samsung-sm8650/android_kernel_samsung_sm8650-modules
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disp: msm: dsi: add widebus support for DSI

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From Lahaina onwards, for compressed DSI output, widebus should be enabled.
In widebus mode, 6 bytes of data are transmitted per pclk.
For uncompressed output, widebus must be disabled to transmit 3 bytes
of uncompressed data per pclk.

Change-Id: I7fc0bdb2e1678152d57b4cbb8295063a2ba8ae73
Signed-off-by: Rajkumar Subbiah <rsubbia@codeaurora.org>
这个提交包含在：
Rajkumar Subbiah
2020-03-03 17:34:20 -05:00
父节点 c0d4857a81
当前提交 56e041919c
共修改 10 个文件，包含 96 行新增和 25 行删除
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6
msm/dsi/dsi_ctrl.c
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@@ -2255,7 +2255,7 @@ int dsi_ctrl_timing_setup(struct dsi_ctrl *dsi_ctrl)
dsi_ctrl->hw.ops.setup_cmd_stream(&dsi_ctrl->hw,
&dsi_ctrl->host_config.video_timing,
dsi_ctrl->host_config.video_timing.h_active * 3,
&dsi_ctrl->host_config.common_config,
0x0,
&dsi_ctrl->roi);
dsi_ctrl->hw.ops.cmd_engine_en(&dsi_ctrl->hw, true);
@@ -2714,7 +2714,7 @@ int dsi_ctrl_host_timing_update(struct dsi_ctrl *dsi_ctrl)
if (dsi_ctrl->hw.ops.setup_cmd_stream)
dsi_ctrl->hw.ops.setup_cmd_stream(&dsi_ctrl->hw,
&dsi_ctrl->host_config.video_timing,
dsi_ctrl->host_config.video_timing.h_active * 3,
&dsi_ctrl->host_config.common_config,
0x0, NULL);
} else {
DSI_CTRL_ERR(dsi_ctrl, "invalid panel mode for resolution switch\n");
@@ -2802,7 +2802,7 @@ int dsi_ctrl_host_init(struct dsi_ctrl *dsi_ctrl, bool is_splash_enabled)
dsi_ctrl->hw.ops.setup_cmd_stream(&dsi_ctrl->hw,
&dsi_ctrl->host_config.video_timing,
dsi_ctrl->host_config.video_timing.h_active * 3,
&dsi_ctrl->host_config.common_config,
0x0,
NULL);
} else {