The SWIM chip is compatible with GCR-mode Sony 400K/800K drives but
this driver only supports MFM mode. Therefore only Sony FDHD drives
are supported. Skip incompatible drives.
Cc: Laurent Vivier <lviv...@redhat.com>
Cc: Jens Axboe <ax...@kernel.dk>
Cc: sta...@vger.kernel.org # v4.14+
Tested-by: Stan Johnson <user...@yahoo.com>
Signed-off-by: Finn Thain <fth...@telegraphics.com.au>
Acked-by: Laurent Vivier <lviv...@redhat.com>
---
drivers/block/swim.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/block/swim.c b/drivers/block/swim.c
index d1ee4670666a..c8c8b9da3edd 100644
--- a/drivers/block/swim.c
+++ b/drivers/block/swim.c
@@ -829,10 +829,12 @@ static int swim_floppy_init(struct swim_priv *swd)
/* scan floppy drives */
swim_drive(base, INTERNAL_DRIVE);
- if (swim_readbit(base, DRIVE_PRESENT))
+ if (swim_readbit(base, DRIVE_PRESENT) &&
+ !swim_readbit(base, ONEMEG_DRIVE))
swim_add_floppy(swd, INTERNAL_DRIVE);
swim_drive(base, EXTERNAL_DRIVE);
- if (swim_readbit(base, DRIVE_PRESENT))
+ if (swim_readbit(base, DRIVE_PRESENT) &&
+ !swim_readbit(base, ONEMEG_DRIVE))
swim_add_floppy(swd, EXTERNAL_DRIVE);
/* register floppy drives */
--
2.16.1
