device/azalia_device.c: Clarify comment
The `4` here doesn't have to do with the size of u32. Instead, it is
because the verb header contains the number of jacks, which is the
number of four-verb groups.
Change-Id: I3956ce5ec2a7abc29982504cf75b262a1c098af5
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48352
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
diff --git a/src/device/azalia_device.c b/src/device/azalia_device.c
index e46c27f..ab370f9 100644
--- a/src/device/azalia_device.c
+++ b/src/device/azalia_device.c
@@ -115,7 +115,8 @@
int idx = 0;
while (idx < (verb_table_bytes / sizeof(u32))) {
- u32 verb_size = 4 * verb_table[idx + 2]; // in u32
+ /* Header contains the number of jacks, aka groups of 4 dwords */
+ u32 verb_size = 4 * verb_table[idx + 2];
if (verb_table[idx] != viddid) {
idx += verb_size + 3; // skip verb + header
continue;