add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/sound/pci/lola/lola_pcm.c
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@@ -1,21 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *  Support for Digigram Lola PCI-e boards
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  *
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  *  Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
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- *
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- *  This program is free software; you can redistribute it and/or modify it
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- *  under the terms of the GNU General Public License as published by the Free
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- *  Software Foundation; either version 2 of the License, or (at your option)
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- *  any later version.
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- *
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- *  This program is distributed in the hope that it will be useful, but WITHOUT
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- *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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- *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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- *  more details.
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- *
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- *  You should have received a copy of the GNU General Public License along with
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- *  this program; if not, write to the Free Software Foundation, Inc., 59
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- *  Temple Place - Suite 330, Boston, MA  02111-1307, USA.
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  */
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 #include <linux/kernel.h>
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@@ -295,8 +282,7 @@
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 	str->bufsize = 0;
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 	str->period_bytes = 0;
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 	str->format_verb = 0;
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-	return snd_pcm_lib_malloc_pages(substream,
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-					params_buffer_bytes(hw_params));
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+	return 0;
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 }
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 static int lola_pcm_hw_free(struct snd_pcm_substream *substream)
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@@ -309,7 +295,7 @@
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 	lola_stream_reset(chip, str);
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 	lola_cleanup_slave_streams(pcm, str);
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 	mutex_unlock(&chip->open_mutex);
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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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 /*
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@@ -589,13 +575,11 @@
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 static const struct snd_pcm_ops lola_pcm_ops = {
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 	.open = lola_pcm_open,
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 	.close = lola_pcm_close,
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-	.ioctl = snd_pcm_lib_ioctl,
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 	.hw_params = lola_pcm_hw_params,
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 	.hw_free = lola_pcm_hw_free,
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 	.prepare = lola_pcm_prepare,
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 	.trigger = lola_pcm_trigger,
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 	.pointer = lola_pcm_pointer,
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-	.page = snd_pcm_sgbuf_ops_page,
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 };
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 int lola_create_pcm(struct lola *chip)
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@@ -605,7 +589,7 @@
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 	for (i = 0; i < 2; i++) {
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 		err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
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-					  snd_dma_pci_data(chip->pci),
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+					  &chip->pci->dev,
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 					  PAGE_SIZE, &chip->pcm[i].bdl);
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 		if (err < 0)
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 			return err;
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@@ -624,9 +608,9 @@
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 			snd_pcm_set_ops(pcm, i, &lola_pcm_ops);
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 	}
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 	/* buffer pre-allocation */
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-	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
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-					      snd_dma_pci_data(chip->pci),
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-					      1024 * 64, 32 * 1024 * 1024);
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+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
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+				       &chip->pci->dev,
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+				       1024 * 64, 32 * 1024 * 1024);
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 	return 0;
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 }
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