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MIPS: OCTEON: delete unused loopback configuration functions 

Delete unused loopback configuration functions.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/21205/
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: linux-mips@linux-mips.org
This commit is contained in:
Aaro Koskinen 2018-11-22 00:37:27 +02:00 committed by Paul Burton
parent a37411024d
commit 75a9da11fe
No known key found for this signature in database
GPG Key ID: 3EA79FACB57500DD
9 changed files with 0 additions and 291 deletions
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68
arch/mips/cavium-octeon/executive/cvmx-helper-rgmii.c
View File

@ -449,71 +449,3 @@ int __cvmx_helper_rgmii_link_set(int ipd_port,
return result;
}
/**
* Configure a port for internal and/or external loopback. Internal loopback
* causes packets sent by the port to be received by Octeon. External loopback
* causes packets received from the wire to sent out again.
*
* @ipd_port: IPD/PKO port to loopback.
* @enable_internal:
* Non zero if you want internal loopback
* @enable_external:
* Non zero if you want external loopback
*
* Returns Zero on success, negative on failure.
*/
int __cvmx_helper_rgmii_configure_loopback(int ipd_port, int enable_internal,
int enable_external)
{
int interface = cvmx_helper_get_interface_num(ipd_port);
int index = cvmx_helper_get_interface_index_num(ipd_port);
int original_enable;
union cvmx_gmxx_prtx_cfg gmx_cfg;
union cvmx_asxx_prt_loop asxx_prt_loop;
/* Read the current enable state and save it */
gmx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));
original_enable = gmx_cfg.s.en;
/* Force port to be disabled */
gmx_cfg.s.en = 0;
if (enable_internal) {
/* Force speed if we're doing internal loopback */
gmx_cfg.s.duplex = 1;
gmx_cfg.s.slottime = 1;
gmx_cfg.s.speed = 1;
cvmx_write_csr(CVMX_GMXX_TXX_CLK(index, interface), 1);
cvmx_write_csr(CVMX_GMXX_TXX_SLOT(index, interface), 0x200);
cvmx_write_csr(CVMX_GMXX_TXX_BURST(index, interface), 0x2000);
}
cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64);
/* Set the loopback bits */
asxx_prt_loop.u64 = cvmx_read_csr(CVMX_ASXX_PRT_LOOP(interface));
if (enable_internal)
asxx_prt_loop.s.int_loop |= 1 << index;
else
asxx_prt_loop.s.int_loop &= ~(1 << index);
if (enable_external)
asxx_prt_loop.s.ext_loop |= 1 << index;
else
asxx_prt_loop.s.ext_loop &= ~(1 << index);
cvmx_write_csr(CVMX_ASXX_PRT_LOOP(interface), asxx_prt_loop.u64);
/* Force enables in internal loopback */
if (enable_internal) {
uint64_t tmp;
tmp = cvmx_read_csr(CVMX_ASXX_TX_PRT_EN(interface));
cvmx_write_csr(CVMX_ASXX_TX_PRT_EN(interface),
(1 << index) | tmp);
tmp = cvmx_read_csr(CVMX_ASXX_RX_PRT_EN(interface));
cvmx_write_csr(CVMX_ASXX_RX_PRT_EN(interface),
(1 << index) | tmp);
original_enable = 1;
}
/* Restore the enable state */
gmx_cfg.s.en = original_enable;
cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64);
return 0;
}

38
arch/mips/cavium-octeon/executive/cvmx-helper-sgmii.c
View File

@ -513,41 +513,3 @@ int __cvmx_helper_sgmii_link_set(int ipd_port,
return __cvmx_helper_sgmii_hardware_init_link_speed(interface, index,
link_info);
}
/**
* Configure a port for internal and/or external loopback. Internal
* loopback causes packets sent by the port to be received by
* Octeon. External loopback causes packets received from the wire to
* sent out again.
*
* @ipd_port: IPD/PKO port to loopback.
* @enable_internal:
* Non zero if you want internal loopback
* @enable_external:
* Non zero if you want external loopback
*
* Returns Zero on success, negative on failure.
*/
int __cvmx_helper_sgmii_configure_loopback(int ipd_port, int enable_internal,
int enable_external)
{
int interface = cvmx_helper_get_interface_num(ipd_port);
int index = cvmx_helper_get_interface_index_num(ipd_port);
union cvmx_pcsx_mrx_control_reg pcsx_mrx_control_reg;
union cvmx_pcsx_miscx_ctl_reg pcsx_miscx_ctl_reg;
pcsx_mrx_control_reg.u64 =
cvmx_read_csr(CVMX_PCSX_MRX_CONTROL_REG(index, interface));
pcsx_mrx_control_reg.s.loopbck1 = enable_internal;
cvmx_write_csr(CVMX_PCSX_MRX_CONTROL_REG(index, interface),
pcsx_mrx_control_reg.u64);
pcsx_miscx_ctl_reg.u64 =
cvmx_read_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface));
pcsx_miscx_ctl_reg.s.loopbck2 = enable_external;
cvmx_write_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface),
pcsx_miscx_ctl_reg.u64);
__cvmx_helper_sgmii_hardware_init_link(interface, index);
return 0;
}

39
arch/mips/cavium-octeon/executive/cvmx-helper-xaui.c
View File

@ -319,42 +319,3 @@ int __cvmx_helper_xaui_link_set(int ipd_port, cvmx_helper_link_info_t link_info)
/* Bring the link up */
return __cvmx_helper_xaui_enable(interface);
}
/**
* Configure a port for internal and/or external loopback. Internal loopback
* causes packets sent by the port to be received by Octeon. External loopback
* causes packets received from the wire to sent out again.
*
* @ipd_port: IPD/PKO port to loopback.
* @enable_internal:
* Non zero if you want internal loopback
* @enable_external:
* Non zero if you want external loopback
*
* Returns Zero on success, negative on failure.
*/
extern int __cvmx_helper_xaui_configure_loopback(int ipd_port,
int enable_internal,
int enable_external)
{
int interface = cvmx_helper_get_interface_num(ipd_port);
union cvmx_pcsxx_control1_reg pcsxx_control1_reg;
union cvmx_gmxx_xaui_ext_loopback gmxx_xaui_ext_loopback;
/* Set the internal loop */
pcsxx_control1_reg.u64 =
cvmx_read_csr(CVMX_PCSXX_CONTROL1_REG(interface));
pcsxx_control1_reg.s.loopbck1 = enable_internal;
cvmx_write_csr(CVMX_PCSXX_CONTROL1_REG(interface),
pcsxx_control1_reg.u64);
/* Set the external loop */
gmxx_xaui_ext_loopback.u64 =
cvmx_read_csr(CVMX_GMXX_XAUI_EXT_LOOPBACK(interface));
gmxx_xaui_ext_loopback.s.en = enable_external;
cvmx_write_csr(CVMX_GMXX_XAUI_EXT_LOOPBACK(interface),
gmxx_xaui_ext_loopback.u64);
/* Take the link through a reset */
return __cvmx_helper_xaui_enable(interface);
}

54
arch/mips/cavium-octeon/executive/cvmx-helper.c
View File

@ -1239,57 +1239,3 @@ int cvmx_helper_link_set(int ipd_port, cvmx_helper_link_info_t link_info)
return result;
}
EXPORT_SYMBOL_GPL(cvmx_helper_link_set);
/**
* Configure a port for internal and/or external loopback. Internal loopback
* causes packets sent by the port to be received by Octeon. External loopback
* causes packets received from the wire to sent out again.
*
* @ipd_port: IPD/PKO port to loopback.
* @enable_internal:
* Non zero if you want internal loopback
* @enable_external:
* Non zero if you want external loopback
*
* Returns Zero on success, negative on failure.
*/
int cvmx_helper_configure_loopback(int ipd_port, int enable_internal,
int enable_external)
{
int result = -1;
int interface = cvmx_helper_get_interface_num(ipd_port);
int index = cvmx_helper_get_interface_index_num(ipd_port);
if (index >= cvmx_helper_ports_on_interface(interface))
return -1;
switch (cvmx_helper_interface_get_mode(interface)) {
case CVMX_HELPER_INTERFACE_MODE_DISABLED:
case CVMX_HELPER_INTERFACE_MODE_PCIE:
case CVMX_HELPER_INTERFACE_MODE_SPI:
case CVMX_HELPER_INTERFACE_MODE_NPI:
case CVMX_HELPER_INTERFACE_MODE_LOOP:
break;
case CVMX_HELPER_INTERFACE_MODE_XAUI:
result =
__cvmx_helper_xaui_configure_loopback(ipd_port,
enable_internal,
enable_external);
break;
case CVMX_HELPER_INTERFACE_MODE_RGMII:
case CVMX_HELPER_INTERFACE_MODE_GMII:
result =
__cvmx_helper_rgmii_configure_loopback(ipd_port,
enable_internal,
enable_external);
break;
case CVMX_HELPER_INTERFACE_MODE_SGMII:
case CVMX_HELPER_INTERFACE_MODE_PICMG:
result =
__cvmx_helper_sgmii_configure_loopback(ipd_port,
enable_internal,
enable_external);
break;
}
return result;
}

26
arch/mips/include/asm/octeon/cvmx-gmxx-defs.h
View File

@ -6902,30 +6902,4 @@ union cvmx_gmxx_tx_xaui_ctl {
struct cvmx_gmxx_tx_xaui_ctl_s cnf71xx;
};
union cvmx_gmxx_xaui_ext_loopback {
uint64_t u64;
struct cvmx_gmxx_xaui_ext_loopback_s {
#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_5_63:59;
uint64_t en:1;
uint64_t thresh:4;
#else
uint64_t thresh:4;
uint64_t en:1;
uint64_t reserved_5_63:59;
#endif
} s;
struct cvmx_gmxx_xaui_ext_loopback_s cn52xx;
struct cvmx_gmxx_xaui_ext_loopback_s cn52xxp1;
struct cvmx_gmxx_xaui_ext_loopback_s cn56xx;
struct cvmx_gmxx_xaui_ext_loopback_s cn56xxp1;
struct cvmx_gmxx_xaui_ext_loopback_s cn61xx;
struct cvmx_gmxx_xaui_ext_loopback_s cn63xx;
struct cvmx_gmxx_xaui_ext_loopback_s cn63xxp1;
struct cvmx_gmxx_xaui_ext_loopback_s cn66xx;
struct cvmx_gmxx_xaui_ext_loopback_s cn68xx;
struct cvmx_gmxx_xaui_ext_loopback_s cn68xxp1;
struct cvmx_gmxx_xaui_ext_loopback_s cnf71xx;
};
#endif

17
arch/mips/include/asm/octeon/cvmx-helper-rgmii.h
View File

@ -90,21 +90,4 @@ extern cvmx_helper_link_info_t __cvmx_helper_rgmii_link_get(int ipd_port);
extern int __cvmx_helper_rgmii_link_set(int ipd_port,
cvmx_helper_link_info_t link_info);
/**
* Configure a port for internal and/or external loopback. Internal loopback
* causes packets sent by the port to be received by Octeon. External loopback
* causes packets received from the wire to sent out again.
*
* @ipd_port: IPD/PKO port to loopback.
* @enable_internal:
* Non zero if you want internal loopback
* @enable_external:
* Non zero if you want external loopback
*
* Returns Zero on success, negative on failure.
*/
extern int __cvmx_helper_rgmii_configure_loopback(int ipd_port,
int enable_internal,
int enable_external);
#endif

17
arch/mips/include/asm/octeon/cvmx-helper-sgmii.h
View File

@ -84,21 +84,4 @@ extern cvmx_helper_link_info_t __cvmx_helper_sgmii_link_get(int ipd_port);
extern int __cvmx_helper_sgmii_link_set(int ipd_port,
cvmx_helper_link_info_t link_info);
/**
* Configure a port for internal and/or external loopback. Internal loopback
* causes packets sent by the port to be received by Octeon. External loopback
* causes packets received from the wire to sent out again.
*
* @ipd_port: IPD/PKO port to loopback.
* @enable_internal:
* Non zero if you want internal loopback
* @enable_external:
* Non zero if you want external loopback
*
* Returns Zero on success, negative on failure.
*/
extern int __cvmx_helper_sgmii_configure_loopback(int ipd_port,
int enable_internal,
int enable_external);
#endif

16
arch/mips/include/asm/octeon/cvmx-helper-xaui.h
View File

@ -84,20 +84,4 @@ extern cvmx_helper_link_info_t __cvmx_helper_xaui_link_get(int ipd_port);
extern int __cvmx_helper_xaui_link_set(int ipd_port,
cvmx_helper_link_info_t link_info);
/**
* Configure a port for internal and/or external loopback. Internal loopback
* causes packets sent by the port to be received by Octeon. External loopback
* causes packets received from the wire to sent out again.
*
* @ipd_port: IPD/PKO port to loopback.
* @enable_internal:
* Non zero if you want internal loopback
* @enable_external:
* Non zero if you want external loopback
*
* Returns Zero on success, negative on failure.
*/
extern int __cvmx_helper_xaui_configure_loopback(int ipd_port,
int enable_internal,
int enable_external);
#endif

16
arch/mips/include/asm/octeon/cvmx-helper.h
View File

@ -195,20 +195,4 @@ extern int cvmx_helper_link_set(int ipd_port,
extern int cvmx_helper_interface_probe(int interface);
extern int cvmx_helper_interface_enumerate(int interface);
/**
* Configure a port for internal and/or external loopback. Internal loopback
* causes packets sent by the port to be received by Octeon. External loopback
* causes packets received from the wire to sent out again.
*
* @ipd_port: IPD/PKO port to loopback.
* @enable_internal:
* Non zero if you want internal loopback
* @enable_external:
* Non zero if you want external loopback
*
* Returns Zero on success, negative on failure.
*/
extern int cvmx_helper_configure_loopback(int ipd_port, int enable_internal,
int enable_external);
#endif /* __CVMX_HELPER_H__ */