From 1a6450d4d43a4d4caecaa3ca7796cbe8c7cfbba3 Mon Sep 17 00:00:00 2001 From: Steven Toth Date: Sun, 10 May 2009 14:08:27 -0300 Subject: [PATCH] V4L/DVB (12927): SAA7164: Remove volatiles for PCI writes (coding style violation) Signed-off-by: Steven Toth Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/saa7164/saa7164-bus.c | 2 +- drivers/media/video/saa7164/saa7164-core.c | 12 ++++++------ drivers/media/video/saa7164/saa7164.h | 6 +++--- 3 files changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/media/video/saa7164/saa7164-bus.c b/drivers/media/video/saa7164/saa7164-bus.c index 8d813f5b54a8..83a04640a25a 100644 --- a/drivers/media/video/saa7164/saa7164-bus.c +++ b/drivers/media/video/saa7164/saa7164-bus.c @@ -257,7 +257,7 @@ int saa7164_bus_set(struct saa7164_dev *dev, tmComResInfo_t* msg, void *buf) dprintk(DBGLVL_BUS, "%s() new_swp = %x\n", __func__, new_swp); - /* TODO: Convert all of the volatiles and direct PCI writes into + /* TODO: Convert all of the direct PCI writes into * saa7164_writel/b calls for consistency. */ diff --git a/drivers/media/video/saa7164/saa7164-core.c b/drivers/media/video/saa7164/saa7164-core.c index bf4ca4f29b01..968ecd4ad495 100644 --- a/drivers/media/video/saa7164/saa7164-core.c +++ b/drivers/media/video/saa7164/saa7164-core.c @@ -126,12 +126,13 @@ static irqreturn_t saa7164_irq(int irq, void *dev_id) /* Check that the hardware is accessable. If the status bytes are * 0xFF then the device is not accessable, the the IRQ belongs * to another driver. + * 4 x u32 interrupt registers. */ for (i = 0; i < INT_SIZE/4; i++) { /* TODO: Convert into saa7164_readl() */ /* Read the 4 hardware interrupt registers */ - intstat[i] = *(dev->InterruptStatus + i); + intstat[i] = saa7164_readl(dev->int_status + (i * 4)); if (intstat[i] != 0xffffffff) hwacc = 1; @@ -184,9 +185,8 @@ static irqreturn_t saa7164_irq(int irq, void *dev_id) } } - /* TODO: Convert into saa7164_writel() */ /* Ack it */ - *(dev->InterruptAck + i) = intstat[i]; + saa7164_writel(dev->int_ack + (i * 4), intstat[i]); } } @@ -487,9 +487,9 @@ static int saa7164_dev_setup(struct saa7164_dev *dev) printk(KERN_INFO "CORE %s: dev->bmmio2 = 0x%p\n", dev->name, dev->bmmio2); - /* TODO: Magic defines used in the windows driver, define these */ - dev->InterruptStatus = (u32 *)(dev->bmmio + 0x183000 + 0xf80); - dev->InterruptAck = (u32 *)(dev->bmmio + 0x183000 + 0xf90); + /* Inerrupt and ack register locations offset of bmmio */ + dev->int_status = 0x183000 + 0xf80; + dev->int_ack = 0x183000 + 0xf90; printk(KERN_INFO "CORE %s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", diff --git a/drivers/media/video/saa7164/saa7164.h b/drivers/media/video/saa7164/saa7164.h index 338804f6cd57..2d4d47ba3c1a 100644 --- a/drivers/media/video/saa7164/saa7164.h +++ b/drivers/media/video/saa7164/saa7164.h @@ -274,9 +274,9 @@ struct saa7164_dev { tmComResBusInfo_t bus; - /* TODO: Urgh, remove volatiles */ - volatile u32 *InterruptStatus; - volatile u32 *InterruptAck; + /* Interrupt status and ack registers */ + u32 int_status; + u32 int_ack; struct cmd cmds[SAA_CMD_MAX_MSG_UNITS]; struct mutex lock; -- 2.20.1