mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2025-01-14 01:34:43 +08:00
drm/ingenic: Add basic PM support
Call drm_mode_config_helper_suspend() and drm_mode_config_helper_resume() on suspend and resume, respectively. This makes sure that the display stack is properly disabled when the hardware is put to sleep. Signed-off-by: Paul Cercueil <paul@crapouillou.net> Reviewed-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20201128171606.132830-1-paul@crapouillou.net
This commit is contained in:
parent
57fcd550eb
commit
d6bff5b0bd
@ -14,6 +14,7 @@
|
||||
#include <linux/of_device.h>
|
||||
#include <linux/of_reserved_mem.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/pm.h>
|
||||
#include <linux/regmap.h>
|
||||
|
||||
#include <drm/drm_atomic.h>
|
||||
@ -1167,6 +1168,22 @@ static int ingenic_drm_remove(struct platform_device *pdev)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int __maybe_unused ingenic_drm_suspend(struct device *dev)
|
||||
{
|
||||
struct ingenic_drm *priv = dev_get_drvdata(dev);
|
||||
|
||||
return drm_mode_config_helper_suspend(&priv->drm);
|
||||
}
|
||||
|
||||
static int __maybe_unused ingenic_drm_resume(struct device *dev)
|
||||
{
|
||||
struct ingenic_drm *priv = dev_get_drvdata(dev);
|
||||
|
||||
return drm_mode_config_helper_resume(&priv->drm);
|
||||
}
|
||||
|
||||
static SIMPLE_DEV_PM_OPS(ingenic_drm_pm_ops, ingenic_drm_suspend, ingenic_drm_resume);
|
||||
|
||||
static const u32 jz4740_formats[] = {
|
||||
DRM_FORMAT_XRGB1555,
|
||||
DRM_FORMAT_RGB565,
|
||||
@ -1246,6 +1263,7 @@ MODULE_DEVICE_TABLE(of, ingenic_drm_of_match);
|
||||
static struct platform_driver ingenic_drm_driver = {
|
||||
.driver = {
|
||||
.name = "ingenic-drm",
|
||||
.pm = pm_ptr(&ingenic_drm_pm_ops),
|
||||
.of_match_table = of_match_ptr(ingenic_drm_of_match),
|
||||
},
|
||||
.probe = ingenic_drm_probe,
|
||||
|
Loading…
Reference in New Issue
Block a user