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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-15 12:49:56 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-15 12:49:56 -0800 |
commit | 122804ecb59493fbb4d31b3ba9ac59faaf45276f (patch) | |
tree | cff4d8a158c412e4a8d3abc8d91bb0eb52b01c9a /drivers/media/video/omap/omap_vout.c | |
parent | 16008d641670571ff4cd750b416c7caf2d89f467 (diff) | |
parent | 126400033940afb658123517a2e80eb68259fbd7 (diff) | |
download | op-kernel-dev-122804ecb59493fbb4d31b3ba9ac59faaf45276f.zip op-kernel-dev-122804ecb59493fbb4d31b3ba9ac59faaf45276f.tar.gz |
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (655 commits)
[media] revert patch: HDIC HD29L2 DMB-TH USB2.0 reference design driver
mb86a20s: Add a few more register settings at the init seq
mb86a20s: Group registers into the same line
[media] [PATCH] don't reset the delivery system on DTV_CLEAR
[media] [BUG] it913x-fe fix typo error making SNR levels unstable
[media] cx23885: Query the CX25840 during enum_input for status
[media] cx25840: Add support for g_input_status
[media] rc-videomate-m1f.c Rename to match remote controler name
[media] drivers: media: au0828: Fix dependency for VIDEO_AU0828
[media] convert drivers/media/* to use module_platform_driver()
[media] drivers: video: cx231xx: Fix dependency for VIDEO_CX231XX_DVB
[media] Exynos4 JPEG codec v4l2 driver
[media] doc: v4l: selection: choose pixels as units for selection rectangles
[media] v4l: s5p-tv: mixer: fix setup of VP scaling
[media] v4l: s5p-tv: mixer: add support for selection API
[media] v4l: emulate old crop API using extended crop/compose API
[media] doc: v4l: add documentation for selection API
[media] doc: v4l: add binary images for selection API
[media] v4l: add support for selection api
[media] hd29l2: fix review findings
...
Diffstat (limited to 'drivers/media/video/omap/omap_vout.c')
-rw-r--r-- | drivers/media/video/omap/omap_vout.c | 187 |
1 files changed, 96 insertions, 91 deletions
diff --git a/drivers/media/video/omap/omap_vout.c b/drivers/media/video/omap/omap_vout.c index a378c2c..a277f95 100644 --- a/drivers/media/video/omap/omap_vout.c +++ b/drivers/media/video/omap/omap_vout.c @@ -524,10 +524,50 @@ static int omapvid_apply_changes(struct omap_vout_device *vout) return 0; } +static int omapvid_handle_interlace_display(struct omap_vout_device *vout, + unsigned int irqstatus, struct timeval timevalue) +{ + u32 fid; + + if (vout->first_int) { + vout->first_int = 0; + goto err; + } + + if (irqstatus & DISPC_IRQ_EVSYNC_ODD) + fid = 1; + else if (irqstatus & DISPC_IRQ_EVSYNC_EVEN) + fid = 0; + else + goto err; + + vout->field_id ^= 1; + if (fid != vout->field_id) { + if (fid == 0) + vout->field_id = fid; + } else if (0 == fid) { + if (vout->cur_frm == vout->next_frm) + goto err; + + vout->cur_frm->ts = timevalue; + vout->cur_frm->state = VIDEOBUF_DONE; + wake_up_interruptible(&vout->cur_frm->done); + vout->cur_frm = vout->next_frm; + } else { + if (list_empty(&vout->dma_queue) || + (vout->cur_frm != vout->next_frm)) + goto err; + } + + return vout->field_id; +err: + return 0; +} + static void omap_vout_isr(void *arg, unsigned int irqstatus) { - int ret; - u32 addr, fid; + int ret, fid, mgr_id; + u32 addr, irq; struct omap_overlay *ovl; struct timeval timevalue; struct omapvideo_info *ovid; @@ -543,112 +583,73 @@ static void omap_vout_isr(void *arg, unsigned int irqstatus) if (!ovl->manager || !ovl->manager->device) return; + mgr_id = ovl->manager->id; cur_display = ovl->manager->device; spin_lock(&vout->vbq_lock); do_gettimeofday(&timevalue); - if (cur_display->type != OMAP_DISPLAY_TYPE_VENC) { - switch (cur_display->type) { - case OMAP_DISPLAY_TYPE_DPI: - if (!(irqstatus & (DISPC_IRQ_VSYNC | DISPC_IRQ_VSYNC2))) - goto vout_isr_err; - break; - case OMAP_DISPLAY_TYPE_HDMI: - if (!(irqstatus & DISPC_IRQ_EVSYNC_EVEN)) - goto vout_isr_err; - break; - default: - goto vout_isr_err; - } - if (!vout->first_int && (vout->cur_frm != vout->next_frm)) { - vout->cur_frm->ts = timevalue; - vout->cur_frm->state = VIDEOBUF_DONE; - wake_up_interruptible(&vout->cur_frm->done); - vout->cur_frm = vout->next_frm; - } - vout->first_int = 0; - if (list_empty(&vout->dma_queue)) + switch (cur_display->type) { + case OMAP_DISPLAY_TYPE_DSI: + case OMAP_DISPLAY_TYPE_DPI: + if (mgr_id == OMAP_DSS_CHANNEL_LCD) + irq = DISPC_IRQ_VSYNC; + else if (mgr_id == OMAP_DSS_CHANNEL_LCD2) + irq = DISPC_IRQ_VSYNC2; + else goto vout_isr_err; - vout->next_frm = list_entry(vout->dma_queue.next, - struct videobuf_buffer, queue); - list_del(&vout->next_frm->queue); - - vout->next_frm->state = VIDEOBUF_ACTIVE; + if (!(irqstatus & irq)) + goto vout_isr_err; + break; + case OMAP_DISPLAY_TYPE_VENC: + fid = omapvid_handle_interlace_display(vout, irqstatus, + timevalue); + if (!fid) + goto vout_isr_err; + break; + case OMAP_DISPLAY_TYPE_HDMI: + if (!(irqstatus & DISPC_IRQ_EVSYNC_EVEN)) + goto vout_isr_err; + break; + default: + goto vout_isr_err; + } - addr = (unsigned long) vout->queued_buf_addr[vout->next_frm->i] - + vout->cropped_offset; + if (!vout->first_int && (vout->cur_frm != vout->next_frm)) { + vout->cur_frm->ts = timevalue; + vout->cur_frm->state = VIDEOBUF_DONE; + wake_up_interruptible(&vout->cur_frm->done); + vout->cur_frm = vout->next_frm; + } - /* First save the configuration in ovelray structure */ - ret = omapvid_init(vout, addr); - if (ret) - printk(KERN_ERR VOUT_NAME - "failed to set overlay info\n"); - /* Enable the pipeline and set the Go bit */ - ret = omapvid_apply_changes(vout); - if (ret) - printk(KERN_ERR VOUT_NAME "failed to change mode\n"); - } else { + vout->first_int = 0; + if (list_empty(&vout->dma_queue)) + goto vout_isr_err; - if (vout->first_int) { - vout->first_int = 0; - goto vout_isr_err; - } - if (irqstatus & DISPC_IRQ_EVSYNC_ODD) - fid = 1; - else if (irqstatus & DISPC_IRQ_EVSYNC_EVEN) - fid = 0; - else - goto vout_isr_err; + vout->next_frm = list_entry(vout->dma_queue.next, + struct videobuf_buffer, queue); + list_del(&vout->next_frm->queue); - vout->field_id ^= 1; - if (fid != vout->field_id) { - if (0 == fid) - vout->field_id = fid; + vout->next_frm->state = VIDEOBUF_ACTIVE; - goto vout_isr_err; - } - if (0 == fid) { - if (vout->cur_frm == vout->next_frm) - goto vout_isr_err; - - vout->cur_frm->ts = timevalue; - vout->cur_frm->state = VIDEOBUF_DONE; - wake_up_interruptible(&vout->cur_frm->done); - vout->cur_frm = vout->next_frm; - } else if (1 == fid) { - if (list_empty(&vout->dma_queue) || - (vout->cur_frm != vout->next_frm)) - goto vout_isr_err; - - vout->next_frm = list_entry(vout->dma_queue.next, - struct videobuf_buffer, queue); - list_del(&vout->next_frm->queue); - - vout->next_frm->state = VIDEOBUF_ACTIVE; - addr = (unsigned long) - vout->queued_buf_addr[vout->next_frm->i] + - vout->cropped_offset; - /* First save the configuration in ovelray structure */ - ret = omapvid_init(vout, addr); - if (ret) - printk(KERN_ERR VOUT_NAME - "failed to set overlay info\n"); - /* Enable the pipeline and set the Go bit */ - ret = omapvid_apply_changes(vout); - if (ret) - printk(KERN_ERR VOUT_NAME - "failed to change mode\n"); - } + addr = (unsigned long) vout->queued_buf_addr[vout->next_frm->i] + + vout->cropped_offset; - } + /* First save the configuration in ovelray structure */ + ret = omapvid_init(vout, addr); + if (ret) + printk(KERN_ERR VOUT_NAME + "failed to set overlay info\n"); + /* Enable the pipeline and set the Go bit */ + ret = omapvid_apply_changes(vout); + if (ret) + printk(KERN_ERR VOUT_NAME "failed to change mode\n"); vout_isr_err: spin_unlock(&vout->vbq_lock); } - /* Video buffer call backs */ /* @@ -664,10 +665,14 @@ static int omap_vout_buffer_setup(struct videobuf_queue *q, unsigned int *count, u32 phy_addr = 0, virt_addr = 0; struct omap_vout_device *vout = q->priv_data; struct omapvideo_info *ovid = &vout->vid_info; + int vid_max_buf_size; if (!vout) return -EINVAL; + vid_max_buf_size = vout->vid == OMAP_VIDEO1 ? video1_bufsize : + video2_bufsize; + if (V4L2_BUF_TYPE_VIDEO_OUTPUT != q->type) return -EINVAL; @@ -690,7 +695,7 @@ static int omap_vout_buffer_setup(struct videobuf_queue *q, unsigned int *count, video1_numbuffers : video2_numbuffers; /* Check the size of the buffer */ - if (*size > vout->buffer_size) { + if (*size > vid_max_buf_size) { v4l2_err(&vout->vid_dev->v4l2_dev, "buffer allocation mismatch [%u] [%u]\n", *size, vout->buffer_size); 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