54 	struct mcam_camera mcam;  member
149 	return container_of(m, struct cafe_camera, mcam);  in to_cam()
153 static int cafe_smbus_write_done(struct mcam_camera *mcam)  in cafe_smbus_write_done()  argument
164 	spin_lock_irqsave(&mcam->dev_lock, flags);  in cafe_smbus_write_done()
165 	c1 = mcam_reg_read(mcam, REG_TWSIC1);  in cafe_smbus_write_done()
166 	spin_unlock_irqrestore(&mcam->dev_lock, flags);  in cafe_smbus_write_done()
175 	struct mcam_camera *mcam = &cam->mcam;  in cafe_smbus_write_data()  local
177 	spin_lock_irqsave(&mcam->dev_lock, flags);  in cafe_smbus_write_data()
184 	mcam_reg_write(mcam, REG_TWSIC0, rval);  in cafe_smbus_write_data()
185 	(void) mcam_reg_read(mcam, REG_TWSIC1); /* force write */  in cafe_smbus_write_data()
187 	mcam_reg_write(mcam, REG_TWSIC1, rval);  in cafe_smbus_write_data()
188 	spin_unlock_irqrestore(&mcam->dev_lock, flags);  in cafe_smbus_write_data()
208 	wait_event_timeout(cam->smbus_wait, cafe_smbus_write_done(mcam),  in cafe_smbus_write_data()
211 	spin_lock_irqsave(&mcam->dev_lock, flags);  in cafe_smbus_write_data()
212 	rval = mcam_reg_read(mcam, REG_TWSIC1);  in cafe_smbus_write_data()
213 	spin_unlock_irqrestore(&mcam->dev_lock, flags);  in cafe_smbus_write_data()
230 static int cafe_smbus_read_done(struct mcam_camera *mcam)  in cafe_smbus_read_done()  argument
241 	spin_lock_irqsave(&mcam->dev_lock, flags);  in cafe_smbus_read_done()
242 	c1 = mcam_reg_read(mcam, REG_TWSIC1);  in cafe_smbus_read_done()
243 	spin_unlock_irqrestore(&mcam->dev_lock, flags);  in cafe_smbus_read_done()
254 	struct mcam_camera *mcam = &cam->mcam;  in cafe_smbus_read_data()  local
256 	spin_lock_irqsave(&mcam->dev_lock, flags);  in cafe_smbus_read_data()
263 	mcam_reg_write(mcam, REG_TWSIC0, rval);  in cafe_smbus_read_data()
264 	(void) mcam_reg_read(mcam, REG_TWSIC1); /* force write */  in cafe_smbus_read_data()
266 	mcam_reg_write(mcam, REG_TWSIC1, rval);  in cafe_smbus_read_data()
267 	spin_unlock_irqrestore(&mcam->dev_lock, flags);  in cafe_smbus_read_data()
270 			cafe_smbus_read_done(mcam), CAFE_SMBUS_TIMEOUT);  in cafe_smbus_read_data()
271 	spin_lock_irqsave(&mcam->dev_lock, flags);  in cafe_smbus_read_data()
272 	rval = mcam_reg_read(mcam, REG_TWSIC1);  in cafe_smbus_read_data()
273 	spin_unlock_irqrestore(&mcam->dev_lock, flags);  in cafe_smbus_read_data()
320 	spin_lock_irqsave(&cam->mcam.dev_lock, flags);  in cafe_smbus_enable_irq()
321 	mcam_reg_set_bit(&cam->mcam, REG_IRQMASK, TWSIIRQS);  in cafe_smbus_enable_irq()
322 	spin_unlock_irqrestore(&cam->mcam.dev_lock, flags);  in cafe_smbus_enable_irq()
372 static void cafe_ctlr_init(struct mcam_camera *mcam)  in cafe_ctlr_init()  argument
376 	spin_lock_irqsave(&mcam->dev_lock, flags);  in cafe_ctlr_init()
380 	mcam_reg_write(mcam, 0x3038, 0x8);  in cafe_ctlr_init()
381 	mcam_reg_write(mcam, 0x315c, 0x80008);  in cafe_ctlr_init()
388 	mcam_reg_write(mcam, REG_GL_CSR, GCSR_SRS|GCSR_MRS); /* Needed? */  in cafe_ctlr_init()
389 	mcam_reg_write(mcam, REG_GL_CSR, GCSR_SRC|GCSR_MRC);  in cafe_ctlr_init()
390 	mcam_reg_write(mcam, REG_GL_CSR, GCSR_SRC|GCSR_MRS);  in cafe_ctlr_init()
394 	spin_unlock_irqrestore(&mcam->dev_lock, flags);  in cafe_ctlr_init()
396 	spin_lock_irqsave(&mcam->dev_lock, flags);  in cafe_ctlr_init()
398 	mcam_reg_write(mcam, REG_GL_CSR, GCSR_CCIC_EN|GCSR_SRC|GCSR_MRC);  in cafe_ctlr_init()
399 	mcam_reg_set_bit(mcam, REG_GL_IMASK, GIMSK_CCIC_EN);  in cafe_ctlr_init()
403 	mcam_reg_write(mcam, REG_IRQMASK, 0);  in cafe_ctlr_init()
404 	spin_unlock_irqrestore(&mcam->dev_lock, flags);  in cafe_ctlr_init()
408 static int cafe_ctlr_power_up(struct mcam_camera *mcam)  in cafe_ctlr_power_up()  argument
414 	mcam_reg_write(mcam, REG_GL_FCR, GFCR_GPIO_ON);  in cafe_ctlr_power_up()
415 	mcam_reg_write(mcam, REG_GL_GPIOR, GGPIO_OUT|GGPIO_VAL);  in cafe_ctlr_power_up()
421 	mcam_reg_write(mcam, REG_GPR, GPR_C1EN|GPR_C0EN); /* pwr up, reset */  in cafe_ctlr_power_up()
422 	mcam_reg_write(mcam, REG_GPR, GPR_C1EN|GPR_C0EN|GPR_C0);  in cafe_ctlr_power_up()
427 static void cafe_ctlr_power_down(struct mcam_camera *mcam)  in cafe_ctlr_power_down()  argument
429 	mcam_reg_write(mcam, REG_GPR, GPR_C1EN|GPR_C0EN|GPR_C1);  in cafe_ctlr_power_down()
430 	mcam_reg_write(mcam, REG_GL_FCR, GFCR_GPIO_ON);  in cafe_ctlr_power_down()
431 	mcam_reg_write(mcam, REG_GL_GPIOR, GGPIO_OUT);  in cafe_ctlr_power_down()
442 	struct mcam_camera *mcam = &cam->mcam;  in cafe_irq()  local
445 	spin_lock(&mcam->dev_lock);  in cafe_irq()
446 	irqs = mcam_reg_read(mcam, REG_IRQSTAT);  in cafe_irq()
447 	handled = cam->registered && mccic_irq(mcam, irqs);  in cafe_irq()
449 		mcam_reg_write(mcam, REG_IRQSTAT, TWSIIRQS);  in cafe_irq()
453 	spin_unlock(&mcam->dev_lock);  in cafe_irq()
491 	struct mcam_camera *mcam;  in cafe_pci_probe()  local
502 	mcam = &cam->mcam;  in cafe_pci_probe()
503 	mcam->chip_id = MCAM_CAFE;  in cafe_pci_probe()
504 	spin_lock_init(&mcam->dev_lock);  in cafe_pci_probe()
506 	mcam->plat_power_up = cafe_ctlr_power_up;  in cafe_pci_probe()
507 	mcam->plat_power_down = cafe_ctlr_power_down;  in cafe_pci_probe()
508 	mcam->dev = &pdev->dev;  in cafe_pci_probe()
509 	snprintf(mcam->bus_info, sizeof(mcam->bus_info), "PCI:%s", pci_name(pdev));  in cafe_pci_probe()
515 	mcam->buffer_mode = B_vmalloc;  in cafe_pci_probe()
525 	mcam->regs = pci_iomap(pdev, 0, 0);  in cafe_pci_probe()
526 	if (!mcam->regs) {  in cafe_pci_probe()
530 	mcam->regs_size = pci_resource_len(pdev, 0);  in cafe_pci_probe()
538 	cafe_ctlr_init(mcam);  in cafe_pci_probe()
549 	mcam->asd.match_type = V4L2_ASYNC_MATCH_I2C;  in cafe_pci_probe()
550 	mcam->asd.match.i2c.adapter_id = i2c_adapter_id(cam->i2c_adapter);  in cafe_pci_probe()
551 	mcam->asd.match.i2c.address = ov7670_info.addr;  in cafe_pci_probe()
553 	ret = mccic_register(mcam);  in cafe_pci_probe()
557 	clkdev_create(mcam->mclk, "xclk", "%d-%04x",  in cafe_pci_probe()
565 	mccic_shutdown(mcam);  in cafe_pci_probe()
569 	cafe_ctlr_power_down(mcam);  in cafe_pci_probe()
572 	pci_iounmap(pdev, mcam->regs);  in cafe_pci_probe()
587 	mccic_shutdown(&cam->mcam);  in cafe_shutdown()
590 	pci_iounmap(cam->pdev, cam->mcam.regs);  in cafe_shutdown()
614 	mccic_suspend(&cam->mcam);  in cafe_pci_suspend()
623 	cafe_ctlr_init(&cam->mcam);  in cafe_pci_resume()
624 	return mccic_resume(&cam->mcam);  in cafe_pci_resume()