From: Yongxing Mou <quic_yongmou@quicinc.com>
To: Rob Clark <robin.clark@oss.qualcomm.com>,
Dmitry Baryshkov <lumag@kernel.org>,
Abhinav Kumar <abhinav.kumar@linux.dev>,
Jessica Zhang <jessica.zhang@oss.qualcomm.com>,
Sean Paul <sean@poorly.run>,
Marijn Suijten <marijn.suijten@somainline.org>,
David Airlie <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>
Cc: <linux-arm-msm@vger.kernel.org>,
<dri-devel@lists.freedesktop.org>,
<freedreno@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>,
"Yongxing Mou" <quic_yongmou@quicinc.com>
Subject: [PATCH v2 14/38] drm/msm/dp: Add catalog support for 3rd/4th stream MST
Date: Mon, 9 Jun 2025 20:21:33 +0800 [thread overview]
Message-ID: <20250609-msm-dp-mst-v2-14-a54d8902a23d@quicinc.com> (raw)
In-Reply-To: <20250609-msm-dp-mst-v2-0-a54d8902a23d@quicinc.com>
To support the 4 streams MST, the link clocks for stream 3/4
are controlled by MST_2_LCLK and MST_3_LCLK. They share the same
definition but have different base addresses. Add corresponding
catalog support to be able to proggram this block.
Signed-off-by: Yongxing Mou <quic_yongmou@quicinc.com>
---
drivers/gpu/drm/msm/dp/dp_catalog.c | 182 ++++++++++++++++++++++++++++++------
drivers/gpu/drm/msm/dp/dp_reg.h | 14 +++
2 files changed, 169 insertions(+), 27 deletions(-)
diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c
index 0f23f69765f63a25650ed6612f1b83338483a142..07d06cd36eea5ea1dd90daf01422b8ecdffb13fe 100644
--- a/drivers/gpu/drm/msm/dp/dp_catalog.c
+++ b/drivers/gpu/drm/msm/dp/dp_catalog.c
@@ -72,6 +72,8 @@ struct dss_io_data {
struct dss_io_region ahb;
struct dss_io_region aux;
struct dss_io_region link;
+ struct dss_io_region mst2_link;
+ struct dss_io_region mst3_link;
struct dss_io_region pixels[DP_STREAM_MAX];
};
@@ -93,6 +95,10 @@ void msm_dp_catalog_snapshot(struct msm_dp_catalog *msm_dp_catalog, struct msm_d
msm_disp_snapshot_add_block(disp_state, dss->ahb.len, dss->ahb.base, "dp_ahb");
msm_disp_snapshot_add_block(disp_state, dss->aux.len, dss->aux.base, "dp_aux");
msm_disp_snapshot_add_block(disp_state, dss->link.len, dss->link.base, "dp_link");
+ msm_disp_snapshot_add_block(disp_state, dss->mst2_link.len, dss->mst2_link.base,
+ "dp_mst2_link");
+ msm_disp_snapshot_add_block(disp_state, dss->mst3_link.len, dss->mst3_link.base,
+ "dp_mst3_link");
for (i = DP_STREAM_0; i < DP_STREAM_MAX; i++) {
sprintf(reg_name, "dp_p%d", i);
msm_disp_snapshot_add_block(disp_state, dss->pixels[i].len,
@@ -165,6 +171,36 @@ static inline void msm_dp_write_link(struct msm_dp_catalog_private *catalog,
writel(data, catalog->io.link.base + offset);
}
+static inline u32 msm_dp_read_mst_link(struct msm_dp_catalog_private *catalog,
+ enum msm_dp_stream_id stream_id, u32 offset)
+{
+ u32 ret = 0;
+
+ if (stream_id == DP_STREAM_2)
+ ret = readl_relaxed(catalog->io.mst2_link.base + offset);
+ else if (stream_id == DP_STREAM_3)
+ ret = readl_relaxed(catalog->io.mst3_link.base + offset);
+ else
+ DRM_ERROR("invalid stream id");
+
+ return ret;
+}
+
+static inline void msm_dp_write_mst_link(struct msm_dp_catalog_private *catalog,
+ enum msm_dp_stream_id stream_id, u32 offset, u32 data)
+{
+ /*
+ * To make sure link reg writes happens before any other operation,
+ * this function uses writel() instread of writel_relaxed()
+ */
+ if (stream_id == DP_STREAM_2)
+ writel(data, catalog->io.mst2_link.base + offset);
+ else if (stream_id == DP_STREAM_3)
+ writel(data, catalog->io.mst3_link.base + offset);
+ else
+ DRM_ERROR("invalid stream id");
+}
+
/* aux related catalog functions */
u32 msm_dp_catalog_aux_read_data(struct msm_dp_catalog *msm_dp_catalog)
{
@@ -329,7 +365,10 @@ void msm_dp_catalog_ctrl_config_ctrl(struct msm_dp_catalog *msm_dp_catalog,
if (stream_id == DP_STREAM_1)
reg_offset = REG_DP1_CONFIGURATION_CTRL - REG_DP_CONFIGURATION_CTRL;
- msm_dp_write_link(catalog, REG_DP_CONFIGURATION_CTRL + reg_offset, cfg);
+ if (stream_id > DP_STREAM_1)
+ msm_dp_write_mst_link(catalog, stream_id, REG_DP_MST_LINK_CONFIGURATION_CTRL, cfg);
+ else
+ msm_dp_write_link(catalog, REG_DP_CONFIGURATION_CTRL + reg_offset, cfg);
drm_dbg_dp(catalog->drm_dev, "stream_id:%d DP_CONFIGURATION_CTRL=0x%x\n",
stream_id, cfg);
@@ -416,7 +455,10 @@ void msm_dp_catalog_ctrl_config_misc(struct msm_dp_catalog *msm_dp_catalog,
if (stream_id == DP_STREAM_1)
reg_offset = REG_DP1_MISC1_MISC0 - REG_DP_MISC1_MISC0;
- misc_val = msm_dp_read_link(catalog, REG_DP_MISC1_MISC0 + reg_offset);
+ if (stream_id > DP_STREAM_1)
+ misc_val = msm_dp_read_mst_link(catalog, stream_id, REG_DP_MST_LINK_MISC1_MISC0);
+ else
+ misc_val = msm_dp_read_link(catalog, REG_DP_MISC1_MISC0 + reg_offset);
/* clear bpp bits */
misc_val &= ~(0x07 << DP_MISC0_TEST_BITS_DEPTH_SHIFT);
@@ -426,7 +468,11 @@ void msm_dp_catalog_ctrl_config_misc(struct msm_dp_catalog *msm_dp_catalog,
misc_val |= DP_MISC0_SYNCHRONOUS_CLK;
drm_dbg_dp(catalog->drm_dev, "misc settings = 0x%x\n", misc_val);
- msm_dp_write_link(catalog, REG_DP_MISC1_MISC0 + reg_offset, misc_val);
+
+ if (stream_id > DP_STREAM_1)
+ msm_dp_write_mst_link(catalog, stream_id, REG_DP_MST_LINK_MISC1_MISC0, misc_val);
+ else
+ msm_dp_write_link(catalog, REG_DP_MISC1_MISC0 + reg_offset, misc_val);
}
void msm_dp_catalog_setup_peripheral_flush(struct msm_dp_catalog *msm_dp_catalog)
@@ -506,9 +552,15 @@ void msm_dp_catalog_ctrl_config_msa(struct msm_dp_catalog *msm_dp_catalog,
if (link_rate_hbr3 == rate)
nvid *= 3;
- drm_dbg_dp(catalog->drm_dev, "mvid=0x%x, nvid=0x%x\n", mvid, nvid);
- msm_dp_write_link(catalog, REG_DP_SOFTWARE_MVID + mvid_reg_off, mvid);
- msm_dp_write_link(catalog, REG_DP_SOFTWARE_NVID + nvid_reg_off, nvid);
+ drm_dbg_dp(catalog->drm_dev, "stream_id:%d mvid=0x%x, nvid=0x%x\n", stream_id, mvid, nvid);
+ if (stream_id > DP_STREAM_1) {
+ msm_dp_write_mst_link(catalog, stream_id, REG_MST_LINK_SOFTWARE_MVID, mvid);
+ msm_dp_write_mst_link(catalog, stream_id, REG_MST_LINK_SOFTWARE_NVID, nvid);
+ } else {
+ msm_dp_write_link(catalog, REG_DP_SOFTWARE_MVID + mvid_reg_off, mvid);
+ msm_dp_write_link(catalog, REG_DP_SOFTWARE_NVID + nvid_reg_off, nvid);
+ }
+
msm_dp_write_pn(catalog, stream_id, MMSS_DP_DSC_DTO, 0x0);
}
@@ -878,10 +930,21 @@ int msm_dp_catalog_panel_timing_cfg(struct msm_dp_catalog *msm_dp_catalog,
if (stream_id == DP_STREAM_1)
offset = REG_DP1_TOTAL_HOR_VER - REG_DP_TOTAL_HOR_VER;
- msm_dp_write_link(catalog, REG_DP_TOTAL_HOR_VER + offset, total);
- msm_dp_write_link(catalog, REG_DP_START_HOR_VER_FROM_SYNC + offset, sync_start);
- msm_dp_write_link(catalog, REG_DP_HSYNC_VSYNC_WIDTH_POLARITY + offset, width_blanking);
- msm_dp_write_link(catalog, REG_DP_ACTIVE_HOR_VER + offset, msm_dp_active);
+ if (stream_id > DP_STREAM_1) {
+ msm_dp_write_mst_link(catalog, stream_id, REG_DP_MST_LINK_TOTAL_HOR_VER, total);
+ msm_dp_write_mst_link(catalog, stream_id, REG_DP_MST_LINK_START_HOR_VER_FROM_SYNC,
+ sync_start);
+ msm_dp_write_mst_link(catalog, stream_id,
+ REG_DP_MST_LINK_HSYNC_VSYNC_WIDTH_POLARITY, width_blanking);
+ msm_dp_write_mst_link(catalog, stream_id, REG_DP_MST_LINK_ACTIVE_HOR_VER,
+ msm_dp_active);
+ } else {
+ msm_dp_write_link(catalog, REG_DP_TOTAL_HOR_VER + offset, total);
+ msm_dp_write_link(catalog, REG_DP_START_HOR_VER_FROM_SYNC + offset, sync_start);
+ msm_dp_write_link(catalog, REG_DP_HSYNC_VSYNC_WIDTH_POLARITY + offset,
+ width_blanking);
+ msm_dp_write_link(catalog, REG_DP_ACTIVE_HOR_VER + offset, msm_dp_active);
+ }
reg = msm_dp_read_pn(catalog, stream_id, MMSS_DP_INTF_CONFIG);
@@ -914,13 +977,24 @@ static void msm_dp_catalog_panel_send_vsc_sdp(struct msm_dp_catalog *msm_dp_cata
msm_dp_utils_pack_sdp_header(&vsc_sdp->sdp_header, header);
- msm_dp_write_link(catalog, MMSS_DP_GENERIC0_0 + msm_dp_generic_offset, header[0]);
- msm_dp_write_link(catalog, MMSS_DP_GENERIC0_1 + msm_dp_generic_offset, header[1]);
+ if (stream_id > DP_STREAM_1) {
+ msm_dp_write_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_GENERIC0_0, header[0]);
+ msm_dp_write_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_GENERIC0_1, header[1]);
+ } else {
+ msm_dp_write_link(catalog, MMSS_DP_GENERIC0_0 + msm_dp_generic_offset, header[0]);
+ msm_dp_write_link(catalog, MMSS_DP_GENERIC0_1 + msm_dp_generic_offset, header[1]);
+ }
for (i = 0; i < sizeof(vsc_sdp->db); i += 4) {
val = ((vsc_sdp->db[i]) | (vsc_sdp->db[i + 1] << 8) | (vsc_sdp->db[i + 2] << 16) |
(vsc_sdp->db[i + 3] << 24));
- msm_dp_write_link(catalog, MMSS_DP_GENERIC0_2 + i + msm_dp_generic_offset, val);
+
+ if (stream_id > DP_STREAM_1)
+ msm_dp_write_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_GENERIC0_2 + i,
+ val);
+ else
+ msm_dp_write_link(catalog, MMSS_DP_GENERIC0_2 + i + msm_dp_generic_offset,
+ val);
}
}
@@ -938,8 +1012,13 @@ static void msm_dp_catalog_panel_update_sdp(struct msm_dp_catalog *msm_dp_catalo
hw_revision = msm_dp_catalog_hw_revision(msm_dp_catalog);
if (hw_revision < DP_HW_VERSION_1_2 && hw_revision >= DP_HW_VERSION_1_0) {
- msm_dp_write_link(catalog, MMSS_DP_SDP_CFG3 + sdp_cfg3_offset, 0x01);
- msm_dp_write_link(catalog, MMSS_DP_SDP_CFG3 + sdp_cfg3_offset, 0x00);
+ if (stream_id > DP_STREAM_1) {
+ msm_dp_write_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG3, 0x01);
+ msm_dp_write_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG3, 0x00);
+ } else {
+ msm_dp_write_link(catalog, MMSS_DP_SDP_CFG3 + sdp_cfg3_offset, 0x01);
+ msm_dp_write_link(catalog, MMSS_DP_SDP_CFG3 + sdp_cfg3_offset, 0x00);
+ }
}
}
@@ -960,15 +1039,27 @@ void msm_dp_catalog_panel_enable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog,
sdp_cfg2_offset = MMSS_DP1_SDP_CFG2 - MMSS_DP_SDP_CFG2;
}
- cfg = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG + sdp_cfg_offset);
- cfg2 = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG2 + sdp_cfg2_offset);
- misc = msm_dp_read_link(catalog, REG_DP_MISC1_MISC0 + misc_reg_offset);
+ if (stream_id > DP_STREAM_1) {
+ cfg = msm_dp_read_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG);
+ cfg2 = msm_dp_read_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG2);
+ misc = msm_dp_read_mst_link(catalog, stream_id, REG_DP_MST_LINK_MISC1_MISC0);
+ } else {
+ cfg = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG + sdp_cfg_offset);
+ cfg2 = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG2 + sdp_cfg2_offset);
+ misc = msm_dp_read_link(catalog, REG_DP_MISC1_MISC0 + misc_reg_offset);
+ }
cfg |= GEN0_SDP_EN;
- msm_dp_write_link(catalog, MMSS_DP_SDP_CFG + sdp_cfg_offset, cfg);
+ if (stream_id > DP_STREAM_1)
+ msm_dp_write_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG, cfg);
+ else
+ msm_dp_write_link(catalog, MMSS_DP_SDP_CFG + sdp_cfg_offset, cfg);
cfg2 |= GENERIC0_SDPSIZE_VALID;
- msm_dp_write_link(catalog, MMSS_DP_SDP_CFG2 + sdp_cfg2_offset, cfg2);
+ if (stream_id > DP_STREAM_1)
+ msm_dp_write_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG2, cfg2);
+ else
+ msm_dp_write_link(catalog, MMSS_DP_SDP_CFG2 + sdp_cfg2_offset, cfg2);
msm_dp_catalog_panel_send_vsc_sdp(msm_dp_catalog, stream_id, vsc_sdp);
@@ -979,7 +1070,10 @@ void msm_dp_catalog_panel_enable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog,
pr_debug("misc settings = 0x%x\n", misc);
- msm_dp_write_link(catalog, REG_DP_MISC1_MISC0 + misc_reg_offset, misc);
+ if (stream_id > DP_STREAM_1)
+ msm_dp_write_mst_link(catalog, stream_id, REG_DP_MST_LINK_MISC1_MISC0, misc);
+ else
+ msm_dp_write_link(catalog, REG_DP_MISC1_MISC0 + misc_reg_offset, misc);
msm_dp_catalog_panel_update_sdp(msm_dp_catalog, stream_id);
}
@@ -989,18 +1083,39 @@ void msm_dp_catalog_panel_disable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog,
{
struct msm_dp_catalog_private *catalog;
u32 cfg, cfg2, misc;
+ u32 misc_reg_offset = 0;
+ u32 sdp_cfg_offset = 0;
+ u32 sdp_cfg2_offset = 0;
catalog = container_of(msm_dp_catalog, struct msm_dp_catalog_private, msm_dp_catalog);
- cfg = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG);
- cfg2 = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG2);
- misc = msm_dp_read_link(catalog, REG_DP_MISC1_MISC0);
+ if (stream_id == DP_STREAM_1) {
+ misc_reg_offset = REG_DP1_MISC1_MISC0 - REG_DP_MISC1_MISC0;
+ sdp_cfg_offset = MMSS_DP1_SDP_CFG - MMSS_DP_SDP_CFG;
+ sdp_cfg2_offset = MMSS_DP1_SDP_CFG2 - MMSS_DP_SDP_CFG2;
+ }
+
+ if (stream_id > DP_STREAM_1) {
+ cfg = msm_dp_read_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG);
+ cfg2 = msm_dp_read_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG2);
+ misc = msm_dp_read_mst_link(catalog, stream_id, REG_DP_MST_LINK_MISC1_MISC0);
+ } else {
+ cfg = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG + sdp_cfg_offset);
+ cfg2 = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG2 + sdp_cfg2_offset);
+ misc = msm_dp_read_link(catalog, REG_DP_MISC1_MISC0 + misc_reg_offset);
+ }
cfg &= ~GEN0_SDP_EN;
- msm_dp_write_link(catalog, MMSS_DP_SDP_CFG, cfg);
+ if (stream_id > DP_STREAM_1)
+ msm_dp_write_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG, cfg);
+ else
+ msm_dp_write_link(catalog, MMSS_DP_SDP_CFG + sdp_cfg_offset, cfg);
cfg2 &= ~GENERIC0_SDPSIZE_VALID;
- msm_dp_write_link(catalog, MMSS_DP_SDP_CFG2, cfg2);
+ if (stream_id > DP_STREAM_1)
+ msm_dp_write_mst_link(catalog, stream_id, MMSS_DP_MST_LINK_SDP_CFG2, cfg2);
+ else
+ msm_dp_write_link(catalog, MMSS_DP_SDP_CFG2 + sdp_cfg2_offset, cfg2);
/* switch back to MSA */
misc &= ~DP_MISC1_VSC_SDP;
@@ -1008,7 +1123,10 @@ void msm_dp_catalog_panel_disable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog,
drm_dbg_dp(catalog->drm_dev, "vsc sdp enable=0\n");
pr_debug("misc settings = 0x%x\n", misc);
- msm_dp_write_link(catalog, REG_DP_MISC1_MISC0, misc);
+ if (stream_id > DP_STREAM_1)
+ msm_dp_write_mst_link(catalog, stream_id, REG_DP_MST_LINK_MISC1_MISC0, misc);
+ else
+ msm_dp_write_link(catalog, REG_DP_MISC1_MISC0 + misc_reg_offset, misc);
msm_dp_catalog_panel_update_sdp(msm_dp_catalog, stream_id);
}
@@ -1164,6 +1282,16 @@ static int msm_dp_catalog_get_io(struct msm_dp_catalog_private *catalog, int max
DRM_DEBUG_DP("unable to remap p%d region: %pe\n", i,
dss->pixels[i].base);
}
+
+ dss->mst2_link.base = msm_dp_ioremap(pdev, 7, &dss->mst2_link.len);
+ if (IS_ERR(dss->mst2_link.base))
+ DRM_DEBUG_DP("unable to remap mst2_link region: %pe\n",
+ dss->mst2_link.base);
+
+ dss->mst3_link.base = msm_dp_ioremap(pdev, 8, &dss->mst3_link.len);
+ if (IS_ERR(dss->mst3_link.base))
+ DRM_DEBUG_DP("unable to remap mst3_link region: %pe\n",
+ dss->mst3_link.base);
}
return 0;
diff --git a/drivers/gpu/drm/msm/dp/dp_reg.h b/drivers/gpu/drm/msm/dp/dp_reg.h
index 623a58163f7028dcaac2f4d4416ee091db9f5024..06b3d570336347e38fba8cd0dfb44d25046e5950 100644
--- a/drivers/gpu/drm/msm/dp/dp_reg.h
+++ b/drivers/gpu/drm/msm/dp/dp_reg.h
@@ -123,6 +123,7 @@
#define REG_DP_CONFIGURATION_CTRL (0x00000008)
#define REG_DP1_CONFIGURATION_CTRL (0x00000400)
+#define REG_DP_MST_LINK_CONFIGURATION_CTRL (0x00000034)
#define DP_CONFIGURATION_CTRL_SYNC_ASYNC_CLK (0x00000001)
#define DP_CONFIGURATION_CTRL_STATIC_DYNAMIC_CN (0x00000002)
#define DP_CONFIGURATION_CTRL_P_INTERLACED (0x00000004)
@@ -140,15 +141,22 @@
#define REG_DP_SOFTWARE_MVID (0x00000010)
#define REG_DP1_SOFTWARE_MVID (0x00000414)
+#define REG_MST_LINK_SOFTWARE_MVID (0x00000040)
#define REG_DP_SOFTWARE_NVID (0x00000018)
#define REG_DP1_SOFTWARE_NVID (0x00000418)
+#define REG_MST_LINK_SOFTWARE_NVID (0x00000044)
#define REG_DP_TOTAL_HOR_VER (0x0000001C)
#define REG_DP1_TOTAL_HOR_VER (0x0000041C)
+#define REG_DP_MST_LINK_TOTAL_HOR_VER (0x00000048)
#define REG_DP_START_HOR_VER_FROM_SYNC (0x00000020)
+#define REG_DP_MST_LINK_START_HOR_VER_FROM_SYNC (0x0000004C)
#define REG_DP_HSYNC_VSYNC_WIDTH_POLARITY (0x00000024)
+#define REG_DP_MST_LINK_HSYNC_VSYNC_WIDTH_POLARITY (0x00000050)
#define REG_DP_ACTIVE_HOR_VER (0x00000028)
+#define REG_DP_MST_LINK_ACTIVE_HOR_VER (0x00000054)
#define REG_DP_MISC1_MISC0 (0x0000002C)
#define REG_DP1_MISC1_MISC0 (0x0000042C)
+#define REG_DP_MST_LINK_MISC1_MISC0 (0x00000058)
#define DP_MISC0_SYNCHRONOUS_CLK (0x00000001)
#define DP_MISC0_COLORIMETRY_CFG_SHIFT (0x00000001)
@@ -217,9 +225,11 @@
#define MMSS_DP_SDP_CFG (0x00000228)
#define MMSS_DP1_SDP_CFG (0x000004E0)
+#define MMSS_DP_MST_LINK_SDP_CFG (0x0000010c)
#define GEN0_SDP_EN (0x00020000)
#define MMSS_DP_SDP_CFG2 (0x0000022C)
#define MMSS_DP1_SDP_CFG2 (0x000004E4)
+#define MMSS_DP_MST_LINK_SDP_CFG2 (0x0000011c)
#define MMSS_DP_AUDIO_TIMESTAMP_0 (0x00000230)
#define MMSS_DP_AUDIO_TIMESTAMP_1 (0x00000234)
@@ -230,6 +240,7 @@
#define MMSS_DP_SDP_CFG3 (0x0000024c)
#define MMSS_DP1_SDP_CFG3 (0x000004E8)
+#define MMSS_DP_MST_LINK_SDP_CFG3 (0x00000114)
#define UPDATE_SDP (0x00000001)
@@ -281,6 +292,9 @@
#define MMSS_DP_GENERIC1_9 (0x0000034C)
#define MMSS_DP1_GENERIC0_0 (0x00000490)
+#define MMSS_DP_MST_LINK_GENERIC0_0 (0x000000BC)
+#define MMSS_DP_MST_LINK_GENERIC0_1 (0x000000C0)
+#define MMSS_DP_MST_LINK_GENERIC0_2 (0x000000C4)
#define MMSS_DP_VSCEXT_0 (0x000002D0)
#define MMSS_DP_VSCEXT_1 (0x000002D4)
--
2.34.1
next prev parent reply other threads:[~2025-06-09 12:24 UTC|newest]
Thread overview: 108+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-09 12:21 [PATCH v2 00/38] drm/msm/dp: Add MST support for MSM chipsets Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 01/38] drm/msm/dp: split msm_dp_panel_read_sink_caps() into two parts and drop panel drm_edid Yongxing Mou
2025-06-09 12:41 ` Dmitry Baryshkov
2025-06-25 8:43 ` Yongxing Mou
2025-06-25 13:32 ` Dmitry Baryshkov
2025-06-27 7:49 ` Yongxing Mou
2025-06-27 12:40 ` Dmitry Baryshkov
2025-08-06 9:03 ` Yongxing Mou
2025-08-06 10:39 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 02/38] drm/msm/dp: remove dp_display's dp_mode and use dp_panel's instead Yongxing Mou
2025-06-09 12:48 ` Dmitry Baryshkov
2025-06-25 12:34 ` Yongxing Mou
2025-06-25 14:03 ` Dmitry Baryshkov
2025-06-27 8:40 ` Yongxing Mou
2025-06-27 12:44 ` Dmitry Baryshkov
2025-08-06 9:22 ` Yongxing Mou
2025-08-06 10:41 ` Dmitry Baryshkov
2025-06-27 13:37 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 03/38] drm/msm/dp: break up dp_display_enable into two parts Yongxing Mou
2025-06-09 12:59 ` Dmitry Baryshkov
2025-08-06 9:24 ` Yongxing Mou
2025-08-13 9:36 ` Yongxing Mou
2025-08-13 12:59 ` Dmitry Baryshkov
2025-08-14 8:14 ` Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 04/38] drm/msm/dp: re-arrange dp_display_disable() into functional parts Yongxing Mou
2025-06-09 13:05 ` Dmitry Baryshkov
2025-08-06 9:30 ` Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 05/38] drm/msm/dp: allow dp_ctrl stream APIs to use any panel passed to it Yongxing Mou
2025-06-09 13:12 ` Dmitry Baryshkov
2025-08-13 9:52 ` Yongxing Mou
2025-08-13 13:20 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 06/38] drm/msm/dp: move the pixel clock control to its own API Yongxing Mou
2025-06-09 13:16 ` Dmitry Baryshkov
2025-08-13 11:56 ` Yongxing Mou
2025-08-13 13:05 ` Dmitry Baryshkov
2025-08-13 13:21 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 07/38] drm/msm/dp: split dp_ctrl_off() into stream and link parts Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 08/38] drm/msm/dp: make bridge helpers use dp_display to allow re-use Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 09/38] drm/msm/dp: separate dp_display_prepare() into its own API Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 10/38] drm/msm/dp: introduce the max_streams for dp controller Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 11/38] drm/msm/dp: introduce stream_id for each DP panel Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 12/38] drm/msm/dp: add support for programming p1/p2/p3 register block Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 13/38] drm/msm/dp: use stream_id to change offsets in dp_catalog Yongxing Mou
2025-06-09 12:21 ` Yongxing Mou [this message]
2025-06-09 12:21 ` [PATCH v2 15/38] drm/msm/dp: add support to send ACT packets for MST Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 16/38] drm/msm/dp: add support to program mst support in mainlink Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 17/38] drm/msm/dp: no need to update tu calculation for mst Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 18/38] drm/msm/dp: add support for mst channel slot allocation Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 19/38] drm/msm/dp: add support to send vcpf packets in dp controller Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 20/38] drm/msm/dp: always program MST_FIFO_CONSTANT_FILL for MST Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 21/38] drm/msm/dp: abstract out the dp_display stream helpers to accept a panel Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 22/38] drm/msm/dp: move link related operations to dp_display_unprepare() Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 23/38] drm/msm/dp: replace power_on with active_stream_cnt for dp_display Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 24/38] drm/msm/dp: make the SST bridge disconnected when mst is active Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 25/38] drm/msm/dp: add an API to initialize MST on sink side Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 26/38] drm/msm/dp: skip reading the EDID for MST cases Yongxing Mou
2025-06-09 15:58 ` Dmitry Baryshkov
2025-08-14 8:22 ` Yongxing Mou
2025-08-14 9:27 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 27/38] drm/msm/dp: add dp_display_get_panel() to initialize DP panel Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 28/38] drm/msm/dp: add dp_mst_drm to manage DP MST bridge operations Yongxing Mou
2025-06-09 15:57 ` Dmitry Baryshkov
2025-06-11 11:39 ` Yongxing Mou
2025-06-11 14:27 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 29/38] drm/msm/dp: add connector abstraction for DP MST Yongxing Mou
2025-06-09 15:44 ` Dmitry Baryshkov
2025-06-11 12:06 ` Yongxing Mou
2025-06-11 14:31 ` Dmitry Baryshkov
2025-06-16 14:09 ` Yongxing Mou
2025-06-16 14:47 ` Dmitry Baryshkov
[not found] ` <bd0fba5c-9e38-4a40-adf9-cc70fa2d0f57@oss.qualcomm.com>
[not found] ` <ad1db558-c33e-4788-9f25-cac6c21713f1@quicinc.com>
2025-06-19 11:33 ` Dmitry Baryshkov
2025-06-24 9:56 ` Yongxing Mou
2025-06-24 22:25 ` Dmitry Baryshkov
2025-06-09 15:51 ` Dmitry Baryshkov
2025-06-16 12:43 ` Yongxing Mou
2025-06-16 13:48 ` Dmitry Baryshkov
2025-06-17 7:52 ` Yongxing Mou
2025-06-17 10:04 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 30/38] drm/msm/dp: add HPD callback for dp MST Yongxing Mou
2025-06-09 15:01 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 31/38] drm/msm/dp: propagate MST state changes to dp mst module Yongxing Mou
2025-06-09 14:56 ` Dmitry Baryshkov
2025-08-14 8:24 ` Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 32/38] drm/msm: add support for non-blocking commits Yongxing Mou
2025-06-09 14:50 ` Dmitry Baryshkov
2025-08-14 8:54 ` Yongxing Mou
2025-08-14 9:28 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 33/38] drm/msm: initialize DRM MST encoders for DP controllers Yongxing Mou
2025-06-09 14:17 ` Dmitry Baryshkov
2025-08-14 9:11 ` Yongxing Mou
2025-08-14 9:29 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 34/38] drm/msm/dp: initialize dp_mst module for each DP MST controller Yongxing Mou
2025-06-09 14:27 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 35/38] drm/msm/dpu: use msm_dp_get_mst_intf_id() to get the intf id Yongxing Mou
2025-06-09 14:44 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 36/38] drm/msm/dp: mark ST_DISCONNECTED only if all streams are disabled Yongxing Mou
2025-06-09 12:21 ` [PATCH v2 37/38] drm/msm/dp: fix the intf_type of MST interfaces Yongxing Mou
2025-06-09 14:45 ` Dmitry Baryshkov
2025-06-09 12:21 ` [PATCH v2 38/38] drm/msm/dp: Add MST stream support for SA8775P DP controller 0 and 1 Yongxing Mou
2025-06-09 14:47 ` Dmitry Baryshkov
2025-06-09 12:36 ` [PATCH v2 00/38] drm/msm/dp: Add MST support for MSM chipsets Dmitry Baryshkov
2025-06-10 4:47 ` Yongxing Mou
2025-06-10 8:30 ` Dmitry Baryshkov
2025-06-11 12:08 ` Yongxing Mou
2025-06-11 14:35 ` Dmitry Baryshkov
2025-06-09 16:07 ` Dmitry Baryshkov
2025-06-10 4:31 ` Yongxing Mou
2025-06-10 8:31 ` Dmitry Baryshkov
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