ALSA: asihpi: Minor cleanups

Remove some unneeded defintions
Use %pR to print resources
Make some data const
Consistent braces for else

Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/asihpi/hpicmn.c b/sound/pci/asihpi/hpicmn.c
index 0428f28..b15a02e 100644
--- a/sound/pci/asihpi/hpicmn.c
+++ b/sound/pci/asihpi/hpicmn.c
@@ -227,8 +227,9 @@
 			if (info->control_type) {
 				pC->p_info[info->control_index] = info;
 				cached++;
-			} else	/* dummy cache entry */
+			} else {	/* dummy cache entry */
 				pC->p_info[info->control_index] = NULL;
+			}
 
 			byte_count += info->size_in32bit_words * 4;
 
@@ -298,7 +299,7 @@
 	unsigned int field_size;
 };
 
-static struct pad_ofs_size pad_desc[] = {
+static const struct pad_ofs_size pad_desc[] = {
 	HPICMN_PAD_OFS_AND_SIZE(c_channel),	/* HPI_PAD_CHANNEL_NAME */
 	HPICMN_PAD_OFS_AND_SIZE(c_artist),	/* HPI_PAD_ARTIST */
 	HPICMN_PAD_OFS_AND_SIZE(c_title),	/* HPI_PAD_TITLE */
@@ -617,6 +618,10 @@
 	}
 }
 
+/** Allocate control cache.
+
+\return Cache pointer, or NULL if allocation fails.
+*/
 struct hpi_control_cache *hpi_alloc_control_cache(const u32 control_count,
 	const u32 size_in_bytes, u8 *p_dsp_control_buffer)
 {