From: Finn Thain <fthain@telegraphics.com.au>
Date: Thu, 12 Apr 2018 00:50:14 +0000 (-0400)
Subject: block/swim: Select appropriate drive on device open
X-Git-Tag: v4.19~1138^2~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b3906535ccc6cd04c42f9b1c7e31d1947b3ebc74;p=platform%2Fkernel%2Flinux-rpi.git

block/swim: Select appropriate drive on device open

The driver supports internal and external FDD units so the floppy_open
function must not hard-code the drive location.

Cc: Laurent Vivier <lvivier@redhat.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: stable@vger.kernel.org # v4.14+
Tested-by: Stan Johnson <userm57@yahoo.com>
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Acked-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/drivers/block/swim.c b/drivers/block/swim.c
index 2c75761..0e31884 100644
--- a/drivers/block/swim.c
+++ b/drivers/block/swim.c
@@ -648,7 +648,7 @@ static int floppy_open(struct block_device *bdev, fmode_t mode)
 
 	swim_write(base, setup, S_IBM_DRIVE  | S_FCLK_DIV2);
 	udelay(10);
-	swim_drive(base, INTERNAL_DRIVE);
+	swim_drive(base, fs->location);
 	swim_motor(base, ON);
 	swim_action(base, SETMFM);
 	if (fs->ejected)