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| /openbmc/linux/drivers/dma/ |
| H A D | idma64.c | a2826e66 Tue Jan 26 05:43:13 CST 2016 Andy Shevchenko <andriy.shevchenko@linux.intel.com> dmaengine: idma64: clear LLP_[SD]_EN bits in last descriptor
The datasheet requires that the user must clear LLP_[SD]_EN bits whenever
LLP.LOC is zero, i.e. in the last descriptor of a multi-block chain.
Make the driver do this.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
a2826e66 Tue Jan 26 05:43:13 CST 2016 Andy Shevchenko <andriy.shevchenko@linux.intel.com> dmaengine: idma64: clear LLP_[SD]_EN bits in last descriptor
The datasheet requires that the user must clear LLP_[SD]_EN bits whenever
LLP.LOC is zero, i.e. in the last descriptor of a multi-block chain.
Make the driver do this.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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