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 | 257 |
1 files changed, 180 insertions, 77 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 index 61a2406dcc53..ba9b942ce09f 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h @@ -23,13 +23,28 @@ */ /** - * DOC: mpc-overview + * DOC: overview * - * Multiple Pipe/Plane Combined (MPC) is a component in the hardware pipeline + * Multiple Pipe/Plane Combiner (MPC) is a component in the hardware pipeline * that performs blending of multiple planes, using global and per-pixel alpha. * It also performs post-blending color correction operations according to the * hardware capabilities, such as color transformation matrix and gamma 1D and * 3D LUT. + * + * MPC receives output from all DPP pipes and combines them to multiple outputs + * supporting "M MPC inputs -> N MPC outputs" flexible composition + * architecture. It features: + * + * - Programmable blending structure to allow software controlled blending and + * cascading; + * - Programmable window location of each DPP in active region of display; + * - Combining multiple DPP pipes in one active region when a single DPP pipe + * cannot process very large surface; + * - Combining multiple DPP from different SLS with blending; + * - Stereo formats from single DPP in top-bottom or side-by-side modes; + * - Stereo formats from 2 DPPs; + * - Alpha blending of multiple layers from different DPP pipes; + * - Programmable background color; */ #ifndef __DC_MPCC_H__ @@ -83,34 +98,66 @@ enum mpcc_alpha_blend_mode { /** * struct mpcc_blnd_cfg - MPCC blending configuration - * - * @black_color: background color - * @alpha_mode: alpha blend mode (MPCC_ALPHA_BLND_MODE) - * @pre_multiplied_alpha: whether pixel color values were pre-multiplied by the - * alpha channel (MPCC_ALPHA_MULTIPLIED_MODE) - * @global_gain: used when blend mode considers both pixel alpha and plane - * alpha value and assumes the global alpha value. - * @global_alpha: plane alpha value - * @overlap_only: whether overlapping of different planes is allowed - * @bottom_gain_mode: blend mode for bottom gain setting - * @background_color_bpc: background color for bpc - * @top_gain: top gain setting - * @bottom_inside_gain: blend mode for bottom inside - * @bottom_outside_gain: blend mode for bottom outside */ struct mpcc_blnd_cfg { - struct tg_color black_color; /* background color */ - enum mpcc_alpha_blend_mode alpha_mode; /* alpha blend mode */ - bool pre_multiplied_alpha; /* alpha pre-multiplied mode flag */ + /** + * @black_color: background color. + */ + struct tg_color black_color; + + /** + * @alpha_mode: alpha blend mode (MPCC_ALPHA_BLND_MODE). + */ + enum mpcc_alpha_blend_mode alpha_mode; + + /*** + * @@pre_multiplied_alpha: + * + * Whether pixel color values were pre-multiplied by the alpha channel + * (MPCC_ALPHA_MULTIPLIED_MODE). + */ + bool pre_multiplied_alpha; + + /** + * @global_gain: Used when blend mode considers both pixel alpha and plane. + */ int global_gain; + + /** + * @global_alpha: Plane alpha value. + */ int global_alpha; + + /** + * @@overlap_only: Whether overlapping of different planes is allowed. + */ bool overlap_only; /* MPCC top/bottom gain settings */ + + /** + * @bottom_gain_mode: Blend mode for bottom gain setting. + */ int bottom_gain_mode; + + /** + * @background_color_bpc: Background color for bpc. + */ int background_color_bpc; + + /** + * @top_gain: Top gain setting. + */ int top_gain; + + /** + * @bottom_inside_gain: Blend mode for bottom inside. + */ int bottom_inside_gain; + + /** + * @bottom_outside_gain: Blend mode for bottom outside. + */ int bottom_outside_gain; }; @@ -150,34 +197,58 @@ struct mpc_dwb_flow_control { /** * struct mpcc - MPCC connection and blending configuration for a single MPCC instance. - * @mpcc_id: MPCC physical instance - * @dpp_id: DPP input to this MPCC - * @mpcc_bot: pointer to bottom layer MPCC. NULL when not connected. - * @blnd_cfg: the blending configuration for this MPCC - * @sm_cfg: stereo mix setting for this MPCC - * @shared_bottom: if MPCC output to both OPP and DWB endpoints, true. Otherwise, false. * * This struct is used as a node in an MPC tree. */ struct mpcc { - int mpcc_id; /* MPCC physical instance */ - int dpp_id; /* DPP input to this MPCC */ - struct mpcc *mpcc_bot; /* pointer to bottom layer MPCC. NULL when not connected */ - struct mpcc_blnd_cfg blnd_cfg; /* The blending configuration for this MPCC */ - struct mpcc_sm_cfg sm_cfg; /* stereo mix setting for this MPCC */ - bool shared_bottom; /* TRUE if MPCC output to both OPP and DWB endpoints, else FALSE */ + /** + * @mpcc_id: MPCC physical instance. + */ + int mpcc_id; + + /** + * @dpp_id: DPP input to this MPCC + */ + int dpp_id; + + /** + * @mpcc_bot: Pointer to bottom layer MPCC. NULL when not connected. + */ + struct mpcc *mpcc_bot; + + /** + * @blnd_cfg: The blending configuration for this MPCC. + */ + struct mpcc_blnd_cfg blnd_cfg; + + /** + * @sm_cfg: stereo mix setting for this MPCC + */ + struct mpcc_sm_cfg sm_cfg; + + /** + * @shared_bottom: + * + * If MPCC output to both OPP and DWB endpoints, true. Otherwise, false. + */ + bool shared_bottom; }; /** * struct mpc_tree - MPC tree represents all MPCC connections for a pipe. * - * @opp_id: the OPP instance that owns this MPC tree - * @opp_list: the top MPCC layer of the MPC tree that outputs to OPP endpoint * */ struct mpc_tree { - int opp_id; /* The OPP instance that owns this MPC tree */ - struct mpcc *opp_list; /* The top MPCC layer of the MPC tree that outputs to OPP endpoint */ + /** + * @opp_id: The OPP instance that owns this MPC tree. + */ + int opp_id; + + /** + * @opp_list: the top MPCC layer of the MPC tree that outputs to OPP endpoint + */ + struct mpcc *opp_list; }; struct mpc { @@ -199,6 +270,13 @@ struct mpcc_state { uint32_t overlap_only; uint32_t idle; uint32_t busy; + uint32_t shaper_lut_mode; + uint32_t lut3d_mode; + uint32_t lut3d_bit_depth; + uint32_t lut3d_size; + uint32_t rgam_mode; + uint32_t rgam_lut; + struct mpc_grph_gamut_adjustment gamut_remap; }; /** @@ -217,16 +295,20 @@ struct mpc_funcs { * Only used for planes that are part of blending chain for OPP output * * Parameters: - * [in/out] mpc - MPC context. - * [in/out] tree - MPC tree structure that plane will be added to. - * [in] blnd_cfg - MPCC blending configuration for the new blending layer. - * [in] sm_cfg - MPCC stereo mix configuration for the new blending layer. - * stereo mix must disable for the very bottom layer of the tree config. - * [in] insert_above_mpcc - Insert new plane above this MPCC. If NULL, insert as bottom plane. - * [in] dpp_id - DPP instance for the plane to be added. - * [in] mpcc_id - The MPCC physical instance to use for blending. - * - * Return: struct mpcc* - MPCC that was added. + * + * - [in/out] mpc - MPC context. + * - [in/out] tree - MPC tree structure that plane will be added to. + * - [in] blnd_cfg - MPCC blending configuration for the new blending layer. + * - [in] sm_cfg - MPCC stereo mix configuration for the new blending layer. + * stereo mix must disable for the very bottom layer of the tree config. + * - [in] insert_above_mpcc - Insert new plane above this MPCC. + * If NULL, insert as bottom plane. + * - [in] dpp_id - DPP instance for the plane to be added. + * - [in] mpcc_id - The MPCC physical instance to use for blending. + * + * Return: + * + * struct mpcc* - MPCC that was added. */ struct mpcc* (*insert_plane)( struct mpc *mpc, @@ -243,11 +325,14 @@ struct mpc_funcs { * Remove a specified MPCC from the MPC tree. * * Parameters: - * [in/out] mpc - MPC context. - * [in/out] tree - MPC tree structure that plane will be removed from. - * [in/out] mpcc - MPCC to be removed from tree. * - * Return: void + * - [in/out] mpc - MPC context. + * - [in/out] tree - MPC tree structure that plane will be removed from. + * - [in/out] mpcc - MPCC to be removed from tree. + * + * Return: + * + * void */ void (*remove_mpcc)( struct mpc *mpc, @@ -260,9 +345,12 @@ struct mpc_funcs { * Reset the MPCC HW status by disconnecting all muxes. * * Parameters: - * [in/out] mpc - MPC context. * - * Return: void + * - [in/out] mpc - MPC context. + * + * Return: + * + * void */ void (*mpc_init)(struct mpc *mpc); void (*mpc_init_single_inst)( @@ -275,11 +363,14 @@ struct mpc_funcs { * Update the blending configuration for a specified MPCC. * * Parameters: - * [in/out] mpc - MPC context. - * [in] blnd_cfg - MPCC blending configuration. - * [in] mpcc_id - The MPCC physical instance. * - * Return: void + * - [in/out] mpc - MPC context. + * - [in] blnd_cfg - MPCC blending configuration. + * - [in] mpcc_id - The MPCC physical instance. + * + * Return: + * + * void */ void (*update_blending)( struct mpc *mpc, @@ -289,15 +380,18 @@ struct mpc_funcs { /** * @cursor_lock: * - * Lock cursor updates for the specified OPP. - * OPP defines the set of MPCC that are locked together for cursor. + * Lock cursor updates for the specified OPP. OPP defines the set of + * MPCC that are locked together for cursor. * * Parameters: - * [in] mpc - MPC context. - * [in] opp_id - The OPP to lock cursor updates on - * [in] lock - lock/unlock the OPP * - * Return: void + * - [in] mpc - MPC context. + * - [in] opp_id - The OPP to lock cursor updates on + * - [in] lock - lock/unlock the OPP + * + * Return: + * + * void */ void (*cursor_lock)( struct mpc *mpc, @@ -307,20 +401,25 @@ struct mpc_funcs { /** * @insert_plane_to_secondary: * - * Add DPP into secondary MPC tree based on specified blending position. - * Only used for planes that are part of blending chain for DWB output + * Add DPP into secondary MPC tree based on specified blending + * position. Only used for planes that are part of blending chain for + * DWB output * * Parameters: - * [in/out] mpc - MPC context. - * [in/out] tree - MPC tree structure that plane will be added to. - * [in] blnd_cfg - MPCC blending configuration for the new blending layer. - * [in] sm_cfg - MPCC stereo mix configuration for the new blending layer. - * stereo mix must disable for the very bottom layer of the tree config. - * [in] insert_above_mpcc - Insert new plane above this MPCC. If NULL, insert as bottom plane. - * [in] dpp_id - DPP instance for the plane to be added. - * [in] mpcc_id - The MPCC physical instance to use for blending. - * - * Return: struct mpcc* - MPCC that was added. + * + * - [in/out] mpc - MPC context. + * - [in/out] tree - MPC tree structure that plane will be added to. + * - [in] blnd_cfg - MPCC blending configuration for the new blending layer. + * - [in] sm_cfg - MPCC stereo mix configuration for the new blending layer. + * stereo mix must disable for the very bottom layer of the tree config. + * - [in] insert_above_mpcc - Insert new plane above this MPCC. If + * NULL, insert as bottom plane. + * - [in] dpp_id - DPP instance for the plane to be added. + * - [in] mpcc_id - The MPCC physical instance to use for blending. + * + * Return: + * + * struct mpcc* - MPCC that was added. */ struct mpcc* (*insert_plane_to_secondary)( struct mpc *mpc, @@ -337,10 +436,14 @@ struct mpc_funcs { * Remove a specified DPP from the 'secondary' MPC tree. * * Parameters: - * [in/out] mpc - MPC context. - * [in/out] tree - MPC tree structure that plane will be removed from. - * [in] mpcc - MPCC to be removed from tree. - * Return: void + * + * - [in/out] mpc - MPC context. + * - [in/out] tree - MPC tree structure that plane will be removed from. + * - [in] mpcc - MPCC to be removed from tree. + * + * Return: + * + * void */ void (*remove_mpcc_from_secondary)( struct mpc *mpc, |