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path: root/drivers/media/platform/pxa_camera.c
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Diffstat (limited to 'drivers/media/platform/pxa_camera.c')
-rw-r--r--drivers/media/platform/pxa_camera.c77
1 files changed, 59 insertions, 18 deletions
diff --git a/drivers/media/platform/pxa_camera.c b/drivers/media/platform/pxa_camera.c
index 929006f65cc7..399095170b6e 100644
--- a/drivers/media/platform/pxa_camera.c
+++ b/drivers/media/platform/pxa_camera.c
@@ -25,6 +25,7 @@
#include <linux/mm.h>
#include <linux/moduleparam.h>
#include <linux/of.h>
+#include <linux/of_graph.h>
#include <linux/time.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
@@ -37,9 +38,11 @@
#include <media/v4l2-async.h>
#include <media/v4l2-clk.h>
#include <media/v4l2-common.h>
+#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
+#include <media/v4l2-event.h>
#include <media/v4l2-ioctl.h>
-#include <media/v4l2-of.h>
+#include <media/v4l2-fwnode.h>
#include <media/videobuf2-dma-sg.h>
@@ -345,6 +348,36 @@ static const struct pxa_mbus_lookup mbus_fmt[] = {
.layout = PXA_MBUS_LAYOUT_PACKED,
},
}, {
+ .code = MEDIA_BUS_FMT_SGBRG8_1X8,
+ .fmt = {
+ .fourcc = V4L2_PIX_FMT_SGBRG8,
+ .name = "Bayer 8 GBRG",
+ .bits_per_sample = 8,
+ .packing = PXA_MBUS_PACKING_NONE,
+ .order = PXA_MBUS_ORDER_LE,
+ .layout = PXA_MBUS_LAYOUT_PACKED,
+ },
+}, {
+ .code = MEDIA_BUS_FMT_SGRBG8_1X8,
+ .fmt = {
+ .fourcc = V4L2_PIX_FMT_SGRBG8,
+ .name = "Bayer 8 GRBG",
+ .bits_per_sample = 8,
+ .packing = PXA_MBUS_PACKING_NONE,
+ .order = PXA_MBUS_ORDER_LE,
+ .layout = PXA_MBUS_LAYOUT_PACKED,
+ },
+}, {
+ .code = MEDIA_BUS_FMT_SRGGB8_1X8,
+ .fmt = {
+ .fourcc = V4L2_PIX_FMT_SRGGB8,
+ .name = "Bayer 8 RGGB",
+ .bits_per_sample = 8,
+ .packing = PXA_MBUS_PACKING_NONE,
+ .order = PXA_MBUS_ORDER_LE,
+ .layout = PXA_MBUS_LAYOUT_PACKED,
+ },
+}, {
.code = MEDIA_BUS_FMT_SBGGR10_1X10,
.fmt = {
.fourcc = V4L2_PIX_FMT_SBGGR10,
@@ -445,16 +478,6 @@ static const struct pxa_mbus_lookup mbus_fmt[] = {
.layout = PXA_MBUS_LAYOUT_PACKED,
},
}, {
- .code = MEDIA_BUS_FMT_SGRBG8_1X8,
- .fmt = {
- .fourcc = V4L2_PIX_FMT_SGRBG8,
- .name = "Bayer 8 GRBG",
- .bits_per_sample = 8,
- .packing = PXA_MBUS_PACKING_NONE,
- .order = PXA_MBUS_ORDER_LE,
- .layout = PXA_MBUS_LAYOUT_PACKED,
- },
-}, {
.code = MEDIA_BUS_FMT_SGRBG10_DPCM8_1X8,
.fmt = {
.fourcc = V4L2_PIX_FMT_SGRBG10DPCM8,
@@ -555,6 +578,9 @@ static s32 pxa_mbus_bytes_per_line(u32 width, const struct pxa_mbus_pixelfmt *mf
static s32 pxa_mbus_image_size(const struct pxa_mbus_pixelfmt *mf,
u32 bytes_per_line, u32 height)
{
+ if (mf->layout == PXA_MBUS_LAYOUT_PACKED)
+ return bytes_per_line * height;
+
switch (mf->packing) {
case PXA_MBUS_PACKING_2X8_PADHI:
return bytes_per_line * height * 2;
@@ -1099,7 +1125,7 @@ static u32 mclk_get_divisor(struct platform_device *pdev,
/* mclk <= ciclk / 4 (27.4.2) */
if (mclk > lcdclk / 4) {
mclk = lcdclk / 4;
- dev_warn(pcdev_to_dev(pcdev),
+ dev_warn(&pdev->dev,
"Limiting master clock to %lu\n", mclk);
}
@@ -1110,7 +1136,7 @@ static u32 mclk_get_divisor(struct platform_device *pdev,
if (pcdev->platform_flags & PXA_CAMERA_MCLK_EN)
pcdev->mclk = lcdclk / (2 * (div + 1));
- dev_dbg(pcdev_to_dev(pcdev), "LCD clock %luHz, target freq %luHz, divisor %u\n",
+ dev_dbg(&pdev->dev, "LCD clock %luHz, target freq %luHz, divisor %u\n",
lcdclk, mclk, div);
return div;
@@ -1291,6 +1317,7 @@ static void pxa_camera_setup_cicr(struct pxa_camera_dev *pcdev,
* transformation. Note that UYVY is the only format that
* should be used if pxa framebuffer Overlay2 is used.
*/
+ /* fall through */
case V4L2_PIX_FMT_UYVY:
case V4L2_PIX_FMT_VYUY:
case V4L2_PIX_FMT_YUYV:
@@ -2066,6 +2093,8 @@ static const struct v4l2_ioctl_ops pxa_camera_ioctl_ops = {
.vidioc_g_register = pxac_vidioc_g_register,
.vidioc_s_register = pxac_vidioc_s_register,
#endif
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
static struct v4l2_clk_ops pxa_camera_mclk_ops = {
@@ -2177,6 +2206,12 @@ static void pxa_camera_sensor_unbind(struct v4l2_async_notifier *notifier,
pxa_dma_stop_channels(pcdev);
pxa_camera_destroy_formats(pcdev);
+
+ if (pcdev->mclk_clk) {
+ v4l2_clk_unregister(pcdev->mclk_clk);
+ pcdev->mclk_clk = NULL;
+ }
+
video_unregister_device(&pcdev->vdev);
pcdev->sensor = NULL;
@@ -2236,7 +2271,7 @@ static int pxa_camera_pdata_from_dt(struct device *dev,
{
u32 mclk_rate;
struct device_node *remote, *np = dev->of_node;
- struct v4l2_of_endpoint ep;
+ struct v4l2_fwnode_endpoint ep;
int err = of_property_read_u32(np, "clock-frequency",
&mclk_rate);
if (!err) {
@@ -2250,7 +2285,7 @@ static int pxa_camera_pdata_from_dt(struct device *dev,
return -EINVAL;
}
- err = v4l2_of_parse_endpoint(np, &ep);
+ err = v4l2_fwnode_endpoint_parse(of_fwnode_handle(np), &ep);
if (err) {
dev_err(dev, "could not parse endpoint\n");
goto out;
@@ -2287,10 +2322,10 @@ static int pxa_camera_pdata_from_dt(struct device *dev,
if (ep.bus.parallel.flags & V4L2_MBUS_PCLK_SAMPLE_FALLING)
pcdev->platform_flags |= PXA_CAMERA_PCLK_EN;
- asd->match_type = V4L2_ASYNC_MATCH_OF;
+ asd->match_type = V4L2_ASYNC_MATCH_FWNODE;
remote = of_graph_get_remote_port(np);
if (remote) {
- asd->match.of.node = remote;
+ asd->match.fwnode.fwnode = of_fwnode_handle(remote);
of_node_put(remote);
} else {
dev_notice(dev, "no remote for %s\n", of_node_full_name(np));
@@ -2501,7 +2536,13 @@ static int pxa_camera_remove(struct platform_device *pdev)
dma_release_channel(pcdev->dma_chans[1]);
dma_release_channel(pcdev->dma_chans[2]);
- v4l2_clk_unregister(pcdev->mclk_clk);
+ v4l2_async_notifier_unregister(&pcdev->notifier);
+
+ if (pcdev->mclk_clk) {
+ v4l2_clk_unregister(pcdev->mclk_clk);
+ pcdev->mclk_clk = NULL;
+ }
+
v4l2_device_unregister(&pcdev->v4l2_dev);
dev_info(&pdev->dev, "PXA Camera driver unloaded\n");