修改GPIO导出默认初始值

hc

2024-10-16 50a212ec906f7524620675f0c57357691c26c81f

 kernel/arch/mips/cavium-octeon/executive/cvmx-helper-xaui.c
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@@ -259,13 +259,13 @@
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  *
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  * Returns Link state
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  */
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-cvmx_helper_link_info_t __cvmx_helper_xaui_link_get(int ipd_port)
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+union cvmx_helper_link_info __cvmx_helper_xaui_link_get(int ipd_port)
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 {
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 	int interface = cvmx_helper_get_interface_num(ipd_port);
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 	union cvmx_gmxx_tx_xaui_ctl gmxx_tx_xaui_ctl;
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 	union cvmx_gmxx_rx_xaui_ctl gmxx_rx_xaui_ctl;
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 	union cvmx_pcsxx_status1_reg pcsxx_status1_reg;
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-	cvmx_helper_link_info_t result;
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+	union cvmx_helper_link_info result;
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 	gmxx_tx_xaui_ctl.u64 = cvmx_read_csr(CVMX_GMXX_TX_XAUI_CTL(interface));
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 	gmxx_rx_xaui_ctl.u64 = cvmx_read_csr(CVMX_GMXX_RX_XAUI_CTL(interface));
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@@ -299,7 +299,7 @@
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  *
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  * Returns Zero on success, negative on failure
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  */
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-int __cvmx_helper_xaui_link_set(int ipd_port, cvmx_helper_link_info_t link_info)
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+int __cvmx_helper_xaui_link_set(int ipd_port, union cvmx_helper_link_info link_info)
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 {
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 	int interface = cvmx_helper_get_interface_num(ipd_port);
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 	union cvmx_gmxx_tx_xaui_ctl gmxx_tx_xaui_ctl;
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@@ -317,44 +317,5 @@
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 		return 0;
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 	/* Bring the link up */
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-	return __cvmx_helper_xaui_enable(interface);
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-}
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-
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-/**
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- * Configure a port for internal and/or external loopback. Internal loopback
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- * causes packets sent by the port to be received by Octeon. External loopback
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- * causes packets received from the wire to sent out again.
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- *
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- * @ipd_port: IPD/PKO port to loopback.
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- * @enable_internal:
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- *		   Non zero if you want internal loopback
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- * @enable_external:
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- *		   Non zero if you want external loopback
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- *
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- * Returns Zero on success, negative on failure.
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- */
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-extern int __cvmx_helper_xaui_configure_loopback(int ipd_port,
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-						 int enable_internal,
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-						 int enable_external)
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-{
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-	int interface = cvmx_helper_get_interface_num(ipd_port);
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-	union cvmx_pcsxx_control1_reg pcsxx_control1_reg;
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-	union cvmx_gmxx_xaui_ext_loopback gmxx_xaui_ext_loopback;
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-
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-	/* Set the internal loop */
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-	pcsxx_control1_reg.u64 =
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-	    cvmx_read_csr(CVMX_PCSXX_CONTROL1_REG(interface));
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-	pcsxx_control1_reg.s.loopbck1 = enable_internal;
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-	cvmx_write_csr(CVMX_PCSXX_CONTROL1_REG(interface),
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-		       pcsxx_control1_reg.u64);
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-
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-	/* Set the external loop */
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-	gmxx_xaui_ext_loopback.u64 =
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-	    cvmx_read_csr(CVMX_GMXX_XAUI_EXT_LOOPBACK(interface));
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-	gmxx_xaui_ext_loopback.s.en = enable_external;
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-	cvmx_write_csr(CVMX_GMXX_XAUI_EXT_LOOPBACK(interface),
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-		       gmxx_xaui_ext_loopback.u64);
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-
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-	/* Take the link through a reset */
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 	return __cvmx_helper_xaui_enable(interface);
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 }