media: atomisp: remove atomisp_is_acc_enabled()

atomisp_is_acc_enabled() always returns false now, remove it.

Link: https://lore.kernel.org/linux-media/20220615205037.16549-24-hdegoede@redhat.comReviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

drivers/staging/media/atomisp/pci/atomisp_cmd.c

@@ -538,7 +538,7 @@ irqreturn_t atomisp_isr(int irq, void *dev)
 
 	clear_irq_reg(isp);
 
-	if (!atomisp_streaming_count(isp) && !atomisp_is_acc_enabled(isp))
+	if (!atomisp_streaming_count(isp))
 		goto out_nowake;
 
 	for (i = 0; i < isp->num_of_streams; i++) {
@@ -1837,7 +1837,7 @@ irqreturn_t atomisp_isr_thread(int irq, void *isp_ptr)
 
 	spin_lock_irqsave(&isp->lock, flags);
 
-	if (!atomisp_streaming_count(isp) && !atomisp_is_acc_enabled(isp)) {
+	if (!atomisp_streaming_count(isp)) {
 		spin_unlock_irqrestore(&isp->lock, flags);
 		return IRQ_HANDLED;
 	}

drivers/staging/media/atomisp/pci/atomisp_ioctl.c

@@ -624,11 +624,6 @@ unsigned int atomisp_streaming_count(struct atomisp_device *isp)
 	return sum;
 }
 
-unsigned int atomisp_is_acc_enabled(struct atomisp_device *isp)
-{
-	return 0;
-}
-
 /*
  * get input are used to get current primary/secondary camera
  */

drivers/staging/media/atomisp/pci/atomisp_ioctl.h

@@ -57,7 +57,6 @@ extern const struct v4l2_ioctl_ops atomisp_file_ioctl_ops;
 
 unsigned int atomisp_streaming_count(struct atomisp_device *isp);
 
-unsigned int atomisp_is_acc_enabled(struct atomisp_device *isp);
 /* compat_ioctl for 32bit userland app and 64bit kernel */
 long atomisp_compat_ioctl32(struct file *file,
 			    unsigned int cmd, unsigned long arg);