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authorPeter Ujfalusi <peter.ujfalusi@linux.intel.com>2022-02-10 17:05:20 +0200
committerMark Brown <broonie@kernel.org>2022-02-10 15:19:04 +0000
commitee8443050b2bf06d80fdd2c78cc25cae2abdedcd (patch)
tree98669ba6908c0d95cf9844ed838720b7de1bf4f9 /sound/soc/sof/sof-utils.h
parentab3a2189a3744527f54ace1be19eb13e6c3d24df (diff)
downloadlinux-ee8443050b2bf06d80fdd2c78cc25cae2abdedcd.tar.bz2
ASoC: SOF: Split up utils.c into sof-utils and iomem-utils
The utils.c contains wrappers and implementation for accessing iomem mapped regions and a single unrelated function to create a compressed page table from snd_dma_buffer for firmware use. The latter is used by the PCM and the dma trace code and it needs to be moved to a generic source/header for the client conversion to be possible. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Link: https://lore.kernel.org/r/20220210150525.30756-5-peter.ujfalusi@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/sof-utils.h')
-rw-r--r--sound/soc/sof/sof-utils.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/sound/soc/sof/sof-utils.h b/sound/soc/sof/sof-utils.h
new file mode 100644
index 000000000000..6f902893807e
--- /dev/null
+++ b/sound/soc/sof/sof-utils.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2022 Intel Corporation. All rights reserved.
+ */
+
+#ifndef __SOC_SOF_UTILS_H
+#define __SOC_SOF_UTILS_H
+
+struct snd_dma_buffer;
+struct device;
+
+int snd_sof_create_page_table(struct device *dev,
+ struct snd_dma_buffer *dmab,
+ unsigned char *page_table, size_t size);
+
+#endif