diff options
| author | Linux Build Service Account <lnxbuild@localhost> | 2017-03-29 14:30:49 -0700 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2017-03-29 14:30:49 -0700 |
| commit | 4166896b94303a3f8952d9af6f06fdb7a2b1b45d (patch) | |
| tree | cd4fb67f3a2bd56a2eaec1ca406a3776fc6aefe3 | |
| parent | 56aaf096d910a391eb39942f2268e08b5f34070a (diff) | |
| parent | c1804f4e092bc2251c25a4f5708e2405f8e73a9c (diff) | |
Merge "msm: isp: Fix stream off failure in LPM"
| -rw-r--r-- | drivers/media/platform/msm/camera_v2/isp/msm_isp_axi_util.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/media/platform/msm/camera_v2/isp/msm_isp_axi_util.c b/drivers/media/platform/msm/camera_v2/isp/msm_isp_axi_util.c index 54b237a9fc05..b44b7573e0e6 100644 --- a/drivers/media/platform/msm/camera_v2/isp/msm_isp_axi_util.c +++ b/drivers/media/platform/msm/camera_v2/isp/msm_isp_axi_util.c @@ -2441,7 +2441,7 @@ int msm_isp_ab_ib_update_lpm_mode(struct vfe_device *vfe_dev, void *arg) total_bandwidth += stream_info->bandwidth[ vfe_idx]; - stream_info->state = PAUSING; + stream_info->state = PAUSED; } spin_unlock_irqrestore(&stream_info->lock, flags); } @@ -2455,7 +2455,7 @@ int msm_isp_ab_ib_update_lpm_mode(struct vfe_device *vfe_dev, void *arg) msm_isp_get_stream_common_data(vfe_dev, ab_ib_vote->stream_src[i]); spin_lock_irqsave(&stream_info->lock, flags); - if (stream_info->state == PAUSING) { + if (stream_info->state == PAUSED) { vfe_idx = msm_isp_get_vfe_idx_for_stream(vfe_dev, stream_info); @@ -2813,6 +2813,7 @@ static int __msm_isp_check_stream_state(struct msm_vfe_axi_stream *stream_info, case RESUMING: case RESUME_PENDING: case ACTIVE: + case PAUSED: if (cmd != 0) return -EALREADY; break; @@ -2879,9 +2880,11 @@ static void __msm_isp_stop_axi_streams(struct vfe_device *vfe_dev, * those state transitions instead of directly forcing stream to * be INACTIVE */ - while (stream_info->state != ACTIVE) - __msm_isp_axi_stream_update(stream_info, + if (stream_info->state != PAUSED) { + while (stream_info->state != ACTIVE) + __msm_isp_axi_stream_update(stream_info, ×tamp); + } msm_isp_cfg_stream_scratch(stream_info, VFE_PING_FLAG); msm_isp_cfg_stream_scratch(stream_info, VFE_PONG_FLAG); stream_info->undelivered_request_cnt = 0; @@ -2894,8 +2897,15 @@ static void __msm_isp_stop_axi_streams(struct vfe_device *vfe_dev, vfe_dev->hw_info->vfe_ops.axi_ops. clear_wm_irq_mask(vfe_dev, stream_info); } - init_completion(&stream_info->inactive_comp); - stream_info->state = STOP_PENDING; + if (stream_info->state == ACTIVE) { + init_completion(&stream_info->inactive_comp); + stream_info->state = STOP_PENDING; + } else if (stream_info->state == PAUSED) { + /* don't wait for reg update */ + stream_info->state = STOP_PENDING; + msm_isp_axi_stream_enable_cfg(stream_info); + stream_info->state = INACTIVE; + } spin_unlock_irqrestore(&stream_info->lock, flags); } |