diff options
Diffstat (limited to 'drivers/media/video/ivtv/ivtvfb.c')
-rw-r--r-- | drivers/media/video/ivtv/ivtvfb.c | 91 |
1 files changed, 54 insertions, 37 deletions
diff --git a/drivers/media/video/ivtv/ivtvfb.c b/drivers/media/video/ivtv/ivtvfb.c index 921e281..36abd2a 100644 --- a/drivers/media/video/ivtv/ivtvfb.c +++ b/drivers/media/video/ivtv/ivtvfb.c @@ -48,6 +48,7 @@ #endif #include "ivtv-driver.h" +#include "ivtv-cards.h" #include "ivtv-i2c.h" #include "ivtv-udma.h" #include "ivtv-mailbox.h" @@ -121,15 +122,15 @@ MODULE_LICENSE("GPL"); #define IVTVFB_DEBUG(x, type, fmt, args...) \ do { \ if ((x) & ivtvfb_debug) \ - printk(KERN_INFO "ivtvfb%d " type ": " fmt, itv->num , ## args); \ + printk(KERN_INFO "ivtvfb%d " type ": " fmt, itv->instance , ## args); \ } while (0) #define IVTVFB_DEBUG_WARN(fmt, args...) IVTVFB_DEBUG(IVTVFB_DBGFLG_WARN, "warning", fmt , ## args) #define IVTVFB_DEBUG_INFO(fmt, args...) IVTVFB_DEBUG(IVTVFB_DBGFLG_INFO, "info", fmt , ## args) /* Standard kernel messages */ -#define IVTVFB_ERR(fmt, args...) printk(KERN_ERR "ivtvfb%d: " fmt, itv->num , ## args) -#define IVTVFB_WARN(fmt, args...) printk(KERN_WARNING "ivtvfb%d: " fmt, itv->num , ## args) -#define IVTVFB_INFO(fmt, args...) printk(KERN_INFO "ivtvfb%d: " fmt, itv->num , ## args) +#define IVTVFB_ERR(fmt, args...) printk(KERN_ERR "ivtvfb%d: " fmt, itv->instance , ## args) +#define IVTVFB_WARN(fmt, args...) printk(KERN_WARNING "ivtvfb%d: " fmt, itv->instance , ## args) +#define IVTVFB_INFO(fmt, args...) printk(KERN_INFO "ivtvfb%d: " fmt, itv->instance , ## args) /* --------------------------------------------------------------------- */ @@ -895,16 +896,16 @@ static int ivtvfb_blank(int blank_mode, struct fb_info *info) switch (blank_mode) { case FB_BLANK_UNBLANK: ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, 1); - ivtv_saa7127(itv, VIDIOC_STREAMON, NULL); + ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 1); break; case FB_BLANK_NORMAL: case FB_BLANK_HSYNC_SUSPEND: case FB_BLANK_VSYNC_SUSPEND: ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, 0); - ivtv_saa7127(itv, VIDIOC_STREAMON, NULL); + ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 1); break; case FB_BLANK_POWERDOWN: - ivtv_saa7127(itv, VIDIOC_STREAMOFF, NULL); + ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 0); ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, 0); break; } @@ -1188,10 +1189,45 @@ static int ivtvfb_init_card(struct ivtv *itv) } +static int __init ivtvfb_callback_init(struct device *dev, void *p) +{ + struct v4l2_device *v4l2_dev = dev_get_drvdata(dev); + struct ivtv *itv = container_of(v4l2_dev, struct ivtv, device); + + if (itv && (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { + if (ivtvfb_init_card(itv) == 0) { + IVTVFB_INFO("Framebuffer registered on %s\n", + itv->device.name); + (*(int *)p)++; + } + } + return 0; +} + +static int ivtvfb_callback_cleanup(struct device *dev, void *p) +{ + struct v4l2_device *v4l2_dev = dev_get_drvdata(dev); + struct ivtv *itv = container_of(v4l2_dev, struct ivtv, device); + + if (itv && (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { + if (unregister_framebuffer(&itv->osd_info->ivtvfb_info)) { + IVTVFB_WARN("Framebuffer %d is in use, cannot unload\n", + itv->instance); + return 0; + } + IVTVFB_INFO("Unregister framebuffer %d\n", itv->instance); + ivtvfb_blank(FB_BLANK_POWERDOWN, &itv->osd_info->ivtvfb_info); + ivtvfb_release_buffers(itv); + itv->osd_video_pbase = 0; + } + return 0; +} + static int __init ivtvfb_init(void) { - struct ivtv *itv; - int i, registered = 0; + struct device_driver *drv; + int registered = 0; + int err; if (ivtvfb_card_id < -1 || ivtvfb_card_id >= IVTV_MAX_CARDS) { printk(KERN_ERR "ivtvfb: ivtvfb_card_id parameter is out of range (valid range: -1 - %d)\n", @@ -1199,20 +1235,11 @@ static int __init ivtvfb_init(void) return -EINVAL; } - /* Locate & initialise all cards supporting an OSD. */ - for (i = 0; i < ivtv_cards_active; i++) { - if (ivtvfb_card_id != -1 && i != ivtvfb_card_id) - continue; - itv = ivtv_cards[i]; - if (itv && (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { - if (ivtvfb_init_card(itv) == 0) { - IVTVFB_INFO("Framebuffer registered on ivtv card id %d\n", i); - registered++; - } - } - } + drv = driver_find("ivtv", &pci_bus_type); + err = driver_for_each_device(drv, NULL, ®istered, ivtvfb_callback_init); + put_driver(drv); if (!registered) { - printk(KERN_ERR "ivtvfb: no cards found"); + printk(KERN_ERR "ivtvfb: no cards found\n"); return -ENODEV; } return 0; @@ -1220,24 +1247,14 @@ static int __init ivtvfb_init(void) static void ivtvfb_cleanup(void) { - struct ivtv *itv; - int i; + struct device_driver *drv; + int err; printk(KERN_INFO "ivtvfb: Unloading framebuffer module\n"); - for (i = 0; i < ivtv_cards_active; i++) { - itv = ivtv_cards[i]; - if (itv && (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) && itv->osd_info) { - if (unregister_framebuffer(&itv->osd_info->ivtvfb_info)) { - IVTVFB_WARN("Framebuffer %d is in use, cannot unload\n", i); - return; - } - IVTVFB_DEBUG_INFO("Unregister framebuffer %d\n", i); - ivtvfb_blank(FB_BLANK_POWERDOWN, &itv->osd_info->ivtvfb_info); - ivtvfb_release_buffers(itv); - itv->osd_video_pbase = 0; - } - } + drv = driver_find("ivtv", &pci_bus_type); + err = driver_for_each_device(drv, NULL, NULL, ivtvfb_callback_cleanup); + put_driver(drv); } module_init(ivtvfb_init); |