diff options
Diffstat (limited to 'drivers/media/platform/tegra/nvavp/nvavp_dev.c')
| -rw-r--r-- | drivers/media/platform/tegra/nvavp/nvavp_dev.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/media/platform/tegra/nvavp/nvavp_dev.c b/drivers/media/platform/tegra/nvavp/nvavp_dev.c index 843ea338c949..05c5f997e12f 100644 --- a/drivers/media/platform/tegra/nvavp/nvavp_dev.c +++ b/drivers/media/platform/tegra/nvavp/nvavp_dev.c @@ -871,6 +871,7 @@ static int nvavp_pushbuffer_update(struct nvavp_info *nvavp, u32 phys_addr, u32 wordcount = 0; u32 index, value = -1; int ret = 0; + u32 max_index = 0; mutex_lock(&nvavp->open_lock); nvavp_runtime_get(nvavp); @@ -885,7 +886,9 @@ static int nvavp_pushbuffer_update(struct nvavp_info *nvavp, u32 phys_addr, mutex_lock(&channel_info->pushbuffer_lock); /* check for pushbuffer wrapping */ - if (channel_info->pushbuf_index >= channel_info->pushbuf_fence) + max_index = channel_info->pushbuf_fence; + max_index = ext_ucode_flag ? max_index : max_index - (sizeof(u32) * 4); + if (channel_info->pushbuf_index >= max_index) channel_info->pushbuf_index = 0; if (!ext_ucode_flag) { |