mixer,
* (values obtained from private->mix[])
*/
static int scarlett2_usb_set_mix(struct usb_mixer_interface *mixer,
int mix_num)
int mix_num)
{
struct scarlett2_mixer_data *private = mixer->private_data;
const struct scarlett2_device_info *info = private->info;
@ -1056,7 +1057,7 @@ static int scarlett2_usb_get_meter_levels(struct usb_mixer_interface *mixer,
req.pad = 0;
req.num_meters = cpu_to_le16(SCARLETT2_NUM_METERS);
req.magic = cpu_to_le32(SCARLETT2_USB_METER_LEVELS_GET_MAGIC);
err = scarlett2_usb(mixer, SCARLETT2_USB_GET_METER_LEVELS,
err = scarlett2_usb(mixer, SCARLETT2_USB_GET_METER,
&req, sizeof(req), resp, sizeof(resp));
if (err < 0)
return err;