On Thu, Feb 11, 2016 at 12:19 PM, Harry Wentland harry.wentland@amd.com wrote:
Implements low-level communication layer over I2C and Aux lines using GPIO handles.
so without actually looking too closely at this rather large patch (in a rather huge patchset).. I do wonder, why not i2c_adapter? Kernel already has an implementation of that on top of gpio's..
BR, -R
Signed-off-by: Harry Wentland harry.wentland@amd.com Reviewed-by: Alex Deucher alexander.deucher@amd.com
drivers/gpu/drm/amd/dal/dc/i2caux/Makefile | 33 + drivers/gpu/drm/amd/dal/dc/i2caux/aux_engine.c | 567 ++++++++++++ drivers/gpu/drm/amd/dal/dc/i2caux/aux_engine.h | 119 +++ .../amd/dal/dc/i2caux/dce110/aux_engine_dce110.c | 788 +++++++++++++++++ .../amd/dal/dc/i2caux/dce110/aux_engine_dce110.h | 56 ++ .../i2caux/dce110/i2c_generic_hw_engine_dce110.h | 25 + .../dal/dc/i2caux/dce110/i2c_hw_engine_dce110.c | 954 +++++++++++++++++++++ .../dal/dc/i2caux/dce110/i2c_hw_engine_dce110.h | 58 ++ .../dal/dc/i2caux/dce110/i2c_sw_engine_dce110.c | 172 ++++ .../dal/dc/i2caux/dce110/i2c_sw_engine_dce110.h | 43 + .../drm/amd/dal/dc/i2caux/dce110/i2caux_dce110.c | 266 ++++++ .../drm/amd/dal/dc/i2caux/dce110/i2caux_dce110.h | 39 + .../amd/dal/dc/i2caux/diagnostics/i2caux_diag.c | 112 +++ .../amd/dal/dc/i2caux/diagnostics/i2caux_diag.h | 33 + drivers/gpu/drm/amd/dal/dc/i2caux/engine.h | 129 +++ drivers/gpu/drm/amd/dal/dc/i2caux/engine_base.c | 67 ++ drivers/gpu/drm/amd/dal/dc/i2caux/i2c_engine.c | 121 +++ drivers/gpu/drm/amd/dal/dc/i2caux/i2c_engine.h | 113 +++ .../drm/amd/dal/dc/i2caux/i2c_generic_hw_engine.c | 286 ++++++ .../drm/amd/dal/dc/i2caux/i2c_generic_hw_engine.h | 77 ++ drivers/gpu/drm/amd/dal/dc/i2caux/i2c_hw_engine.c | 246 ++++++ drivers/gpu/drm/amd/dal/dc/i2caux/i2c_hw_engine.h | 80 ++ drivers/gpu/drm/amd/dal/dc/i2caux/i2c_sw_engine.c | 614 +++++++++++++ drivers/gpu/drm/amd/dal/dc/i2caux/i2c_sw_engine.h | 81 ++ drivers/gpu/drm/amd/dal/dc/i2caux/i2caux.c | 529 ++++++++++++ drivers/gpu/drm/amd/dal/dc/i2caux/i2caux.h | 123 +++ 26 files changed, 5731 insertions(+) create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/Makefile create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/aux_engine.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/aux_engine.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/dce110/aux_engine_dce110.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/dce110/aux_engine_dce110.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/dce110/i2c_generic_hw_engine_dce110.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/dce110/i2c_hw_engine_dce110.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/dce110/i2c_hw_engine_dce110.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/dce110/i2c_sw_engine_dce110.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/dce110/i2c_sw_engine_dce110.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/dce110/i2caux_dce110.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/dce110/i2caux_dce110.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/diagnostics/i2caux_diag.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/diagnostics/i2caux_diag.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/engine.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/engine_base.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2c_engine.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2c_engine.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2c_generic_hw_engine.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2c_generic_hw_engine.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2c_hw_engine.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2c_hw_engine.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2c_sw_engine.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2c_sw_engine.h create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2caux.c create mode 100644 drivers/gpu/drm/amd/dal/dc/i2caux/i2caux.h