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Commit 9b67eb73 authored by Joonyoung Shim's avatar Joonyoung Shim Committed by Inki Dae
Browse files

drm/exynos: move triggering checking 



It's better to be checking whether triggerring in fimd_trigger function.
Also it will return if in triggerring on fimd_te_handler, then it can't
execute remain codes.

Signed-off-by: default avatarJoonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: default avatarInki Dae <inki.dae@samsung.com>
parent 3c3c9c1d

drivers/gpu/drm/exynos/exynos_drm_fimd.c

+7 −7
Original line number Diff line number Diff line
@@ -949,6 +949,13 @@ static void fimd_trigger(struct device *dev) 
	void *timing_base = ctx->regs + driver_data->timing_base;

	u32 reg;



	 /*

	 * Skips to trigger if in triggering state, because multiple triggering

	 * requests can cause panel reset.

	 */

	if (atomic_read(&ctx->triggering))

		return;



	atomic_set(&ctx->triggering, 1);



	reg = readl(ctx->regs + VIDINTCON0);
@@ -969,13 +976,6 @@ static void fimd_te_handler(struct exynos_drm_manager *mgr) 
	if (ctx->pipe < 0 || !ctx->drm_dev)

		return;



	 /*

	 * Skips to trigger if in triggering state, because multiple triggering

	 * requests can cause panel reset.

	 */

	if (atomic_read(&ctx->triggering))

		return;



	/*

	 * If there is a page flip request, triggers and handles the page flip

	 * event so that current fb can be updated into panel GRAM.