From 613384e2bc645875009a6295ddcce1b029f55741 Mon Sep 17 00:00:00 2001 From: Prabhanjan Kandula Date: Tue, 19 May 2020 13:55:29 -0700 Subject: [PATCH 1/2] bindings: Documentation: add documentation for wb linear line width This change adds documentation for device tree entry to specify writeback maximum supported line width in case of linear formats. Change-Id: I7c68404cd066eec55b6114d84cc4fefdda94c03c --- bindings/sde.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/bindings/sde.txt b/bindings/sde.txt index 1aeb4b45759d..18e8bc6b76b5 100644 --- a/bindings/sde.txt +++ b/bindings/sde.txt @@ -119,6 +119,8 @@ Optional properties: for scaling purposes. - qcom,sde-mixer-linewidth: A u32 value indicates the max mixer line width. - qcom,sde-wb-linewidth: A u32 value indicates the max writeback line width. +- qcom,sde-wb-linewidth-linear: A u32 value indicates the max line width + supported by WB for linear color formats. - qcom,sde-sspp-scale-size: A u32 value indicates the scaling block size on sspp. - qcom,sde-mixer-blendstages: A u32 value indicates the max mixer blend stages for alpha blending. @@ -683,6 +685,7 @@ Example: qcom,sde-dest-scaler-size = <0x800>; qcom,sde-len = <0x100>; qcom,sde-wb-linewidth = <2560>; + qcom,sde-wb-linewidth-linear = <5120>; qcom,sde-sspp-scale-size = <0x100>; qcom,sde-mixer-blendstages = <0x8>; qcom,sde-qseed-type = "qseedv2"; From c1bbbfa4fded5d2cccf62ba6f5e5ef5e818c9f54 Mon Sep 17 00:00:00 2001 From: Prabhanjan Kandula Date: Tue, 19 May 2020 13:49:27 -0700 Subject: [PATCH 2/2] ARM: dts: msm: add wb max width for linear formats on lahaina This change adds maximum line width supported by WB for linear color formats on lahaina target. Change-Id: I0ef7a2a725053d69205f42744e2e732de4c1f257 --- display/lahaina-sde.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/display/lahaina-sde.dtsi b/display/lahaina-sde.dtsi index 6f122c8748c6..81d823581b43 100644 --- a/display/lahaina-sde.dtsi +++ b/display/lahaina-sde.dtsi @@ -161,6 +161,7 @@ qcom,sde-mixer-linewidth = <2560>; qcom,sde-sspp-linewidth = <4096>; qcom,sde-wb-linewidth = <4096>; + qcom,sde-wb-linewidth-linear = <5120>; qcom,sde-mixer-blendstages = <0xb>; qcom,sde-highest-bank-bit = <0x3>; qcom,sde-ubwc-version = <0x400>;