linux-kernel - [PATCH 0/2] Add qcom secure heaps

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Message-ID: <cover.1700544802.git.quic_vjitta@quicinc.com>
Date:   Wed, 22 Nov 2023 19:17:45 +0530
From:   Pratyush Brahma <quic_pbrahma@...cinc.com>
To:     <sumit.semwal@...aro.org>, <benjamin.gaignard@...labora.com>,
        <Brian.Starkey@....com>, <jstultz@...gle.com>,
        <tjmercier@...gle.com>, <christian.koenig@....com>,
        <linux-media@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <linaro-mm-sig@...ts.linaro.org>, <linux-kernel@...r.kernel.org>,
        <quic_guptap@...cinc.com>
CC:     Vijayanand Jitta <quic_vjitta@...cinc.com>
Subject: [PATCH 0/2] Add qcom secure heaps

From: Vijayanand Jitta <quic_vjitta@...cinc.com>

This patch series is based on mtk patch series [1] of
adding secure heap support.

This patch series adds support for qcom secure heaps which
include secure cma heap and secure system heap, this does
use qcom_scm_assign_mem to secure the memory.

Video would be the user of these heaps and the corresponding
VMIDs are also as added as part of these.


[1] https://lore.kernel.org/linux-arm-kernel/20231111111559.8218-2-yong.wu@mediatek.com/T/

Vijayanand Jitta (2):
  dma-buf: heaps: secure_heap: Add secure ops for CMA heap
  dma-buf: heaps: secure_heap: Add qcom secure system heap

 drivers/dma-buf/heaps/secure_heap.c | 207 +++++++++++++++++++++++++++-
 1 file changed, 204 insertions(+), 3 deletions(-)

-- 
2.34.1