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[06/14] ALSA: scarlett2: Add support for config items with size = 32

Message ID ee35dce0172b2aa3fec8163ab8f35bdc35a141bd.1710264833.git.g@b4.vu (mailing list archive)
State New, archived
Headers show
Series ALSA: scarlett2: Add support for Vocaster | expand

Commit Message

Geoffrey D. Bennett March 12, 2024, 6:35 p.m. UTC 
Update scarlett2_usb_get_config() to support 32-bit values which are
needed by the upcoming Vocaster support.

Signed-off-by: Geoffrey D. Bennett <g@b4.vu>
---
 sound/usb/mixer_scarlett2.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/sound/usb/mixer_scarlett2.c b/sound/usb/mixer_scarlett2.c
index 8d08f71bd4d6..f2bbf90680f8 100644
--- a/sound/usb/mixer_scarlett2.c
+++ b/sound/usb/mixer_scarlett2.c
@@ -436,7 +436,7 @@  enum {
 };
 
 /* Location, size, and activation command number for the configuration
- * parameters. Size is in bits and may be 1, 8, or 16.
+ * parameters. Size is in bits and may be 1, 8, 16, or 32.
  *
  * Vocaster and 4th Gen devices have a parameter buffer to set certain
  * configuration parameters. When pbuf is set, rather than writing to
@@ -2102,6 +2102,11 @@  static int scarlett2_usb_get_config(
 
 			for (i = 0; i < count; i++, buf_16++)
 				*buf_16 = le16_to_cpu(*(__le16 *)buf_16);
+		} else if (size == 4) {
+			u32 *buf_32 = buf;
+
+			for (i = 0; i < count; i++, buf_32++)
+				*buf_32 = le32_to_cpu(*(__le32 *)buf_32);
 		}
 		return 0;
 	}