[PATCH] media: amphion: support for reloading module

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



As there is no interface to power off vpu core.
So it need to boot from cold on first load.
but on the second load, driver need to restore the status
instead of booting.

Signed-off-by: Ming Qian <ming.qian@xxxxxxx>
---
 drivers/media/platform/amphion/vpu_core.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/media/platform/amphion/vpu_core.c b/drivers/media/platform/amphion/vpu_core.c
index 68ad183925fd..3cca7ae2355d 100644
--- a/drivers/media/platform/amphion/vpu_core.c
+++ b/drivers/media/platform/amphion/vpu_core.c
@@ -257,14 +257,8 @@ static int vpu_core_register(struct device *dev, struct vpu_core *core)
 	}
 
 	list_add_tail(&core->list, &vpu->cores);
-
 	vpu_core_get_vpu(core);
 
-	if (vpu_iface_get_power_state(core))
-		ret = vpu_core_restore(core);
-	if (ret)
-		goto error;
-
 	return 0;
 error:
 	if (core->msg_buffer) {
@@ -362,7 +356,10 @@ struct vpu_core *vpu_request_core(struct vpu_dev *vpu, enum vpu_core_type type)
 	pm_runtime_resume_and_get(core->dev);
 
 	if (core->state == VPU_CORE_DEINIT) {
-		ret = vpu_core_boot(core, true);
+		if (vpu_iface_get_power_state(core))
+			ret = vpu_core_restore(core);
+		else
+			ret = vpu_core_boot(core, true);
 		if (ret) {
 			pm_runtime_put_sync(core->dev);
 			mutex_unlock(&core->lock);
-- 
2.36.1




[Index of Archives]     [Linux Input]     [Video for Linux]     [Gstreamer Embedded]     [Mplayer Users]     [Linux USB Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Yosemite Backpacking]

  Powered by Linux