[PATCH 2/2] drm/msm/disp/dpu1: add support for display on SM6115

From: Adam Skladowski
Date: Sun Nov 20 2022 - 08:42:00 EST


Add required display hw catalog changes for SM6115.

Signed-off-by: Adam Skladowski <a39.skl@xxxxxxxxx>
---
.../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 87 +++++++++++++++++++
.../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 1 +
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 1 +
drivers/gpu/drm/msm/msm_mdss.c | 5 ++
4 files changed, 94 insertions(+)

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 1ce237e18506..4fed544c1356 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
@@ -321,6 +321,18 @@ static const struct dpu_caps sc7180_dpu_caps = {
.pixel_ram_size = DEFAULT_PIXEL_RAM_SIZE,
};

+static const struct dpu_caps sm6115_dpu_caps = {
+ .max_mixer_width = DEFAULT_DPU_OUTPUT_LINE_WIDTH,
+ .max_mixer_blendstages = 0x4,
+ .qseed_type = DPU_SSPP_SCALER_QSEED3LITE,
+ .smart_dma_rev = DPU_SSPP_SMART_DMA_V2, /* TODO: v2.5 */
+ .ubwc_version = DPU_HW_UBWC_VER_20,
+ .has_dim_layer = true,
+ .has_idle_pc = true,
+ .max_linewidth = 2160,
+ .pixel_ram_size = DEFAULT_PIXEL_RAM_SIZE,
+};
+
static const struct dpu_caps sm8150_dpu_caps = {
.max_mixer_width = DEFAULT_DPU_OUTPUT_LINE_WIDTH,
.max_mixer_blendstages = 0xb,
@@ -475,6 +487,19 @@ static const struct dpu_mdp_cfg sc8180x_mdp[] = {
},
};

+static const struct dpu_mdp_cfg sm6115_mdp[] = {
+ {
+ .name = "top_0", .id = MDP_TOP,
+ .base = 0x0, .len = 0x494,
+ .features = 0,
+ .highest_bank_bit = 0x1,
+ .clk_ctrls[DPU_CLK_CTRL_VIG0] = {
+ .reg_off = 0x2AC, .bit_off = 0},
+ .clk_ctrls[DPU_CLK_CTRL_DMA0] = {
+ .reg_off = 0x2AC, .bit_off = 8},
+ },
+};
+
static const struct dpu_mdp_cfg sm8250_mdp[] = {
{
.name = "top_0", .id = MDP_TOP,
@@ -852,6 +877,16 @@ static const struct dpu_sspp_cfg sc7180_sspp[] = {
sdm845_dma_sblk_2, 9, SSPP_TYPE_DMA, DPU_CLK_CTRL_CURSOR1),
};

+static const struct dpu_sspp_sub_blks sm6115_vig_sblk_0 =
+ _VIG_SBLK("0", 2, DPU_SSPP_SCALER_QSEED3LITE);
+
+static const struct dpu_sspp_cfg sm6115_sspp[] = {
+ SSPP_BLK("sspp_0", SSPP_VIG0, 0x4000, VIG_SM8250_MASK,
+ sm6115_vig_sblk_0, 0, SSPP_TYPE_VIG, DPU_CLK_CTRL_VIG0),
+ SSPP_BLK("sspp_8", SSPP_DMA0, 0x24000, DMA_SDM845_MASK,
+ sdm845_dma_sblk_0, 1, SSPP_TYPE_DMA, DPU_CLK_CTRL_DMA0),
+};
+
static const struct dpu_sspp_sub_blks sm8250_vig_sblk_0 =
_VIG_SBLK("0", 5, DPU_SSPP_SCALER_QSEED3LITE);
static const struct dpu_sspp_sub_blks sm8250_vig_sblk_1 =
@@ -1590,6 +1625,35 @@ static const struct dpu_perf_cfg sc7180_perf_data = {
.bw_inefficiency_factor = 120,
};

+static const struct dpu_perf_cfg sm6115_perf_data = {
+ .max_bw_low = 3100000,
+ .max_bw_high = 4000000,
+ .min_core_ib = 2400000,
+ .min_llcc_ib = 800000,
+ .min_dram_ib = 800000,
+ .min_prefill_lines = 24,
+ .danger_lut_tbl = {0xff, 0xffff, 0x0},
+ .safe_lut_tbl = {0xfff0, 0xff00, 0xffff},
+ .qos_lut_tbl = {
+ {.nentry = ARRAY_SIZE(sc7180_qos_linear),
+ .entries = sc7180_qos_linear
+ },
+ {.nentry = ARRAY_SIZE(sc7180_qos_macrotile),
+ .entries = sc7180_qos_macrotile
+ },
+ {.nentry = ARRAY_SIZE(sc7180_qos_nrt),
+ .entries = sc7180_qos_nrt
+ },
+ /* TODO: macrotile-qseed is different from macrotile */
+ },
+ .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_perf_cfg sm8150_perf_data = {
.max_bw_low = 12800000,
.max_bw_high = 12800000,
@@ -1801,6 +1865,28 @@ static const struct dpu_mdss_cfg sc7180_dpu_cfg = {
.mdss_irqs = IRQ_SC7180_MASK,
};

+static const struct dpu_mdss_cfg sm6115_dpu_cfg = {
+ .caps = &sm6115_dpu_caps,
+ .mdp_count = ARRAY_SIZE(sm6115_mdp),
+ .mdp = sm6115_mdp,
+ .ctl_count = ARRAY_SIZE(qcm2290_ctl),
+ .ctl = qcm2290_ctl,
+ .sspp_count = ARRAY_SIZE(sm6115_sspp),
+ .sspp = sm6115_sspp,
+ .mixer_count = ARRAY_SIZE(qcm2290_lm),
+ .mixer = qcm2290_lm,
+ .dspp_count = ARRAY_SIZE(qcm2290_dspp),
+ .dspp = qcm2290_dspp,
+ .pingpong_count = ARRAY_SIZE(qcm2290_pp),
+ .pingpong = qcm2290_pp,
+ .intf_count = ARRAY_SIZE(qcm2290_intf),
+ .intf = qcm2290_intf,
+ .vbif_count = ARRAY_SIZE(sdm845_vbif),
+ .vbif = sdm845_vbif,
+ .perf = &sm6115_perf_data,
+ .mdss_irqs = IRQ_SC7180_MASK,
+};
+
static const struct dpu_mdss_cfg sm8150_dpu_cfg = {
.caps = &sm8150_dpu_caps,
.mdp_count = ARRAY_SIZE(sdm845_mdp),
@@ -1935,6 +2021,7 @@ static const struct dpu_mdss_hw_cfg_handler cfg_handler[] = {
{ .hw_rev = DPU_HW_VER_510, .dpu_cfg = &sc8180x_dpu_cfg},
{ .hw_rev = DPU_HW_VER_600, .dpu_cfg = &sm8250_dpu_cfg},
{ .hw_rev = DPU_HW_VER_620, .dpu_cfg = &sc7180_dpu_cfg},
+ { .hw_rev = DPU_HW_VER_630, .dpu_cfg = &sm6115_dpu_cfg},
{ .hw_rev = DPU_HW_VER_650, .dpu_cfg = &qcm2290_dpu_cfg},
{ .hw_rev = DPU_HW_VER_720, .dpu_cfg = &sc7280_dpu_cfg},
};
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 38aa38ab1568..3b645d5aa9aa 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
@@ -44,6 +44,7 @@
#define DPU_HW_VER_510 DPU_HW_VER(5, 1, 1) /* sc8180 */
#define DPU_HW_VER_600 DPU_HW_VER(6, 0, 0) /* sm8250 */
#define DPU_HW_VER_620 DPU_HW_VER(6, 2, 0) /* sc7180 v1.0 */
+#define DPU_HW_VER_630 DPU_HW_VER(6, 3, 0) /* sm6115|sm4250 */
#define DPU_HW_VER_650 DPU_HW_VER(6, 5, 0) /* qcm2290|sm4125 */
#define DPU_HW_VER_720 DPU_HW_VER(7, 2, 0) /* sc7280 */

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index f3660cd14f4f..b71199511a52 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1292,6 +1292,7 @@ static const struct of_device_id dpu_dt_match[] = {
{ .compatible = "qcom,sc7180-dpu", },
{ .compatible = "qcom,sc7280-dpu", },
{ .compatible = "qcom,sc8180x-dpu", },
+ { .compatible = "qcom,sm6115-dpu", },
{ .compatible = "qcom,sm8150-dpu", },
{ .compatible = "qcom,sm8250-dpu", },
{}
diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c
index 6a4549ef34d4..86b28add1fff 100644
--- a/drivers/gpu/drm/msm/msm_mdss.c
+++ b/drivers/gpu/drm/msm/msm_mdss.c
@@ -280,6 +280,10 @@ static int msm_mdss_enable(struct msm_mdss *msm_mdss)
/* UBWC_2_0 */
msm_mdss_setup_ubwc_dec_20(msm_mdss, 0x1e);
break;
+ case DPU_HW_VER_630:
+ /* UBWC_2_0 */
+ msm_mdss_setup_ubwc_dec_20(msm_mdss, 0x11f);
+ break;
case DPU_HW_VER_720:
msm_mdss_setup_ubwc_dec_40(msm_mdss, UBWC_3_0, 6, 1, 1, 1);
break;
@@ -509,6 +513,7 @@ static const struct of_device_id mdss_dt_match[] = {
{ .compatible = "qcom,sc7180-mdss" },
{ .compatible = "qcom,sc7280-mdss" },
{ .compatible = "qcom,sc8180x-mdss" },
+ { .compatible = "qcom,sm6115-mdss" },
{ .compatible = "qcom,sm8150-mdss" },
{ .compatible = "qcom,sm8250-mdss" },
{}
--
2.25.1