Merge "msm: ipa: adjust the RX replenish threshold for APPS_LAN_CONS pipe" (2d943a0d) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/platform/msm/ipa/ipa_v2/ipa_dp.c

+36 −0

Original line number	Diff line number	Diff line
		@@ -899,6 +899,36 @@ static void switch_to_intr_rx_work_func(struct work_struct *work)
		ipa_handle_rx(sys);
		}

		/**
		* ipa_update_repl_threshold()- Update the repl_threshold for the client.
		*
		* Return value: None.
		*/
		void ipa_update_repl_threshold(enum ipa_client_type ipa_client)
		{
		int ep_idx;
		struct ipa_ep_context *ep;

		/* Check if ep is valid. */
		ep_idx = ipa2_get_ep_mapping(ipa_client);
		if (ep_idx == -1) {
		IPADBG("Invalid IPA client\n");
		return;
		}

		ep = &ipa_ctx->ep[ep_idx];
		if (!ep->valid) {
		IPADBG("EP not valid/Not applicable for client.\n");
		return;
		}
		/*
		* Determine how many buffers/descriptors remaining will
		* cause to drop below the yellow WM bar.
		*/
		ep->rx_replenish_threshold = ipa_get_sys_yellow_wm()
		/ ep->sys->rx_buff_sz;
		}

		/**
		* ipa2_setup_sys_pipe() - Setup an IPA end-point in system-BAM mode and perform
		* IPA EP configuration
		@@ -1081,6 +1111,12 @@ int ipa2_setup_sys_pipe(struct ipa_sys_connect_params sys_in, u32 clnt_hdl)
		*/
		ep->rx_replenish_threshold = ipa_get_sys_yellow_wm()
		/ ep->sys->rx_buff_sz;
		/* Only when the WAN pipes are setup, actual threshold will
		* be read from the register. So update LAN_CONS ep again with
		* right value.
		*/
		if (sys_in->client == IPA_CLIENT_APPS_WAN_CONS)
		ipa_update_repl_threshold(IPA_CLIENT_APPS_LAN_CONS);
		} else {
		ep->connect.mode = SPS_MODE_DEST;
		ep->connect.source = SPS_DEV_HANDLE_MEM;

+1 −3

Original line number	Diff line number	Diff line
		@@ -1939,7 +1939,5 @@ struct device *ipa2_get_dma_dev(void);
		int ipa2_release_wdi_mapping(u32 num_buffers, struct ipa_wdi_buffer_info *info);
		int ipa2_create_wdi_mapping(u32 num_buffers, struct ipa_wdi_buffer_info *info);
		void ipa_suspend_apps_pipes(bool suspend);



		void ipa_update_repl_threshold(enum ipa_client_type ipa_client);
		#endif /* _IPA_I_H_ */