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* intel_th: Use the correct style for SPDX License IdentifierNishad Kamdar2019-07-301-1/+1
| | | | | | | | | | | | | | | | This patch corrects the SPDX License Identifier style in header files related to Drivers for Intel(R) Trace Hub controller. For C header files Documentation/process/license-rules.rst mandates C-like comments (opposed to C source files where C++ style should be used) Changes made by using a script provided by Joe Perches here: https://lkml.org/lkml/2019/2/7/46 Suggested-by: Joe Perches <joe@perches.com> Signed-off-by: Nishad Kamdar <nishadkamdar@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* intel_th: Add SPDX GPL-2.0 header to replace GPLv2 boilerplateAlexander Shishkin2018-03-281-9/+1
| | | | | | | This adds SPDX GPL-2.0 header to the Trace Hub driver and removes the GPLv2 boilerplate text. Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
* intel_th: pti: Support Low Power Path output port typeAlexander Shishkin2017-08-251-0/+8
| | | | | | | | | The Low Power Path (LPP) output port type, looks mostly like PTI to the software, with a few additional bits in the control register. This extends the PTI driver to support LPP ports as well. Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
* intel_th: Add PTI output driverAlexander Shishkin2015-10-041-0/+29
Parallel Trace Interface (PTI) unit is a trace output device that sends data over a PTI port. The driver provides interfaces to configure bus width, bus clock divider and mode. Tracing is enabled via output device's "active" attribute. Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>