Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ab212039 authored Jun 29, 2015 by Neeti Desai

ARM: dts: msm8996: Add support for secure display heap



Add support for the secure cma heap which is needed
for memory allocation for secure display usecases.

Change-Id: Ia29d73e70fe31c16991143e7210454bfbb2a39b0
Signed-off-by: Neeti Desai <neetid@codeaurora.org>

parent 9beb1c6d

arch/arm/boot/dts/qcom/msm8996-ion.dtsi

+7 −1

Original line number	Diff line number	Diff line
		/* Copyright (c) 2014, The Linux Foundation. All rights reserved.
		/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		@@ -32,6 +32,12 @@
		qcom,ion-heap-type = "DMA";
		};

		qcom,ion-heap@10 { /* SECURE DISPLAY HEAP */
		reg = <10>;
		memory-region = <&secure_display_memory>;
		qcom,ion-heap-type = "HYP_CMA";
		};

		qcom,ion-heap@9 {
		reg = <9>;
		qcom,ion-heap-type = "SYSTEM_SECURE";

arch/arm/boot/dts/qcom/msm8996.dtsi

+7 −0

Original line number	Diff line number	Diff line
		@@ -156,6 +156,13 @@
		size = <0 0x1400000>;
		};

		secure_display_memory: secure_region {
		compatible = "shared-dma-pool";
		alloc-ranges = <0 0x00000000 0 0xffffffff>;
		reusable;
		alignment = <0 0x200000>;
		size = <0 0x5c00000>;
		};
		modem_mem: modem_region@88800000 {
		compatible = "removed-dma-pool";
		no-map;