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path: root/drivers/media/video/omap/omap_vout.c
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Diffstat (limited to 'drivers/media/video/omap/omap_vout.c')
-rw-r--r--drivers/media/video/omap/omap_vout.c233
1 files changed, 119 insertions, 114 deletions
diff --git a/drivers/media/video/omap/omap_vout.c b/drivers/media/video/omap/omap_vout.c
index ee0d0b39cd1..1fb7d5bd5ec 100644
--- a/drivers/media/video/omap/omap_vout.c
+++ b/drivers/media/video/omap/omap_vout.c
@@ -70,9 +70,9 @@ static u32 video1_numbuffers = 3;
static u32 video2_numbuffers = 3;
static u32 video1_bufsize = OMAP_VOUT_MAX_BUF_SIZE;
static u32 video2_bufsize = OMAP_VOUT_MAX_BUF_SIZE;
-static u32 vid1_static_vrfb_alloc;
-static u32 vid2_static_vrfb_alloc;
-static int debug;
+static bool vid1_static_vrfb_alloc;
+static bool vid2_static_vrfb_alloc;
+static bool debug;
/* Module parameters */
module_param(video1_numbuffers, uint, S_IRUGO);
@@ -424,7 +424,7 @@ static int omapvid_setup_overlay(struct omap_vout_device *vout,
"%s enable=%d addr=%x width=%d\n height=%d color_mode=%d\n"
"rotation=%d mirror=%d posx=%d posy=%d out_width = %d \n"
"out_height=%d rotation_type=%d screen_width=%d\n",
- __func__, info.enabled, info.paddr, info.width, info.height,
+ __func__, ovl->is_enabled(ovl), info.paddr, info.width, info.height,
info.color_mode, info.rotation, info.mirror, info.pos_x,
info.pos_y, info.out_width, info.out_height, info.rotation_type,
info.screen_width);
@@ -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);
@@ -943,12 +948,8 @@ static int omap_vout_release(struct file *file)
/* Disable all the overlay managers connected with this interface */
for (i = 0; i < ovid->num_overlays; i++) {
struct omap_overlay *ovl = ovid->overlays[i];
- if (ovl->manager && ovl->manager->device) {
- struct omap_overlay_info info;
- ovl->get_overlay_info(ovl, &info);
- info.enabled = 0;
- ovl->set_overlay_info(ovl, &info);
- }
+ if (ovl->manager && ovl->manager->device)
+ ovl->disable(ovl);
}
/* Turn off the pipeline */
ret = omapvid_apply_changes(vout);
@@ -1041,7 +1042,8 @@ static int vidioc_querycap(struct file *file, void *fh,
strlcpy(cap->driver, VOUT_NAME, sizeof(cap->driver));
strlcpy(cap->card, vout->vfd->name, sizeof(cap->card));
cap->bus_info[0] = '\0';
- cap->capabilities = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_OUTPUT;
+ cap->capabilities = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_OUTPUT |
+ V4L2_CAP_VIDEO_OUTPUT_OVERLAY;
return 0;
}
@@ -1668,7 +1670,6 @@ static int vidioc_streamon(struct file *file, void *fh, enum v4l2_buf_type i)
if (ovl->manager && ovl->manager->device) {
struct omap_overlay_info info;
ovl->get_overlay_info(ovl, &info);
- info.enabled = 1;
info.paddr = addr;
if (ovl->set_overlay_info(ovl, &info)) {
ret = -EINVAL;
@@ -1687,6 +1688,16 @@ static int vidioc_streamon(struct file *file, void *fh, enum v4l2_buf_type i)
if (ret)
v4l2_err(&vout->vid_dev->v4l2_dev, "failed to change mode\n");
+ for (j = 0; j < ovid->num_overlays; j++) {
+ struct omap_overlay *ovl = ovid->overlays[j];
+
+ if (ovl->manager && ovl->manager->device) {
+ ret = ovl->enable(ovl);
+ if (ret)
+ goto streamon_err1;
+ }
+ }
+
ret = 0;
streamon_err1:
@@ -1716,16 +1727,8 @@ static int vidioc_streamoff(struct file *file, void *fh, enum v4l2_buf_type i)
for (j = 0; j < ovid->num_overlays; j++) {
struct omap_overlay *ovl = ovid->overlays[j];
- if (ovl->manager && ovl->manager->device) {
- struct omap_overlay_info info;
-
- ovl->get_overlay_info(ovl, &info);
- info.enabled = 0;
- ret = ovl->set_overlay_info(ovl, &info);
- if (ret)
- v4l2_err(&vout->vid_dev->v4l2_dev,
- "failed to update overlay info in streamoff\n");
- }
+ if (ovl->manager && ovl->manager->device)
+ ovl->disable(ovl);
}
/* Turn of the pipeline */
@@ -1823,7 +1826,9 @@ static int vidioc_g_fbuf(struct file *file, void *fh,
ovid = &vout->vid_info;
ovl = ovid->overlays[0];
- a->flags = 0x0;
+ /* The video overlay must stay within the framebuffer and can't be
+ positioned independently. */
+ a->flags = V4L2_FBUF_FLAG_OVERLAY;
a->capability = V4L2_FBUF_CAP_LOCAL_ALPHA | V4L2_FBUF_CAP_CHROMAKEY
| V4L2_FBUF_CAP_SRC_CHROMAKEY;