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Message-ID: <16059762-e026-5970-1dac-b45f79d85bb8@linaro.org>
Date: Sun, 21 May 2023 18:44:23 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Konrad Dybcio <konrad.dybcio@...aro.org>,
Rob Clark <robdclark@...il.com>,
Abhinav Kumar <quic_abhinavk@...cinc.com>,
Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Krishna Manikandan <quic_mkrishn@...cinc.com>,
Will Deacon <will@...nel.org>,
Robin Murphy <robin.murphy@....com>,
Joerg Roedel <joro@...tes.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>,
linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
iommu@...ts.linux.dev, Konrad Dybcio <konrad.dybcio@...ainline.org>
Subject: Re: [PATCH v4 06/12] drm/msm/dpu: Add SM6350 support
On 19/05/2023 20:04, Konrad Dybcio wrote:
> Add SM6350 support to the DPU1 driver to enable display output.
>
> It's worth noting that one entry dpu_qos_lut_entry was trimmed off:
>
> {.fl = 0, .lut = 0x0011223344556677 },
>
> due to the fact that newer SoCs dropped the .fl (fill level)-based
> logic and don't provide real values, resulting in all entries but
> the last one being unused.
>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...ainline.org>
> Reviewed-by: Marijn Suijten <marijn.suijten@...ainline.org>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> ---
> .../gpu/drm/msm/disp/dpu1/catalog/dpu_6_4_sm6350.h | 188 +++++++++++++++++++++
> drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 5 +
> drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 1 +
> drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 1 +
> 4 files changed, 195 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_4_sm6350.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_4_sm6350.h
> new file mode 100644
> index 000000000000..5d66a194155a
> --- /dev/null
> +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_4_sm6350.h
> @@ -0,0 +1,188 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
> +/*
> + * Copyright (c) 2022. Qualcomm Innovation Center, Inc. All rights reserved.
> + * Copyright (c) 2015-2018, 2020 The Linux Foundation. All rights reserved.
> + * Copyright (c) 2023, Linaro Limited
> + */
> +
> +#ifndef _DPU_6_4_SM6350_H
> +#define _DPU_6_4_SM6350_H
> +
> +static const struct dpu_caps sm6350_dpu_caps = {
> + .max_mixer_width = DEFAULT_DPU_OUTPUT_LINE_WIDTH,
> + .max_mixer_blendstages = 0x7,
> + .qseed_type = DPU_SSPP_SCALER_QSEED4,
> + .has_src_split = true,
> + .has_dim_layer = true,
> + .has_idle_pc = true,
> + .max_linewidth = DEFAULT_DPU_OUTPUT_LINE_WIDTH,
> + .pixel_ram_size = DEFAULT_PIXEL_RAM_SIZE,
> +};
> +
> +static const struct dpu_ubwc_cfg sm6350_ubwc_cfg = {
> + .ubwc_version = DPU_HW_UBWC_VER_20,
> + .ubwc_swizzle = 6,
> + .highest_bank_bit = 1,
> +};
> +
> +static const struct dpu_mdp_cfg sm6350_mdp[] = {
> + {
> + .name = "top_0", .id = MDP_TOP,
> + .base = 0x0, .len = 0x494,
> + .features = 0,
> + .clk_ctrls[DPU_CLK_CTRL_VIG0] = { .reg_off = 0x2ac, .bit_off = 0 },
> + .clk_ctrls[DPU_CLK_CTRL_DMA0] = { .reg_off = 0x2ac, .bit_off = 8 },
> + .clk_ctrls[DPU_CLK_CTRL_DMA1] = { .reg_off = 0x2b4, .bit_off = 8 },
> + .clk_ctrls[DPU_CLK_CTRL_DMA2] = { .reg_off = 0x2c4, .bit_off = 8 },
> + .clk_ctrls[DPU_CLK_CTRL_REG_DMA] = { .reg_off = 0x2bc, .bit_off = 20 },
> + },
> +};
> +
> +static const struct dpu_ctl_cfg sm6350_ctl[] = {
> + {
> + .name = "ctl_0", .id = CTL_0,
> + .base = 0x1000, .len = 0x1dc,
> + .features = BIT(DPU_CTL_ACTIVE_CFG),
> + .intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 9),
> + },
> + {
> + .name = "ctl_1", .id = CTL_1,
> + .base = 0x1200, .len = 0x1dc,
> + .features = BIT(DPU_CTL_ACTIVE_CFG),
> + .intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 10),
> + },
> + {
> + .name = "ctl_2", .id = CTL_2,
> + .base = 0x1400, .len = 0x1dc,
> + .features = BIT(DPU_CTL_ACTIVE_CFG),
> + .intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 11),
> + },
> + {
> + .name = "ctl_3", .id = CTL_3,
> + .base = 0x1600, .len = 0x1dc,
> + .features = BIT(DPU_CTL_ACTIVE_CFG),
> + .intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 12),
> + },
> +};
> +
> +static const struct dpu_sspp_cfg sm6350_sspp[] = {
> + SSPP_BLK("sspp_0", SSPP_VIG0, 0x4000, 0x1f8, VIG_SC7180_MASK,
> + sc7180_vig_sblk_0, 0, SSPP_TYPE_VIG, DPU_CLK_CTRL_VIG0),
> + SSPP_BLK("sspp_8", SSPP_DMA0, 0x24000, 0x1f8, DMA_SDM845_MASK,
> + sdm845_dma_sblk_0, 1, SSPP_TYPE_DMA, DPU_CLK_CTRL_DMA0),
> + SSPP_BLK("sspp_9", SSPP_DMA1, 0x26000, 0x1f8, DMA_CURSOR_SDM845_MASK,
> + sdm845_dma_sblk_1, 5, SSPP_TYPE_DMA, DPU_CLK_CTRL_DMA1),
> + SSPP_BLK("sspp_10", SSPP_DMA2, 0x28000, 0x1f8, DMA_CURSOR_SDM845_MASK,
> + sdm845_dma_sblk_2, 9, SSPP_TYPE_DMA, DPU_CLK_CTRL_DMA2),
> +};
> +
> +static const struct dpu_lm_cfg sm6350_lm[] = {
> + LM_BLK("lm_0", LM_0, 0x44000, MIXER_SDM845_MASK,
> + &sc7180_lm_sblk, PINGPONG_0, LM_1, DSPP_0),
> + LM_BLK("lm_1", LM_1, 0x45000, MIXER_SDM845_MASK,
> + &sc7180_lm_sblk, PINGPONG_1, LM_0, 0),
> +};
> +
> +static const struct dpu_dspp_cfg sm6350_dspp[] = {
> + DSPP_BLK("dspp_0", DSPP_0, 0x54000, DSPP_SC7180_MASK,
> + &sm8150_dspp_sblk),
> +};
> +
> +static struct dpu_pingpong_cfg sm6350_pp[] = {
> + PP_BLK("pingpong_0", PINGPONG_0, 0x70000, PINGPONG_SM8150_MASK, 0, sdm845_pp_sblk,
> + DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 8),
> + -1),
> + PP_BLK("pingpong_1", PINGPONG_1, 0x70800, PINGPONG_SM8150_MASK, 0, sdm845_pp_sblk,
> + DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 9),
> + -1),
> +};
> +
> +static const struct dpu_intf_cfg sm6350_intf[] = {
> + INTF_BLK("intf_0", INTF_0, 0x6a000, 0x2c0, INTF_DP, 0, 35, INTF_SC7180_MASK,
I think the length here should be 0x280, it doesn't have TE block.
> + DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
> + DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
> + INTF_BLK_DSI_TE("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 35, INTF_SC7180_MASK,
> + DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
> + DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
> + DPU_IRQ_IDX(MDP_INTF1_TEAR_INTR, 2)),
> +};
> +
> +static const struct dpu_vbif_cfg sm6350_vbif[] = {
Please use sdm845_vbif instead
> + {
> + .name = "vbif_0", .id = VBIF_RT,
> + .base = 0, .len = 0x1044,
> + .features = BIT(DPU_VBIF_QOS_REMAP),
> + .xin_halt_timeout = 0x4000,
> + .qos_rt_tbl = {
> + .npriority_lvl = ARRAY_SIZE(sdm845_rt_pri_lvl),
> + .priority_lvl = sdm845_rt_pri_lvl,
> + },
> + .qos_nrt_tbl = {
> + .npriority_lvl = ARRAY_SIZE(sdm845_nrt_pri_lvl),
> + .priority_lvl = sdm845_nrt_pri_lvl,
> + },
> + .memtype_count = 14,
> + .memtype = {3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3},
> + },
> +};
> +
> +static const struct dpu_perf_cfg sm6350_perf_data = {
> + .max_bw_low = 4200000,
> + .max_bw_high = 5100000,
> + .min_core_ib = 2500000,
> + .min_llcc_ib = 0,
> + .min_dram_ib = 1600000,
> + .min_prefill_lines = 35,
> + /* TODO: confirm danger_lut_tbl */
> + .danger_lut_tbl = {0xffff, 0xffff, 0x0},
> + .safe_lut_tbl = {0xff00, 0xff00, 0xffff},
> + .qos_lut_tbl = {
> + {.nentry = ARRAY_SIZE(sm6350_qos_linear_macrotile),
> + .entries = sm6350_qos_linear_macrotile
> + },
> + {.nentry = ARRAY_SIZE(sm6350_qos_linear_macrotile),
> + .entries = sm6350_qos_linear_macrotile
> + },
> + {.nentry = ARRAY_SIZE(sc7180_qos_nrt),
> + .entries = sc7180_qos_nrt
> + },
> + },
> + .cdp_cfg = {
> + {.rd_enable = 1, .wr_enable = 1},
> + {.rd_enable = 1, .wr_enable = 0}
> + },
> + .clk_inefficiency_factor = 105,
> + .bw_inefficiency_factor = 120,
> +};
> +
> +const struct dpu_mdss_cfg dpu_sm6350_cfg = {
> + .caps = &sm6350_dpu_caps,
> + .ubwc = &sm6350_ubwc_cfg,
> + .mdp_count = ARRAY_SIZE(sm6350_mdp),
> + .mdp = sm6350_mdp,
> + .ctl_count = ARRAY_SIZE(sm6350_ctl),
> + .ctl = sm6350_ctl,
> + .sspp_count = ARRAY_SIZE(sm6350_sspp),
> + .sspp = sm6350_sspp,
> + .mixer_count = ARRAY_SIZE(sm6350_lm),
> + .mixer = sm6350_lm,
> + .dspp_count = ARRAY_SIZE(sm6350_dspp),
> + .dspp = sm6350_dspp,
> + .pingpong_count = ARRAY_SIZE(sm6350_pp),
> + .pingpong = sm6350_pp,
> + .intf_count = ARRAY_SIZE(sm6350_intf),
> + .intf = sm6350_intf,
> + .vbif_count = ARRAY_SIZE(sm6350_vbif),
> + .vbif = sm6350_vbif,
> + .reg_dma_count = 1,
> + .dma_cfg = &sm8250_regdma,
> + .perf = &sm6350_perf_data,
> + .mdss_irqs = BIT(MDP_SSPP_TOP0_INTR) | \
> + BIT(MDP_SSPP_TOP0_INTR2) | \
> + BIT(MDP_SSPP_TOP0_HIST_INTR) | \
> + BIT(MDP_INTF0_INTR) | \
> + BIT(MDP_INTF1_INTR) | \
> + BIT(MDP_INTF1_TEAR_INTR),
> +};
> +
> +#endif
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
> index 9daeaccc4f52..5ef1dffc27dc 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
> @@ -748,6 +748,10 @@ static const struct dpu_qos_lut_entry sc7180_qos_linear[] = {
> {.fl = 0, .lut = 0x0011222222335777},
> };
>
> +static const struct dpu_qos_lut_entry sm6350_qos_linear_macrotile[] = {
> + {.fl = 0, .lut = 0x0011223445566777 },
> +};
> +
> static const struct dpu_qos_lut_entry sm8150_qos_linear[] = {
> {.fl = 0, .lut = 0x0011222222223357 },
> };
> @@ -803,6 +807,7 @@ static const struct dpu_qos_lut_entry sc7180_qos_nrt[] = {
> #include "catalog/dpu_6_0_sm8250.h"
> #include "catalog/dpu_6_2_sc7180.h"
> #include "catalog/dpu_6_3_sm6115.h"
> +#include "catalog/dpu_6_4_sm6350.h"
> #include "catalog/dpu_6_5_qcm2290.h"
>
> #include "catalog/dpu_7_0_sm8350.h"
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> index e9237321df77..67ff78e7bc99 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> @@ -880,6 +880,7 @@ extern const struct dpu_mdss_cfg dpu_sc8180x_cfg;
> extern const struct dpu_mdss_cfg dpu_sm8250_cfg;
> extern const struct dpu_mdss_cfg dpu_sc7180_cfg;
> extern const struct dpu_mdss_cfg dpu_sm6115_cfg;
> +extern const struct dpu_mdss_cfg dpu_sm6350_cfg;
> extern const struct dpu_mdss_cfg dpu_qcm2290_cfg;
> extern const struct dpu_mdss_cfg dpu_sm8350_cfg;
> extern const struct dpu_mdss_cfg dpu_sc7280_cfg;
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
> index 0e7a68714e9e..46be7ad8d615 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
> @@ -1286,6 +1286,7 @@ static const struct of_device_id dpu_dt_match[] = {
> { .compatible = "qcom,sc8180x-dpu", .data = &dpu_sc8180x_cfg, },
> { .compatible = "qcom,sc8280xp-dpu", .data = &dpu_sc8280xp_cfg, },
> { .compatible = "qcom,sm6115-dpu", .data = &dpu_sm6115_cfg, },
> + { .compatible = "qcom,sm6350-dpu", .data = &dpu_sm6350_cfg, },
> { .compatible = "qcom,sm8150-dpu", .data = &dpu_sm8150_cfg, },
> { .compatible = "qcom,sm8250-dpu", .data = &dpu_sm8250_cfg, },
> { .compatible = "qcom,sm8350-dpu", .data = &dpu_sm8350_cfg, },
>
--
With best wishes
Dmitry
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