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Commit dc50be89 authored by Tomi Valkeinen's avatar Tomi Valkeinen
Browse files

drm/omap: ratelimit OCP error 



Use dev_err_ratelimited() when an OCP error happens, to slightly easen
the flood.

Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
parent 4b9cdd96

drivers/gpu/drm/omapdrm/omap_irq.c

+4 −3
Original line number Original line Diff line number Diff line
@@ -182,12 +182,13 @@ static void omap_irq_fifo_underflow(struct omap_drm_private *priv, 
	pr_cont("(0x%08x)\n", irqstatus);

	pr_cont("(0x%08x)\n", irqstatus);

}

}





static void omap_irq_ocp_error_handler(u32 irqstatus)

static void omap_irq_ocp_error_handler(struct drm_device *dev,

	u32 irqstatus)

{

{

	if (!(irqstatus & DISPC_IRQ_OCP_ERR))

	if (!(irqstatus & DISPC_IRQ_OCP_ERR))

		return;

		return;





	DRM_ERROR("OCP error\n");

	dev_err_ratelimited(dev->dev, "OCP error\n");

}

}





static irqreturn_t omap_irq_handler(int irq, void *arg)

static irqreturn_t omap_irq_handler(int irq, void *arg)
@@ -218,7 +219,7 @@ static irqreturn_t omap_irq_handler(int irq, void *arg) 
			omap_crtc_error_irq(crtc, irqstatus);

			omap_crtc_error_irq(crtc, irqstatus);

	}

	}





	omap_irq_ocp_error_handler(irqstatus);

	omap_irq_ocp_error_handler(dev, irqstatus);

	omap_irq_fifo_underflow(priv, irqstatus);

	omap_irq_fifo_underflow(priv, irqstatus);





	spin_lock_irqsave(&priv->wait_lock, flags);

	spin_lock_irqsave(&priv->wait_lock, flags);