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authorJonas Karlman <jonas@kwiboo.se>2026-05-18 19:37:45 +0000
committerHeiko Stuebner <heiko@sntech.de>2026-06-02 22:33:10 +0200
commitaf3a9eadc11896f6677bcb7102bfb7c84be48d2d (patch)
treefb0b570cde0649eaccf6f5c0d4a005f878946a05 /tools/perf/scripts/python/stackcollapse.py
parentdc70272cc184b945cf526a23999fc8645e76bbed (diff)
drm/rockchip: dw_hdmi: Use resume_early pm ops for system suspend
rockchip_drm_sys_resume()/drm_mode_config_helper_resume() is called before the resume pm ops of dw-hdmi. This result in an atomic_enable() before dw_hdmi_rockchip_resume()/dw_hdmi_resume() is called. Resume (without changes): - rockchip_drm_sys_resume() - drm_mode_config_helper_resume() - atomic_enable() - dw_hdmi_rockchip_resume() - dw_hdmi_resume() - dw_hdmi_init_hw() Change to use resume_early pm ops for system suspend to ensure pm ops for dw-hdmi is run before rockchip-drm pm ops. Also fix a possible NULL pointer dereference timing issue while at it. Resume (with changes): - dw_hdmi_rockchip_resume_early() - dw_hdmi_resume() - dw_hdmi_init_hw() - rockchip_drm_sys_resume() - drm_mode_config_helper_resume() - atomic_enable() Signed-off-by: Jonas Karlman <jonas@kwiboo.se> Tested-by: Heiko Stuebner <heiko@sntech.de> #rk3328 Signed-off-by: Heiko Stuebner <heiko@sntech.de> Link: https://patch.msgid.link/20260518193748.2482823-12-jonas@kwiboo.se
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