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Commit ffb40733 authored by Philipp Zabel's avatar Philipp Zabel
Browse files

gpu: ipu-v3: remove interrupt busy waiting routine 



This is not used anymore since commit eb8c8880 ("drm/imx: add
deferred plane disabling"), remove it.

Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent 93adc8b5

drivers/gpu/ipu-v3/ipu-common.c

+0 −16
Original line number Diff line number Diff line
@@ -597,22 +597,6 @@ int ipu_idmac_wait_busy(struct ipuv3_channel *channel, int ms) 
}

EXPORT_SYMBOL_GPL(ipu_idmac_wait_busy);



int ipu_wait_interrupt(struct ipu_soc *ipu, int irq, int ms)

{

	unsigned long timeout;



	timeout = jiffies + msecs_to_jiffies(ms);

	ipu_cm_write(ipu, BIT(irq % 32), IPU_INT_STAT(irq / 32));

	while (!(ipu_cm_read(ipu, IPU_INT_STAT(irq / 32) & BIT(irq % 32)))) {

		if (time_after(jiffies, timeout))

			return -ETIMEDOUT;

		cpu_relax();

	}



	return 0;

}

EXPORT_SYMBOL_GPL(ipu_wait_interrupt);



int ipu_idmac_disable_channel(struct ipuv3_channel *channel)

{

	struct ipu_soc *ipu = channel->ipu;

drivers/gpu/ipu-v3/ipu-prv.h

+0 −1
Original line number Diff line number Diff line
@@ -225,7 +225,6 @@ int ipu_module_enable(struct ipu_soc *ipu, u32 mask); 
int ipu_module_disable(struct ipu_soc *ipu, u32 mask);



bool ipu_idmac_channel_busy(struct ipu_soc *ipu, unsigned int chno);

int ipu_wait_interrupt(struct ipu_soc *ipu, int irq, int ms);



int ipu_csi_init(struct ipu_soc *ipu, struct device *dev, int id,

		 unsigned long base, u32 module, struct clk *clk_ipu);