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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /include/linux/platform_data/dma-mmp_tdma.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/linux/platform_data/dma-mmp_tdma.h')
-rw-r--r-- | include/linux/platform_data/dma-mmp_tdma.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/include/linux/platform_data/dma-mmp_tdma.h b/include/linux/platform_data/dma-mmp_tdma.h new file mode 100644 index 000000000..8bec5484d --- /dev/null +++ b/include/linux/platform_data/dma-mmp_tdma.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * SRAM Memory Management + * + * Copyright (c) 2011 Marvell Semiconductors Inc. + */ + +#ifndef __DMA_MMP_TDMA_H +#define __DMA_MMP_TDMA_H + +#include <linux/genalloc.h> + +/* ARBITRARY: SRAM allocations are multiples of this 2^N size */ +#define SRAM_GRANULARITY 512 + +enum sram_type { + MMP_SRAM_UNDEFINED = 0, + MMP_ASRAM, + MMP_ISRAM, +}; + +struct sram_platdata { + char *pool_name; + int granularity; +}; + +#ifdef CONFIG_MMP_SRAM +extern struct gen_pool *sram_get_gpool(char *pool_name); +#else +static inline struct gen_pool *sram_get_gpool(char *pool_name) +{ + return NULL; +} +#endif + +#endif /* __DMA_MMP_TDMA_H */ |