Merge "msm: npu: Vote minimum bandwidth before unload fw via PIL" (98c0b49b) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/media/platform/msm/npu/npu_mgr.c

+10 −0

Original line number	Original line	Diff line number	Diff line
	@@ -193,6 +193,7 @@ int load_fw(struct npu_device *npu_dev)
	int unload_fw(struct npu_device *npu_dev)		int unload_fw(struct npu_device *npu_dev)
	{		{
	struct npu_host_ctx *host_ctx = &npu_dev->host_ctx;		struct npu_host_ctx *host_ctx = &npu_dev->host_ctx;
			int ret = 0;

	if (host_ctx->auto_pil_disable) {		if (host_ctx->auto_pil_disable) {
	NPU_WARN("auto pil is disabled\n");		NPU_WARN("auto pil is disabled\n");
	@@ -210,7 +211,16 @@ int unload_fw(struct npu_device *npu_dev)
	return -EBUSY;		return -EBUSY;
	}		}

			/* vote minimum bandwidth before unload npu fw via PIL */
			ret = npu_set_bw(npu_dev, 100, 100);
			if (ret) {
			NPU_ERR("Can't update bandwidth\n");
			mutex_unlock(&host_ctx->lock);
			return ret;
			}

	subsystem_put_local(host_ctx->subsystem_handle);		subsystem_put_local(host_ctx->subsystem_handle);
			npu_set_bw(npu_dev, 0, 0);
	host_ctx->fw_state = FW_UNLOADED;		host_ctx->fw_state = FW_UNLOADED;
	NPU_DBG("fw is unloaded\n");		NPU_DBG("fw is unloaded\n");
	mutex_unlock(&host_ctx->lock);		mutex_unlock(&host_ctx->lock);