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Commit 70f1e28e authored by Heiko Stübner's avatar Heiko Stübner Committed by Tomi Valkeinen
Browse files

AUO-K190x: add runtime-pm calls to controller init functions 



The controller init may be called from a context where the device
is runtime suspended, leading to a deadlock, as the controllers only
accepts the wakeup command when suspended.

Signed-off-by: default avatarHeiko Stübner <heiko@sntech.de>
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
parent a1655100

drivers/video/auo_k1900fb.c

+6 −0
Original line number Diff line number Diff line
@@ -60,9 +60,12 @@ 


static void auok1900_init(struct auok190xfb_par *par)

{

	struct device *dev = par->info->device;

	struct auok190x_board *board = par->board;

	u16 init_param = 0;



	pm_runtime_get_sync(dev);



	init_param |= AUOK1900_INIT_TEMP_AVERAGE;

	init_param |= AUOK1900_INIT_ROTATE(par->rotation);

	init_param |= AUOK190X_INIT_INVERSE_WHITE;
@@ -74,6 +77,9 @@ static void auok1900_init(struct auok190xfb_par *par) 


	/* let the controller finish */

	board->wait_for_rdy(par);



	pm_runtime_mark_last_busy(dev);

	pm_runtime_put_autosuspend(dev);

}



static void auok1900_update_region(struct auok190xfb_par *par, int mode,

drivers/video/auo_k1901fb.c

+6 −0
Original line number Diff line number Diff line
@@ -101,9 +101,12 @@ 


static void auok1901_init(struct auok190xfb_par *par)

{

	struct device *dev = par->info->device;

	struct auok190x_board *board = par->board;

	u16 init_param = 0;



	pm_runtime_get_sync(dev);



	init_param |= AUOK190X_INIT_INVERSE_WHITE;

	init_param |= AUOK190X_INIT_FORMAT0;

	init_param |= AUOK1901_INIT_RESOLUTION(par->resolution);
@@ -113,6 +116,9 @@ static void auok1901_init(struct auok190xfb_par *par) 


	/* let the controller finish */

	board->wait_for_rdy(par);



	pm_runtime_mark_last_busy(dev);

	pm_runtime_put_autosuspend(dev);

}



static void auok1901_update_region(struct auok190xfb_par *par, int mode,