From e636c8d336489bf3eed5878299e6cc045bbad077 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:17:29 +0000
Subject: [PATCH] debug lk
---
kernel/sound/isa/ad1816a/ad1816a_lib.c | 44 +++++++-------------------------------------
1 files changed, 7 insertions(+), 37 deletions(-)
diff --git a/kernel/sound/isa/ad1816a/ad1816a_lib.c b/kernel/sound/isa/ad1816a/ad1816a_lib.c
index fba6d22..01381fe 100644
--- a/kernel/sound/isa/ad1816a/ad1816a_lib.c
+++ b/kernel/sound/isa/ad1816a/ad1816a_lib.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
ad1816a.c - lowlevel code for Analog Devices AD1816A chip.
Copyright (C) 1999-2000 by Massimo Piccioni <dafastidio@libero.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; 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
*/
#include <linux/delay.h>
@@ -216,17 +204,6 @@
struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
return snd_ad1816a_trigger(chip, AD1816A_CAPTURE_ENABLE,
SNDRV_PCM_STREAM_CAPTURE, cmd, 1);
-}
-
-static int snd_ad1816a_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *hw_params)
-{
- return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
-}
-
-static int snd_ad1816a_hw_free(struct snd_pcm_substream *substream)
-{
- return snd_pcm_lib_free_pages(substream);
}
static int snd_ad1816a_playback_prepare(struct snd_pcm_substream *substream)
@@ -432,7 +409,7 @@
return 0;
}
-static struct snd_timer_hardware snd_ad1816a_timer_table = {
+static const struct snd_timer_hardware snd_ad1816a_timer_table = {
.flags = SNDRV_TIMER_HW_AUTO,
.resolution = 10000,
.ticks = 65535,
@@ -518,7 +495,6 @@
int reg;
unsigned long flags;
- snd_pcm_suspend_all(chip->pcm);
spin_lock_irqsave(&chip->lock, flags);
for (reg = 0; reg < 48; reg++)
chip->image[reg] = snd_ad1816a_read(chip, reg);
@@ -601,7 +577,7 @@
unsigned long port, int irq, int dma1, int dma2,
struct snd_ad1816a *chip)
{
- static struct snd_device_ops ops = {
+ static const struct snd_device_ops ops = {
.dev_free = snd_ad1816a_dev_free,
};
int error;
@@ -621,6 +597,7 @@
return -EBUSY;
}
chip->irq = irq;
+ card->sync_irq = chip->irq;
if (request_dma(dma1, "AD1816A - 1")) {
snd_printk(KERN_ERR "ad1816a: can't grab DMA1 %d\n", dma1);
snd_ad1816a_free(chip);
@@ -657,9 +634,6 @@
static const struct snd_pcm_ops snd_ad1816a_playback_ops = {
.open = snd_ad1816a_playback_open,
.close = snd_ad1816a_playback_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_ad1816a_hw_params,
- .hw_free = snd_ad1816a_hw_free,
.prepare = snd_ad1816a_playback_prepare,
.trigger = snd_ad1816a_playback_trigger,
.pointer = snd_ad1816a_playback_pointer,
@@ -668,9 +642,6 @@
static const struct snd_pcm_ops snd_ad1816a_capture_ops = {
.open = snd_ad1816a_capture_open,
.close = snd_ad1816a_capture_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_ad1816a_hw_params,
- .hw_free = snd_ad1816a_hw_free,
.prepare = snd_ad1816a_capture_prepare,
.trigger = snd_ad1816a_capture_trigger,
.pointer = snd_ad1816a_capture_pointer,
@@ -693,9 +664,8 @@
strcpy(pcm->name, snd_ad1816a_chip_id(chip));
snd_ad1816a_init(chip);
- snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
- snd_dma_isa_data(),
- 64*1024, chip->dma1 > 3 || chip->dma2 > 3 ? 128*1024 : 64*1024);
+ snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, chip->card->dev,
+ 64*1024, chip->dma1 > 3 || chip->dma2 > 3 ? 128*1024 : 64*1024);
chip->pcm = pcm;
return 0;
@@ -914,7 +884,7 @@
static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
-static struct snd_kcontrol_new snd_ad1816a_controls[] = {
+static const struct snd_kcontrol_new snd_ad1816a_controls[] = {
AD1816A_DOUBLE("Master Playback Switch", AD1816A_MASTER_ATT, 15, 7, 1, 1),
AD1816A_DOUBLE_TLV("Master Playback Volume", AD1816A_MASTER_ATT, 8, 0, 31, 1,
db_scale_5bit),
--
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