129 #define cam_err(cam, fmt, arg...) \  argument
130 	dev_err(&(cam)->pdev->dev, fmt, ##arg);
131 #define cam_warn(cam, fmt, arg...) \  argument
132 	dev_warn(&(cam)->pdev->dev, fmt, ##arg);
159 static int cafe_smbus_write_data(struct cafe_camera *cam,  in cafe_smbus_write_data()  argument
164 	struct mcam_camera *mcam = &cam->mcam;  in cafe_smbus_write_data()
197 	wait_event_timeout(cam->smbus_wait, cafe_smbus_write_done(mcam),  in cafe_smbus_write_data()
205 		cam_err(cam, "SMBUS write (%02x/%02x/%02x) timed out\n", addr,  in cafe_smbus_write_data()
210 		cam_err(cam, "SMBUS write (%02x/%02x/%02x) error\n", addr,  in cafe_smbus_write_data()
238 static int cafe_smbus_read_data(struct cafe_camera *cam,  in cafe_smbus_read_data()  argument
243 	struct mcam_camera *mcam = &cam->mcam;  in cafe_smbus_read_data()
258 	wait_event_timeout(cam->smbus_wait,  in cafe_smbus_read_data()
265 		cam_err(cam, "SMBUS read (%02x/%02x) error\n", addr, command);  in cafe_smbus_read_data()
269 		cam_err(cam, "SMBUS read (%02x/%02x) timed out\n", addr,  in cafe_smbus_read_data()
285 	struct cafe_camera *cam = i2c_get_adapdata(adapter);  in cafe_smbus_xfer()  local
290 	 * it can do word too, but the cam chip has no use for that.  in cafe_smbus_xfer()
293 		cam_err(cam, "funky xfer size %d\n", size);  in cafe_smbus_xfer()
298 		ret = cafe_smbus_write_data(cam, addr, command, data->byte);  in cafe_smbus_xfer()
300 		ret = cafe_smbus_read_data(cam, addr, command, &data->byte);  in cafe_smbus_xfer()
305 static void cafe_smbus_enable_irq(struct cafe_camera *cam)  in cafe_smbus_enable_irq()  argument
309 	spin_lock_irqsave(&cam->mcam.dev_lock, flags);  in cafe_smbus_enable_irq()
310 	mcam_reg_set_bit(&cam->mcam, REG_IRQMASK, TWSIIRQS);  in cafe_smbus_enable_irq()
311 	spin_unlock_irqrestore(&cam->mcam.dev_lock, flags);  in cafe_smbus_enable_irq()
325 static int cafe_smbus_setup(struct cafe_camera *cam)  in cafe_smbus_setup()  argument
336 	adap->dev.parent = &cam->pdev->dev;  in cafe_smbus_setup()
337 	i2c_set_adapdata(adap, cam);  in cafe_smbus_setup()
345 	cam->i2c_adapter = adap;  in cafe_smbus_setup()
346 	cafe_smbus_enable_irq(cam);  in cafe_smbus_setup()
350 static void cafe_smbus_shutdown(struct cafe_camera *cam)  in cafe_smbus_shutdown()  argument
352 	i2c_del_adapter(cam->i2c_adapter);  in cafe_smbus_shutdown()
353 	kfree(cam->i2c_adapter);  in cafe_smbus_shutdown()
430 	struct cafe_camera *cam = data;  in cafe_irq()  local
431 	struct mcam_camera *mcam = &cam->mcam;  in cafe_irq()
436 	handled = cam->registered && mccic_irq(mcam, irqs);  in cafe_irq()
439 		wake_up(&cam->smbus_wait);  in cafe_irq()
479 	struct cafe_camera *cam;  in cafe_pci_probe()  local
488 	cam = kzalloc(sizeof(struct cafe_camera), GFP_KERNEL);  in cafe_pci_probe()
489 	if (cam == NULL)  in cafe_pci_probe()
491 	pci_set_drvdata(pdev, cam);  in cafe_pci_probe()
492 	cam->pdev = pdev;  in cafe_pci_probe()
493 	mcam = &cam->mcam;  in cafe_pci_probe()
496 	init_waitqueue_head(&cam->smbus_wait);  in cafe_pci_probe()
521 	ret = request_irq(pdev->irq, cafe_irq, IRQF_SHARED, "cafe-ccic", cam);  in cafe_pci_probe()
535 	ret = cafe_smbus_setup(cam);  in cafe_pci_probe()
546 				    i2c_adapter_id(cam->i2c_adapter),  in cafe_pci_probe()
559 		i2c_adapter_id(cam->i2c_adapter), ov7670_info.addr);  in cafe_pci_probe()
561 	i2c_dev = i2c_new_client_device(cam->i2c_adapter, &ov7670_info);  in cafe_pci_probe()
567 	cam->registered = 1;  in cafe_pci_probe()
575 	cafe_smbus_shutdown(cam);  in cafe_pci_probe()
578 	free_irq(pdev->irq, cam);  in cafe_pci_probe()
584 	kfree(cam);  in cafe_pci_probe()
593 static void cafe_shutdown(struct cafe_camera *cam)  in cafe_shutdown()  argument
595 	mccic_shutdown(&cam->mcam);  in cafe_shutdown()
596 	v4l2_device_unregister(&cam->mcam.v4l2_dev);  in cafe_shutdown()
597 	cafe_smbus_shutdown(cam);  in cafe_shutdown()
598 	free_irq(cam->pdev->irq, cam);  in cafe_shutdown()
599 	pci_iounmap(cam->pdev, cam->mcam.regs);  in cafe_shutdown()
605 	struct cafe_camera *cam = pci_get_drvdata(pdev);  in cafe_pci_remove()  local
607 	if (cam == NULL) {  in cafe_pci_remove()
611 	cafe_shutdown(cam);  in cafe_pci_remove()
612 	kfree(cam);  in cafe_pci_remove()
621 	struct cafe_camera *cam = dev_get_drvdata(dev);  in cafe_pci_suspend()  local
623 	mccic_suspend(&cam->mcam);  in cafe_pci_suspend()
630 	struct cafe_camera *cam = dev_get_drvdata(dev);  in cafe_pci_resume()  local
632 	cafe_ctlr_init(&cam->mcam);  in cafe_pci_resume()
633 	return mccic_resume(&cam->mcam);  in cafe_pci_resume()