diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c | 1468 |
1 files changed, 1468 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c new file mode 100644 index 000000000000..9fc8f827f2a1 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c @@ -0,0 +1,1468 @@ +/* +* Copyright 2016 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 "dm_services.h" +#include "dc.h" + +#include "resource.h" +#include "include/irq_service_interface.h" +#include "dcn10/dcn10_resource.h" + +#include "dcn10/dcn10_ipp.h" +#include "dcn10/dcn10_mpc.h" +#include "irq/dcn10/irq_service_dcn10.h" +#include "dcn10/dcn10_dpp.h" +#include "dcn10/dcn10_timing_generator.h" +#include "dcn10/dcn10_hw_sequencer.h" +#include "dce110/dce110_hw_sequencer.h" +#include "dcn10/dcn10_opp.h" +#include "dce/dce_link_encoder.h" +#include "dce/dce_stream_encoder.h" +#include "dce/dce_clocks.h" +#include "dce/dce_clock_source.h" +#include "dce/dce_audio.h" +#include "dce/dce_hwseq.h" +#include "../virtual/virtual_stream_encoder.h" +#include "dce110/dce110_resource.h" +#include "dce112/dce112_resource.h" +#include "dcn10_hubp.h" + +#include "vega10/soc15ip.h" + +#include "raven1/DCN/dcn_1_0_offset.h" +#include "raven1/DCN/dcn_1_0_sh_mask.h" + +#include "raven1/NBIO/nbio_7_0_offset.h" + +#include "raven1/MMHUB/mmhub_9_1_offset.h" +#include "raven1/MMHUB/mmhub_9_1_sh_mask.h" + +#include "reg_helper.h" +#include "dce/dce_abm.h" +#include "dce/dce_dmcu.h" + +#ifndef mmDP0_DP_DPHY_INTERNAL_CTRL + #define mmDP0_DP_DPHY_INTERNAL_CTRL 0x210f + #define mmDP0_DP_DPHY_INTERNAL_CTRL_BASE_IDX 2 + #define mmDP1_DP_DPHY_INTERNAL_CTRL 0x220f + #define mmDP1_DP_DPHY_INTERNAL_CTRL_BASE_IDX 2 + #define mmDP2_DP_DPHY_INTERNAL_CTRL 0x230f + #define mmDP2_DP_DPHY_INTERNAL_CTRL_BASE_IDX 2 + #define mmDP3_DP_DPHY_INTERNAL_CTRL 0x240f + #define mmDP3_DP_DPHY_INTERNAL_CTRL_BASE_IDX 2 + #define mmDP4_DP_DPHY_INTERNAL_CTRL 0x250f + #define mmDP4_DP_DPHY_INTERNAL_CTRL_BASE_IDX 2 + #define mmDP5_DP_DPHY_INTERNAL_CTRL 0x260f + #define mmDP5_DP_DPHY_INTERNAL_CTRL_BASE_IDX 2 + #define mmDP6_DP_DPHY_INTERNAL_CTRL 0x270f + #define mmDP6_DP_DPHY_INTERNAL_CTRL_BASE_IDX 2 +#endif + + +enum dcn10_clk_src_array_id { + DCN10_CLK_SRC_PLL0, + DCN10_CLK_SRC_PLL1, + DCN10_CLK_SRC_PLL2, + DCN10_CLK_SRC_PLL3, + DCN10_CLK_SRC_TOTAL +}; + +/* begin ********************* + * macros to expend register list macro defined in HW object header file */ + +/* DCN */ +#define BASE_INNER(seg) \ + DCE_BASE__INST0_SEG ## seg + +#define BASE(seg) \ + BASE_INNER(seg) + +#define SR(reg_name)\ + .reg_name = BASE(mm ## reg_name ## _BASE_IDX) + \ + mm ## reg_name + +#define SRI(reg_name, block, id)\ + .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ + mm ## block ## id ## _ ## reg_name + + +#define SRII(reg_name, block, id)\ + .reg_name[id] = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ + mm ## block ## id ## _ ## reg_name + +/* NBIO */ +#define NBIO_BASE_INNER(seg) \ + NBIF_BASE__INST0_SEG ## seg + +#define NBIO_BASE(seg) \ + NBIO_BASE_INNER(seg) + +#define NBIO_SR(reg_name)\ + .reg_name = NBIO_BASE(mm ## reg_name ## _BASE_IDX) + \ + mm ## reg_name + +/* MMHUB */ +#define MMHUB_BASE_INNER(seg) \ + MMHUB_BASE__INST0_SEG ## seg + +#define MMHUB_BASE(seg) \ + MMHUB_BASE_INNER(seg) + +#define MMHUB_SR(reg_name)\ + .reg_name = MMHUB_BASE(mm ## reg_name ## _BASE_IDX) + \ + mm ## reg_name + +/* macros to expend register list macro defined in HW object header file + * end *********************/ + + +static const struct dce_dmcu_registers dmcu_regs = { + DMCU_DCN10_REG_LIST() +}; + +static const struct dce_dmcu_shift dmcu_shift = { + DMCU_MASK_SH_LIST_DCN10(__SHIFT) +}; + +static const struct dce_dmcu_mask dmcu_mask = { + DMCU_MASK_SH_LIST_DCN10(_MASK) +}; + +static const struct dce_abm_registers abm_regs = { + ABM_DCN10_REG_LIST(0) +}; + +static const struct dce_abm_shift abm_shift = { + ABM_MASK_SH_LIST_DCN10(__SHIFT) +}; + +static const struct dce_abm_mask abm_mask = { + ABM_MASK_SH_LIST_DCN10(_MASK) +}; + +#define stream_enc_regs(id)\ +[id] = {\ + SE_DCN_REG_LIST(id),\ + .TMDS_CNTL = 0,\ + .AFMT_AVI_INFO0 = 0,\ + .AFMT_AVI_INFO1 = 0,\ + .AFMT_AVI_INFO2 = 0,\ + .AFMT_AVI_INFO3 = 0,\ +} + +static const struct dce110_stream_enc_registers stream_enc_regs[] = { + stream_enc_regs(0), + stream_enc_regs(1), + stream_enc_regs(2), + stream_enc_regs(3), +}; + +static const struct dce_stream_encoder_shift se_shift = { + SE_COMMON_MASK_SH_LIST_DCN10(__SHIFT) +}; + +static const struct dce_stream_encoder_mask se_mask = { + SE_COMMON_MASK_SH_LIST_DCN10(_MASK), + .AFMT_GENERIC0_UPDATE = 0, + .AFMT_GENERIC2_UPDATE = 0, + .DP_DYN_RANGE = 0, + .DP_YCBCR_RANGE = 0, + .HDMI_AVI_INFO_SEND = 0, + .HDMI_AVI_INFO_CONT = 0, + .HDMI_AVI_INFO_LINE = 0, + .DP_SEC_AVI_ENABLE = 0, + .AFMT_AVI_INFO_VERSION = 0 +}; + +#define audio_regs(id)\ +[id] = {\ + AUD_COMMON_REG_LIST(id)\ +} + +static const struct dce_audio_registers audio_regs[] = { + audio_regs(0), + audio_regs(1), + audio_regs(2), + audio_regs(3), +}; + +#define DCE120_AUD_COMMON_MASK_SH_LIST(mask_sh)\ + SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_INDEX, AZALIA_ENDPOINT_REG_INDEX, mask_sh),\ + SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_DATA, AZALIA_ENDPOINT_REG_DATA, mask_sh),\ + AUD_COMMON_MASK_SH_LIST_BASE(mask_sh) + +static const struct dce_audio_shift audio_shift = { + DCE120_AUD_COMMON_MASK_SH_LIST(__SHIFT) +}; + +static const struct dce_aduio_mask audio_mask = { + DCE120_AUD_COMMON_MASK_SH_LIST(_MASK) +}; + +#define aux_regs(id)\ +[id] = {\ + AUX_REG_LIST(id)\ +} + +static const struct dce110_link_enc_aux_registers link_enc_aux_regs[] = { + aux_regs(0), + aux_regs(1), + aux_regs(2), + aux_regs(3), + aux_regs(4), + aux_regs(5) +}; + +#define hpd_regs(id)\ +[id] = {\ + HPD_REG_LIST(id)\ +} + +static const struct dce110_link_enc_hpd_registers link_enc_hpd_regs[] = { + hpd_regs(0), + hpd_regs(1), + hpd_regs(2), + hpd_regs(3), + hpd_regs(4), + hpd_regs(5) +}; + +#define link_regs(id)\ +[id] = {\ + LE_DCN10_REG_LIST(id), \ + SRI(DP_DPHY_INTERNAL_CTRL, DP, id) \ +} + +static const struct dce110_link_enc_registers link_enc_regs[] = { + link_regs(0), + link_regs(1), + link_regs(2), + link_regs(3), + link_regs(4), + link_regs(5), + link_regs(6), +}; + +#define ipp_regs(id)\ +[id] = {\ + IPP_REG_LIST_DCN10(id),\ +} + +static const struct dcn10_ipp_registers ipp_regs[] = { + ipp_regs(0), + ipp_regs(1), + ipp_regs(2), + ipp_regs(3), +}; + +static const struct dcn10_ipp_shift ipp_shift = { + IPP_MASK_SH_LIST_DCN10(__SHIFT) +}; + +static const struct dcn10_ipp_mask ipp_mask = { + IPP_MASK_SH_LIST_DCN10(_MASK), +}; + +#define opp_regs(id)\ +[id] = {\ + OPP_REG_LIST_DCN10(id),\ +} + +static const struct dcn10_opp_registers opp_regs[] = { + opp_regs(0), + opp_regs(1), + opp_regs(2), + opp_regs(3), +}; + +static const struct dcn10_opp_shift opp_shift = { + OPP_MASK_SH_LIST_DCN10(__SHIFT) +}; + +static const struct dcn10_opp_mask opp_mask = { + OPP_MASK_SH_LIST_DCN10(_MASK), +}; + +#define tf_regs(id)\ +[id] = {\ + TF_REG_LIST_DCN10(id),\ +} + +static const struct dcn_dpp_registers tf_regs[] = { + tf_regs(0), + tf_regs(1), + tf_regs(2), + tf_regs(3), +}; + +static const struct dcn_dpp_shift tf_shift = { + TF_REG_LIST_SH_MASK_DCN10(__SHIFT) +}; + +static const struct dcn_dpp_mask tf_mask = { + TF_REG_LIST_SH_MASK_DCN10(_MASK), +}; + +static const struct dcn_mpc_registers mpc_regs = { + MPC_COMMON_REG_LIST_DCN1_0(0), + MPC_COMMON_REG_LIST_DCN1_0(1), + MPC_COMMON_REG_LIST_DCN1_0(2), + MPC_COMMON_REG_LIST_DCN1_0(3), + MPC_OUT_MUX_COMMON_REG_LIST_DCN1_0(0), + MPC_OUT_MUX_COMMON_REG_LIST_DCN1_0(1), + MPC_OUT_MUX_COMMON_REG_LIST_DCN1_0(2), + MPC_OUT_MUX_COMMON_REG_LIST_DCN1_0(3) +}; + +static const struct dcn_mpc_shift mpc_shift = { + MPC_COMMON_MASK_SH_LIST_DCN1_0(__SHIFT) +}; + +static const struct dcn_mpc_mask mpc_mask = { + MPC_COMMON_MASK_SH_LIST_DCN1_0(_MASK), +}; + +#define tg_regs(id)\ +[id] = {TG_COMMON_REG_LIST_DCN1_0(id)} + +static const struct dcn_tg_registers tg_regs[] = { + tg_regs(0), + tg_regs(1), + tg_regs(2), + tg_regs(3), +}; + +static const struct dcn_tg_shift tg_shift = { + TG_COMMON_MASK_SH_LIST_DCN1_0(__SHIFT) +}; + +static const struct dcn_tg_mask tg_mask = { + TG_COMMON_MASK_SH_LIST_DCN1_0(_MASK) +}; + + +static const struct bios_registers bios_regs = { + NBIO_SR(BIOS_SCRATCH_6) +}; + +#define mi_regs(id)\ +[id] = {\ + MI_REG_LIST_DCN10(id)\ +} + + +static const struct dcn_mi_registers mi_regs[] = { + mi_regs(0), + mi_regs(1), + mi_regs(2), + mi_regs(3), +}; + +static const struct dcn_mi_shift mi_shift = { + MI_MASK_SH_LIST_DCN10(__SHIFT) +}; + +static const struct dcn_mi_mask mi_mask = { + MI_MASK_SH_LIST_DCN10(_MASK) +}; + +#define clk_src_regs(index, pllid)\ +[index] = {\ + CS_COMMON_REG_LIST_DCN1_0(index, pllid),\ +} + +static const struct dce110_clk_src_regs clk_src_regs[] = { + clk_src_regs(0, A), + clk_src_regs(1, B), + clk_src_regs(2, C), + clk_src_regs(3, D) +}; + +static const struct dce110_clk_src_shift cs_shift = { + CS_COMMON_MASK_SH_LIST_DCN1_0(__SHIFT) +}; + +static const struct dce110_clk_src_mask cs_mask = { + CS_COMMON_MASK_SH_LIST_DCN1_0(_MASK) +}; + + +static const struct resource_caps res_cap = { + .num_timing_generator = 4, + .num_video_plane = 4, + .num_audio = 4, + .num_stream_encoder = 4, + .num_pll = 4, +}; + +static const struct dc_debug debug_defaults_drv = { + .sanity_checks = true, + .disable_dmcu = true, + .force_abm_enable = false, + .timing_trace = false, + .clock_trace = true, + + .min_disp_clk_khz = 300000, + + .disable_pplib_clock_request = true, + .disable_pplib_wm_range = false, + .pplib_wm_report_mode = WM_REPORT_DEFAULT, + .pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP, + .force_single_disp_pipe_split = true, + .disable_dcc = DCC_ENABLE, + .voltage_align_fclk = true, + .disable_stereo_support = true, + .vsr_support = true, + .performance_trace = false, +}; + +static const struct dc_debug debug_defaults_diags = { + .disable_dmcu = true, + .force_abm_enable = false, + .timing_trace = true, + .clock_trace = true, + .disable_stutter = true, + .disable_pplib_clock_request = true, + .disable_pplib_wm_range = true +}; + +static void dcn10_dpp_destroy(struct dpp **dpp) +{ + kfree(TO_DCN10_DPP(*dpp)); + *dpp = NULL; +} + +static struct dpp *dcn10_dpp_create( + struct dc_context *ctx, + uint32_t inst) +{ + struct dcn10_dpp *dpp = + kzalloc(sizeof(struct dcn10_dpp), GFP_KERNEL); + + if (!dpp) + return NULL; + + dpp1_construct(dpp, ctx, inst, + &tf_regs[inst], &tf_shift, &tf_mask); + return &dpp->base; +} + +static struct input_pixel_processor *dcn10_ipp_create( + struct dc_context *ctx, uint32_t inst) +{ + struct dcn10_ipp *ipp = + kzalloc(sizeof(struct dcn10_ipp), GFP_KERNEL); + + if (!ipp) { + BREAK_TO_DEBUGGER(); + return NULL; + } + + dcn10_ipp_construct(ipp, ctx, inst, + &ipp_regs[inst], &ipp_shift, &ipp_mask); + return &ipp->base; +} + + +static struct output_pixel_processor *dcn10_opp_create( + struct dc_context *ctx, uint32_t inst) +{ + struct dcn10_opp *opp = + kzalloc(sizeof(struct dcn10_opp), GFP_KERNEL); + + if (!opp) { + BREAK_TO_DEBUGGER(); + return NULL; + } + + dcn10_opp_construct(opp, ctx, inst, + &opp_regs[inst], &opp_shift, &opp_mask); + return &opp->base; +} + +static struct mpc *dcn10_mpc_create(struct dc_context *ctx) +{ + struct dcn10_mpc *mpc10 = kzalloc(sizeof(struct dcn10_mpc), + GFP_KERNEL); + + if (!mpc10) + return NULL; + + dcn10_mpc_construct(mpc10, ctx, + &mpc_regs, + &mpc_shift, + &mpc_mask, + 4); + + return &mpc10->base; +} + +static struct timing_generator *dcn10_timing_generator_create( + struct dc_context *ctx, + uint32_t instance) +{ + struct dcn10_timing_generator *tgn10 = + kzalloc(sizeof(struct dcn10_timing_generator), GFP_KERNEL); + + if (!tgn10) + return NULL; + + tgn10->base.inst = instance; + tgn10->base.ctx = ctx; + + tgn10->tg_regs = &tg_regs[instance]; + tgn10->tg_shift = &tg_shift; + tgn10->tg_mask = &tg_mask; + + dcn10_timing_generator_init(tgn10); + + return &tgn10->base; +} + +static const struct encoder_feature_support link_enc_feature = { + .max_hdmi_deep_color = COLOR_DEPTH_121212, + .max_hdmi_pixel_clock = 600000, + .ycbcr420_supported = true, + .flags.bits.IS_HBR2_CAPABLE = true, + .flags.bits.IS_HBR3_CAPABLE = true, + .flags.bits.IS_TPS3_CAPABLE = true, + .flags.bits.IS_TPS4_CAPABLE = true, + .flags.bits.IS_YCBCR_CAPABLE = true +}; + +struct link_encoder *dcn10_link_encoder_create( + const struct encoder_init_data *enc_init_data) +{ + struct dce110_link_encoder *enc110 = + kzalloc(sizeof(struct dce110_link_encoder), GFP_KERNEL); + + if (!enc110) + return NULL; + + dce110_link_encoder_construct(enc110, + enc_init_data, + &link_enc_feature, + &link_enc_regs[enc_init_data->transmitter], + &link_enc_aux_regs[enc_init_data->channel - 1], + &link_enc_hpd_regs[enc_init_data->hpd_source]); + + return &enc110->base; +} + +struct clock_source *dcn10_clock_source_create( + struct dc_context *ctx, + struct dc_bios *bios, + enum clock_source_id id, + const struct dce110_clk_src_regs *regs, + bool dp_clk_src) +{ + struct dce110_clk_src *clk_src = + kzalloc(sizeof(struct dce110_clk_src), GFP_KERNEL); + + if (!clk_src) + return NULL; + + if (dce110_clk_src_construct(clk_src, ctx, bios, id, + regs, &cs_shift, &cs_mask)) { + clk_src->base.dp_clk_src = dp_clk_src; + return &clk_src->base; + } + + BREAK_TO_DEBUGGER(); + return NULL; +} + +static void read_dce_straps( + struct dc_context *ctx, + struct resource_straps *straps) +{ + generic_reg_get(ctx, mmDC_PINSTRAPS + BASE(mmDC_PINSTRAPS_BASE_IDX), + FN(DC_PINSTRAPS, DC_PINSTRAPS_AUDIO), &straps->dc_pinstraps_audio); +} + +static struct audio *create_audio( + struct dc_context *ctx, unsigned int inst) +{ + return dce_audio_create(ctx, inst, + &audio_regs[inst], &audio_shift, &audio_mask); +} + +static struct stream_encoder *dcn10_stream_encoder_create( + enum engine_id eng_id, + struct dc_context *ctx) +{ + struct dce110_stream_encoder *enc110 = + kzalloc(sizeof(struct dce110_stream_encoder), GFP_KERNEL); + + if (!enc110) + return NULL; + + dce110_stream_encoder_construct(enc110, ctx, ctx->dc_bios, eng_id, + &stream_enc_regs[eng_id], + &se_shift, &se_mask); + return &enc110->base; +} + +static const struct dce_hwseq_registers hwseq_reg = { + HWSEQ_DCN1_REG_LIST() +}; + +static const struct dce_hwseq_shift hwseq_shift = { + HWSEQ_DCN1_MASK_SH_LIST(__SHIFT) +}; + +static const struct dce_hwseq_mask hwseq_mask = { + HWSEQ_DCN1_MASK_SH_LIST(_MASK) +}; + +static struct dce_hwseq *dcn10_hwseq_create( + struct dc_context *ctx) +{ + struct dce_hwseq *hws = kzalloc(sizeof(struct dce_hwseq), GFP_KERNEL); + + if (hws) { + hws->ctx = ctx; + hws->regs = &hwseq_reg; + hws->shifts = &hwseq_shift; + hws->masks = &hwseq_mask; + } + return hws; +} + +static const struct resource_create_funcs res_create_funcs = { + .read_dce_straps = read_dce_straps, + .create_audio = create_audio, + .create_stream_encoder = dcn10_stream_encoder_create, + .create_hwseq = dcn10_hwseq_create, +}; + +static const struct resource_create_funcs res_create_maximus_funcs = { + .read_dce_straps = NULL, + .create_audio = NULL, + .create_stream_encoder = NULL, + .create_hwseq = dcn10_hwseq_create, +}; + +void dcn10_clock_source_destroy(struct clock_source **clk_src) +{ + kfree(TO_DCE110_CLK_SRC(*clk_src)); + *clk_src = NULL; +} + +static struct pp_smu_funcs_rv *dcn10_pp_smu_create(struct dc_context *ctx) +{ + struct pp_smu_funcs_rv *pp_smu = kzalloc(sizeof(*pp_smu), GFP_KERNEL); + + if (!pp_smu) + return pp_smu; + + dm_pp_get_funcs_rv(ctx, pp_smu); + return pp_smu; +} + +static void destruct(struct dcn10_resource_pool *pool) +{ + unsigned int i; + + for (i = 0; i < pool->base.stream_enc_count; i++) { + if (pool->base.stream_enc[i] != NULL) { + /* TODO: free dcn version of stream encoder once implemented + * rather than using virtual stream encoder + */ + kfree(pool->base.stream_enc[i]); + pool->base.stream_enc[i] = NULL; + } + } + + if (pool->base.mpc != NULL) { + kfree(TO_DCN10_MPC(pool->base.mpc)); + pool->base.mpc = NULL; + } + for (i = 0; i < pool->base.pipe_count; i++) { + if (pool->base.opps[i] != NULL) + pool->base.opps[i]->funcs->opp_destroy(&pool->base.opps[i]); + + if (pool->base.dpps[i] != NULL) + dcn10_dpp_destroy(&pool->base.dpps[i]); + + if (pool->base.ipps[i] != NULL) + pool->base.ipps[i]->funcs->ipp_destroy(&pool->base.ipps[i]); + + if (pool->base.hubps[i] != NULL) { + kfree(TO_DCN10_HUBP(pool->base.hubps[i])); + pool->base.hubps[i] = NULL; + } + + if (pool->base.irqs != NULL) { + dal_irq_service_destroy(&pool->base.irqs); + } + + if (pool->base.timing_generators[i] != NULL) { + kfree(DCN10TG_FROM_TG(pool->base.timing_generators[i])); + pool->base.timing_generators[i] = NULL; + } + } + + for (i = 0; i < pool->base.stream_enc_count; i++) + kfree(pool->base.stream_enc[i]); + + for (i = 0; i < pool->base.audio_count; i++) { + if (pool->base.audios[i]) + dce_aud_destroy(&pool->base.audios[i]); + } + + for (i = 0; i < pool->base.clk_src_count; i++) { + if (pool->base.clock_sources[i] != NULL) { + dcn10_clock_source_destroy(&pool->base.clock_sources[i]); + pool->base.clock_sources[i] = NULL; + } + } + + if (pool->base.dp_clock_source != NULL) { + dcn10_clock_source_destroy(&pool->base.dp_clock_source); + pool->base.dp_clock_source = NULL; + } + + if (pool->base.abm != NULL) + dce_abm_destroy(&pool->base.abm); + + if (pool->base.dmcu != NULL) + dce_dmcu_destroy(&pool->base.dmcu); + + if (pool->base.display_clock != NULL) + dce_disp_clk_destroy(&pool->base.display_clock); + + kfree(pool->base.pp_smu); +} + +static struct hubp *dcn10_hubp_create( + struct dc_context *ctx, + uint32_t inst) +{ + struct dcn10_hubp *hubp1 = + kzalloc(sizeof(struct dcn10_hubp), GFP_KERNEL); + + if (!hubp1) + return NULL; + + dcn10_hubp_construct(hubp1, ctx, inst, + &mi_regs[inst], &mi_shift, &mi_mask); + return &hubp1->base; +} + +static void get_pixel_clock_parameters( + const struct pipe_ctx *pipe_ctx, + struct pixel_clk_params *pixel_clk_params) +{ + const struct dc_stream_state *stream = pipe_ctx->stream; + pixel_clk_params->requested_pix_clk = stream->timing.pix_clk_khz; + pixel_clk_params->encoder_object_id = stream->sink->link->link_enc->id; + pixel_clk_params->signal_type = pipe_ctx->stream->signal; + pixel_clk_params->controller_id = pipe_ctx->pipe_idx + 1; + /* TODO: un-hardcode*/ + pixel_clk_params->requested_sym_clk = LINK_RATE_LOW * + LINK_RATE_REF_FREQ_IN_KHZ; + pixel_clk_params->flags.ENABLE_SS = 0; + pixel_clk_params->color_depth = + stream->timing.display_color_depth; + pixel_clk_params->flags.DISPLAY_BLANKED = 1; + pixel_clk_params->pixel_encoding = stream->timing.pixel_encoding; + + if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR422) + pixel_clk_params->color_depth = COLOR_DEPTH_888; + + if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) + pixel_clk_params->requested_pix_clk /= 2; + +} + +static void build_clamping_params(struct dc_stream_state *stream) +{ + stream->clamping.clamping_level = CLAMPING_FULL_RANGE; + stream->clamping.c_depth = stream->timing.display_color_depth; + stream->clamping.pixel_encoding = stream->timing.pixel_encoding; +} + +static void build_pipe_hw_param(struct pipe_ctx *pipe_ctx) +{ + + get_pixel_clock_parameters(pipe_ctx, &pipe_ctx->stream_res.pix_clk_params); + + pipe_ctx->clock_source->funcs->get_pix_clk_dividers( + pipe_ctx->clock_source, + &pipe_ctx->stream_res.pix_clk_params, + &pipe_ctx->pll_settings); + + pipe_ctx->stream->clamping.pixel_encoding = pipe_ctx->stream->timing.pixel_encoding; + + resource_build_bit_depth_reduction_params(pipe_ctx->stream, + &pipe_ctx->stream->bit_depth_params); + build_clamping_params(pipe_ctx->stream); +} + +static enum dc_status build_mapped_resource( + const struct dc *dc, + struct dc_state *context, + struct dc_stream_state *stream) +{ + struct pipe_ctx *pipe_ctx = resource_get_head_pipe_for_stream(&context->res_ctx, stream); + + /*TODO Seems unneeded anymore */ + /* if (old_context && resource_is_stream_unchanged(old_context, stream)) { + if (stream != NULL && old_context->streams[i] != NULL) { + todo: shouldn't have to copy missing parameter here + resource_build_bit_depth_reduction_params(stream, + &stream->bit_depth_params); + stream->clamping.pixel_encoding = + stream->timing.pixel_encoding; + + resource_build_bit_depth_reduction_params(stream, + &stream->bit_depth_params); + build_clamping_params(stream); + + continue; + } + } + */ + + if (!pipe_ctx) + return DC_ERROR_UNEXPECTED; + + build_pipe_hw_param(pipe_ctx); + return DC_OK; +} + +enum dc_status dcn10_add_stream_to_ctx( + struct dc *dc, + struct dc_state *new_ctx, + struct dc_stream_state *dc_stream) +{ + enum dc_status result = DC_ERROR_UNEXPECTED; + + result = resource_map_pool_resources(dc, new_ctx, dc_stream); + + if (result == DC_OK) + result = resource_map_phy_clock_resources(dc, new_ctx, dc_stream); + + + if (result == DC_OK) + result = build_mapped_resource(dc, new_ctx, dc_stream); + + return result; +} + +enum dc_status dcn10_validate_guaranteed( + struct dc *dc, + struct dc_stream_state *dc_stream, + struct dc_state *context) +{ + enum dc_status result = DC_ERROR_UNEXPECTED; + + context->streams[0] = dc_stream; + dc_stream_retain(context->streams[0]); + context->stream_count++; + + result = resource_map_pool_resources(dc, context, dc_stream); + + if (result == DC_OK) + result = resource_map_phy_clock_resources(dc, context, dc_stream); + + if (result == DC_OK) + result = build_mapped_resource(dc, context, dc_stream); + + if (result == DC_OK) { + validate_guaranteed_copy_streams( + context, dc->caps.max_streams); + result = resource_build_scaling_params_for_context(dc, context); + } + if (result == DC_OK && !dcn_validate_bandwidth(dc, context)) + return DC_FAIL_BANDWIDTH_VALIDATE; + + return result; +} + +static struct pipe_ctx *dcn10_acquire_idle_pipe_for_layer( + struct dc_state *context, + const struct resource_pool *pool, + struct dc_stream_state *stream) +{ + struct resource_context *res_ctx = &context->res_ctx; + struct pipe_ctx *head_pipe = resource_get_head_pipe_for_stream(res_ctx, stream); + struct pipe_ctx *idle_pipe = find_idle_secondary_pipe(res_ctx, pool); + + if (!head_pipe) { + ASSERT(0); + return NULL; + } + + if (!idle_pipe) + return NULL; + + idle_pipe->stream = head_pipe->stream; + idle_pipe->stream_res.tg = head_pipe->stream_res.tg; + idle_pipe->stream_res.opp = head_pipe->stream_res.opp; + + idle_pipe->plane_res.hubp = pool->hubps[idle_pipe->pipe_idx]; + idle_pipe->plane_res.ipp = pool->ipps[idle_pipe->pipe_idx]; + idle_pipe->plane_res.dpp = pool->dpps[idle_pipe->pipe_idx]; + + return idle_pipe; +} + +enum dcc_control { + dcc_control__256_256_xxx, + dcc_control__128_128_xxx, + dcc_control__256_64_64, +}; + +enum segment_order { + segment_order__na, + segment_order__contiguous, + segment_order__non_contiguous, +}; + +static bool dcc_support_pixel_format( + enum surface_pixel_format format, + unsigned int *bytes_per_element) +{ + /* DML: get_bytes_per_element */ + switch (format) { + case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555: + case SURFACE_PIXEL_FORMAT_GRPH_RGB565: + *bytes_per_element = 2; + return true; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: + case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: + case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010: + case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010: + *bytes_per_element = 4; + return true; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616: + case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F: + case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F: + *bytes_per_element = 8; + return true; + default: + return false; + } +} + +static bool dcc_support_swizzle( + enum swizzle_mode_values swizzle, + unsigned int bytes_per_element, + enum segment_order *segment_order_horz, + enum segment_order *segment_order_vert) +{ + bool standard_swizzle = false; + bool display_swizzle = false; + + switch (swizzle) { + case DC_SW_4KB_S: + case DC_SW_64KB_S: + case DC_SW_VAR_S: + case DC_SW_4KB_S_X: + case DC_SW_64KB_S_X: + case DC_SW_VAR_S_X: + standard_swizzle = true; + break; + case DC_SW_4KB_D: + case DC_SW_64KB_D: + case DC_SW_VAR_D: + case DC_SW_4KB_D_X: + case DC_SW_64KB_D_X: + case DC_SW_VAR_D_X: + display_swizzle = true; + break; + default: + break; + } + + if (bytes_per_element == 1 && standard_swizzle) { + *segment_order_horz = segment_order__contiguous; + *segment_order_vert = segment_order__na; + return true; + } + if (bytes_per_element == 2 && standard_swizzle) { + *segment_order_horz = segment_order__non_contiguous; + *segment_order_vert = segment_order__contiguous; + return true; + } + if (bytes_per_element == 4 && standard_swizzle) { + *segment_order_horz = segment_order__non_contiguous; + *segment_order_vert = segment_order__contiguous; + return true; + } + if (bytes_per_element == 8 && standard_swizzle) { + *segment_order_horz = segment_order__na; + *segment_order_vert = segment_order__contiguous; + return true; + } + if (bytes_per_element == 8 && display_swizzle) { + *segment_order_horz = segment_order__contiguous; + *segment_order_vert = segment_order__non_contiguous; + return true; + } + + return false; +} + +static void get_blk256_size(unsigned int *blk256_width, unsigned int *blk256_height, + unsigned int bytes_per_element) +{ + /* copied from DML. might want to refactor DML to leverage from DML */ + /* DML : get_blk256_size */ + if (bytes_per_element == 1) { + *blk256_width = 16; + *blk256_height = 16; + } else if (bytes_per_element == 2) { + *blk256_width = 16; + *blk256_height = 8; + } else if (bytes_per_element == 4) { + *blk256_width = 8; + *blk256_height = 8; + } else if (bytes_per_element == 8) { + *blk256_width = 8; + *blk256_height = 4; + } +} + +static void det_request_size( + unsigned int height, + unsigned int width, + unsigned int bpe, + bool *req128_horz_wc, + bool *req128_vert_wc) +{ + unsigned int detile_buf_size = 164 * 1024; /* 164KB for DCN1.0 */ + + unsigned int blk256_height = 0; + unsigned int blk256_width = 0; + unsigned int swath_bytes_horz_wc, swath_bytes_vert_wc; + + get_blk256_size(&blk256_width, &blk256_height, bpe); + + swath_bytes_horz_wc = height * blk256_height * bpe; + swath_bytes_vert_wc = width * blk256_width * bpe; + + *req128_horz_wc = (2 * swath_bytes_horz_wc <= detile_buf_size) ? + false : /* full 256B request */ + true; /* half 128b request */ + + *req128_vert_wc = (2 * swath_bytes_vert_wc <= detile_buf_size) ? + false : /* full 256B request */ + true; /* half 128b request */ +} + +static bool get_dcc_compression_cap(const struct dc *dc, + const struct dc_dcc_surface_param *input, + struct dc_surface_dcc_cap *output) +{ + /* implement section 1.6.2.1 of DCN1_Programming_Guide.docx */ + enum dcc_control dcc_control; + unsigned int bpe; + enum segment_order segment_order_horz, segment_order_vert; + bool req128_horz_wc, req128_vert_wc; + + memset(output, 0, sizeof(*output)); + + if (dc->debug.disable_dcc == DCC_DISABLE) + return false; + + if (!dcc_support_pixel_format(input->format, + &bpe)) + return false; + + if (!dcc_support_swizzle(input->swizzle_mode, bpe, + &segment_order_horz, &segment_order_vert)) + return false; + + det_request_size(input->surface_size.height, input->surface_size.width, + bpe, &req128_horz_wc, &req128_vert_wc); + + if (!req128_horz_wc && !req128_vert_wc) { + dcc_control = dcc_control__256_256_xxx; + } else if (input->scan == SCAN_DIRECTION_HORIZONTAL) { + if (!req128_horz_wc) + dcc_control = dcc_control__256_256_xxx; + else if (segment_order_horz == segment_order__contiguous) + dcc_control = dcc_control__128_128_xxx; + else + dcc_control = dcc_control__256_64_64; + } else if (input->scan == SCAN_DIRECTION_VERTICAL) { + if (!req128_vert_wc) + dcc_control = dcc_control__256_256_xxx; + else if (segment_order_vert == segment_order__contiguous) + dcc_control = dcc_control__128_128_xxx; + else + dcc_control = dcc_control__256_64_64; + } else { + if ((req128_horz_wc && + segment_order_horz == segment_order__non_contiguous) || + (req128_vert_wc && + segment_order_vert == segment_order__non_contiguous)) + /* access_dir not known, must use most constraining */ + dcc_control = dcc_control__256_64_64; + else + /* reg128 is true for either horz and vert + * but segment_order is contiguous + */ + dcc_control = dcc_control__128_128_xxx; + } + + if (dc->debug.disable_dcc == DCC_HALF_REQ_DISALBE && + dcc_control != dcc_control__256_256_xxx) + return false; + + switch (dcc_control) { + case dcc_control__256_256_xxx: + output->grph.rgb.max_uncompressed_blk_size = 256; + output->grph.rgb.max_compressed_blk_size = 256; + output->grph.rgb.independent_64b_blks = false; + break; + case dcc_control__128_128_xxx: + output->grph.rgb.max_uncompressed_blk_size = 128; + output->grph.rgb.max_compressed_blk_size = 128; + output->grph.rgb.independent_64b_blks = false; + break; + case dcc_control__256_64_64: + output->grph.rgb.max_uncompressed_blk_size = 256; + output->grph.rgb.max_compressed_blk_size = 64; + output->grph.rgb.independent_64b_blks = true; + break; + } + + output->capable = true; + output->const_color_support = false; + + return true; +} + + +static void dcn10_destroy_resource_pool(struct resource_pool **pool) +{ + struct dcn10_resource_pool *dcn10_pool = TO_DCN10_RES_POOL(*pool); + + destruct(dcn10_pool); + kfree(dcn10_pool); + *pool = NULL; +} + +static enum dc_status dcn10_validate_plane(const struct dc_plane_state *plane_state, struct dc_caps *caps) +{ + if (plane_state->format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN + && caps->max_video_width != 0 + && plane_state->src_rect.width > caps->max_video_width) + return DC_FAIL_SURFACE_VALIDATE; + + return DC_OK; +} + +static struct dc_cap_funcs cap_funcs = { + .get_dcc_compression_cap = get_dcc_compression_cap +}; + +static struct resource_funcs dcn10_res_pool_funcs = { + .destroy = dcn10_destroy_resource_pool, + .link_enc_create = dcn10_link_encoder_create, + .validate_guaranteed = dcn10_validate_guaranteed, + .validate_bandwidth = dcn_validate_bandwidth, + .acquire_idle_pipe_for_layer = dcn10_acquire_idle_pipe_for_layer, + .validate_plane = dcn10_validate_plane, + .add_stream_to_ctx = dcn10_add_stream_to_ctx +}; + +static uint32_t read_pipe_fuses(struct dc_context *ctx) +{ + uint32_t value = dm_read_reg_soc15(ctx, mmCC_DC_PIPE_DIS, 0); + /* RV1 support max 4 pipes */ + value = value & 0xf; + return value; +} + +static bool construct( + uint8_t num_virtual_links, + struct dc *dc, + struct dcn10_resource_pool *pool) +{ + int i; + int j; + struct dc_context *ctx = dc->ctx; + uint32_t pipe_fuses = read_pipe_fuses(ctx); + + ctx->dc_bios->regs = &bios_regs; + + pool->base.res_cap = &res_cap; + pool->base.funcs = &dcn10_res_pool_funcs; + + /* + * TODO fill in from actual raven resource when we create + * more than virtual encoder + */ + + /************************************************* + * Resource + asic cap harcoding * + *************************************************/ + pool->base.underlay_pipe_index = NO_UNDERLAY_PIPE; + + /* max pipe num for ASIC before check pipe fuses */ + pool->base.pipe_count = pool->base.res_cap->num_timing_generator; + + dc->caps.max_video_width = 3840; + dc->caps.max_downscale_ratio = 200; + dc->caps.i2c_speed_in_khz = 100; + dc->caps.max_cursor_size = 256; + + dc->caps.max_slave_planes = 1; + + if (dc->ctx->dce_environment == DCE_ENV_PRODUCTION_DRV) + dc->debug = debug_defaults_drv; + else + dc->debug = debug_defaults_diags; + + /************************************************* + * Create resources * + *************************************************/ + + pool->base.clock_sources[DCN10_CLK_SRC_PLL0] = + dcn10_clock_source_create(ctx, ctx->dc_bios, + CLOCK_SOURCE_COMBO_PHY_PLL0, + &clk_src_regs[0], false); + pool->base.clock_sources[DCN10_CLK_SRC_PLL1] = + dcn10_clock_source_create(ctx, ctx->dc_bios, + CLOCK_SOURCE_COMBO_PHY_PLL1, + &clk_src_regs[1], false); + pool->base.clock_sources[DCN10_CLK_SRC_PLL2] = + dcn10_clock_source_create(ctx, ctx->dc_bios, + CLOCK_SOURCE_COMBO_PHY_PLL2, + &clk_src_regs[2], false); + pool->base.clock_sources[DCN10_CLK_SRC_PLL3] = + dcn10_clock_source_create(ctx, ctx->dc_bios, + CLOCK_SOURCE_COMBO_PHY_PLL3, + &clk_src_regs[3], false); + + pool->base.clk_src_count = DCN10_CLK_SRC_TOTAL; + + pool->base.dp_clock_source = + dcn10_clock_source_create(ctx, ctx->dc_bios, + CLOCK_SOURCE_ID_DP_DTO, + /* todo: not reuse phy_pll registers */ + &clk_src_regs[0], true); + + for (i = 0; i < pool->base.clk_src_count; i++) { + if (pool->base.clock_sources[i] == NULL) { + dm_error("DC: failed to create clock sources!\n"); + BREAK_TO_DEBUGGER(); + goto clock_source_create_fail; + } + } + + if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { + pool->base.display_clock = dce120_disp_clk_create(ctx); + if (pool->base.display_clock == NULL) { + dm_error("DC: failed to create display clock!\n"); + BREAK_TO_DEBUGGER(); + goto disp_clk_create_fail; + } + } + + pool->base.dmcu = dcn10_dmcu_create(ctx, + &dmcu_regs, + &dmcu_shift, + &dmcu_mask); + if (pool->base.dmcu == NULL) { + dm_error("DC: failed to create dmcu!\n"); + BREAK_TO_DEBUGGER(); + goto res_create_fail; + } + + pool->base.abm = dce_abm_create(ctx, + &abm_regs, + &abm_shift, + &abm_mask); + if (pool->base.abm == NULL) { + dm_error("DC: failed to create abm!\n"); + BREAK_TO_DEBUGGER(); + goto res_create_fail; + } + + dml_init_instance(&dc->dml, DML_PROJECT_RAVEN1); + memcpy(dc->dcn_ip, &dcn10_ip_defaults, sizeof(dcn10_ip_defaults)); + memcpy(dc->dcn_soc, &dcn10_soc_defaults, sizeof(dcn10_soc_defaults)); + + if (ASICREV_IS_RV1_F0(dc->ctx->asic_id.hw_internal_rev)) { + dc->dcn_soc->urgent_latency = 3; + dc->debug.disable_dmcu = true; + dc->dcn_soc->fabric_and_dram_bandwidth_vmax0p9 = 41.60f; + } + + + dc->dcn_soc->number_of_channels = dc->ctx->asic_id.vram_width / ddr4_dram_width; + ASSERT(dc->dcn_soc->number_of_channels < 3); + if (dc->dcn_soc->number_of_channels == 0)/*old sbios bug*/ + dc->dcn_soc->number_of_channels = 2; + + if (dc->dcn_soc->number_of_channels == 1) { + dc->dcn_soc->fabric_and_dram_bandwidth_vmax0p9 = 19.2f; + dc->dcn_soc->fabric_and_dram_bandwidth_vnom0p8 = 17.066f; + dc->dcn_soc->fabric_and_dram_bandwidth_vmid0p72 = 14.933f; + dc->dcn_soc->fabric_and_dram_bandwidth_vmin0p65 = 12.8f; + if (ASICREV_IS_RV1_F0(dc->ctx->asic_id.hw_internal_rev)) { + dc->dcn_soc->fabric_and_dram_bandwidth_vmax0p9 = 20.80f; + } + } + + pool->base.pp_smu = dcn10_pp_smu_create(ctx); + + if (!dc->debug.disable_pplib_clock_request) + dcn_bw_update_from_pplib(dc); + dcn_bw_sync_calcs_and_dml(dc); + if (!dc->debug.disable_pplib_wm_range) { + dc->res_pool = &pool->base; + dcn_bw_notify_pplib_of_wm_ranges(dc); + } + + { + #if defined(CONFIG_DRM_AMD_DC_DCN1_0) + struct irq_service_init_data init_data; + init_data.ctx = dc->ctx; + pool->base.irqs = dal_irq_service_dcn10_create(&init_data); + if (!pool->base.irqs) + goto irqs_create_fail; + #endif + } + + /* index to valid pipe resource */ + j = 0; + /* mem input -> ipp -> dpp -> opp -> TG */ + for (i = 0; i < pool->base.pipe_count; i++) { + /* if pipe is disabled, skip instance of HW pipe, + * i.e, skip ASIC register instance + */ + if ((pipe_fuses & (1 << i)) != 0) + continue; + + pool->base.hubps[j] = dcn10_hubp_create(ctx, i); + if (pool->base.hubps[j] == NULL) { + BREAK_TO_DEBUGGER(); + dm_error( + "DC: failed to create memory input!\n"); + goto mi_create_fail; + } + + pool->base.ipps[j] = dcn10_ipp_create(ctx, i); + if (pool->base.ipps[j] == NULL) { + BREAK_TO_DEBUGGER(); + dm_error( + "DC: failed to create input pixel processor!\n"); + goto ipp_create_fail; + } + + pool->base.dpps[j] = dcn10_dpp_create(ctx, i); + if (pool->base.dpps[j] == NULL) { + BREAK_TO_DEBUGGER(); + dm_error( + "DC: failed to create dpp!\n"); + goto dpp_create_fail; + } + + pool->base.opps[j] = dcn10_opp_create(ctx, i); + if (pool->base.opps[j] == NULL) { + BREAK_TO_DEBUGGER(); + dm_error( + "DC: failed to create output pixel processor!\n"); + goto opp_create_fail; + } + + pool->base.timing_generators[j] = dcn10_timing_generator_create( + ctx, i); + if (pool->base.timing_generators[j] == NULL) { + BREAK_TO_DEBUGGER(); + dm_error("DC: failed to create tg!\n"); + goto otg_create_fail; + } + /* check next valid pipe */ + j++; + } + + /* valid pipe num */ + pool->base.pipe_count = j; + + /* within dml lib, it is hard code to 4. If ASIC pipe is fused, + * the value may be changed + */ + dc->dml.ip.max_num_dpp = pool->base.pipe_count; + dc->dcn_ip->max_num_dpp = pool->base.pipe_count; + + pool->base.mpc = dcn10_mpc_create(ctx); + if (pool->base.mpc == NULL) { + BREAK_TO_DEBUGGER(); + dm_error("DC: failed to create mpc!\n"); + goto mpc_create_fail; + } + + if (!resource_construct(num_virtual_links, dc, &pool->base, + (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment) ? + &res_create_funcs : &res_create_maximus_funcs))) + goto res_create_fail; + + dcn10_hw_sequencer_construct(dc); + dc->caps.max_planes = pool->base.pipe_count; + + dc->cap_funcs = cap_funcs; + + return true; + +disp_clk_create_fail: +mpc_create_fail: +otg_create_fail: +opp_create_fail: +dpp_create_fail: +ipp_create_fail: +mi_create_fail: +irqs_create_fail: +res_create_fail: +clock_source_create_fail: + + destruct(pool); + + return false; +} + +struct resource_pool *dcn10_create_resource_pool( + uint8_t num_virtual_links, + struct dc *dc) +{ + struct dcn10_resource_pool *pool = + kzalloc(sizeof(struct dcn10_resource_pool), GFP_KERNEL); + + if (!pool) + return NULL; + + if (construct(num_virtual_links, dc, pool)) + return &pool->base; + + BREAK_TO_DEBUGGER(); + return NULL; +} |