add audio

hc

2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/sound/pci/cs5535audio/cs5535audio_pcm.c
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@@ -1,23 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Driver for audio on multifunction CS5535 companion device
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  * Copyright (C) Jaya Kumar
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  *
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  * Based on Jaroslav Kysela and Takashi Iwai's examples.
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  * This work was sponsored by CIS(M) Sdn Bhd.
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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; if not, write to the Free Software
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- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
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  *
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  * todo: add be fmt support, spdif, pm
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  */
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@@ -130,7 +117,7 @@
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 	if (dma->desc_buf.area == NULL) {
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 		if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
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-					snd_dma_pci_data(cs5535au->pci),
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+					&cs5535au->pci->dev,
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 					CS5535AUDIO_DESC_LIST_SIZE+1,
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 					&dma->desc_buf) < 0)
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 			return -ENOMEM;
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@@ -249,10 +236,6 @@
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 	struct cs5535audio_dma *dma = substream->runtime->private_data;
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 	int err;
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-	err = snd_pcm_lib_malloc_pages(substream,
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-					params_buffer_bytes(hw_params));
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-	if (err < 0)
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-		return err;
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 	dma->buf_addr = substream->runtime->dma_addr;
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 	dma->buf_bytes = params_buffer_bytes(hw_params);
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@@ -280,7 +263,7 @@
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 		dma->pcm_open_flag = 0;
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 	}
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 	cs5535audio_clear_dma_packets(cs5535au, dma, substream);
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-	return snd_pcm_lib_free_pages(substream);
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+	return 0;
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 }
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 static int snd_cs5535audio_playback_prepare(struct snd_pcm_substream *substream)
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@@ -383,7 +366,6 @@
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 static const struct snd_pcm_ops snd_cs5535audio_playback_ops = {
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 	.open =		snd_cs5535audio_playback_open,
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 	.close =	snd_cs5535audio_playback_close,
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-	.ioctl =	snd_pcm_lib_ioctl,
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 	.hw_params =	snd_cs5535audio_hw_params,
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 	.hw_free =	snd_cs5535audio_hw_free,
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 	.prepare =	snd_cs5535audio_playback_prepare,
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@@ -394,7 +376,6 @@
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 static const struct snd_pcm_ops snd_cs5535audio_capture_ops = {
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 	.open =		snd_cs5535audio_capture_open,
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 	.close =	snd_cs5535audio_capture_close,
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-	.ioctl =	snd_pcm_lib_ioctl,
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 	.hw_params =	snd_cs5535audio_hw_params,
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 	.hw_free =	snd_cs5535audio_hw_free,
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 	.prepare =	snd_cs5535audio_capture_prepare,
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@@ -444,9 +425,9 @@
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 	pcm->info_flags = 0;
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 	strcpy(pcm->name, "CS5535 Audio");
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-	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
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-					snd_dma_pci_data(cs5535au->pci),
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-					64*1024, 128*1024);
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+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
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+				       &cs5535au->pci->dev,
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+				       64*1024, 128*1024);
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 	cs5535au->pcm = pcm;
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 	return 0;