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(parent: 4881f0b) | patch
ACPI / LPSS: enable hard LLP for DMA
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Thu, 17 Nov 2016 14:30:06 +0000 (16:30 +0200)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Thu, 17 Nov 2016 15:11:35 +0000 (16:11 +0100)
commitd132d6d53e0cde244d07966832f9f7f3f41a1439
tree63d2f18e8a0b3473fbc63fcef1f796127cd53c17tree | snapshot (tar.gz zip)
parent4881f0bad9eb56bb7257e2386ffb27ef969bb6cecommit | diff
ACPI / LPSS: enable hard LLP for DMA

Right now the DMA support of hard LLP (*) is fused. Enable it via specific
message sent to SoC at run time.

(*) Hard LLP stands for the multi-block transfer feature of DMA controller
supported by hardware.

Tested-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/acpi/acpi_lpss.c diff | blob | blame | history