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authorAlan Cox <alan@lxorguk.ukuu.org.uk>2007-08-08 14:28:49 +0100
committerJeff Garzik <jeff@garzik.org>2007-08-31 03:37:55 -0400
commit18b2466c3050e23c98bb69bd3f35295ff8164851 (patch)
tree3765f6c8ce593641ce13ece592c351c805a940c3
parent2d8348b429b4ae5cc47449c787881221fe43af4b (diff)
libata-core: Allow translation setting to fail
On some early drives (pre ATA1) this feature is not supported. If it fails then we know the drive geometry is the hardware geometry and the one we tried to set anyway so just carry on. Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
-rw-r--r--drivers/ata/libata-core.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 2ad4dda6d4a..9cf46bf8c8d 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3985,6 +3985,11 @@ static unsigned int ata_dev_init_params(struct ata_device *dev,
tf.device |= (heads - 1) & 0x0f; /* max head = num. of heads - 1 */
err_mask = ata_exec_internal(dev, &tf, NULL, DMA_NONE, NULL, 0);
+ /* A clean abort indicates an original or just out of spec drive
+ and we should continue as we issue the setup based on the
+ drive reported working geometry */
+ if (err_mask == AC_ERR_DEV && (tf.feature & ATA_ABORTED))
+ err_mask = 0;
DPRINTK("EXIT, err_mask=%x\n", err_mask);
return err_mask;