| commit | 9b189fd7584a1d8c68334dd1bc47b363877b314e | |
| author | Brian Niebuhr <bniebuhr@efjohnson.com> | |
| Tue, 5 Oct 2010 06:08:41 +0000 (5 11:38 +0530) | ||
| committer | Sekhar Nori <nsekhar@ti.com> | |
| Thu, 18 Nov 2010 13:08:35 +0000 (18 18:38 +0530) | ||
| tree | b501c938d169bbd948ef434c50aaf74ed2036bb1 | treesnapshot (tar.gz zip) |
| parent | 523c37e7006522e778a1fd0aea2746ceb788572f | commitdiff |
spi: davinci: handle DMA completion errors correctly
Do not simply clean the DMA channel on a DMA completion
error. Instead, use wcount and rcount members of davinci_spi
to detecion non-completion of DMA and signal EIO to the
application.
Signed-off-by: Brian Niebuhr <bniebuhr@efjohnson.com>
Tested-By: Michael Williamson <michael.williamson@criticallink.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Do not simply clean the DMA channel on a DMA completion
error. Instead, use wcount and rcount members of davinci_spi
to detecion non-completion of DMA and signal EIO to the
application.
Signed-off-by: Brian Niebuhr <bniebuhr@efjohnson.com>
Tested-By: Michael Williamson <michael.williamson@criticallink.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
| drivers/spi/davinci_spi.c | diffblobblamehistory |