v4.19.13 snapshot.
diff --git a/include/sound/initval.h b/include/sound/initval.h
new file mode 100644
index 0000000..ac62c67
--- /dev/null
+++ b/include/sound/initval.h
@@ -0,0 +1,104 @@
+#ifndef __SOUND_INITVAL_H
+#define __SOUND_INITVAL_H
+
+/*
+ * Init values for soundcard modules
+ * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#define SNDRV_AUTO_PORT 1
+#define SNDRV_AUTO_IRQ 0xffff
+#define SNDRV_AUTO_DMA 0xffff
+#define SNDRV_AUTO_DMA_SIZE (0x7fffffff)
+
+#define SNDRV_DEFAULT_IDX1 (-1)
+#define SNDRV_DEFAULT_STR1 NULL
+#define SNDRV_DEFAULT_ENABLE1 1
+#define SNDRV_DEFAULT_PORT1 SNDRV_AUTO_PORT
+#define SNDRV_DEFAULT_IRQ1 SNDRV_AUTO_IRQ
+#define SNDRV_DEFAULT_DMA1 SNDRV_AUTO_DMA
+#define SNDRV_DEFAULT_DMA_SIZE1 SNDRV_AUTO_DMA_SIZE
+#define SNDRV_DEFAULT_PTR1 SNDRV_DEFAULT_STR1
+
+#define SNDRV_DEFAULT_IDX { [0 ... (SNDRV_CARDS-1)] = -1 }
+#define SNDRV_DEFAULT_STR { [0 ... (SNDRV_CARDS-1)] = NULL }
+#define SNDRV_DEFAULT_ENABLE { 1, [1 ... (SNDRV_CARDS-1)] = 0 }
+#define SNDRV_DEFAULT_ENABLE_PNP { [0 ... (SNDRV_CARDS-1)] = 1 }
+#ifdef CONFIG_PNP
+#define SNDRV_DEFAULT_ENABLE_ISAPNP SNDRV_DEFAULT_ENABLE_PNP
+#else
+#define SNDRV_DEFAULT_ENABLE_ISAPNP SNDRV_DEFAULT_ENABLE
+#endif
+#define SNDRV_DEFAULT_PORT { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_PORT }
+#define SNDRV_DEFAULT_IRQ { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_IRQ }
+#define SNDRV_DEFAULT_DMA { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_DMA }
+#define SNDRV_DEFAULT_DMA_SIZE { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_DMA_SIZE }
+#define SNDRV_DEFAULT_PTR SNDRV_DEFAULT_STR
+
+#ifdef SNDRV_LEGACY_FIND_FREE_IOPORT
+static long snd_legacy_find_free_ioport(long *port_table, long size)
+{
+ while (*port_table != -1) {
+ if (request_region(*port_table, size, "ALSA test")) {
+ release_region(*port_table, size);
+ return *port_table;
+ }
+ port_table++;
+ }
+ return -1;
+}
+#endif
+
+#ifdef SNDRV_LEGACY_FIND_FREE_IRQ
+#include <linux/interrupt.h>
+
+static irqreturn_t snd_legacy_empty_irq_handler(int irq, void *dev_id)
+{
+ return IRQ_HANDLED;
+}
+
+static int snd_legacy_find_free_irq(int *irq_table)
+{
+ while (*irq_table != -1) {
+ if (!request_irq(*irq_table, snd_legacy_empty_irq_handler,
+ IRQF_PROBE_SHARED, "ALSA Test IRQ",
+ (void *) irq_table)) {
+ free_irq(*irq_table, (void *) irq_table);
+ return *irq_table;
+ }
+ irq_table++;
+ }
+ return -1;
+}
+#endif
+
+#ifdef SNDRV_LEGACY_FIND_FREE_DMA
+static int snd_legacy_find_free_dma(int *dma_table)
+{
+ while (*dma_table != -1) {
+ if (!request_dma(*dma_table, "ALSA Test DMA")) {
+ free_dma(*dma_table);
+ return *dma_table;
+ }
+ dma_table++;
+ }
+ return -1;
+}
+#endif
+
+#endif /* __SOUND_INITVAL_H */