From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 03:02:30 +0200
Subject: Adding upstream version 4.19.249.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 sound/pci/echoaudio/darla20.c | 101 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 sound/pci/echoaudio/darla20.c

(limited to 'sound/pci/echoaudio/darla20.c')

diff --git a/sound/pci/echoaudio/darla20.c b/sound/pci/echoaudio/darla20.c
new file mode 100644
index 000000000..c95da6301
--- /dev/null
+++ b/sound/pci/echoaudio/darla20.c
@@ -0,0 +1,101 @@
+/*
+ *  ALSA driver for Echoaudio soundcards.
+ *  Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
+ *
+ *  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; version 2 of the License.
+ *
+ *  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 ECHOGALS_FAMILY
+#define ECHOCARD_DARLA20
+#define ECHOCARD_NAME "Darla20"
+#define ECHOCARD_HAS_MONITOR
+
+/* Pipe indexes */
+#define PX_ANALOG_OUT	0	/* 8 */
+#define PX_DIGITAL_OUT	8	/* 0 */
+#define PX_ANALOG_IN	8	/* 2 */
+#define PX_DIGITAL_IN	10	/* 0 */
+#define PX_NUM		10
+
+/* Bus indexes */
+#define BX_ANALOG_OUT	0	/* 8 */
+#define BX_DIGITAL_OUT	8	/* 0 */
+#define BX_ANALOG_IN	8	/* 2 */
+#define BX_DIGITAL_IN	10	/* 0 */
+#define BX_NUM		10
+
+
+#include <linux/delay.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/pci.h>
+#include <linux/module.h>
+#include <linux/firmware.h>
+#include <linux/slab.h>
+#include <linux/io.h>
+#include <sound/core.h>
+#include <sound/info.h>
+#include <sound/control.h>
+#include <sound/tlv.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/asoundef.h>
+#include <sound/initval.h>
+#include <linux/atomic.h>
+#include "echoaudio.h"
+
+MODULE_FIRMWARE("ea/darla20_dsp.fw");
+
+#define FW_DARLA20_DSP	0
+
+static const struct firmware card_fw[] = {
+	{0, "darla20_dsp.fw"}
+};
+
+static const struct pci_device_id snd_echo_ids[] = {
+	{0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0},	/* DSP 56301 Darla20 rev.0 */
+	{0,}
+};
+
+static struct snd_pcm_hardware pcm_hardware_skel = {
+	.info = SNDRV_PCM_INFO_MMAP |
+		SNDRV_PCM_INFO_INTERLEAVED |
+		SNDRV_PCM_INFO_BLOCK_TRANSFER |
+		SNDRV_PCM_INFO_MMAP_VALID |
+		SNDRV_PCM_INFO_PAUSE |
+		SNDRV_PCM_INFO_SYNC_START,
+	.formats =	SNDRV_PCM_FMTBIT_U8 |
+			SNDRV_PCM_FMTBIT_S16_LE |
+			SNDRV_PCM_FMTBIT_S24_3LE |
+			SNDRV_PCM_FMTBIT_S32_LE |
+			SNDRV_PCM_FMTBIT_S32_BE,
+	.rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
+	.rate_min = 44100,
+	.rate_max = 48000,
+	.channels_min = 1,
+	.channels_max = 2,
+	.buffer_bytes_max = 262144,
+	.period_bytes_min = 32,
+	.period_bytes_max = 131072,
+	.periods_min = 2,
+	.periods_max = 220,
+	/* One page (4k) contains 512 instructions. I don't know if the hw
+	supports lists longer than this. In this case periods_max=220 is a
+	safe limit to make sure the list never exceeds 512 instructions. */
+};
+
+
+#include "darla20_dsp.c"
+#include "echoaudio_dsp.c"
+#include "echoaudio.c"
-- 
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