diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h new file mode 100644 index 000000000000..2e86ebe5eeda --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h @@ -0,0 +1,110 @@ +/* Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DC_MPC_H__ +#define __DC_MPC_H__ + +/* define the maximum number of pipes + * MAX_NUM_PIPPES = MAX_PIPES defined in core_type.h + */ +enum { + MAX_NUM_PIPPES = 6 +}; + +enum blend_mode { + DIGI_BYPASS = 0, /* digital bypass */ + TOP_PASSTHRU, /* top layer pass through */ + TOP_BLND /* top layer blend */ +}; + +/* This structure define the mpc tree configuration + * num_pipes - number of pipes of the tree + * opp_id - instance id of OPP to drive MPC + * dpp- array of DPP index + * mpcc - array of MPCC index + * mode - the most bottom layer MPCC mode control. + * All other layers need to be program to 3 + * + * The connection will be: + * mpcc[num_pipes-1]->mpcc[num_pipes-2]->...->mpcc[1]->mpcc[0]->OPP[opp_id] + * dpp[0]->mpcc[0] + * dpp[1]->mpcc[1] + * ... + * dpp[num_pipes-1]->mpcc[num_pipes-1] + * mpcc[0] is the most top layer of MPC tree, + * mpcc[num_pipes-1] is the most bottom layer. + */ + +struct mpc_tree_cfg { + uint8_t num_pipes; + uint8_t opp_id; + /* dpp pipes for blend */ + uint8_t dpp[MAX_NUM_PIPPES]; + /* mpcc insatnces for blend */ + uint8_t mpcc[MAX_NUM_PIPPES]; + enum blend_mode mode; +}; + +struct mpcc_blnd_cfg { + /* 0- perpixel alpha, 1- perpixel alpha combined with global gain, + * 2- global alpha + */ + uint8_t alpha_mode; + uint8_t global_gain; + uint8_t global_alpha; + bool overlap_only; + bool pre_multiplied_alpha; +}; + +struct mpcc_sm_cfg { + bool enable; + /* 0-single plane, 2-row subsampling, 4-column subsampling, + * 6-checkboard subsampling + */ + uint8_t sm_mode; + bool frame_alt; /* 0- disable, 1- enable */ + bool field_alt; /* 0- disable, 1- enable */ + /* 0-no force, 2-force frame polarity from top, + * 3-force frame polarity from bottom + */ + uint8_t force_next_frame_porlarity; + /* 0-no force, 2-force field polarity from top, + * 3-force field polarity from bottom + */ + uint8_t force_next_field_polarity; +}; + +struct mpcc_vupdate_lock_cfg { + bool cfg_lock; + bool adr_lock; + bool adr_cfg_lock; + bool cur0_lock; + bool cur1_lock; +}; + +struct mpc { + struct dc_context *ctx; +}; + +#endif |