Merge "msm: ipa: Add new API to check for ipa uC readiness" (1a0b5a7c) · Commits · e / devices / android_kernel_sony_msm8998

drivers/platform/msm/ipa/ipa_api.c

+19 −0

Original line number	Diff line number	Diff line
		@@ -2943,6 +2943,25 @@ struct device *ipa_get_pdev(void)
		}
		EXPORT_SYMBOL(ipa_get_pdev);

		int ipa_ntn_uc_reg_rdyCB(void (ipauc_ready_cb)(void user_data),
		void *user_data)
		{
		int ret;

		IPA_API_DISPATCH_RETURN(ipa_ntn_uc_reg_rdyCB,
		ipauc_ready_cb, user_data);

		return ret;
		}
		EXPORT_SYMBOL(ipa_ntn_uc_reg_rdyCB);

		void ipa_ntn_uc_dereg_rdyCB(void)
		{
		IPA_API_DISPATCH(ipa_ntn_uc_dereg_rdyCB);
		}
		EXPORT_SYMBOL(ipa_ntn_uc_dereg_rdyCB);


		static const struct dev_pm_ops ipa_pm_ops = {
		.suspend_noirq = ipa_ap_suspend,
		.resume_noirq = ipa_ap_resume,

+6 −1

Original line number	Diff line number	Diff line
		/* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
		/* Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		@@ -374,6 +374,11 @@ struct ipa_api_controller {
		int ipa_ep_idx_dl);

		struct device (ipa_get_pdev)(void);

		int (ipa_ntn_uc_reg_rdyCB)(void (ipauc_ready_cb)(void *user_data),
		void *user_data);

		void (*ipa_ntn_uc_dereg_rdyCB)(void);
		};

		#ifdef CONFIG_IPA

+38 −0

Original line number	Diff line number	Diff line
		@@ -622,3 +622,41 @@ int ipa_uc_offload_cleanup(u32 clnt_hdl)
		return ret;
		}
		EXPORT_SYMBOL(ipa_uc_offload_cleanup);

		/**
		* ipa_uc_offload_uc_rdyCB() - To register uC ready CB if uC not
		* ready
		* @inout: [in/out] input/output parameters
		* from/to client
		*
		* Returns: 0 on success, negative on failure
		*
		*/
		int ipa_uc_offload_reg_rdyCB(struct ipa_uc_ready_params *inp)
		{
		int ret = 0;

		if (!inp) {
		IPA_UC_OFFLOAD_ERR("Invalid input\n");
		return -EINVAL;
		}

		if (inp->proto == IPA_UC_NTN)
		ret = ipa_ntn_uc_reg_rdyCB(inp->notify, inp->priv);

		if (ret == -EEXIST) {
		inp->is_uC_ready = true;
		ret = 0;
		} else
		inp->is_uC_ready = false;

		return ret;
		}
		EXPORT_SYMBOL(ipa_uc_offload_reg_rdyCB);

		void ipa_uc_offload_dereg_rdyCB(enum ipa_uc_offload_proto proto)
		{
		if (proto == IPA_UC_NTN)
		ipa_ntn_uc_dereg_rdyCB();
		}
		EXPORT_SYMBOL(ipa_uc_offload_dereg_rdyCB);

+3 −0

Original line number	Diff line number	Diff line
		@@ -379,6 +379,9 @@ u8 ipa_write_16(u16 hw, u8 dest);
		u8 ipa_write_8(u8 b, u8 dest);
		u8 ipa_pad_to_64(u8 dest);
		u8 ipa_pad_to_32(u8 dest);
		int ipa_ntn_uc_reg_rdyCB(void (ipauc_ready_cb)(void user_data),
		void *user_data);
		void ipa_ntn_uc_dereg_rdyCB(void);
		const char *ipa_get_version_string(enum ipa_hw_type ver);

		#endif /* _IPA_COMMON_I_H_ */

+4 −1

Original line number	Diff line number	Diff line
		/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
		/* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		@@ -21,4 +21,7 @@ int ipa_setup_uc_ntn_pipes(struct ipa_ntn_conn_in_params *in,
		struct ipa_ntn_conn_out_params *outp);
		int ipa_tear_down_uc_offload_pipes(int ipa_ep_idx_ul, int ipa_ep_idx_dl);

		int ipa_ntn_uc_reg_rdyCB(void (ipauc_ready_cb)(void user_data),
		void *user_data);
		void ipa_ntn_uc_dereg_rdyCB(void);
		#endif /* _IPA_UC_OFFLOAD_COMMON_I_H_ */