diff options
Diffstat (limited to 'drivers/media/pci/cx88/cx88-vbi.c')
| -rw-r--r-- | drivers/media/pci/cx88/cx88-vbi.c | 47 |
1 files changed, 25 insertions, 22 deletions
diff --git a/drivers/media/pci/cx88/cx88-vbi.c b/drivers/media/pci/cx88/cx88-vbi.c index d3237cf8ffa3..2d0ef19e6d65 100644 --- a/drivers/media/pci/cx88/cx88-vbi.c +++ b/drivers/media/pci/cx88/cx88-vbi.c @@ -1,22 +1,26 @@ /* */ + +#include "cx88.h" + #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> -#include "cx88.h" - static unsigned int vbi_debug; -module_param(vbi_debug,int,0644); -MODULE_PARM_DESC(vbi_debug,"enable debug messages [vbi]"); +module_param(vbi_debug, int, 0644); +MODULE_PARM_DESC(vbi_debug, "enable debug messages [vbi]"); -#define dprintk(level,fmt, arg...) if (vbi_debug >= level) \ - printk(KERN_DEBUG "%s: " fmt, dev->core->name , ## arg) +#define dprintk(level, fmt, arg...) do { \ + if (vbi_debug >= level) \ + printk(KERN_DEBUG pr_fmt("%s: vbi:" fmt), \ + __func__, ##arg); \ +} while (0) /* ------------------------------------------------------------------ */ -int cx8800_vbi_fmt (struct file *file, void *priv, - struct v4l2_format *f) +int cx8800_vbi_fmt(struct file *file, void *priv, + struct v4l2_format *f) { struct cx8800_dev *dev = video_drvdata(file); @@ -44,8 +48,8 @@ int cx8800_vbi_fmt (struct file *file, void *priv, } static int cx8800_start_vbi_dma(struct cx8800_dev *dev, - struct cx88_dmaqueue *q, - struct cx88_buffer *buf) + struct cx88_dmaqueue *q, + struct cx88_buffer *buf) { struct cx88_core *core = dev->core; @@ -53,9 +57,9 @@ static int cx8800_start_vbi_dma(struct cx8800_dev *dev, cx88_sram_channel_setup(dev->core, &cx88_sram_channels[SRAM_CH24], VBI_LINE_LENGTH, buf->risc.dma); - cx_write(MO_VBOS_CONTROL, ( (1 << 18) | // comb filter delay fixup - (1 << 15) | // enable vbi capture - (1 << 11) )); + cx_write(MO_VBOS_CONTROL, (1 << 18) | /* comb filter delay fixup */ + (1 << 15) | /* enable vbi capture */ + (1 << 11)); /* reset counter */ cx_write(MO_VBI_GPCNTRL, GP_COUNT_CONTROL_RESET); @@ -66,10 +70,10 @@ static int cx8800_start_vbi_dma(struct cx8800_dev *dev, cx_set(MO_VID_INTMSK, 0x0f0088); /* enable capture */ - cx_set(VID_CAPTURE_CONTROL,0x18); + cx_set(VID_CAPTURE_CONTROL, 0x18); /* start dma */ - cx_set(MO_DEV_CNTRL2, (1<<5)); + cx_set(MO_DEV_CNTRL2, (1 << 5)); cx_set(MO_VID_DMACNTRL, 0x88); return 0; @@ -83,7 +87,7 @@ void cx8800_stop_vbi_dma(struct cx8800_dev *dev) cx_clear(MO_VID_DMACNTRL, 0x88); /* disable capture */ - cx_clear(VID_CAPTURE_CONTROL,0x18); + cx_clear(VID_CAPTURE_CONTROL, 0x18); /* disable irqs */ cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT); @@ -99,7 +103,7 @@ int cx8800_restart_vbi_queue(struct cx8800_dev *dev, return 0; buf = list_entry(q->active.next, struct cx88_buffer, list); - dprintk(2,"restart_queue [%p/%d]: restart dma\n", + dprintk(2, "restart_queue [%p/%d]: restart dma\n", buf, buf->vb.vb2_buf.index); cx8800_start_vbi_dma(dev, q, buf); return 0; @@ -108,8 +112,8 @@ int cx8800_restart_vbi_queue(struct cx8800_dev *dev, /* ------------------------------------------------------------------ */ static int queue_setup(struct vb2_queue *q, - unsigned int *num_buffers, unsigned int *num_planes, - unsigned int sizes[], struct device *alloc_devs[]) + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], struct device *alloc_devs[]) { struct cx8800_dev *dev = q->drv_priv; @@ -121,7 +125,6 @@ static int queue_setup(struct vb2_queue *q, return 0; } - static int buffer_prepare(struct vb2_buffer *vb) { struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); @@ -175,7 +178,7 @@ static void buffer_queue(struct vb2_buffer *vb) if (list_empty(&q->active)) { list_add_tail(&buf->list, &q->active); cx8800_start_vbi_dma(dev, q, buf); - dprintk(2,"[%p/%d] vbi_queue - first active\n", + dprintk(2, "[%p/%d] vbi_queue - first active\n", buf, buf->vb.vb2_buf.index); } else { @@ -183,7 +186,7 @@ static void buffer_queue(struct vb2_buffer *vb) prev = list_entry(q->active.prev, struct cx88_buffer, list); list_add_tail(&buf->list, &q->active); prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); - dprintk(2,"[%p/%d] buffer_queue - append to active\n", + dprintk(2, "[%p/%d] buffer_queue - append to active\n", buf, buf->vb.vb2_buf.index); } } |