]> git.ipfire.org Git - people/ms/linux.git/commit
projects / people / ms / linux.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: e5ffcda) | patch
8250_core: Fix unwanted TX chars write
authorLoic Poulain <loic.poulain@intel.com>
Thu, 24 Apr 2014 09:38:56 +0000 (11:38 +0200)
committerJiri Slaby <jslaby@suse.cz>
Fri, 6 Jun 2014 09:40:21 +0000 (11:40 +0200)
commit9ebff4b62caaf11ad6a701f8c4905411410b7728
treeb2a55db31d2cbebc9edf2d34b18dbfd954a79f15tree | snapshot
parente5ffcda2cdc477940a4f86ff7f60316d4d3703f6commit | diff
8250_core: Fix unwanted TX chars write

commit b08c9c317e3f7764a91d522cd031639ba42b98cc upstream.

On transmit-hold-register empty, serial8250_tx_chars
should be called only if we don't use DMA.
DMA has its own tx cycle.

Signed-off-by: Loic Poulain <loic.poulain@intel.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
drivers/tty/serial/8250/8250_core.c diff | blob | blame | history
Michael's Linux tree.