add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/sound/pci/lx6464es/lx6464es.c
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..
@@ -1,25 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /* -*- linux-c -*- *
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  *
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  * ALSA driver for the digigram lx6464es interface
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  *
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  * Copyright (c) 2008, 2009 Tim Blechmann <tim@klingt.org>
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- *
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; see the file COPYING.  If not, write to
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- * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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- * Boston, MA 02111-1307, USA.
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- *
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7
  */
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8
 
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 #include <linux/module.h>
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..
@@ -277,9 +261,8 @@
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261
 
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 static int lx_pcm_close(struct snd_pcm_substream *substream)
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 {
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-	int err = 0;
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 	dev_dbg(substream->pcm->card->dev, "->lx_pcm_close\n");
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-	return err;
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+	return 0;
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 }
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 static snd_pcm_uframes_t lx_pcm_stream_pointer(struct snd_pcm_substream
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@@ -359,15 +342,10 @@
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 			    struct snd_pcm_hw_params *hw_params, int is_capture)
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 {
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 	struct lx6464es *chip = snd_pcm_substream_chip(substream);
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-	int err = 0;
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 	dev_dbg(chip->card->dev, "->lx_pcm_hw_params\n");
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347
 
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 	mutex_lock(&chip->setup_mutex);
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-
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-	/* set dma buffer */
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-	err = snd_pcm_lib_malloc_pages(substream,
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-				       params_buffer_bytes(hw_params));
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349
 
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 	if (is_capture)
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 		chip->capture_stream.stream = substream;
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@@ -375,7 +353,7 @@
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 		chip->playback_stream.stream = substream;
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 	mutex_unlock(&chip->setup_mutex);
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-	return err;
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+	return 0;
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 }
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 static int lx_pcm_hw_params_playback(struct snd_pcm_substream *substream,
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@@ -416,8 +394,6 @@
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 		chip->hardware_running[is_capture] = 0;
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 	}
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-
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-	err = snd_pcm_lib_free_pages(substream);
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 	if (is_capture)
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 		chip->capture_stream.stream = NULL;
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@@ -815,7 +791,6 @@
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 static const struct snd_pcm_ops lx_ops_playback = {
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 	.open      = lx_pcm_open,
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 	.close     = lx_pcm_close,
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-	.ioctl     = snd_pcm_lib_ioctl,
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 	.prepare   = lx_pcm_prepare,
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 	.hw_params = lx_pcm_hw_params_playback,
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 	.hw_free   = lx_pcm_hw_free,
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@@ -826,7 +801,6 @@
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 static const struct snd_pcm_ops lx_ops_capture = {
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 	.open      = lx_pcm_open,
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 	.close     = lx_pcm_close,
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-	.ioctl     = snd_pcm_lib_ioctl,
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 	.prepare   = lx_pcm_prepare,
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 	.hw_params = lx_pcm_hw_params_capture,
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 	.hw_free   = lx_pcm_hw_free,
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@@ -862,11 +836,8 @@
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 	pcm->nonatomic = true;
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 	strcpy(pcm->name, card_name);
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-	err = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
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-						    snd_dma_pci_data(chip->pci),
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-						    size, size);
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-	if (err < 0)
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-		return err;
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+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
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+				       &chip->pci->dev, size, size);
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 	chip->pcm = pcm;
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 	chip->capture_stream.is_capture = 1;
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@@ -956,13 +927,7 @@
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927
 
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 static int lx_proc_create(struct snd_card *card, struct lx6464es *chip)
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 {
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-	struct snd_info_entry *entry;
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-	int err = snd_card_proc_new(card, "levels", &entry);
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-	if (err < 0)
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-		return err;
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-
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-	snd_info_set_text_ops(entry, chip, lx_proc_levels_read);
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-	return 0;
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+	return snd_card_ro_proc_new(card, "levels", chip, lx_proc_levels_read);
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 }
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@@ -973,7 +938,7 @@
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 	struct lx6464es *chip;
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 	int err;
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-	static struct snd_device_ops ops = {
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+	static const struct snd_device_ops ops = {
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 		.dev_free = snd_lx6464es_dev_free,
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 	};
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@@ -1037,6 +1002,7 @@
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 		goto request_irq_failed;
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 	}
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 	chip->irq = pci->irq;
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+	card->sync_irq = chip->irq;
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 	err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
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 	if (err < 0)