Linux DRM Developer's Guide

本文介绍数字权利管理(DRM)的基本概念和技术实现方式, DRM是一种用于保护数字内容版权的技术。
http://www.landley.net/kdocs/htmldocs/drm.html#drmIntroduction
rk3562_t:/ # dmesg|grep drm [ 5.348616] OF: fdt: Reserved memory: failed to reserve memory for node 'drm-cubic-lut@00000000': base 0x0000000000000000, size 0 MiB [ 5.783639] rockchip-vop2 ff400000.vop: [drm:vop2_bind] vp0 assign plane mask: 0x30c, primary plane phy id: 2 [ 5.784195] rockchip-drm display-subsystem: bound ff400000.vop (ops vop2_component_ops) [ 6.106010] rockchip-vop2 ff400000.vop: [drm:vop2_bind] vp0 assign plane mask: 0x30c, primary plane phy id: 2 [ 6.106406] rockchip-drm display-subsystem: bound ff400000.vop (ops vop2_component_ops) [ 6.204331] rockchip-vop2 ff400000.vop: [drm:vop2_bind] vp0 assign plane mask: 0x30c, primary plane phy id: 2 [ 6.205136] rockchip-drm display-subsystem: bound ff400000.vop (ops vop2_component_ops) [ 6.205279] rockchip-drm display-subsystem: bound ffb10000.dsi (ops dw_mipi_dsi_rockchip_ops) [ 6.206235] rockchip-drm display-subsystem: bound ff060000.syscon:rgb (ops rockchip_rgb_component_ops) [ 6.223850] [drm] kms: can't enable cloning when we probably wanted to. [ 6.238005] rockchip-drm display-subsystem: [drm] fb0: rockchipdrmfb frame buffer device [ 6.239020] [drm] Initialized rockchip 3.0.0 20140818 for display-subsystem on minor 0 [ 6.250999] [drm] Initialized rknpu 0.9.2 20231018 for ff300000.npu on minor 1 [ 12.129190] init: starting service 'rockchip.drmservice'... [ 20.643676] Freeing drm_logo memory: 736K [ 226.257096] rockchip-vop2 ff400000.vop: [drm:vop2_crtc_atomic_disable] Crtc atomic disable vp0 [ 284.218697] rockchip-vop2 ff400000.vop: [drm:vop2_crtc_atomic_enable] Update mode to 1920x1080p58, type: 16(if:20, flag:0x0) for vp0 dclk: 148500000 [ 286.726897] dw-mipi-dsi-rockchip ffb10000.dsi: [drm:dw_mipi_dsi_bridge_enable] final DSI-Link bandwidth: 996 x 4 Mbps [ 286.993558] rockchip-vop2 ff400000.vop: [drm:vop2_crtc_atomic_disable] Crtc atomic disable vp0 [ 286.997737] rockchip-vop2 ff400000.vop: [drm:vop2_crtc_atomic_enable] Update mode to 1920x1080p58, type: 17(if:1, flag:0x0) for vp0 dclk: 148500000 [ 289.530308] dw-mipi-dsi-rockchip ffb10000.dsi: [drm:dw_mipi_dsi_bridge_enable] final DSI-Link bandwidth: 996 x 4 Mbps rk3562_t:/ # rk3562_t:/ # 这个是相关的日志
最新发布
06-04
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