79 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_activate_cs()  local
80 	struct mpc52xx_psc __iomem *psc = mps->psc;  in mpc52xx_psc_spi_activate_cs()
113 	mps->bits_per_word = cs->bits_per_word;  in mpc52xx_psc_spi_activate_cs()
115 	if (mps->cs_control)  in mpc52xx_psc_spi_activate_cs()
116 		mps->cs_control(spi, (spi->mode & SPI_CS_HIGH) ? 1 : 0);  in mpc52xx_psc_spi_activate_cs()
121 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_deactivate_cs()  local
123 	if (mps->cs_control)  in mpc52xx_psc_spi_deactivate_cs()
124 		mps->cs_control(spi, (spi->mode & SPI_CS_HIGH) ? 0 : 1);  in mpc52xx_psc_spi_deactivate_cs()
134 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_transfer_rxtx()  local
135 	struct mpc52xx_psc __iomem *psc = mps->psc;  in mpc52xx_psc_spi_transfer_rxtx()
136 	struct mpc52xx_psc_fifo __iomem *fifo = mps->fifo;  in mpc52xx_psc_spi_transfer_rxtx()
186 		wait_for_completion(&mps->done);  in mpc52xx_psc_spi_transfer_rxtx()
207 	struct mpc52xx_psc_spi *mps =  in mpc52xx_psc_spi_work()  local
210 	spin_lock_irq(&mps->lock);  in mpc52xx_psc_spi_work()
211 	mps->busy = 1;  in mpc52xx_psc_spi_work()
212 	while (!list_empty(&mps->queue)) {  in mpc52xx_psc_spi_work()
219 		m = container_of(mps->queue.next, struct spi_message, queue);  in mpc52xx_psc_spi_work()
221 		spin_unlock_irq(&mps->lock);  in mpc52xx_psc_spi_work()
258 		spin_lock_irq(&mps->lock);  in mpc52xx_psc_spi_work()
260 	mps->busy = 0;  in mpc52xx_psc_spi_work()
261 	spin_unlock_irq(&mps->lock);  in mpc52xx_psc_spi_work()
266 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_setup()  local
283 	spin_lock_irqsave(&mps->lock, flags);  in mpc52xx_psc_spi_setup()
284 	if (!mps->busy)  in mpc52xx_psc_spi_setup()
286 	spin_unlock_irqrestore(&mps->lock, flags);  in mpc52xx_psc_spi_setup()
294 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_transfer()  local
300 	spin_lock_irqsave(&mps->lock, flags);  in mpc52xx_psc_spi_transfer()
301 	list_add_tail(&m->queue, &mps->queue);  in mpc52xx_psc_spi_transfer()
302 	queue_work(mps->workqueue, &mps->work);  in mpc52xx_psc_spi_transfer()
303 	spin_unlock_irqrestore(&mps->lock, flags);  in mpc52xx_psc_spi_transfer()
313 static int mpc52xx_psc_spi_port_config(int psc_id, struct mpc52xx_psc_spi *mps)  in mpc52xx_psc_spi_port_config()  argument
315 	struct mpc52xx_psc __iomem *psc = mps->psc;  in mpc52xx_psc_spi_port_config()
316 	struct mpc52xx_psc_fifo __iomem *fifo = mps->fifo;  in mpc52xx_psc_spi_port_config()
321 	mclken_div = (mps->sysclk ? mps->sysclk : 512000000) / MCLK;  in mpc52xx_psc_spi_port_config()
346 	mps->bits_per_word = 8;  in mpc52xx_psc_spi_port_config()
353 	struct mpc52xx_psc_spi *mps = (struct mpc52xx_psc_spi *)dev_id;  in mpc52xx_psc_spi_isr()  local
354 	struct mpc52xx_psc __iomem *psc = mps->psc;  in mpc52xx_psc_spi_isr()
359 		complete(&mps->done);  in mpc52xx_psc_spi_isr()
370 	struct mpc52xx_psc_spi *mps;  in mpc52xx_psc_spi_do_probe()  local
374 	master = spi_alloc_master(dev, sizeof *mps);  in mpc52xx_psc_spi_do_probe()
379 	mps = spi_master_get_devdata(master);  in mpc52xx_psc_spi_do_probe()
384 	mps->irq = irq;  in mpc52xx_psc_spi_do_probe()
388 		mps->cs_control = NULL;  in mpc52xx_psc_spi_do_probe()
389 		mps->sysclk = 0;  in mpc52xx_psc_spi_do_probe()
393 		mps->cs_control = pdata->cs_control;  in mpc52xx_psc_spi_do_probe()
394 		mps->sysclk = pdata->sysclk;  in mpc52xx_psc_spi_do_probe()
403 	mps->psc = ioremap(regaddr, size);  in mpc52xx_psc_spi_do_probe()
404 	if (!mps->psc) {  in mpc52xx_psc_spi_do_probe()
410 	mps->fifo = ((void __iomem *)mps->psc) + sizeof(struct mpc52xx_psc);  in mpc52xx_psc_spi_do_probe()
412 	ret = request_irq(mps->irq, mpc52xx_psc_spi_isr, 0, "mpc52xx-psc-spi",  in mpc52xx_psc_spi_do_probe()
413 				mps);  in mpc52xx_psc_spi_do_probe()
417 	ret = mpc52xx_psc_spi_port_config(master->bus_num, mps);  in mpc52xx_psc_spi_do_probe()
423 	spin_lock_init(&mps->lock);  in mpc52xx_psc_spi_do_probe()
424 	init_completion(&mps->done);  in mpc52xx_psc_spi_do_probe()
425 	INIT_WORK(&mps->work, mpc52xx_psc_spi_work);  in mpc52xx_psc_spi_do_probe()
426 	INIT_LIST_HEAD(&mps->queue);  in mpc52xx_psc_spi_do_probe()
428 	mps->workqueue = create_singlethread_workqueue(  in mpc52xx_psc_spi_do_probe()
430 	if (mps->workqueue == NULL) {  in mpc52xx_psc_spi_do_probe()
442 	destroy_workqueue(mps->workqueue);  in mpc52xx_psc_spi_do_probe()
444 	free_irq(mps->irq, mps);  in mpc52xx_psc_spi_do_probe()
446 	if (mps->psc)  in mpc52xx_psc_spi_do_probe()
447 		iounmap(mps->psc);  in mpc52xx_psc_spi_do_probe()
485 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(master);  in mpc52xx_psc_spi_of_remove()  local
487 	flush_workqueue(mps->workqueue);  in mpc52xx_psc_spi_of_remove()
488 	destroy_workqueue(mps->workqueue);  in mpc52xx_psc_spi_of_remove()
490 	free_irq(mps->irq, mps);  in mpc52xx_psc_spi_of_remove()
491 	if (mps->psc)  in mpc52xx_psc_spi_of_remove()
492 		iounmap(mps->psc);  in mpc52xx_psc_spi_of_remove()