Patchwork [V3,1/3] mtd: bcm47xxsflash: keep a reference to the BCMA

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Submitter Rafał Miłecki
Date March 6, 2013, 11:33 a.m.
Message ID <1362569597-14889-1-git-send-email-zajec5@gmail.com>
Download mbox | patch
Permalink /patch/225484/
State New
Headers show

Comments

Rafał Miłecki - March 6, 2013, 11:33 a.m.
To implement erase and write support we need to "talk" with ChipCommon
BCMA core which serial flash it attached to.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
V3: don't use "union" for now
---
 drivers/mtd/devices/bcm47xxsflash.c |    2 ++
 drivers/mtd/devices/bcm47xxsflash.h |    4 ++++
 2 files changed, 6 insertions(+)

Patch

diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c
index 9526628..b22df6d 100644
--- a/drivers/mtd/devices/bcm47xxsflash.c
+++ b/drivers/mtd/devices/bcm47xxsflash.c
@@ -61,6 +61,8 @@  static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
 	}
 	sflash->priv = b47s;
 
+	b47s->bcma_cc = container_of(sflash, struct bcma_drv_cc, sflash);
+
 	b47s->window = sflash->window;
 	b47s->blocksize = sflash->blocksize;
 	b47s->numblocks = sflash->numblocks;
diff --git a/drivers/mtd/devices/bcm47xxsflash.h b/drivers/mtd/devices/bcm47xxsflash.h
index ebf6f71..e37285e 100644
--- a/drivers/mtd/devices/bcm47xxsflash.h
+++ b/drivers/mtd/devices/bcm47xxsflash.h
@@ -3,7 +3,11 @@ 
 
 #include <linux/mtd/mtd.h>
 
+struct bcma_drv_cc;
+
 struct bcm47xxsflash {
+	struct bcma_drv_cc *bcma_cc;
+
 	u32 window;
 	u32 blocksize;
 	u16 numblocks;