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Commit febae9bc authored by Liviu Dudau's avatar Liviu Dudau
Browse files

drm: hdlcd: Update PM code to save/restore console. 



Update the PM code to suspend/resume the fbdev_cma console.

Signed-off-by: default avatarLiviu Dudau <Liviu.Dudau@arm.com>
parent c209101f

drivers/gpu/drm/arm/hdlcd_drv.c

+4 −1
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ 
#include <linux/spinlock.h>

#include <linux/clk.h>

#include <linux/component.h>

#include <linux/console.h>

#include <linux/list.h>

#include <linux/of_graph.h>

#include <linux/of_reserved_mem.h>
@@ -432,9 +433,11 @@ static int __maybe_unused hdlcd_pm_suspend(struct device *dev) 
		return 0;



	drm_kms_helper_poll_disable(drm);

	drm_fbdev_cma_set_suspend_unlocked(hdlcd->fbdev, 1);



	hdlcd->state = drm_atomic_helper_suspend(drm);

	if (IS_ERR(hdlcd->state)) {

		drm_fbdev_cma_set_suspend_unlocked(hdlcd->fbdev, 0);

		drm_kms_helper_poll_enable(drm);

		return PTR_ERR(hdlcd->state);

	}
@@ -451,8 +454,8 @@ static int __maybe_unused hdlcd_pm_resume(struct device *dev) 
		return 0;



	drm_atomic_helper_resume(drm, hdlcd->state);

	drm_fbdev_cma_set_suspend_unlocked(hdlcd->fbdev, 0);

	drm_kms_helper_poll_enable(drm);

	pm_runtime_set_active(dev);



	return 0;

}