ret = ccdc_dev->hw_ops.open(vpfe_dev->pdev);
if (!ret)
vpfe_dev->initialized = 1;
+
+ /* Clear all VPFE/CCDC interrupts */
+ if (vpfe_dev->cfg->clr_intr)
+ vpfe_dev->cfg->clr_intr(-1);
+
unlock:
mutex_unlock(&ccdc_lock);
return ret;
list_del(&vpfe_dev->next_frm->queue);
vpfe_dev->next_frm->state = VIDEOBUF_ACTIVE;
addr = videobuf_to_dma_contig(vpfe_dev->next_frm);
+
+ ccdc_dev->hw_ops.setfbaddr(addr);
+}
+
+static void vpfe_schedule_bottom_field(struct vpfe_device *vpfe_dev)
+{
+ unsigned long addr;
+
+ addr = videobuf_to_dma_contig(vpfe_dev->cur_frm);
+ addr += vpfe_dev->field_off;
ccdc_dev->hw_ops.setfbaddr(addr);
}
{
struct vpfe_device *vpfe_dev = dev_id;
enum v4l2_field field;
- unsigned long addr;
int fid;
v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "\nStarting vpfe_isr...\n");
/* if streaming not started, don't do anything */
if (!vpfe_dev->started)
- return IRQ_HANDLED;
+ goto clear_intr;
/* only for 6446 this will be applicable */
if (NULL != ccdc_dev->hw_ops.reset)
"frame format is progressive...\n");
if (vpfe_dev->cur_frm != vpfe_dev->next_frm)
vpfe_process_buffer_complete(vpfe_dev);
- return IRQ_HANDLED;
+ goto clear_intr;
}
/* interlaced or TB capture check which field we are in hardware */
* the CCDC memory address
*/
if (field == V4L2_FIELD_SEQ_TB) {
- addr =
- videobuf_to_dma_contig(vpfe_dev->cur_frm);
- addr += vpfe_dev->field_off;
- ccdc_dev->hw_ops.setfbaddr(addr);
+ vpfe_schedule_bottom_field(vpfe_dev);
}
- return IRQ_HANDLED;
+ goto clear_intr;
}
/*
* if one field is just being captured configure
*/
vpfe_dev->field_id = fid;
}
+clear_intr:
+ if (vpfe_dev->cfg->clr_intr)
+ vpfe_dev->cfg->clr_intr(irq);
+
return IRQ_HANDLED;
}
v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "\nInside vdint1_isr...\n");
/* if streaming not started, don't do anything */
- if (!vpfe_dev->started)
+ if (!vpfe_dev->started) {
+ if (vpfe_dev->cfg->clr_intr)
+ vpfe_dev->cfg->clr_intr(irq);
return IRQ_HANDLED;
+ }
spin_lock(&vpfe_dev->dma_queue_lock);
if ((vpfe_dev->fmt.fmt.pix.field == V4L2_FIELD_NONE) &&
vpfe_dev->cur_frm == vpfe_dev->next_frm)
vpfe_schedule_next_buffer(vpfe_dev);
spin_unlock(&vpfe_dev->dma_queue_lock);
+
+ if (vpfe_dev->cfg->clr_intr)
+ vpfe_dev->cfg->clr_intr(irq);
+
return IRQ_HANDLED;
}
/* Decrement device usrs counter */
vpfe_dev->usrs--;
/* Close the priority */
- v4l2_prio_close(&vpfe_dev->prio, &fh->prio);
+ v4l2_prio_close(&vpfe_dev->prio, fh->prio);
/* If this is the last file handle */
if (!vpfe_dev->usrs) {
vpfe_dev->initialized = 0;
struct vpfe_device *vpfe_dev = fh->vpfe_dev;
v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_buffer_setup\n");
- *size = config_params.device_bufsize;
+ *size = vpfe_dev->fmt.fmt.pix.sizeimage;
+ if (vpfe_dev->memory == V4L2_MEMORY_MMAP &&
+ vpfe_dev->fmt.fmt.pix.sizeimage > config_params.device_bufsize)
+ *size = config_params.device_bufsize;
if (*count < config_params.min_numbuffers)
*count = config_params.min_numbuffers;
{
struct vpfe_fh *fh = vq->priv_data;
struct vpfe_device *vpfe_dev = fh->vpfe_dev;
+ unsigned long addr;
+ int ret;
v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_buffer_prepare\n");
vb->height = vpfe_dev->fmt.fmt.pix.height;
vb->size = vpfe_dev->fmt.fmt.pix.sizeimage;
vb->field = field;
+
+ ret = videobuf_iolock(vq, vb, NULL);;
+ if (ret < 0)
+ return ret;
+
+ addr = videobuf_to_dma_contig(vb);
+ /* Make sure user addresses are aligned to 32 bytes */
+ if (!ALIGN(addr, 32))
+ return -EINVAL;
+
+ vb->state = VIDEOBUF_PREPARED;
}
- vb->state = VIDEOBUF_PREPARED;
return 0;
}
return -EINVAL;
}
- if (V4L2_MEMORY_USERPTR == req_buf->memory) {
- /* we don't support user ptr IO */
- v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_reqbufs:"
- " USERPTR IO not supported\n");
- return -EINVAL;
- }
-
ret = mutex_lock_interruptible(&vpfe_dev->lock);
if (ret)
return ret;
goto probe_free_dev_mem;
}
- mutex_lock(&ccdc_lock);
/* Allocate memory for ccdc configuration */
ccdc_cfg = kmalloc(sizeof(struct ccdc_config), GFP_KERNEL);
if (NULL == ccdc_cfg) {
goto probe_free_lock;
}
+ mutex_lock(&ccdc_lock);
+
strncpy(ccdc_cfg->name, vpfe_cfg->ccdc, 32);
/* Get VINT0 irq resource */
res1 = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
return 0;
}
-static int
-vpfe_suspend(struct device *dev)
+static int vpfe_suspend(struct device *dev)
{
- /* add suspend code here later */
- return -1;
+ return 0;
}
-static int
-vpfe_resume(struct device *dev)
+static int vpfe_resume(struct device *dev)
{
- /* add resume code here later */
- return -1;
+ return 0;
}
static const struct dev_pm_ops vpfe_dev_pm_ops = {