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Lin" , Singo Chang , "Nancy Lin" , Shawn Sung , , Jeffrey Kardatzke Subject: [PATCH v3 04/11] drm/mediatek: Add secure identify flag and funcution to mtk_drm_plane Date: Sun, 24 Dec 2023 02:29:25 +0800 Message-ID: <20231223182932.27683-5-jason-jh.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20231223182932.27683-1-jason-jh.lin@mediatek.com> References: <20231223182932.27683-1-jason-jh.lin@mediatek.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--11.541000-8.000000 X-TMASE-MatchedRID: iSQL5szRvdEXSulpnju2H0hwlOfYeSqxnhD9A3Sa7pYs/uUAk6xP7PlY oV6p/cSxrKWVhE5vxYb2eTMy2w8sjsEQdgi1dcDAupDIC9422Dqt4laWdJbsDH5h6y4KCSJcLvr /pFNuezpyO22KmJrJ+iJPRcn/eGjlj2hRzH1UwuAURSScn+QSXt0H8LFZNFG7bkV4e2xSge45kJ aAbb5MTbwXMX9JdBgYjV6OQILSHebQcJL3YLa5c2gGZNLBHGNe X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--11.541000-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: E43CFCFA5052593E412A28F345EF1BEC9D62B00DC0EB17E969BC919D978529D62000:8 X-MTK: N X-LSpam-Score: -4.8 (----) X-LSpam-Report: No, score=-4.8 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_MED=-2.3,UNPARSEABLE_RELAY=0.001 autolearn=unavailable autolearn_force=no Add is_sec flag to identify current mtk_drm_plane is secure. Add mtk_plane_is_sec_fb() to check current drm_framebuffer is secure. Signed-off-by: Jason-JH.Lin --- drivers/gpu/drm/mediatek/mtk_drm_plane.c | 19 +++++++++++++++++++ drivers/gpu/drm/mediatek/mtk_drm_plane.h | 2 ++ 2 files changed, 21 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c index ddc9355b06d5..d4d515627ca4 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c @@ -210,6 +210,7 @@ static void mtk_plane_update_new_state(struct drm_plane_state *new_state, mtk_plane_state->pending.height = drm_rect_height(&new_state->dst); mtk_plane_state->pending.rotation = new_state->rotation; mtk_plane_state->pending.color_encoding = new_state->color_encoding; + mtk_plane_state->pending.is_secure = mtk_plane_fb_is_secure(fb); } static void mtk_plane_atomic_async_update(struct drm_plane *plane, @@ -348,3 +349,21 @@ int mtk_plane_init(struct drm_device *dev, struct drm_plane *plane, return 0; } + +bool mtk_plane_fb_is_secure(struct drm_framebuffer *fb) +{ + struct drm_gem_object *gem = NULL; + struct mtk_drm_gem_obj *mtk_gem = NULL; + + if (!fb) + return false; + + gem = fb->obj[0]; + if (!gem) + return false; + + mtk_gem = to_mtk_gem_obj(gem); + + return mtk_gem->secure; +} + diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.h b/drivers/gpu/drm/mediatek/mtk_drm_plane.h index 99aff7da0831..5a330797b5db 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.h @@ -33,6 +33,7 @@ struct mtk_plane_pending_state { bool async_dirty; bool async_config; enum drm_color_encoding color_encoding; + bool is_secure; }; struct mtk_plane_state { @@ -46,6 +47,7 @@ to_mtk_plane_state(struct drm_plane_state *state) return container_of(state, struct mtk_plane_state, base); } +bool mtk_plane_fb_is_secure(struct drm_framebuffer *fb); int mtk_plane_init(struct drm_device *dev, struct drm_plane *plane, unsigned long possible_crtcs, enum drm_plane_type type, unsigned int supported_rotations, const u32 *formats,