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mtd: spinand: Use the spi-mem dirmap API

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Make use of the spi-mem direct mapping API to let advanced controllers
optimize read/write operations when they support direct mapping.

Signed-off-by: Boris Brezillon <bbrezillon@kernel.org>
Cc: Stefan Roese <sr@denx.de>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Tested-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Boris Brezillon
2019-01-24 15:56:43 +01:00
committed by Miquel Raynal
parent 9e98c678c2
commit 981d1aa069
2 changed files with 91 additions and 84 deletions
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7
include/linux/mtd/spinand.h
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@@ -302,6 +302,11 @@ struct spinand_info {
__VA_ARGS__ \
}
struct spinand_dirmap {
struct spi_mem_dirmap_desc *wdesc;
struct spi_mem_dirmap_desc *rdesc;
};
/**
* struct spinand_device - SPI NAND device instance
* @base: NAND device instance
@@ -341,6 +346,8 @@ struct spinand_device {
const struct spi_mem_op *update_cache;
} op_templates;
struct spinand_dirmap *dirmaps;
int (*select_target)(struct spinand_device *spinand,
unsigned int target);
unsigned int cur_target;