Merge "net: stmmac: Free IPA queue memory on netdev close" (e68bd92b) · Commits · e / devices / android_kernel_xiaomi_nabu

drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ipa.c

+37 −0

Original line number	Diff line number	Diff line
		@@ -762,6 +762,41 @@ static void ethqos_wrapper_rx_descriptor_init_single_q(
		ethqos_ipa_rx_desc_init(ethqos, qinx);
		}

		static void ethqos_rx_skb_free_mem(struct qcom_ethqos *ethqos,
		unsigned int qinx)
		{
		struct net_device *ndev;
		struct stmmac_priv *priv;
		int i;

		if (!ethqos) {
		ETHQOSERR("Null parameter");
		return;
		}

		ndev = dev_get_drvdata(&ethqos->pdev->dev);
		priv = netdev_priv(ndev);

		for (i = 0; i < eth_ipa_ctx.rx_queue[qinx].desc_cnt; i++) {
		dma_free_coherent
		(GET_MEM_PDEV_DEV,
		ETHQOS_ETH_FRAME_LEN_IPA,
		eth_ipa_ctx.rx_queue->ipa_rx_buff_pool_va_addrs_base[i],
		eth_ipa_ctx.rx_queue->ipa_rx_buff_pool_pa_addrs_base[i]);
		}
		}

		static void ethqos_free_ipa_queue_mem(struct qcom_ethqos *ethqos)
		{
		ethqos_rx_desc_free_mem(ethqos, IPA_DMA_RX_CH);
		ethqos_tx_desc_free_mem(ethqos, IPA_DMA_TX_CH);
		ethqos_rx_skb_free_mem(ethqos, IPA_DMA_RX_CH);
		ethqos_rx_buf_free_mem(ethqos, IPA_DMA_RX_CH);
		ethqos_tx_buf_free_mem(ethqos, IPA_DMA_TX_CH);
		ethqos_free_ipa_rx_queue_struct(ethqos);
		ethqos_free_ipa_tx_queue_struct(ethqos);
		}

		static int ethqos_set_ul_dl_smmu_ipa_params(struct qcom_ethqos *ethqos,
		struct ipa_ntn_setup_info *ul,
		struct ipa_ntn_setup_info *dl)
		@@ -2254,6 +2289,8 @@ void ethqos_ipa_offload_event_handler(void *data,

		/* reset link down on dev close */
		eth_ipa_ctx.ipa_offload_link_down = 0;
		ethqos_free_ipa_queue_mem(eth_ipa_ctx.ethqos);

		}
		break;
		case EV_DPM_SUSPEND: