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path: root/drivers/media/platform/omap/omap_vout.c
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Diffstat (limited to 'drivers/media/platform/omap/omap_vout.c')
-rw-r--r--drivers/media/platform/omap/omap_vout.c116
1 files changed, 47 insertions, 69 deletions
diff --git a/drivers/media/platform/omap/omap_vout.c b/drivers/media/platform/omap/omap_vout.c
index a3b1a34c896..9a726eacb29 100644
--- a/drivers/media/platform/omap/omap_vout.c
+++ b/drivers/media/platform/omap/omap_vout.c
@@ -44,9 +44,7 @@
#include <media/v4l2-device.h>
#include <media/v4l2-ioctl.h>
-#include <plat/cpu.h>
-#include <plat/dma.h>
-#include <plat/vrfb.h>
+#include <video/omapvrfb.h>
#include <video/omapdss.h>
#include "omap_voutlib.h"
@@ -207,19 +205,21 @@ static u32 omap_vout_uservirt_to_phys(u32 virtp)
struct vm_area_struct *vma;
struct mm_struct *mm = current->mm;
- vma = find_vma(mm, virtp);
/* For kernel direct-mapped memory, take the easy way */
- if (virtp >= PAGE_OFFSET) {
- physp = virt_to_phys((void *) virtp);
- } else if (vma && (vma->vm_flags & VM_IO) && vma->vm_pgoff) {
+ if (virtp >= PAGE_OFFSET)
+ return virt_to_phys((void *) virtp);
+
+ down_read(&current->mm->mmap_sem);
+ vma = find_vma(mm, virtp);
+ if (vma && (vma->vm_flags & VM_IO) && vma->vm_pgoff) {
/* this will catch, kernel-allocated, mmaped-to-usermode
addresses */
physp = (vma->vm_pgoff << PAGE_SHIFT) + (virtp - vma->vm_start);
+ up_read(&current->mm->mmap_sem);
} else {
/* otherwise, use get_user_pages() for general userland pages */
int res, nr_pages = 1;
struct page *pages;
- down_read(&current->mm->mmap_sem);
res = get_user_pages(current, current->mm, virtp, nr_pages, 1,
0, &pages, NULL);
@@ -335,8 +335,6 @@ static int video_mode_to_dss_mode(struct omap_vout_device *vout)
ovl = ovid->overlays[0];
switch (pix->pixelformat) {
- case 0:
- break;
case V4L2_PIX_FMT_YUYV:
mode = OMAP_DSS_COLOR_YUV2;
break;
@@ -358,6 +356,7 @@ static int video_mode_to_dss_mode(struct omap_vout_device *vout)
break;
default:
mode = -EINVAL;
+ break;
}
return mode;
}
@@ -597,11 +596,12 @@ static void omap_vout_isr(void *arg, unsigned int irqstatus)
return;
spin_lock(&vout->vbq_lock);
- do_gettimeofday(&timevalue);
+ v4l2_get_timestamp(&timevalue);
switch (cur_display->type) {
case OMAP_DISPLAY_TYPE_DSI:
case OMAP_DISPLAY_TYPE_DPI:
+ case OMAP_DISPLAY_TYPE_DVI:
if (mgr_id == OMAP_DSS_CHANNEL_LCD)
irq = DISPC_IRQ_VSYNC;
else if (mgr_id == OMAP_DSS_CHANNEL_LCD2)
@@ -648,9 +648,12 @@ static void omap_vout_isr(void *arg, unsigned int irqstatus)
/* First save the configuration in ovelray structure */
ret = omapvid_init(vout, addr);
- if (ret)
+ if (ret) {
printk(KERN_ERR VOUT_NAME
"failed to set overlay info\n");
+ goto vout_isr_err;
+ }
+
/* Enable the pipeline and set the Go bit */
ret = omapvid_apply_changes(vout);
if (ret)
@@ -1174,13 +1177,6 @@ static int vidioc_s_fmt_vid_out(struct file *file, void *fh,
/* set default crop and win */
omap_vout_new_format(&vout->pix, &vout->fbuf, &vout->crop, &vout->win);
- /* Save the changes in the overlay strcuture */
- ret = omapvid_init(vout, 0);
- if (ret) {
- v4l2_err(&vout->vid_dev->v4l2_dev, "failed to change mode\n");
- goto s_fmt_vid_out_exit;
- }
-
ret = 0;
s_fmt_vid_out_exit:
@@ -1239,21 +1235,6 @@ static int vidioc_s_fmt_vid_overlay(struct file *file, void *fh,
return ret;
}
-static int vidioc_enum_fmt_vid_overlay(struct file *file, void *fh,
- struct v4l2_fmtdesc *fmt)
-{
- int index = fmt->index;
-
- if (index >= NUM_OUTPUT_FORMATS)
- return -EINVAL;
-
- fmt->flags = omap_formats[index].flags;
- strlcpy(fmt->description, omap_formats[index].description,
- sizeof(fmt->description));
- fmt->pixelformat = omap_formats[index].pixelformat;
- return 0;
-}
-
static int vidioc_g_fmt_vid_overlay(struct file *file, void *fh,
struct v4l2_format *f)
{
@@ -1682,27 +1663,16 @@ static int vidioc_streamon(struct file *file, void *fh, enum v4l2_buf_type i)
mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD
| DISPC_IRQ_VSYNC2;
- omap_dispc_register_isr(omap_vout_isr, vout, mask);
-
- for (j = 0; j < ovid->num_overlays; j++) {
- struct omap_overlay *ovl = ovid->overlays[j];
-
- if (ovl->get_device(ovl)) {
- struct omap_overlay_info info;
- ovl->get_overlay_info(ovl, &info);
- info.paddr = addr;
- if (ovl->set_overlay_info(ovl, &info)) {
- ret = -EINVAL;
- goto streamon_err1;
- }
- }
- }
-
/* First save the configuration in ovelray structure */
ret = omapvid_init(vout, addr);
- if (ret)
+ if (ret) {
v4l2_err(&vout->vid_dev->v4l2_dev,
"failed to set overlay info\n");
+ goto streamon_err1;
+ }
+
+ omap_dispc_register_isr(omap_vout_isr, vout, mask);
+
/* Enable the pipeline and set the Go bit */
ret = omapvid_apply_changes(vout);
if (ret)
@@ -1881,10 +1851,9 @@ static const struct v4l2_ioctl_ops vout_ioctl_ops = {
.vidioc_s_fbuf = vidioc_s_fbuf,
.vidioc_g_fbuf = vidioc_g_fbuf,
.vidioc_s_ctrl = vidioc_s_ctrl,
- .vidioc_try_fmt_vid_overlay = vidioc_try_fmt_vid_overlay,
- .vidioc_s_fmt_vid_overlay = vidioc_s_fmt_vid_overlay,
- .vidioc_enum_fmt_vid_overlay = vidioc_enum_fmt_vid_overlay,
- .vidioc_g_fmt_vid_overlay = vidioc_g_fmt_vid_overlay,
+ .vidioc_try_fmt_vid_out_overlay = vidioc_try_fmt_vid_overlay,
+ .vidioc_s_fmt_vid_out_overlay = vidioc_s_fmt_vid_overlay,
+ .vidioc_g_fmt_vid_out_overlay = vidioc_g_fmt_vid_overlay,
.vidioc_cropcap = vidioc_cropcap,
.vidioc_g_crop = vidioc_g_crop,
.vidioc_s_crop = vidioc_s_crop,
@@ -2064,7 +2033,7 @@ static int __init omap_vout_create_video_devices(struct platform_device *pdev)
vout->vid_info.id = k + 1;
/* Set VRFB as rotation_type for omap2 and omap3 */
- if (cpu_is_omap24xx() || cpu_is_omap34xx())
+ if (omap_vout_dss_omap24xx() || omap_vout_dss_omap34xx())
vout->vid_info.rotation_type = VOUT_ROT_VRFB;
/* Setup the default configuration for the video devices
@@ -2094,11 +2063,12 @@ static int __init omap_vout_create_video_devices(struct platform_device *pdev)
}
video_set_drvdata(vfd, vout);
- /* Configure the overlay structure */
- ret = omapvid_init(vid_dev->vouts[k], 0);
- if (!ret)
- goto success;
+ dev_info(&pdev->dev, ": registered and initialized"
+ " video device %d\n", vfd->minor);
+ if (k == (pdev->num_resources - 1))
+ return 0;
+ continue;
error2:
if (vout->vid_info.rotation_type == VOUT_ROT_VRFB)
omap_vout_release_vrfb(vout);
@@ -2108,12 +2078,6 @@ error1:
error:
kfree(vout);
return ret;
-
-success:
- dev_info(&pdev->dev, ": registered and initialized"
- " video device %d\n", vfd->minor);
- if (k == (pdev->num_resources - 1))
- return 0;
}
return -ENODEV;
@@ -2186,14 +2150,26 @@ static int __init omap_vout_probe(struct platform_device *pdev)
struct omap_dss_device *def_display;
struct omap2video_device *vid_dev = NULL;
+ if (omapdss_is_initialized() == false)
+ return -EPROBE_DEFER;
+
+ ret = omapdss_compat_init();
+ if (ret) {
+ dev_err(&pdev->dev, "failed to init dss\n");
+ return ret;
+ }
+
if (pdev->num_resources == 0) {
dev_err(&pdev->dev, "probed for an unknown device\n");
- return -ENODEV;
+ ret = -ENODEV;
+ goto err_dss_init;
}
vid_dev = kzalloc(sizeof(struct omap2video_device), GFP_KERNEL);
- if (vid_dev == NULL)
- return -ENOMEM;
+ if (vid_dev == NULL) {
+ ret = -ENOMEM;
+ goto err_dss_init;
+ }
vid_dev->num_displays = 0;
for_each_dss_dev(dssdev) {
@@ -2288,6 +2264,8 @@ probe_err1:
}
probe_err0:
kfree(vid_dev);
+err_dss_init:
+ omapdss_compat_uninit();
return ret;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 23:05:41 +0000