diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn35/dcn35_hubp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn35/dcn35_hubp.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_hubp.c b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_hubp.c new file mode 100644 index 000000000000..1ed58660779e --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_hubp.c @@ -0,0 +1,106 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright 2023 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 + * + */ + +#include "dcn35_hubp.h" +#include "reg_helper.h" + +#define REG(reg)\ + hubp2->hubp_regs->reg + +#define CTX \ + hubp2->base.ctx + +#undef FN +#define FN(reg_name, field_name) \ + ((const struct dcn35_hubp2_shift *)hubp2->hubp_shift)->field_name, \ + ((const struct dcn35_hubp2_mask *)hubp2->hubp_mask)->field_name + +void hubp35_set_fgcg(struct hubp *hubp, bool enable) +{ + struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp); + + REG_UPDATE(HUBP_CLK_CNTL, HUBP_FGCG_REP_DIS, !enable); +} + +static void hubp35_init(struct hubp *hubp) +{ + hubp3_init(hubp); + + hubp35_set_fgcg(hubp, hubp->ctx->dc->debug.enable_fine_grain_clock_gating.bits.dchub); + + /*do nothing for now for dcn3.5 or later*/ +} +struct hubp_funcs dcn35_hubp_funcs = { + .hubp_enable_tripleBuffer = hubp2_enable_triplebuffer, + .hubp_is_triplebuffer_enabled = hubp2_is_triplebuffer_enabled, + .hubp_program_surface_flip_and_addr = hubp3_program_surface_flip_and_addr, + .hubp_program_surface_config = hubp3_program_surface_config, + .hubp_is_flip_pending = hubp2_is_flip_pending, + .hubp_setup = hubp3_setup, + .hubp_setup_interdependent = hubp2_setup_interdependent, + .hubp_set_vm_system_aperture_settings = hubp3_set_vm_system_aperture_settings, + .set_blank = hubp2_set_blank, + .dcc_control = hubp3_dcc_control, + .mem_program_viewport = min_set_viewport, + .set_cursor_attributes = hubp2_cursor_set_attributes, + .set_cursor_position = hubp2_cursor_set_position, + .hubp_clk_cntl = hubp2_clk_cntl, + .hubp_vtg_sel = hubp2_vtg_sel, + .dmdata_set_attributes = hubp3_dmdata_set_attributes, + .dmdata_load = hubp2_dmdata_load, + .dmdata_status_done = hubp2_dmdata_status_done, + .hubp_read_state = hubp3_read_state, + .hubp_clear_underflow = hubp2_clear_underflow, + .hubp_set_flip_control_surface_gsl = hubp2_set_flip_control_surface_gsl, + .hubp_init = hubp35_init, + .set_unbounded_requesting = hubp31_set_unbounded_requesting, + .hubp_soft_reset = hubp31_soft_reset, + .hubp_set_flip_int = hubp1_set_flip_int, + .hubp_in_blank = hubp1_in_blank, + .program_extended_blank = hubp31_program_extended_blank_value, +}; + +bool hubp35_construct( + struct dcn20_hubp *hubp2, + struct dc_context *ctx, + uint32_t inst, + const struct dcn_hubp2_registers *hubp_regs, + const struct dcn35_hubp2_shift *hubp_shift, + const struct dcn35_hubp2_mask *hubp_mask) +{ + hubp2->base.funcs = &dcn35_hubp_funcs; + hubp2->base.ctx = ctx; + hubp2->hubp_regs = hubp_regs; + hubp2->hubp_shift = (const struct dcn_hubp2_shift *)hubp_shift; + hubp2->hubp_mask = (const struct dcn_hubp2_mask *)hubp_mask; + hubp2->base.inst = inst; + hubp2->base.opp_id = OPP_ID_INVALID; + hubp2->base.mpcc_id = 0xf; + + return true; +} + + |