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: Heiko Stübner <heiko@sntech.de> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
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@ -60,9 +60,12 @@
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static void auok1900_init(struct auok190xfb_par *par)
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{
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struct device *dev = par->info->device;
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struct auok190x_board *board = par->board;
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u16 init_param = 0;
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pm_runtime_get_sync(dev);
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init_param |= AUOK1900_INIT_TEMP_AVERAGE;
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init_param |= AUOK1900_INIT_ROTATE(par->rotation);
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init_param |= AUOK190X_INIT_INVERSE_WHITE;
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@ -74,6 +77,9 @@ static void auok1900_init(struct auok190xfb_par *par)
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/* let the controller finish */
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board->wait_for_rdy(par);
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pm_runtime_mark_last_busy(dev);
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pm_runtime_put_autosuspend(dev);
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}
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static void auok1900_update_region(struct auok190xfb_par *par, int mode,
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@ -101,9 +101,12 @@
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static void auok1901_init(struct auok190xfb_par *par)
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{
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struct device *dev = par->info->device;
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struct auok190x_board *board = par->board;
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u16 init_param = 0;
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pm_runtime_get_sync(dev);
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init_param |= AUOK190X_INIT_INVERSE_WHITE;
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init_param |= AUOK190X_INIT_FORMAT0;
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init_param |= AUOK1901_INIT_RESOLUTION(par->resolution);
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@ -113,6 +116,9 @@ static void auok1901_init(struct auok190xfb_par *par)
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/* let the controller finish */
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board->wait_for_rdy(par);
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pm_runtime_mark_last_busy(dev);
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pm_runtime_put_autosuspend(dev);
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}
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static void auok1901_update_region(struct auok190xfb_par *par, int mode,
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