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authorBoris Brezillon <bbrezillon@kernel.org>2018-10-29 19:18:39 +0300
committerMiquel Raynal <miquel.raynal@bootlin.com>2019-04-08 11:21:09 +0300
commit46b01d7efda29356d4dff88825e5ef51dd9f6bae (patch)
treef65f06a89e295a73eb15d17c2f2cc199bcc6c4c2 /include/linux/mtd
parent7c4ecca103b3d70c50adc693c9f5d39d292e13e0 (diff)
downloadlinux-46b01d7efda29356d4dff88825e5ef51dd9f6bae.tar.xz
mtd: nand: Add a helper to retrieve the number of pages per target
Will be used by the raw NAND framework. Signed-off-by: Boris Brezillon <bbrezillon@kernel.org> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Diffstat (limited to 'include/linux/mtd')
-rw-r--r--include/linux/mtd/nand.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 12d75402472a..cebc38b6d6f5 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -272,6 +272,20 @@ nanddev_pages_per_eraseblock(const struct nand_device *nand)
}
/**
+ * nanddev_pages_per_target() - Get the number of pages per target
+ * @nand: NAND device
+ *
+ * Return: the number of pages per target.
+ */
+static inline unsigned int
+nanddev_pages_per_target(const struct nand_device *nand)
+{
+ return nand->memorg.pages_per_eraseblock *
+ nand->memorg.eraseblocks_per_lun *
+ nand->memorg.luns_per_target;
+}
+
+/**
* nanddev_per_page_oobsize() - Get NAND erase block size
* @nand: NAND device
*