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| /openbmc/linux/drivers/tty/serial/8250/ |
| H A D | 8250_core.c | b08c9c31 Thu Apr 24 04:38:56 CDT 2014 Loic Poulain <loic.poulain@intel.com> 8250_core: Fix unwanted TX chars write
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>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
b08c9c31 Thu Apr 24 04:38:56 CDT 2014 Loic Poulain <loic.poulain@intel.com> 8250_core: Fix unwanted TX chars write
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>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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