[RFC PATCH 2/3] drm/msm/dpu: add support for MSM8937
Dmitry Baryshkov
dmitry.baryshkov at linaro.org
Sat Sep 23 21:49:11 UTC 2023
Experimental support for MSM8937, which has MDP5 v1.14. It looks like
trimmed down version of MSM8996. Less SSPP, LM and PP blocks. No DSC,
etc.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
.../msm/disp/dpu1/catalog/dpu_1_14_msm8937.h | 213 ++++++++++++++++++
.../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 1 +
.../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 1 +
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 1 +
4 files changed, 216 insertions(+)
create mode 100644 drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_1_14_msm8937.h
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_1_14_msm8937.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_1_14_msm8937.h
new file mode 100644
index 000000000000..1018d38f8ace
--- /dev/null
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_1_14_msm8937.h
@@ -0,0 +1,213 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2023, Linaro Limited
+ */
+
+#ifndef _DPU_1_14_MSM8937_H
+#define _DPU_1_14_MSM8937_H
+
+static const struct dpu_caps msm8937_dpu_caps = {
+ .max_mixer_width = DEFAULT_DPU_LINE_WIDTH,
+ .max_mixer_blendstages = 0x4,
+ .max_linewidth = DEFAULT_DPU_LINE_WIDTH,
+ .pixel_ram_size = 40 * 1024,
+ .max_hdeci_exp = MAX_HORZ_DECIMATION,
+ .max_vdeci_exp = MAX_VERT_DECIMATION,
+};
+
+static const struct dpu_mdp_cfg msm8937_mdp[] = {
+ {
+ .name = "top_0",
+ .base = 0x0, .len = 0x454,
+ .features = BIT(DPU_MDP_VSYNC_SEL),
+ .clk_ctrls = {
+ [DPU_CLK_CTRL_VIG0] = { .reg_off = 0x2ac, .bit_off = 0 },
+ [DPU_CLK_CTRL_RGB0] = { .reg_off = 0x2ac, .bit_off = 4 },
+ [DPU_CLK_CTRL_RGB1] = { .reg_off = 0x2b4, .bit_off = 4 },
+ [DPU_CLK_CTRL_DMA0] = { .reg_off = 0x2ac, .bit_off = 8 },
+ [DPU_CLK_CTRL_CURSOR0] = { .reg_off = 0x3a8, .bit_off = 16 },
+ },
+ },
+};
+
+static const struct dpu_ctl_cfg msm8937_ctl[] = {
+ {
+ .name = "ctl_0", .id = CTL_0,
+ .base = 0x1000, .len = 0x64,
+ .intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 9),
+ }, {
+ .name = "ctl_1", .id = CTL_1,
+ .base = 0x1200, .len = 0x64,
+ .intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 10),
+ }, {
+ .name = "ctl_2", .id = CTL_2,
+ .base = 0x1400, .len = 0x64,
+ .intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 11),
+ },
+};
+
+static const struct dpu_sspp_cfg msm8937_sspp[] = {
+ {
+ .name = "sspp_0", .id = SSPP_VIG0,
+ .base = 0x4000, .len = 0x150,
+ .features = VIG_MSM8953_MASK,
+ .sblk = &dpu_vig_sblk_qseed2,
+ .xin_id = 0,
+ .type = SSPP_TYPE_VIG,
+ .clk_ctrl = DPU_CLK_CTRL_VIG0,
+ }, {
+ .name = "sspp_4", .id = SSPP_RGB0,
+ .base = 0x14000, .len = 0x150,
+ .features = RGB_MSM8953_MASK,
+ .sblk = &dpu_rgb_sblk,
+ .xin_id = 1,
+ .type = SSPP_TYPE_RGB,
+ .clk_ctrl = DPU_CLK_CTRL_RGB0,
+ }, {
+ .name = "sspp_5", .id = SSPP_RGB1,
+ .base = 0x16000, .len = 0x150,
+ .features = RGB_MSM8953_MASK,
+ .sblk = &dpu_rgb_sblk,
+ .xin_id = 5,
+ .type = SSPP_TYPE_RGB,
+ .clk_ctrl = DPU_CLK_CTRL_RGB1,
+ }, {
+ .name = "sspp_8", .id = SSPP_DMA0,
+ .base = 0x24000, .len = 0x150,
+ .features = DMA_MSM8953_MASK | BIT(DPU_SSPP_CURSOR),
+ .sblk = &dpu_dma_sblk,
+ .xin_id = 2,
+ .type = SSPP_TYPE_DMA,
+ .clk_ctrl = DPU_CLK_CTRL_DMA0,
+ },
+};
+
+static const struct dpu_lm_cfg msm8937_lm[] = {
+ {
+ .name = "lm_0", .id = LM_0,
+ .base = 0x44000, .len = 0x320,
+ .sblk = &msm8998_lm_sblk,
+ .lm_pair = LM_1,
+ .pingpong = PINGPONG_0,
+ .dspp = DSPP_0,
+ }, {
+ .name = "lm_1", .id = LM_1,
+ .base = 0x45000, .len = 0x320,
+ .sblk = &msm8998_lm_sblk,
+ .lm_pair = LM_0,
+ .pingpong = PINGPONG_1,
+ },
+};
+
+static const struct dpu_pingpong_cfg msm8937_pp[] = {
+ {
+ .name = "pingpong_0", .id = PINGPONG_0,
+ .base = 0x70000, .len = 0xd4,
+ .features = PINGPONG_MSM8996_MASK,
+ .sblk = &msm8996_pp_sblk,
+ .intr_done = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 8),
+ .intr_rdptr = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 12),
+ }, {
+ .name = "pingpong_1", .id = PINGPONG_1,
+ .base = 0x70800, .len = 0xd4,
+ .features = PINGPONG_MSM8996_MASK,
+ .sblk = &msm8996_pp_sblk,
+ .intr_done = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 9),
+ .intr_rdptr = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 13),
+ },
+};
+
+static const struct dpu_dspp_cfg msm8937_dspp[] = {
+ {
+ .name = "dspp_0", .id = DSPP_0,
+ .base = 0x54000, .len = 0x1800,
+ .features = DSPP_SC7180_MASK,
+ .sblk = &msm8998_dspp_sblk,
+ },
+};
+
+static const struct dpu_intf_cfg msm8937_intf[] = {
+ {
+ .name = "intf_1", .id = INTF_1,
+ .base = 0x6a800, .len = 0x268,
+ .type = INTF_DSI,
+ .controller_id = MSM_DSI_CONTROLLER_0,
+ .prog_fetch_lines_worst_case = 14,
+ .intr_underrun = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
+ .intr_vsync = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+ .intr_tear_rd_ptr = -1,
+ }, {
+ .name = "intf_2", .id = INTF_2,
+ .base = 0x6b000, .len = 0x268,
+ .type = INTF_DSI,
+ .controller_id = MSM_DSI_CONTROLLER_1,
+ .prog_fetch_lines_worst_case = 14,
+ .intr_underrun = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
+ .intr_vsync = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
+ .intr_tear_rd_ptr = -1,
+ },
+};
+
+static const struct dpu_perf_cfg msm8937_perf_data = {
+ .max_bw_low = 3100000,
+ .max_bw_high = 3100000,
+ .min_core_ib = 2400000,
+ .min_llcc_ib = 0, /* No LLCC on this SoC */
+ .min_dram_ib = 800000,
+ .undersized_prefill_lines = 2,
+ .xtra_prefill_lines = 2,
+ .dest_scale_prefill_lines = 3,
+ .macrotile_prefill_lines = 4,
+ .yuv_nv12_prefill_lines = 8,
+ .linear_prefill_lines = 1,
+ .downscaling_prefill_lines = 1,
+ .amortizable_threshold = 25,
+ .min_prefill_lines = 14,
+ .danger_lut_tbl = {0xf, 0xffff, 0x0},
+ .safe_lut_tbl = {0xfffc, 0xff00, 0xffff},
+ .qos_lut_tbl = {
+ {.nentry = ARRAY_SIZE(msm8998_qos_linear),
+ .entries = msm8998_qos_linear
+ },
+ {.nentry = ARRAY_SIZE(msm8998_qos_macrotile),
+ .entries = msm8998_qos_macrotile
+ },
+ {.nentry = ARRAY_SIZE(msm8998_qos_nrt),
+ .entries = msm8998_qos_nrt
+ },
+ },
+ .cdp_cfg = {
+ {.rd_enable = 1, .wr_enable = 1},
+ {.rd_enable = 1, .wr_enable = 0}
+ },
+ .clk_inefficiency_factor = 105,
+ .bw_inefficiency_factor = 120,
+};
+
+static const struct dpu_mdss_version msm8937_mdss_ver = {
+ .core_major_ver = 1,
+ .core_minor_ver = 14,
+};
+
+const struct dpu_mdss_cfg dpu_msm8937_cfg = {
+ .mdss_ver = &msm8937_mdss_ver,
+ .caps = &msm8937_dpu_caps,
+ .mdp = msm8937_mdp,
+ .ctl_count = ARRAY_SIZE(msm8937_ctl),
+ .ctl = msm8937_ctl,
+ .sspp_count = ARRAY_SIZE(msm8937_sspp),
+ .sspp = msm8937_sspp,
+ .mixer_count = ARRAY_SIZE(msm8937_lm),
+ .mixer = msm8937_lm,
+ .dspp_count = ARRAY_SIZE(msm8937_dspp),
+ .dspp = msm8937_dspp,
+ .pingpong_count = ARRAY_SIZE(msm8937_pp),
+ .pingpong = msm8937_pp,
+ .intf_count = ARRAY_SIZE(msm8937_intf),
+ .intf = msm8937_intf,
+ .vbif_count = ARRAY_SIZE(msm8996_vbif),
+ .vbif = msm8996_vbif,
+ .perf = &msm8937_perf_data,
+};
+
+#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 20e31115e26d..392ba30d30b7 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
@@ -716,6 +716,7 @@ static const struct dpu_qos_lut_entry sc7180_qos_nrt[] = {
*************************************************************/
#include "catalog/dpu_1_7_msm8996.h"
+#include "catalog/dpu_1_14_msm8937.h"
#include "catalog/dpu_1_16_msm8953.h"
#include "catalog/dpu_3_0_msm8998.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 58891a19d2b0..a9a12580c8c6 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
@@ -822,6 +822,7 @@ struct dpu_mdss_cfg {
const struct dpu_format_extended *vig_formats;
};
+extern const struct dpu_mdss_cfg dpu_msm8937_cfg;
extern const struct dpu_mdss_cfg dpu_msm8953_cfg;
extern const struct dpu_mdss_cfg dpu_msm8996_cfg;
extern const struct dpu_mdss_cfg dpu_msm8998_cfg;
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index 5099618bfe11..cebfa6945e9c 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1415,6 +1415,7 @@ static const struct dev_pm_ops dpu_pm_ops = {
};
static const struct of_device_id dpu_dt_match[] = {
+ { .compatible = "qcom,msm8937-mdp5", .data = &dpu_msm8937_cfg, },
{ .compatible = "qcom,msm8953-mdp5", .data = &dpu_msm8953_cfg, },
{ .compatible = "qcom,msm8996-mdp5", .data = &dpu_msm8996_cfg, },
{ .compatible = "qcom,msm8998-dpu", .data = &dpu_msm8998_cfg, },
--
2.39.2
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