linux-kernel - [PATCH 04/12] drm/msm/mdss: Add support for Kaanapali

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20251023075401.1148-5-yuanjie.yang@oss.qualcomm.com>
Date: Thu, 23 Oct 2025 15:53:53 +0800
From: yuanjie yang <yuanjie.yang@....qualcomm.com>
To: robin.clark@....qualcomm.com, lumag@...nel.org, abhinav.kumar@...ux.dev,
        sean@...rly.run, marijn.suijten@...ainline.org, airlied@...il.com,
        simona@...ll.ch, maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
        tzimmermann@...e.de, robh@...nel.org, krzk+dt@...nel.org,
        conor+dt@...nel.org, quic_mkrishn@...cinc.com, jonathan@...ek.ca,
        quic_khsieh@...cinc.com, neil.armstrong@...aro.org
Cc: linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, tingwei.zhang@....qualcomm.com,
        aiqun.yu@....qualcomm.com, yongxing.mou@....qualcomm.com
Subject: [PATCH 04/12] drm/msm/mdss: Add support for Kaanapali

From: Yuanjie Yang <yuanjie.yang@....qualcomm.com>

Add mdss support for the Qualcomm Kaanapali platform.

Signed-off-by: Yongxing Mou <yongxing.mou@....qualcomm.com>
Signed-off-by: Yuanjie Yang <yuanjie.yang@....qualcomm.com>
---
 drivers/gpu/drm/msm/msm_mdss.c | 22 ++++++++++++++++++++++
 include/linux/soc/qcom/ubwc.h  |  1 +
 2 files changed, 23 insertions(+)

diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c
index 2d0e3e784c04..665751d2b999 100644
--- a/drivers/gpu/drm/msm/msm_mdss.c
+++ b/drivers/gpu/drm/msm/msm_mdss.c
@@ -243,6 +243,24 @@ static void msm_mdss_setup_ubwc_dec_50(struct msm_mdss *msm_mdss)
 	writel_relaxed(1, msm_mdss->mmio + REG_MDSS_UBWC_PREDICTION_MODE);
 }
 
+static void msm_mdss_setup_ubwc_dec_60(struct msm_mdss *msm_mdss)
+{
+	const struct qcom_ubwc_cfg_data *data = msm_mdss->mdss_data;
+	u32 value = MDSS_UBWC_STATIC_UBWC_SWIZZLE(data->ubwc_swizzle) |
+		    MDSS_UBWC_STATIC_HIGHEST_BANK_BIT(data->highest_bank_bit);
+
+	if (data->ubwc_bank_spread)
+		value |= MDSS_UBWC_STATIC_UBWC_BANK_SPREAD;
+
+	if (data->macrotile_mode)
+		value |= MDSS_UBWC_STATIC_MACROTILE_MODE;
+
+	writel_relaxed(value, msm_mdss->mmio + REG_MDSS_UBWC_STATIC);
+
+	writel_relaxed(5, msm_mdss->mmio + REG_MDSS_UBWC_CTRL_2);
+	writel_relaxed(1, msm_mdss->mmio + REG_MDSS_UBWC_PREDICTION_MODE);
+}
+
 static int msm_mdss_enable(struct msm_mdss *msm_mdss)
 {
 	int ret, i;
@@ -296,6 +314,9 @@ static int msm_mdss_enable(struct msm_mdss *msm_mdss)
 	case UBWC_5_0:
 		msm_mdss_setup_ubwc_dec_50(msm_mdss);
 		break;
+	case UBWC_6_0:
+		msm_mdss_setup_ubwc_dec_60(msm_mdss);
+		break;
 	default:
 		dev_err(msm_mdss->dev, "Unsupported UBWC decoder version %x\n",
 			msm_mdss->mdss_data->ubwc_dec_version);
@@ -552,6 +573,7 @@ static const struct msm_mdss_data data_153k6 = {
 };
 
 static const struct of_device_id mdss_dt_match[] = {
+	{ .compatible = "qcom,kaanapali-mdss", .data = &data_57k },
 	{ .compatible = "qcom,mdss", .data = &data_153k6 },
 	{ .compatible = "qcom,msm8998-mdss", .data = &data_76k8 },
 	{ .compatible = "qcom,qcm2290-mdss", .data = &data_76k8 },
diff --git a/include/linux/soc/qcom/ubwc.h b/include/linux/soc/qcom/ubwc.h
index 1ed8b1b16bc9..0a4edfe3d96d 100644
--- a/include/linux/soc/qcom/ubwc.h
+++ b/include/linux/soc/qcom/ubwc.h
@@ -52,6 +52,7 @@ struct qcom_ubwc_cfg_data {
 #define UBWC_4_0 0x40000000
 #define UBWC_4_3 0x40030000
 #define UBWC_5_0 0x50000000
+#define UBWC_6_0 0x60000000
 
 #if IS_ENABLED(CONFIG_QCOM_UBWC_CONFIG)
 const struct qcom_ubwc_cfg_data *qcom_ubwc_config_get_data(void);
-- 
2.34.1