hda: Implement a bit field in cmd_resend

A ':1' bit field gives the compiler the option to squeeze it in
with other booleans, thereby optimizing memory usage.

Suggested-by: Icenowy <[email protected]>
Signed-off-by: WangYuli <[email protected]>

include/sound/hdaudio.h

@@ -350,7 +350,7 @@ struct hdac_bus {
 	bool needs_damn_long_delay:1;
 	bool not_use_interrupts:1;      /* prohibiting the RIRB IRQ */
 	bool access_sdnctl_in_dword:1;  /* accessing the sdnctl register by dword */
-	bool cmd_resend;		/* command resend */
+	bool cmd_resend:1;		/* command resend */
 	bool hygon_dword_access:1;
 
 	int poll_count;