Staging: echo: Export interface functions. Add module headers. (68b8d9f6) · Commits · 戴 / test

drivers/staging/echo/echo.c

+12 −1

Original line number	Diff line number	Diff line
		@@ -289,6 +289,7 @@ echo_can_state_t *echo_can_create(int len, int adaption_mode)

		return ec;
		}
		EXPORT_SYMBOL_GPL(echo_can_create);
		/- End of function --------------------------------------------------------/

		void echo_can_free(echo_can_state_t *ec)
		@@ -302,12 +303,14 @@ void echo_can_free(echo_can_state_t *ec)
		kfree(ec->snapshot);
		kfree(ec);
		}
		EXPORT_SYMBOL_GPL(echo_can_free);
		/- End of function --------------------------------------------------------/

		void echo_can_adaption_mode(echo_can_state_t *ec, int adaption_mode)
		{
		ec->adaption_mode = adaption_mode;
		}
		EXPORT_SYMBOL_GPL(echo_can_adaption_mode);
		/- End of function --------------------------------------------------------/

		void echo_can_flush(echo_can_state_t *ec)
		@@ -334,11 +337,13 @@ void echo_can_flush(echo_can_state_t *ec)
		ec->curr_pos = ec->taps - 1;
		ec->Pstates = 0;
		}
		EXPORT_SYMBOL_GPL(echo_can_flush);
		/- End of function --------------------------------------------------------/

		void echo_can_snapshot(echo_can_state_t *ec) {
		memcpy(ec->snapshot, ec->fir_taps16[0], ec->taps*sizeof(int16_t));
		}
		EXPORT_SYMBOL_GPL(echo_can_snapshot);
		/- End of function --------------------------------------------------------/

		/* Dual Path Echo Canceller ------------------------------------------------*/
		@@ -584,7 +589,7 @@ int16_t echo_can_update(echo_can_state_t *ec, int16_t tx, int16_t rx)

		return (int16_t) ec->clean_nlp << 1;
		}

		EXPORT_SYMBOL_GPL(echo_can_update);
		/- End of function --------------------------------------------------------/

		/* This function is seperated from the echo canceller is it is usually called
		@@ -630,3 +635,9 @@ int16_t echo_can_hpf_tx(echo_can_state_t *ec, int16_t tx) {

		return tx;
		}
		EXPORT_SYMBOL_GPL(echo_can_hpf_tx);

		MODULE_LICENSE("GPL");
		MODULE_AUTHOR("David Rowe");
		MODULE_DESCRIPTION("Open Source Line Echo Canceller");
		MODULE_VERSION("0.3.0");

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