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Groups > linux.kernel > #1422966
| From | Andy Shevchenko <andriy.shevchenko@linux.intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2 0/3] Fix DNV HSUART RX DMA timeout interrupt issue |
| Date | 2016-06-15 14:20 +0200 |
| Message-ID | <rKhXA-2q2-9@gated-at.bofh.it> (permalink) |
| References | <rKbS9-6S6-3@gated-at.bofh.it> |
| Organization | Intel Finland Oy |
On Wed, 2016-06-15 at 13:44 +0800, Chuah Kim Tatt wrote: > From: "Chuah, Kim Tatt" <kim.tatt.chuah@intel.com> > > 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 <andriy.shevchenko@linux.intel.com> > > 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 <andriy.shevchenko@linux.intel.com> Intel Finland Oy
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[PATCH v2 0/3] Fix DNV HSUART RX DMA timeout interrupt issue Chuah Kim Tatt <kim.tatt.chuah@intel.com> - 2016-06-15 07:50 +0200 [PATCH v2 3/3] serial: 8250_mid: Read RX buffer on RX DMA timeout for DNV Chuah Kim Tatt <kim.tatt.chuah@intel.com> - 2016-06-15 07:50 +0200 Re: [PATCH v2 0/3] Fix DNV HSUART RX DMA timeout interrupt issue Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2016-06-15 14:20 +0200 Re: [PATCH v2 0/3] Fix DNV HSUART RX DMA timeout interrupt issue Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-06-16 11:40 +0200
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