Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/ata/Kconfig | 4 ++++
drivers/ata/disk_drive.c | 4 ++++
2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 05cba70..d7f4dcb 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -8,6 +8,10 @@ if ATA
comment "drive types"
+config ATA_WRITE
+ select BLOCK_WRITE
+ bool "support writing to ATA drives"
+
config ATA_DISK
bool "disk drives"
help
diff --git a/drivers/ata/disk_drive.c b/drivers/ata/disk_drive.c
index 4ad5a7a..f526b1e 100644
--- a/drivers/ata/disk_drive.c
+++ b/drivers/ata/disk_drive.c
@@ -137,6 +137,7 @@ static int atablk_read(struct block_device *blk, void *buf, int block,
return atablk->intf->read(atablk->dev, block, num_blocks, buf);
}
+#ifdef CONFIG_ATA_WRITE
static int atablk_write(struct block_device *blk, const void *buf, int block,
int num_blocks)
{
@@ -144,10 +145,13 @@ static int atablk_write(struct block_device *blk, const void *buf, int block,
return atablk->intf->write(atablk->dev, block, num_blocks, buf);
}
+#endif
static struct block_device_ops ataops = {
.read = atablk_read,
+#ifdef CONFIG_ATA_WRITE
.write = atablk_write,
+#endif
};
/**
--
1.7.2.3
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