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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2011-03-03 13:05:22 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-03-22 07:53:55 (GMT) |
| commit | 4b0ec19e02fabdd09fc2f4754304894bbefb3f45 (patch) | |
| tree | c9ff3d9e330b1cc42fc640bc1f4f7fab5c0cf8aa /drivers/media/video/omap3isp | |
| parent | 7e8970e1d5ae9237d00909599e70f85fce1fc489 (diff) | |
| download | linux-4b0ec19e02fabdd09fc2f4754304894bbefb3f45.tar.xz | |
[media] omap3isp: Add set performance callback in isp platform data
Replace the omap_pm_set_min_bus_tput() with a callback to board code.
This makes the omap3isp driver compilable as a module, and lets board
code manage OMAP PM details depending on board requirements.
Signed-off-by: Stanimir Varbanov <svarbanov@mm-sol.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/omap3isp')
| -rw-r--r-- | drivers/media/video/omap3isp/isp.h | 1 | ||||
| -rw-r--r-- | drivers/media/video/omap3isp/ispvideo.c | 21 |
2 files changed, 7 insertions, 15 deletions
diff --git a/drivers/media/video/omap3isp/isp.h b/drivers/media/video/omap3isp/isp.h index a8dfea4..cf5214e 100644 --- a/drivers/media/video/omap3isp/isp.h +++ b/drivers/media/video/omap3isp/isp.h @@ -199,6 +199,7 @@ struct isp_v4l2_subdevs_group { struct isp_platform_data { struct isp_v4l2_subdevs_group *subdevs; + void (*set_constraints)(struct isp_device *isp, bool enable); }; struct isp_platform_callback { diff --git a/drivers/media/video/omap3isp/ispvideo.c b/drivers/media/video/omap3isp/ispvideo.c index 517a24d..a0bb5db 100644 --- a/drivers/media/video/omap3isp/ispvideo.c +++ b/drivers/media/video/omap3isp/ispvideo.c @@ -921,18 +921,8 @@ isp_video_streamon(struct file *file, void *fh, enum v4l2_buf_type type) pipe->output = far_end; } - /* Make sure the interconnect clock runs fast enough. - * - * Formula from: resource34xx.c set_opp() - * If MPU freq is above 500MHz, make sure the interconnect - * is at 100Mhz or above. - * throughput in KiB/s for 100 Mhz = 100 * 1000 * 4. - * - * We want to be fast enough then set OCP clock to be max as - * possible, in that case 185Mhz then: - * throughput in KiB/s for 185Mhz = 185 * 1000 * 4 = 740000 KiB/s - */ - omap_pm_set_min_bus_tput(video->isp->dev, OCP_INITIATOR_AGENT, 740000); + if (video->isp->pdata->set_constraints) + video->isp->pdata->set_constraints(video->isp, true); pipe->l3_ick = clk_get_rate(video->isp->clock[ISP_CLK_L3_ICK]); /* Validate the pipeline and update its state. */ @@ -978,8 +968,8 @@ isp_video_streamon(struct file *file, void *fh, enum v4l2_buf_type type) error: if (ret < 0) { omap3isp_video_queue_streamoff(&vfh->queue); - omap_pm_set_min_bus_tput(video->isp->dev, - OCP_INITIATOR_AGENT, 0); + if (video->isp->pdata->set_constraints) + video->isp->pdata->set_constraints(video->isp, false); media_entity_pipeline_stop(&video->video.entity); video->queue = NULL; } @@ -1032,7 +1022,8 @@ isp_video_streamoff(struct file *file, void *fh, enum v4l2_buf_type type) video->queue = NULL; video->streaming = 0; - omap_pm_set_min_bus_tput(video->isp->dev, OCP_INITIATOR_AGENT, 0); + if (video->isp->pdata->set_constraints) + video->isp->pdata->set_constraints(video->isp, false); media_entity_pipeline_stop(&video->video.entity); done: |