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path: root/drivers/media/platform/s5p-g2d/g2d.c
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Diffstat (limited to 'drivers/media/platform/s5p-g2d/g2d.c')
-rw-r--r--drivers/media/platform/s5p-g2d/g2d.c36
1 files changed, 34 insertions, 2 deletions
diff --git a/drivers/media/platform/s5p-g2d/g2d.c b/drivers/media/platform/s5p-g2d/g2d.c
index aaaf276a5a6c..553d87e5ceab 100644
--- a/drivers/media/platform/s5p-g2d/g2d.c
+++ b/drivers/media/platform/s5p-g2d/g2d.c
@@ -18,6 +18,7 @@
#include <linux/slab.h>
#include <linux/clk.h>
#include <linux/interrupt.h>
+#include <linux/of.h>
#include <linux/platform_device.h>
#include <media/v4l2-mem2mem.h>
@@ -157,6 +158,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
src_vq->ops = &g2d_qops;
src_vq->mem_ops = &vb2_dma_contig_memops;
src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
+ src_vq->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_COPY;
ret = vb2_queue_init(src_vq);
if (ret)
@@ -168,6 +170,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
dst_vq->ops = &g2d_qops;
dst_vq->mem_ops = &vb2_dma_contig_memops;
dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
+ dst_vq->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_COPY;
return vb2_queue_init(dst_vq);
}
@@ -634,6 +637,9 @@ static irqreturn_t g2d_isr(int irq, void *prv)
BUG_ON(src == NULL);
BUG_ON(dst == NULL);
+ dst->v4l2_buf.timecode = src->v4l2_buf.timecode;
+ dst->v4l2_buf.timestamp = src->v4l2_buf.timestamp;
+
v4l2_m2m_buf_done(src, VB2_BUF_STATE_DONE);
v4l2_m2m_buf_done(dst, VB2_BUF_STATE_DONE);
v4l2_m2m_job_finish(dev->m2m_dev, ctx->m2m_ctx);
@@ -695,11 +701,14 @@ static struct v4l2_m2m_ops g2d_m2m_ops = {
.unlock = g2d_unlock,
};
+static const struct of_device_id exynos_g2d_match[];
+
static int g2d_probe(struct platform_device *pdev)
{
struct g2d_dev *dev;
struct video_device *vfd;
struct resource *res;
+ const struct of_device_id *of_id;
int ret = 0;
dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
@@ -794,7 +803,17 @@ static int g2d_probe(struct platform_device *pdev)
}
def_frame.stride = (def_frame.width * def_frame.fmt->depth) >> 3;
- dev->variant = g2d_get_drv_data(pdev);
+
+ if (!pdev->dev.of_node) {
+ dev->variant = g2d_get_drv_data(pdev);
+ } else {
+ of_id = of_match_node(exynos_g2d_match, pdev->dev.of_node);
+ if (!of_id) {
+ ret = -ENODEV;
+ goto unreg_video_dev;
+ }
+ dev->variant = (struct g2d_variant *)of_id->data;
+ }
return 0;
@@ -835,13 +854,25 @@ static int g2d_remove(struct platform_device *pdev)
}
static struct g2d_variant g2d_drvdata_v3x = {
- .hw_rev = TYPE_G2D_3X,
+ .hw_rev = TYPE_G2D_3X, /* Revision 3.0 for S5PV210 and Exynos4210 */
};
static struct g2d_variant g2d_drvdata_v4x = {
.hw_rev = TYPE_G2D_4X, /* Revision 4.1 for Exynos4X12 and Exynos5 */
};
+static const struct of_device_id exynos_g2d_match[] = {
+ {
+ .compatible = "samsung,s5pv210-g2d",
+ .data = &g2d_drvdata_v3x,
+ }, {
+ .compatible = "samsung,exynos4212-g2d",
+ .data = &g2d_drvdata_v4x,
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, exynos_g2d_match);
+
static struct platform_device_id g2d_driver_ids[] = {
{
.name = "s5p-g2d",
@@ -861,6 +892,7 @@ static struct platform_driver g2d_pdrv = {
.driver = {
.name = G2D_NAME,
.owner = THIS_MODULE,
+ .of_match_table = exynos_g2d_match,
},
};