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| author | Sean Paul | 2018-03-05 23:22:54 +0100 |
|---|---|---|
| committer | Heiko Stuebner | 2018-03-08 23:28:53 +0100 |
| commit | 60beeccc72cabefcb8874fec542b3142e262b6c2 (patch) | |
| tree | 2cd3bd6405f5c4be94c0a6c7c7c9343587777b9b /drivers/gpu/drm/rockchip/rockchip_drm_drv.c | |
| parent | drm/rockchip: analogix_dp: set psr activate/deactivate when enable/disable br... (diff) | |
| download | kernel-qcow2-linux-60beeccc72cabefcb8874fec542b3142e262b6c2.tar.gz kernel-qcow2-linux-60beeccc72cabefcb8874fec542b3142e262b6c2.tar.xz kernel-qcow2-linux-60beeccc72cabefcb8874fec542b3142e262b6c2.zip | |
drm/rockchip: Don't use atomic constructs for psr
Instead of using timer and spinlocks, use delayed_work and
mutexes for rockchip psr. This allows us to make blocking
calls when enabling/disabling psr (which is sort of important
given we're talking over dpcd to the display).
Cc: Caesar Wang <wxt@rock-chips.com>
Cc: 征增 王 <wzz@rock-chips.com>
Cc: Stéphane Marchesin <marcheu@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Thierry Escande <thierry.escande@collabora.com>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20180305222324.5872-3-enric.balletbo@collabora.com
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_drv.c')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c index 1920334dbdaa..f814d37b1db2 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c @@ -134,7 +134,7 @@ static int rockchip_drm_bind(struct device *dev) drm_dev->dev_private = private; INIT_LIST_HEAD(&private->psr_list); - spin_lock_init(&private->psr_list_lock); + mutex_init(&private->psr_list_lock); ret = rockchip_drm_init_iommu(drm_dev); if (ret) |