From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M
---
kernel/sound/pci/intel8x0m.c | 72 +++++++++--------------------------
1 files changed, 19 insertions(+), 53 deletions(-)
diff --git a/kernel/sound/pci/intel8x0m.c b/kernel/sound/pci/intel8x0m.c
index c846291..1b7df0c 100644
--- a/kernel/sound/pci/intel8x0m.c
+++ b/kernel/sound/pci/intel8x0m.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* ALSA modem driver for Intel ICH (i8x0) chipsets
*
@@ -5,22 +6,6 @@
*
* This is modified (by Sasha Khapyorsky <sashak@alsa-project.org>) version
* of ALSA ICH sound driver intel8x0.c .
- *
- *
- * 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/io.h>
@@ -303,7 +288,7 @@
/* return the GLOB_STA bit for the corresponding codec */
static unsigned int get_ich_codec_bit(struct intel8x0m *chip, unsigned int codec)
{
- static unsigned int codec_bit[3] = {
+ static const unsigned int codec_bit[3] = {
ICH_PCR, ICH_SCR, ICH_TCR
};
if (snd_BUG_ON(codec >= 3))
@@ -568,17 +553,6 @@
return 0;
}
-static int snd_intel8x0m_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_intel8x0m_hw_free(struct snd_pcm_substream *substream)
-{
- return snd_pcm_lib_free_pages(substream);
-}
-
static snd_pcm_uframes_t snd_intel8x0m_pcm_pointer(struct snd_pcm_substream *substream)
{
struct intel8x0m *chip = snd_pcm_substream_chip(substream);
@@ -688,9 +662,6 @@
static const struct snd_pcm_ops snd_intel8x0m_playback_ops = {
.open = snd_intel8x0m_playback_open,
.close = snd_intel8x0m_playback_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_intel8x0m_hw_params,
- .hw_free = snd_intel8x0m_hw_free,
.prepare = snd_intel8x0m_pcm_prepare,
.trigger = snd_intel8x0m_pcm_trigger,
.pointer = snd_intel8x0m_pcm_pointer,
@@ -699,9 +670,6 @@
static const struct snd_pcm_ops snd_intel8x0m_capture_ops = {
.open = snd_intel8x0m_capture_open,
.close = snd_intel8x0m_capture_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_intel8x0m_hw_params,
- .hw_free = snd_intel8x0m_hw_free,
.prepare = snd_intel8x0m_pcm_prepare,
.trigger = snd_intel8x0m_pcm_trigger,
.pointer = snd_intel8x0m_pcm_pointer,
@@ -718,7 +686,7 @@
};
static int snd_intel8x0m_pcm1(struct intel8x0m *chip, int device,
- struct ich_pcm_table *rec)
+ const struct ich_pcm_table *rec)
{
struct snd_pcm *pcm;
int err;
@@ -748,15 +716,15 @@
strcpy(pcm->name, chip->card->shortname);
chip->pcm[device] = pcm;
- snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data(chip->pci),
- rec->prealloc_size,
- rec->prealloc_max_size);
+ snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
+ &chip->pci->dev,
+ rec->prealloc_size,
+ rec->prealloc_max_size);
return 0;
}
-static struct ich_pcm_table intel_pcms[] = {
+static const struct ich_pcm_table intel_pcms[] = {
{
.suffix = "Modem",
.playback_ops = &snd_intel8x0m_playback_ops,
@@ -769,7 +737,7 @@
static int snd_intel8x0m_pcm(struct intel8x0m *chip)
{
int i, tblsize, device, err;
- struct ich_pcm_table *tbl, *rec;
+ const struct ich_pcm_table *tbl, *rec;
#if 1
tbl = intel_pcms;
@@ -833,7 +801,7 @@
struct snd_ac97 *x97;
int err;
unsigned int glob_sta = 0;
- static struct snd_ac97_bus_ops ops = {
+ static const struct snd_ac97_bus_ops ops = {
.write = snd_intel8x0m_codec_write,
.read = snd_intel8x0m_codec_read,
};
@@ -1025,15 +993,13 @@
{
struct snd_card *card = dev_get_drvdata(dev);
struct intel8x0m *chip = card->private_data;
- int i;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
- for (i = 0; i < chip->pcm_devs; i++)
- snd_pcm_suspend_all(chip->pcm[i]);
snd_ac97_suspend(chip->ac97);
if (chip->irq >= 0) {
free_irq(chip->irq, chip);
chip->irq = -1;
+ card->sync_irq = -1;
}
return 0;
}
@@ -1052,6 +1018,7 @@
return -EIO;
}
chip->irq = pci->irq;
+ card->sync_irq = chip->irq;
snd_intel8x0m_chip_init(chip, 0);
snd_ac97_resume(chip->ac97);
@@ -1087,10 +1054,8 @@
static void snd_intel8x0m_proc_init(struct intel8x0m *chip)
{
- struct snd_info_entry *entry;
-
- if (! snd_card_proc_new(chip->card, "intel8x0m", &entry))
- snd_info_set_text_ops(entry, chip, snd_intel8x0m_proc_read);
+ snd_card_ro_proc_new(chip->card, "intel8x0m", chip,
+ snd_intel8x0m_proc_read);
}
static int snd_intel8x0m_dev_free(struct snd_device *device)
@@ -1114,14 +1079,14 @@
unsigned int i;
unsigned int int_sta_masks;
struct ichdev *ichdev;
- static struct snd_device_ops ops = {
+ static const struct snd_device_ops ops = {
.dev_free = snd_intel8x0m_dev_free,
};
- static struct ich_reg_info intel_regs[2] = {
+ static const struct ich_reg_info intel_regs[2] = {
{ ICH_MIINT, 0 },
{ ICH_MOINT, 0x10 },
};
- struct ich_reg_info *tbl;
+ const struct ich_reg_info *tbl;
*r_intel8x0m = NULL;
@@ -1196,7 +1161,7 @@
/* allocate buffer descriptor lists */
/* the start of each lists must be aligned to 8 bytes */
- if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
+ if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev,
chip->bdbars_count * sizeof(u32) * ICH_MAX_FRAGS * 2,
&chip->bdbars) < 0) {
snd_intel8x0m_free(chip);
@@ -1228,6 +1193,7 @@
return -EBUSY;
}
chip->irq = pci->irq;
+ card->sync_irq = chip->irq;
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_intel8x0m_free(chip);
--
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