On Wed, 2016-06-15 at 13:44 +0800, Chuah Kim Tatt wrote: > From: "Chuah, Kim Tatt" <[email protected]> > > These patches fix a DNV HSUART DMA issue with timeout interrupts, > where > RX data is stuck in buffer when RX DMA is used and the number of > received > bytes is less than 4096. > These patches have been tested on Intel Denverton platform.
For entire series: Acked-by: Andy Shevchenko <[email protected]> > > Changes from v1: > - Added patch "serial: 8250_dma: Export serial8250_rx_dma_flush()" > to solve > build error when CONFIG_SERIAL_8250_MID is set to "m". > > Chuah, Kim Tatt (3): > dmaengine: hsu: Export hsu_dma_get_status() > serial: 8250_dma: Export serial8250_rx_dma_flush() > serial: 8250_mid: Read RX buffer on RX DMA timeout for DNV > > drivers/dma/hsu/hsu.c | 90 > +++++++++++++++++++++++++++++--------- > drivers/dma/hsu/pci.c | 11 ++++- > drivers/tty/serial/8250/8250_dma.c | 1 + > drivers/tty/serial/8250/8250_mid.c | 24 +++++++--- > include/linux/dma/hsu.h | 14 ++++-- > 5 files changed, 109 insertions(+), 31 deletions(-) > -- Andy Shevchenko <[email protected]> Intel Finland Oy
