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path: root/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c526
1 files changed, 526 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c
new file mode 100644
index 000000000000..240749e4cf83
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c
@@ -0,0 +1,526 @@
+/*
+ * 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
+ *
+ */
+
+#include "dcn20_mpc.h"
+
+#include "reg_helper.h"
+#include "dc.h"
+#include "mem_input.h"
+#include "dcn10/dcn10_cm_common.h"
+
+#define REG(reg)\
+ mpc20->mpc_regs->reg
+
+#define CTX \
+ mpc20->base.ctx
+
+#undef FN
+#define FN(reg_name, field_name) \
+ mpc20->mpc_shift->field_name, mpc20->mpc_mask->field_name
+
+#define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
+
+void mpc2_update_blending(
+ struct mpc *mpc,
+ struct mpcc_blnd_cfg *blnd_cfg,
+ int mpcc_id)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+ struct mpcc *mpcc = mpc1_get_mpcc(mpc, mpcc_id);
+
+ REG_UPDATE_7(MPCC_CONTROL[mpcc_id],
+ MPCC_ALPHA_BLND_MODE, blnd_cfg->alpha_mode,
+ MPCC_ALPHA_MULTIPLIED_MODE, blnd_cfg->pre_multiplied_alpha,
+ MPCC_BLND_ACTIVE_OVERLAP_ONLY, blnd_cfg->overlap_only,
+ MPCC_GLOBAL_ALPHA, blnd_cfg->global_alpha,
+ MPCC_GLOBAL_GAIN, blnd_cfg->global_gain,
+ MPCC_BG_BPC, blnd_cfg->background_color_bpc,
+ MPCC_BOT_GAIN_MODE, blnd_cfg->bottom_gain_mode);
+
+ REG_SET(MPCC_TOP_GAIN[mpcc_id], 0, MPCC_TOP_GAIN, blnd_cfg->top_gain);
+ REG_SET(MPCC_BOT_GAIN_INSIDE[mpcc_id], 0, MPCC_BOT_GAIN_INSIDE, blnd_cfg->bottom_inside_gain);
+ REG_SET(MPCC_BOT_GAIN_OUTSIDE[mpcc_id], 0, MPCC_BOT_GAIN_OUTSIDE, blnd_cfg->bottom_outside_gain);
+
+ mpc1_set_bg_color(mpc, &blnd_cfg->black_color, mpcc_id);
+ mpcc->blnd_cfg = *blnd_cfg;
+}
+
+void mpc2_set_denorm(
+ struct mpc *mpc,
+ int opp_id,
+ enum dc_color_depth output_depth)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+ int denorm_mode = 0;
+
+ switch (output_depth) {
+ case COLOR_DEPTH_666:
+ denorm_mode = 1;
+ break;
+ case COLOR_DEPTH_888:
+ denorm_mode = 2;
+ break;
+ case COLOR_DEPTH_999:
+ denorm_mode = 3;
+ break;
+ case COLOR_DEPTH_101010:
+ denorm_mode = 4;
+ break;
+ case COLOR_DEPTH_111111:
+ denorm_mode = 5;
+ break;
+ case COLOR_DEPTH_121212:
+ denorm_mode = 6;
+ break;
+ case COLOR_DEPTH_141414:
+ case COLOR_DEPTH_161616:
+ default:
+ /* not valid used case! */
+ break;
+ }
+
+ REG_UPDATE(DENORM_CONTROL[opp_id],
+ MPC_OUT_DENORM_MODE, denorm_mode);
+}
+
+void mpc2_set_denorm_clamp(
+ struct mpc *mpc,
+ int opp_id,
+ struct mpc_denorm_clamp denorm_clamp)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+ REG_UPDATE_2(DENORM_CONTROL[opp_id],
+ MPC_OUT_DENORM_CLAMP_MAX_R_CR, denorm_clamp.clamp_max_r_cr,
+ MPC_OUT_DENORM_CLAMP_MIN_R_CR, denorm_clamp.clamp_min_r_cr);
+ REG_UPDATE_2(DENORM_CLAMP_G_Y[opp_id],
+ MPC_OUT_DENORM_CLAMP_MAX_G_Y, denorm_clamp.clamp_max_g_y,
+ MPC_OUT_DENORM_CLAMP_MIN_G_Y, denorm_clamp.clamp_min_g_y);
+ REG_UPDATE_2(DENORM_CLAMP_B_CB[opp_id],
+ MPC_OUT_DENORM_CLAMP_MAX_B_CB, denorm_clamp.clamp_max_b_cb,
+ MPC_OUT_DENORM_CLAMP_MIN_B_CB, denorm_clamp.clamp_min_b_cb);
+}
+
+
+
+void mpc2_set_output_csc(
+ struct mpc *mpc,
+ int opp_id,
+ const uint16_t *regval,
+ enum mpc_output_csc_mode ocsc_mode)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+ struct color_matrices_reg ocsc_regs;
+
+ REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
+
+ if (ocsc_mode == MPC_OUTPUT_CSC_DISABLE)
+ return;
+
+ if (regval == NULL) {
+ BREAK_TO_DEBUGGER();
+ return;
+ }
+
+ ocsc_regs.shifts.csc_c11 = mpc20->mpc_shift->MPC_OCSC_C11_A;
+ ocsc_regs.masks.csc_c11 = mpc20->mpc_mask->MPC_OCSC_C11_A;
+ ocsc_regs.shifts.csc_c12 = mpc20->mpc_shift->MPC_OCSC_C12_A;
+ ocsc_regs.masks.csc_c12 = mpc20->mpc_mask->MPC_OCSC_C12_A;
+
+ if (ocsc_mode == MPC_OUTPUT_CSC_COEF_A) {
+ ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_A[opp_id]);
+ ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_A[opp_id]);
+ } else {
+ ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_B[opp_id]);
+ ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_B[opp_id]);
+ }
+ cm_helper_program_color_matrices(
+ mpc20->base.ctx,
+ regval,
+ &ocsc_regs);
+}
+
+void mpc2_set_ocsc_default(
+ struct mpc *mpc,
+ int opp_id,
+ enum dc_color_space color_space,
+ enum mpc_output_csc_mode ocsc_mode)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+ uint32_t arr_size;
+ struct color_matrices_reg ocsc_regs;
+ const uint16_t *regval = NULL;
+
+ REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
+ if (ocsc_mode == MPC_OUTPUT_CSC_DISABLE)
+ return;
+
+ regval = find_color_matrix(color_space, &arr_size);
+
+ if (regval == NULL) {
+ BREAK_TO_DEBUGGER();
+ return;
+ }
+
+ ocsc_regs.shifts.csc_c11 = mpc20->mpc_shift->MPC_OCSC_C11_A;
+ ocsc_regs.masks.csc_c11 = mpc20->mpc_mask->MPC_OCSC_C11_A;
+ ocsc_regs.shifts.csc_c12 = mpc20->mpc_shift->MPC_OCSC_C12_A;
+ ocsc_regs.masks.csc_c12 = mpc20->mpc_mask->MPC_OCSC_C12_A;
+
+
+ if (ocsc_mode == MPC_OUTPUT_CSC_COEF_A) {
+ ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_A[opp_id]);
+ ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_A[opp_id]);
+ } else {
+ ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_B[opp_id]);
+ ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_B[opp_id]);
+ }
+
+ cm_helper_program_color_matrices(
+ mpc20->base.ctx,
+ regval,
+ &ocsc_regs);
+}
+
+static void mpc2_ogam_get_reg_field(
+ struct mpc *mpc,
+ struct xfer_func_reg *reg)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+ reg->shifts.exp_region0_lut_offset = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET;
+ reg->masks.exp_region0_lut_offset = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET;
+ reg->shifts.exp_region0_num_segments = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
+ reg->masks.exp_region0_num_segments = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
+ reg->shifts.exp_region1_lut_offset = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET;
+ reg->masks.exp_region1_lut_offset = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET;
+ reg->shifts.exp_region1_num_segments = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
+ reg->masks.exp_region1_num_segments = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
+ reg->shifts.field_region_end = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_B;
+ reg->masks.field_region_end = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_B;
+ reg->shifts.field_region_end_slope = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B;
+ reg->masks.field_region_end_slope = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B;
+ reg->shifts.field_region_end_base = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B;
+ reg->masks.field_region_end_base = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B;
+ reg->shifts.field_region_linear_slope = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B;
+ reg->masks.field_region_linear_slope = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B;
+ reg->shifts.exp_region_start = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_START_B;
+ reg->masks.exp_region_start = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_START_B;
+ reg->shifts.exp_resion_start_segment = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;
+ reg->masks.exp_resion_start_segment = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;
+}
+
+static void mpc20_power_on_ogam_lut(
+ struct mpc *mpc, int mpcc_id,
+ bool power_on)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+ REG_SET(MPCC_MEM_PWR_CTRL[mpcc_id], 0,
+ MPCC_OGAM_MEM_PWR_FORCE, power_on == true ? 0:1);
+
+}
+
+static void mpc20_configure_ogam_lut(
+ struct mpc *mpc, int mpcc_id,
+ bool is_ram_a)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+ REG_UPDATE_2(MPCC_OGAM_LUT_RAM_CONTROL[mpcc_id],
+ MPCC_OGAM_LUT_WRITE_EN_MASK, 7,
+ MPCC_OGAM_LUT_RAM_SEL, is_ram_a == true ? 0:1);
+
+ REG_SET(MPCC_OGAM_LUT_INDEX[mpcc_id], 0, MPCC_OGAM_LUT_INDEX, 0);
+}
+
+static enum dc_lut_mode mpc20_get_ogam_current(struct mpc *mpc, int mpcc_id)
+{
+ enum dc_lut_mode mode;
+ uint32_t state_mode;
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+ REG_GET(MPCC_OGAM_LUT_RAM_CONTROL[mpcc_id],
+ MPCC_OGAM_CONFIG_STATUS, &state_mode);
+
+ switch (state_mode) {
+ case 0:
+ mode = LUT_BYPASS;
+ break;
+ case 1:
+ mode = LUT_RAM_A;
+ break;
+ case 2:
+ mode = LUT_RAM_B;
+ break;
+ default:
+ mode = LUT_BYPASS;
+ break;
+ }
+ return mode;
+}
+
+static void mpc2_program_lutb(struct mpc *mpc, int mpcc_id,
+ const struct pwl_params *params)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+ struct xfer_func_reg gam_regs;
+
+ mpc2_ogam_get_reg_field(mpc, &gam_regs);
+
+ gam_regs.start_cntl_b = REG(MPCC_OGAM_RAMB_START_CNTL_B[mpcc_id]);
+ gam_regs.start_cntl_g = REG(MPCC_OGAM_RAMB_START_CNTL_G[mpcc_id]);
+ gam_regs.start_cntl_r = REG(MPCC_OGAM_RAMB_START_CNTL_R[mpcc_id]);
+ gam_regs.start_slope_cntl_b = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_B[mpcc_id]);
+ gam_regs.start_slope_cntl_g = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_G[mpcc_id]);
+ gam_regs.start_slope_cntl_r = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_R[mpcc_id]);
+ gam_regs.start_end_cntl1_b = REG(MPCC_OGAM_RAMB_END_CNTL1_B[mpcc_id]);
+ gam_regs.start_end_cntl2_b = REG(MPCC_OGAM_RAMB_END_CNTL2_B[mpcc_id]);
+ gam_regs.start_end_cntl1_g = REG(MPCC_OGAM_RAMB_END_CNTL1_G[mpcc_id]);
+ gam_regs.start_end_cntl2_g = REG(MPCC_OGAM_RAMB_END_CNTL2_G[mpcc_id]);
+ gam_regs.start_end_cntl1_r = REG(MPCC_OGAM_RAMB_END_CNTL1_R[mpcc_id]);
+ gam_regs.start_end_cntl2_r = REG(MPCC_OGAM_RAMB_END_CNTL2_R[mpcc_id]);
+ gam_regs.region_start = REG(MPCC_OGAM_RAMB_REGION_0_1[mpcc_id]);
+ gam_regs.region_end = REG(MPCC_OGAM_RAMB_REGION_32_33[mpcc_id]);
+
+ cm_helper_program_xfer_func(mpc20->base.ctx, params, &gam_regs);
+
+}
+
+static void mpc2_program_luta(struct mpc *mpc, int mpcc_id,
+ const struct pwl_params *params)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+ struct xfer_func_reg gam_regs;
+
+ mpc2_ogam_get_reg_field(mpc, &gam_regs);
+
+ gam_regs.start_cntl_b = REG(MPCC_OGAM_RAMA_START_CNTL_B[mpcc_id]);
+ gam_regs.start_cntl_g = REG(MPCC_OGAM_RAMA_START_CNTL_G[mpcc_id]);
+ gam_regs.start_cntl_r = REG(MPCC_OGAM_RAMA_START_CNTL_R[mpcc_id]);
+ gam_regs.start_slope_cntl_b = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_B[mpcc_id]);
+ gam_regs.start_slope_cntl_g = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_G[mpcc_id]);
+ gam_regs.start_slope_cntl_r = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_R[mpcc_id]);
+ gam_regs.start_end_cntl1_b = REG(MPCC_OGAM_RAMA_END_CNTL1_B[mpcc_id]);
+ gam_regs.start_end_cntl2_b = REG(MPCC_OGAM_RAMA_END_CNTL2_B[mpcc_id]);
+ gam_regs.start_end_cntl1_g = REG(MPCC_OGAM_RAMA_END_CNTL1_G[mpcc_id]);
+ gam_regs.start_end_cntl2_g = REG(MPCC_OGAM_RAMA_END_CNTL2_G[mpcc_id]);
+ gam_regs.start_end_cntl1_r = REG(MPCC_OGAM_RAMA_END_CNTL1_R[mpcc_id]);
+ gam_regs.start_end_cntl2_r = REG(MPCC_OGAM_RAMA_END_CNTL2_R[mpcc_id]);
+ gam_regs.region_start = REG(MPCC_OGAM_RAMA_REGION_0_1[mpcc_id]);
+ gam_regs.region_end = REG(MPCC_OGAM_RAMA_REGION_32_33[mpcc_id]);
+
+ cm_helper_program_xfer_func(mpc20->base.ctx, params, &gam_regs);
+
+}
+
+static void mpc20_program_ogam_pwl(
+ struct mpc *mpc, int mpcc_id,
+ const struct pwl_result_data *rgb,
+ uint32_t num)
+{
+ uint32_t i;
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+ for (i = 0 ; i < num; i++) {
+ REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].red_reg);
+ REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].green_reg);
+ REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].blue_reg);
+
+ REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
+ MPCC_OGAM_LUT_DATA, rgb[i].delta_red_reg);
+ REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
+ MPCC_OGAM_LUT_DATA, rgb[i].delta_green_reg);
+ REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
+ MPCC_OGAM_LUT_DATA, rgb[i].delta_blue_reg);
+
+ }
+
+}
+
+void apply_DEDCN20_305_wa(
+ struct mpc *mpc,
+ int mpcc_id, enum dc_lut_mode current_mode,
+ enum dc_lut_mode next_mode)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+ if (mpc->ctx->dc->work_arounds.dedcn20_305_wa == false) {
+ /*hw fixed in new review*/
+ return;
+ }
+ if (current_mode == LUT_BYPASS)
+ /*this will only work if OTG is locked.
+ *if we were to support OTG unlock case,
+ *the workaround will be more complex
+ */
+ REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,
+ next_mode == LUT_RAM_A ? 1:2);
+}
+
+void mpc2_set_output_gamma(
+ struct mpc *mpc,
+ int mpcc_id,
+ const struct pwl_params *params)
+{
+ enum dc_lut_mode current_mode;
+ enum dc_lut_mode next_mode;
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+ if (params == NULL) {
+ REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
+ return;
+ }
+ current_mode = mpc20_get_ogam_current(mpc, mpcc_id);
+ if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
+ next_mode = LUT_RAM_B;
+ else
+ next_mode = LUT_RAM_A;
+
+ mpc20_power_on_ogam_lut(mpc, mpcc_id, true);
+ mpc20_configure_ogam_lut(mpc, mpcc_id, next_mode == LUT_RAM_A ? true:false);
+
+ if (next_mode == LUT_RAM_A)
+ mpc2_program_luta(mpc, mpcc_id, params);
+ else
+ mpc2_program_lutb(mpc, mpcc_id, params);
+
+ apply_DEDCN20_305_wa(mpc, mpcc_id, current_mode, next_mode);
+
+ mpc20_program_ogam_pwl(
+ mpc, mpcc_id, params->rgb_resulted, params->hw_points_num);
+
+ REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,
+ next_mode == LUT_RAM_A ? 1:2);
+}
+void mpc2_assert_idle_mpcc(struct mpc *mpc, int id)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+ unsigned int mpc_disabled;
+
+ ASSERT(!(mpc20->mpcc_in_use_mask & 1 << id));
+ REG_GET(MPCC_STATUS[id], MPCC_DISABLED, &mpc_disabled);
+ if (mpc_disabled)
+ return;
+
+ REG_WAIT(MPCC_STATUS[id],
+ MPCC_IDLE, 1,
+ 1, 100000);
+}
+
+void mpc2_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id)
+{
+ struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+ unsigned int top_sel, mpc_busy, mpc_idle, mpc_disabled;
+ REG_GET(MPCC_STATUS[mpcc_id], MPCC_DISABLED, &mpc_disabled);
+
+ if (mpc_disabled) {
+ ASSERT(0);
+ return;
+ }
+
+ REG_GET(MPCC_TOP_SEL[mpcc_id],
+ MPCC_TOP_SEL, &top_sel);
+
+ if (top_sel == 0xf) {
+ REG_GET_2(MPCC_STATUS[mpcc_id],
+ MPCC_BUSY, &mpc_busy,
+ MPCC_IDLE, &mpc_idle);
+
+ ASSERT(mpc_busy == 0);
+ ASSERT(mpc_idle == 1);
+ }
+}
+
+static void mpc2_init_mpcc(struct mpcc *mpcc, int mpcc_inst)
+{
+ mpcc->mpcc_id = mpcc_inst;
+ mpcc->dpp_id = 0xf;
+ mpcc->mpcc_bot = NULL;
+ mpcc->blnd_cfg.overlap_only = false;
+ mpcc->blnd_cfg.global_alpha = 0xff;
+ mpcc->blnd_cfg.global_gain = 0xff;
+ mpcc->blnd_cfg.background_color_bpc = 4;
+ mpcc->blnd_cfg.bottom_gain_mode = 0;
+ mpcc->blnd_cfg.top_gain = 0x1f000;
+ mpcc->blnd_cfg.bottom_inside_gain = 0x1f000;
+ mpcc->blnd_cfg.bottom_outside_gain = 0x1f000;
+ mpcc->sm_cfg.enable = false;
+}
+
+struct mpcc *mpc2_get_mpcc_for_dpp(struct mpc_tree *tree, int dpp_id)
+{
+ struct mpcc *tmp_mpcc = tree->opp_list;
+
+ while (tmp_mpcc != NULL) {
+ if (tmp_mpcc->dpp_id == 0xf || tmp_mpcc->dpp_id == dpp_id)
+ return tmp_mpcc;
+ tmp_mpcc = tmp_mpcc->mpcc_bot;
+ }
+ return NULL;
+}
+
+const struct mpc_funcs dcn20_mpc_funcs = {
+ .read_mpcc_state = mpc1_read_mpcc_state,
+ .insert_plane = mpc1_insert_plane,
+ .remove_mpcc = mpc1_remove_mpcc,
+ .mpc_init = mpc1_mpc_init,
+ .update_blending = mpc2_update_blending,
+ .get_mpcc_for_dpp = mpc2_get_mpcc_for_dpp,
+ .wait_for_idle = mpc2_assert_idle_mpcc,
+ .assert_mpcc_idle_before_connect = mpc2_assert_mpcc_idle_before_connect,
+ .init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw,
+ .set_denorm = mpc2_set_denorm,
+ .set_denorm_clamp = mpc2_set_denorm_clamp,
+ .set_output_csc = mpc2_set_output_csc,
+ .set_ocsc_default = mpc2_set_ocsc_default,
+ .set_output_gamma = mpc2_set_output_gamma,
+};
+
+void dcn20_mpc_construct(struct dcn20_mpc *mpc20,
+ struct dc_context *ctx,
+ const struct dcn20_mpc_registers *mpc_regs,
+ const struct dcn20_mpc_shift *mpc_shift,
+ const struct dcn20_mpc_mask *mpc_mask,
+ int num_mpcc)
+{
+ int i;
+
+ mpc20->base.ctx = ctx;
+
+ mpc20->base.funcs = &dcn20_mpc_funcs;
+
+ mpc20->mpc_regs = mpc_regs;
+ mpc20->mpc_shift = mpc_shift;
+ mpc20->mpc_mask = mpc_mask;
+
+ mpc20->mpcc_in_use_mask = 0;
+ mpc20->num_mpcc = num_mpcc;
+
+ for (i = 0; i < MAX_MPCC; i++)
+ mpc2_init_mpcc(&mpc20->base.mpcc_array[i], i);
+}
+