diff options
Diffstat (limited to 'drivers/media/platform/qcom/venus/firmware.c')
| -rw-r--r-- | drivers/media/platform/qcom/venus/firmware.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/media/platform/qcom/venus/firmware.c b/drivers/media/platform/qcom/venus/firmware.c index 1db64a854b88..d03e2dd5808c 100644 --- a/drivers/media/platform/qcom/venus/firmware.c +++ b/drivers/media/platform/qcom/venus/firmware.c @@ -171,9 +171,14 @@ static int venus_shutdown_no_tz(struct venus_core *core) iommu = core->fw.iommu_domain; - unmapped = iommu_unmap(iommu, VENUS_FW_START_ADDR, mapped); - if (unmapped != mapped) - dev_err(dev, "failed to unmap firmware\n"); + if (core->fw.mapped_mem_size && iommu) { + unmapped = iommu_unmap(iommu, VENUS_FW_START_ADDR, mapped); + + if (unmapped != mapped) + dev_err(dev, "failed to unmap firmware\n"); + else + core->fw.mapped_mem_size = 0; + } return 0; } @@ -305,7 +310,11 @@ void venus_firmware_deinit(struct venus_core *core) iommu = core->fw.iommu_domain; iommu_detach_device(iommu, core->fw.dev); - iommu_domain_free(iommu); + + if (core->fw.iommu_domain) { + iommu_domain_free(iommu); + core->fw.iommu_domain = NULL; + } platform_device_unregister(to_platform_device(core->fw.dev)); } |