From: Vladimir Markovets Date: Wed, 21 Jul 2021 22:09:22 +0000 (+0200) Subject: kernel: backport workaround for Realtek RTL8672 and RTL9601C chips X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=f032601ed7d70fe1f468219b68750230b6ea1906;p=openwrt%2Fstaging%2Fldir.git kernel: backport workaround for Realtek RTL8672 and RTL9601C chips Adds support for GPON SFP modules based on the Realtek RTL8672 and RTL9601C chips, including but not limited to: * V-SOL V2801F * C-Data FD511GX-RM0 * OPTON GP801R * BAUDCOM BD-1234-SFM * CPGOS03-0490 v2.0 * Ubiquiti U-Fiber Instant * EXOT EGS1 Signed-off-by: Vladimir Markovets --- diff --git a/target/linux/generic/backport-5.4/852-v5.10-0001-net-sfp-VSOL-V2801F-CarlitoxxPro-CPGOS03-0490-v2.0-w.patch b/target/linux/generic/backport-5.4/852-v5.10-0001-net-sfp-VSOL-V2801F-CarlitoxxPro-CPGOS03-0490-v2.0-w.patch new file mode 100644 index 0000000000..1901054a10 --- /dev/null +++ b/target/linux/generic/backport-5.4/852-v5.10-0001-net-sfp-VSOL-V2801F-CarlitoxxPro-CPGOS03-0490-v2.0-w.patch @@ -0,0 +1,144 @@ +From 0d035bed2a4a6c4878518749348be61bf082d12a Mon Sep 17 00:00:00 2001 +From: Russell King +Date: Wed, 9 Dec 2020 11:22:49 +0000 +Subject: [PATCH] net: sfp: VSOL V2801F / CarlitoxxPro CPGOS03-0490 v2.0 + workaround +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Add a workaround for the detection of VSOL V2801F / CarlitoxxPro +CPGOS03-0490 v2.0 GPON module which CarlitoxxPro states needs single +byte I2C reads to the EEPROM. + +Pali Rohár reports that he also has a CarlitoxxPro-based V2801F module, +which reports a manufacturer of "OEM". This manufacturer can't be +matched as it appears in many different modules, so also match the part +number too. + +Reported-by: Thomas Schreiber +Reported-by: Pali Rohár +Tested-by: Pali Rohár +Reviewed-by: Andrew Lunn +Signed-off-by: Russell King +Signed-off-by: David S. Miller +--- + drivers/net/phy/sfp.c | 63 +++++++++++++++++++++++++++++++++++++++---- + 1 file changed, 58 insertions(+), 5 deletions(-) + +--- a/drivers/net/phy/sfp.c ++++ b/drivers/net/phy/sfp.c +@@ -191,6 +191,7 @@ struct sfp { + struct sfp_bus *sfp_bus; + struct phy_device *mod_phy; + const struct sff_data *type; ++ size_t i2c_block_size; + u32 max_power_mW; + + unsigned int (*get_state)(struct sfp *); +@@ -305,10 +306,19 @@ static int sfp_i2c_read(struct sfp *sfp, + size_t len) + { + struct i2c_msg msgs[2]; +- u8 bus_addr = a2 ? 0x51 : 0x50; ++ size_t block_size; + size_t this_len; ++ u8 bus_addr; + int ret; + ++ if (a2) { ++ block_size = 16; ++ bus_addr = 0x51; ++ } else { ++ block_size = sfp->i2c_block_size; ++ bus_addr = 0x50; ++ } ++ + msgs[0].addr = bus_addr; + msgs[0].flags = 0; + msgs[0].len = 1; +@@ -320,8 +330,8 @@ static int sfp_i2c_read(struct sfp *sfp, + + while (len) { + this_len = len; +- if (this_len > 16) +- this_len = 16; ++ if (this_len > block_size) ++ this_len = block_size; + + msgs[1].len = this_len; + +@@ -1569,6 +1579,28 @@ static int sfp_sm_mod_hpower(struct sfp + return 0; + } + ++/* Some modules (Nokia 3FE46541AA) lock up if byte 0x51 is read as a ++ * single read. Switch back to reading 16 byte blocks unless we have ++ * a CarlitoxxPro module (rebranded VSOL V2801F). Even more annoyingly, ++ * some VSOL V2801F have the vendor name changed to OEM. ++ */ ++static int sfp_quirk_i2c_block_size(const struct sfp_eeprom_base *base) ++{ ++ if (!memcmp(base->vendor_name, "VSOL ", 16)) ++ return 1; ++ if (!memcmp(base->vendor_name, "OEM ", 16) && ++ !memcmp(base->vendor_pn, "V2801F ", 16)) ++ return 1; ++ ++ /* Some modules can't cope with long reads */ ++ return 16; ++} ++ ++static void sfp_quirks_base(struct sfp *sfp, const struct sfp_eeprom_base *base) ++{ ++ sfp->i2c_block_size = sfp_quirk_i2c_block_size(base); ++} ++ + static int sfp_sm_mod_probe(struct sfp *sfp, bool report) + { + /* SFP module inserted - read I2C data */ +@@ -1577,14 +1609,20 @@ static int sfp_sm_mod_probe(struct sfp * + u8 check; + int ret; + +- ret = sfp_read(sfp, false, 0, &id, sizeof(id)); ++ /* Some modules (CarlitoxxPro CPGOS03-0490) do not support multibyte ++ * reads from the EEPROM, so start by reading the base identifying ++ * information one byte at a time. ++ */ ++ sfp->i2c_block_size = 1; ++ ++ ret = sfp_read(sfp, false, 0, &id.base, sizeof(id.base)); + if (ret < 0) { + if (report) + dev_err(sfp->dev, "failed to read EEPROM: %d\n", ret); + return -EAGAIN; + } + +- if (ret != sizeof(id)) { ++ if (ret != sizeof(id.base)) { + dev_err(sfp->dev, "EEPROM short read: %d\n", ret); + return -EAGAIN; + } +@@ -1612,6 +1650,21 @@ static int sfp_sm_mod_probe(struct sfp * + } + } + ++ /* Apply any early module-specific quirks */ ++ sfp_quirks_base(sfp, &id.base); ++ ++ ret = sfp_read(sfp, false, SFP_CC_BASE + 1, &id.ext, sizeof(id.ext)); ++ if (ret < 0) { ++ if (report) ++ dev_err(sfp->dev, "failed to read EEPROM: %d\n", ret); ++ return -EAGAIN; ++ } ++ ++ if (ret != sizeof(id.ext)) { ++ dev_err(sfp->dev, "EEPROM short read: %d\n", ret); ++ return -EAGAIN; ++ } ++ + check = sfp_check(&id.ext, sizeof(id.ext) - 1); + if (check != id.ext.cc_ext) { + if (cotsworks) { diff --git a/target/linux/generic/backport-5.4/852-v5.10-0002-net-sfp-add-workaround-for-Realtek-RTL8672-and-RTL96.patch b/target/linux/generic/backport-5.4/852-v5.10-0002-net-sfp-add-workaround-for-Realtek-RTL8672-and-RTL96.patch new file mode 100644 index 0000000000..27ae97cee7 --- /dev/null +++ b/target/linux/generic/backport-5.4/852-v5.10-0002-net-sfp-add-workaround-for-Realtek-RTL8672-and-RTL96.patch @@ -0,0 +1,211 @@ +From 426c6cbc409cbda9ab1a9dbf15d3c2ef947eb8c1 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Pali=20Roh=C3=A1r?= +Date: Mon, 25 Jan 2021 16:02:27 +0100 +Subject: [PATCH] net: sfp: add workaround for Realtek RTL8672 and RTL9601C + chips +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +The workaround for VSOL V2801F brand based GPON SFP modules added in commit +0d035bed2a4a ("net: sfp: VSOL V2801F / CarlitoxxPro CPGOS03-0490 v2.0 +workaround") works only for IDs added explicitly to the list. Since there +are rebranded modules where OEM vendors put different strings into the +vendor name field, we cannot base workaround on IDs only. + +Moreover the issue which the above mentioned commit tried to work around is +generic not only to VSOL based modules, but rather to all GPON modules +based on Realtek RTL8672 and RTL9601C chips. + +These include at least the following GPON modules: +* V-SOL V2801F +* C-Data FD511GX-RM0 +* OPTON GP801R +* BAUDCOM BD-1234-SFM +* CPGOS03-0490 v2.0 +* Ubiquiti U-Fiber Instant +* EXOT EGS1 + +These Realtek chips have broken EEPROM emulator which for N-byte read +operation returns just the first byte of EEPROM data, followed by N-1 +zeros. + +Introduce a new function, sfp_id_needs_byte_io(), which detects SFP modules +with broken EEPROM emulator based on N-1 zeros and switch to 1 byte EEPROM +reading operation. + +Function sfp_i2c_read() now always uses single byte reading when it is +required and when function sfp_hwmon_probe() detects single byte access, +it disables registration of hwmon device, because in this case we cannot +reliably and atomically read 2 bytes as is required by the standard for +retrieving values from diagnostic area. + +(These Realtek chips are broken in a way that violates SFP standards for +diagnostic interface. Kernel in this case simply cannot do anything less +of skipping registration of the hwmon interface.) + +This patch fixes reading of EEPROM content from SFP modules based on +Realtek RTL8672 and RTL9601C chips. Diagnostic interface of EEPROM stays +broken and cannot be fixed. + +Fixes: 0d035bed2a4a ("net: sfp: VSOL V2801F / CarlitoxxPro CPGOS03-0490 v2.0 workaround") +Co-developed-by: Russell King +Signed-off-by: Russell King +Signed-off-by: Pali Rohár +Signed-off-by: Jakub Kicinski +--- + drivers/net/phy/sfp.c | 100 ++++++++++++++++++++++++++++-------------- + 1 file changed, 67 insertions(+), 33 deletions(-) + +--- a/drivers/net/phy/sfp.c ++++ b/drivers/net/phy/sfp.c +@@ -306,19 +306,11 @@ static int sfp_i2c_read(struct sfp *sfp, + size_t len) + { + struct i2c_msg msgs[2]; +- size_t block_size; ++ u8 bus_addr = a2 ? 0x51 : 0x50; ++ size_t block_size = sfp->i2c_block_size; + size_t this_len; +- u8 bus_addr; + int ret; + +- if (a2) { +- block_size = 16; +- bus_addr = 0x51; +- } else { +- block_size = sfp->i2c_block_size; +- bus_addr = 0x50; +- } +- + msgs[0].addr = bus_addr; + msgs[0].flags = 0; + msgs[0].len = 1; +@@ -1245,6 +1237,20 @@ static void sfp_hwmon_probe(struct work_ + struct sfp *sfp = container_of(work, struct sfp, hwmon_probe.work); + int err, i; + ++ /* hwmon interface needs to access 16bit registers in atomic way to ++ * guarantee coherency of the diagnostic monitoring data. If it is not ++ * possible to guarantee coherency because EEPROM is broken in such way ++ * that does not support atomic 16bit read operation then we have to ++ * skip registration of hwmon device. ++ */ ++ if (sfp->i2c_block_size < 2) { ++ dev_info(sfp->dev, ++ "skipping hwmon device registration due to broken EEPROM\n"); ++ dev_info(sfp->dev, ++ "diagnostic EEPROM area cannot be read atomically to guarantee data coherency\n"); ++ return; ++ } ++ + err = sfp_read(sfp, true, 0, &sfp->diag, sizeof(sfp->diag)); + if (err < 0) { + if (sfp->hwmon_tries--) { +@@ -1579,26 +1585,30 @@ static int sfp_sm_mod_hpower(struct sfp + return 0; + } + +-/* Some modules (Nokia 3FE46541AA) lock up if byte 0x51 is read as a +- * single read. Switch back to reading 16 byte blocks unless we have +- * a CarlitoxxPro module (rebranded VSOL V2801F). Even more annoyingly, +- * some VSOL V2801F have the vendor name changed to OEM. ++/* GPON modules based on Realtek RTL8672 and RTL9601C chips (e.g. V-SOL ++ * V2801F, CarlitoxxPro CPGOS03-0490, Ubiquiti U-Fiber Instant, ...) do ++ * not support multibyte reads from the EEPROM. Each multi-byte read ++ * operation returns just one byte of EEPROM followed by zeros. There is ++ * no way to identify which modules are using Realtek RTL8672 and RTL9601C ++ * chips. Moreover every OEM of V-SOL V2801F module puts its own vendor ++ * name and vendor id into EEPROM, so there is even no way to detect if ++ * module is V-SOL V2801F. Therefore check for those zeros in the read ++ * data and then based on check switch to reading EEPROM to one byte ++ * at a time. + */ +-static int sfp_quirk_i2c_block_size(const struct sfp_eeprom_base *base) ++static bool sfp_id_needs_byte_io(struct sfp *sfp, void *buf, size_t len) + { +- if (!memcmp(base->vendor_name, "VSOL ", 16)) +- return 1; +- if (!memcmp(base->vendor_name, "OEM ", 16) && +- !memcmp(base->vendor_pn, "V2801F ", 16)) +- return 1; ++ size_t i, block_size = sfp->i2c_block_size; + +- /* Some modules can't cope with long reads */ +- return 16; +-} ++ /* Already using byte IO */ ++ if (block_size == 1) ++ return false; + +-static void sfp_quirks_base(struct sfp *sfp, const struct sfp_eeprom_base *base) +-{ +- sfp->i2c_block_size = sfp_quirk_i2c_block_size(base); ++ for (i = 1; i < len; i += block_size) { ++ if (memchr_inv(buf + i, '\0', min(block_size - 1, len - i))) ++ return false; ++ } ++ return true; + } + + static int sfp_sm_mod_probe(struct sfp *sfp, bool report) +@@ -1609,11 +1619,11 @@ static int sfp_sm_mod_probe(struct sfp * + u8 check; + int ret; + +- /* Some modules (CarlitoxxPro CPGOS03-0490) do not support multibyte +- * reads from the EEPROM, so start by reading the base identifying +- * information one byte at a time. ++ /* Some SFP modules and also some Linux I2C drivers do not like reads ++ * longer than 16 bytes, so read the EEPROM in chunks of 16 bytes at ++ * a time. + */ +- sfp->i2c_block_size = 1; ++ sfp->i2c_block_size = 16; + + ret = sfp_read(sfp, false, 0, &id.base, sizeof(id.base)); + if (ret < 0) { +@@ -1627,6 +1637,33 @@ static int sfp_sm_mod_probe(struct sfp * + return -EAGAIN; + } + ++ /* Some SFP modules (e.g. Nokia 3FE46541AA) lock up if read from ++ * address 0x51 is just one byte at a time. Also SFF-8472 requires ++ * that EEPROM supports atomic 16bit read operation for diagnostic ++ * fields, so do not switch to one byte reading at a time unless it ++ * is really required and we have no other option. ++ */ ++ if (sfp_id_needs_byte_io(sfp, &id.base, sizeof(id.base))) { ++ dev_info(sfp->dev, ++ "Detected broken RTL8672/RTL9601C emulated EEPROM\n"); ++ dev_info(sfp->dev, ++ "Switching to reading EEPROM to one byte at a time\n"); ++ sfp->i2c_block_size = 1; ++ ++ ret = sfp_read(sfp, false, 0, &id.base, sizeof(id.base)); ++ if (ret < 0) { ++ if (report) ++ dev_err(sfp->dev, "failed to read EEPROM: %d\n", ++ ret); ++ return -EAGAIN; ++ } ++ ++ if (ret != sizeof(id.base)) { ++ dev_err(sfp->dev, "EEPROM short read: %d\n", ret); ++ return -EAGAIN; ++ } ++ } ++ + /* Cotsworks do not seem to update the checksums when they + * do the final programming with the final module part number, + * serial number and date code. +@@ -1650,9 +1687,6 @@ static int sfp_sm_mod_probe(struct sfp * + } + } + +- /* Apply any early module-specific quirks */ +- sfp_quirks_base(sfp, &id.base); +- + ret = sfp_read(sfp, false, SFP_CC_BASE + 1, &id.ext, sizeof(id.ext)); + if (ret < 0) { + if (report) diff --git a/target/linux/generic/pending-5.4/739-net-avoid-tx-fault-with-Nokia-GPON-module.patch b/target/linux/generic/pending-5.4/739-net-avoid-tx-fault-with-Nokia-GPON-module.patch index 627d33e2ea..6648d10c81 100644 --- a/target/linux/generic/pending-5.4/739-net-avoid-tx-fault-with-Nokia-GPON-module.patch +++ b/target/linux/generic/pending-5.4/739-net-avoid-tx-fault-with-Nokia-GPON-module.patch @@ -39,7 +39,7 @@ Signed-off-by: Russell King /* SFP module presence detection is poor: the three MOD DEF signals are * the same length on the PCB, which means it's possible for MOD DEF 0 to -@@ -218,6 +228,7 @@ struct sfp { +@@ -219,6 +229,7 @@ struct sfp { struct sfp_eeprom_id id; unsigned int module_power_mW; @@ -47,7 +47,7 @@ Signed-off-by: Russell King #if IS_ENABLED(CONFIG_HWMON) struct sfp_diag diag; -@@ -1655,6 +1666,12 @@ static int sfp_sm_mod_probe(struct sfp * +@@ -1742,6 +1753,12 @@ static int sfp_sm_mod_probe(struct sfp * if (ret < 0) return ret; @@ -60,7 +60,7 @@ Signed-off-by: Russell King return 0; } -@@ -1860,11 +1877,12 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -1947,11 +1964,12 @@ static void sfp_sm_main(struct sfp *sfp, break; if (sfp->state & SFP_F_TX_FAULT) { @@ -77,7 +77,7 @@ Signed-off-by: Russell King if (timeout > T_WAIT) timeout -= T_WAIT; else -@@ -1881,8 +1899,8 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -1968,8 +1986,8 @@ static void sfp_sm_main(struct sfp *sfp, case SFP_S_INIT: if (event == SFP_E_TIMEOUT && sfp->state & SFP_F_TX_FAULT) { @@ -88,7 +88,7 @@ Signed-off-by: Russell King */ sfp_sm_fault(sfp, SFP_S_INIT_TX_FAULT, sfp->sm_retries == 5); -@@ -1901,7 +1919,7 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -1988,7 +2006,7 @@ static void sfp_sm_main(struct sfp *sfp, case SFP_S_INIT_TX_FAULT: if (event == SFP_E_TIMEOUT) { sfp_module_tx_fault_reset(sfp); @@ -97,7 +97,7 @@ Signed-off-by: Russell King } break; -@@ -1925,7 +1943,7 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -2012,7 +2030,7 @@ static void sfp_sm_main(struct sfp *sfp, case SFP_S_TX_FAULT: if (event == SFP_E_TIMEOUT) { sfp_module_tx_fault_reset(sfp); diff --git a/target/linux/generic/pending-5.4/740-net-sfp-remove-incomplete-100BASE-FX-and-100BASE-LX-.patch b/target/linux/generic/pending-5.4/740-net-sfp-remove-incomplete-100BASE-FX-and-100BASE-LX-.patch index 4de6305827..1abc34e94b 100644 --- a/target/linux/generic/pending-5.4/740-net-sfp-remove-incomplete-100BASE-FX-and-100BASE-LX-.patch +++ b/target/linux/generic/pending-5.4/740-net-sfp-remove-incomplete-100BASE-FX-and-100BASE-LX-.patch @@ -30,7 +30,7 @@ Signed-off-by: Russell King if (phylink_test(link_modes, 1000baseX_Full)) --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c -@@ -1489,18 +1489,7 @@ static void sfp_sm_fault(struct sfp *sfp +@@ -1505,18 +1505,7 @@ static void sfp_sm_fault(struct sfp *sfp static void sfp_sm_probe_for_phy(struct sfp *sfp) { diff --git a/target/linux/generic/pending-5.4/742-net-sfp-add-more-extended-compliance-codes.patch b/target/linux/generic/pending-5.4/742-net-sfp-add-more-extended-compliance-codes.patch index 0ddca287b9..868e14520b 100644 --- a/target/linux/generic/pending-5.4/742-net-sfp-add-more-extended-compliance-codes.patch +++ b/target/linux/generic/pending-5.4/742-net-sfp-add-more-extended-compliance-codes.patch @@ -132,7 +132,7 @@ Signed-off-by: Russell King if (phylink_test(link_modes, 2500baseX_Full)) --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c -@@ -242,7 +242,7 @@ struct sfp { +@@ -243,7 +243,7 @@ struct sfp { static bool sff_module_supported(const struct sfp_eeprom_id *id) { @@ -141,7 +141,7 @@ Signed-off-by: Russell King id->base.phys_ext_id == SFP_PHYS_EXT_ID_SFP; } -@@ -253,7 +253,7 @@ static const struct sff_data sff_data = +@@ -254,7 +254,7 @@ static const struct sff_data sff_data = static bool sfp_module_supported(const struct sfp_eeprom_id *id) { diff --git a/target/linux/generic/pending-5.4/743-net-sfp-add-module-start-stop-upstream-notifications.patch b/target/linux/generic/pending-5.4/743-net-sfp-add-module-start-stop-upstream-notifications.patch index 44de1b2a32..3dc8f60020 100644 --- a/target/linux/generic/pending-5.4/743-net-sfp-add-module-start-stop-upstream-notifications.patch +++ b/target/linux/generic/pending-5.4/743-net-sfp-add-module-start-stop-upstream-notifications.patch @@ -78,7 +78,7 @@ Signed-off-by: Russell King [SFP_S_WAIT] = "wait", [SFP_S_INIT] = "init", [SFP_S_INIT_TX_FAULT] = "init_tx_fault", -@@ -1831,6 +1833,8 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -1918,6 +1920,8 @@ static void sfp_sm_main(struct sfp *sfp, if (sfp->sm_state == SFP_S_LINK_UP && sfp->sm_dev_state == SFP_DEV_UP) sfp_sm_link_down(sfp); @@ -87,7 +87,7 @@ Signed-off-by: Russell King if (sfp->mod_phy) sfp_sm_phy_detach(sfp); sfp_module_tx_disable(sfp); -@@ -1898,6 +1902,10 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -1985,6 +1989,10 @@ static void sfp_sm_main(struct sfp *sfp, * clear. Probe for the PHY and check the LOS state. */ sfp_sm_probe_for_phy(sfp); diff --git a/target/linux/generic/pending-5.4/744-net-sfp-move-phy_start-phy_stop-to-phylink.patch b/target/linux/generic/pending-5.4/744-net-sfp-move-phy_start-phy_stop-to-phylink.patch index e88a81df2d..98987d5a49 100644 --- a/target/linux/generic/pending-5.4/744-net-sfp-move-phy_start-phy_stop-to-phylink.patch +++ b/target/linux/generic/pending-5.4/744-net-sfp-move-phy_start-phy_stop-to-phylink.patch @@ -54,7 +54,7 @@ Signed-off-by: Russell King .connect_phy = phylink_sfp_connect_phy, --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c -@@ -1396,7 +1396,6 @@ static void sfp_sm_mod_next(struct sfp * +@@ -1412,7 +1412,6 @@ static void sfp_sm_mod_next(struct sfp * static void sfp_sm_phy_detach(struct sfp *sfp) { @@ -62,7 +62,7 @@ Signed-off-by: Russell King sfp_remove_phy(sfp->sfp_bus); phy_device_remove(sfp->mod_phy); phy_device_free(sfp->mod_phy); -@@ -1427,7 +1426,6 @@ static void sfp_sm_probe_phy(struct sfp +@@ -1443,7 +1442,6 @@ static void sfp_sm_probe_phy(struct sfp } sfp->mod_phy = phy; diff --git a/target/linux/generic/pending-5.4/753-net-sfp-add-support-for-Clause-45-PHYs.patch b/target/linux/generic/pending-5.4/753-net-sfp-add-support-for-Clause-45-PHYs.patch index 338ddc3761..dcd1ba7ef3 100644 --- a/target/linux/generic/pending-5.4/753-net-sfp-add-support-for-Clause-45-PHYs.patch +++ b/target/linux/generic/pending-5.4/753-net-sfp-add-support-for-Clause-45-PHYs.patch @@ -14,7 +14,7 @@ Signed-off-by: Russell King --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c -@@ -1402,12 +1402,12 @@ static void sfp_sm_phy_detach(struct sfp +@@ -1418,12 +1418,12 @@ static void sfp_sm_phy_detach(struct sfp sfp->mod_phy = NULL; } @@ -29,7 +29,7 @@ Signed-off-by: Russell King if (phy == ERR_PTR(-ENODEV)) { dev_info(sfp->dev, "no PHY detected\n"); return; -@@ -1417,6 +1417,13 @@ static void sfp_sm_probe_phy(struct sfp +@@ -1433,6 +1433,13 @@ static void sfp_sm_probe_phy(struct sfp return; } @@ -43,7 +43,7 @@ Signed-off-by: Russell King err = sfp_add_phy(sfp->sfp_bus, phy); if (err) { phy_device_remove(phy); -@@ -1487,10 +1494,32 @@ static void sfp_sm_fault(struct sfp *sfp +@@ -1503,10 +1510,32 @@ static void sfp_sm_fault(struct sfp *sfp } } @@ -78,7 +78,7 @@ Signed-off-by: Russell King } static int sfp_module_parse_power(struct sfp *sfp) -@@ -1550,6 +1579,13 @@ static int sfp_sm_mod_hpower(struct sfp +@@ -1566,6 +1595,13 @@ static int sfp_sm_mod_hpower(struct sfp return -EAGAIN; } diff --git a/target/linux/generic/pending-5.4/754-net-sfp-fix-unbind.patch b/target/linux/generic/pending-5.4/754-net-sfp-fix-unbind.patch index 8d98a5d7a1..c31922e021 100644 --- a/target/linux/generic/pending-5.4/754-net-sfp-fix-unbind.patch +++ b/target/linux/generic/pending-5.4/754-net-sfp-fix-unbind.patch @@ -15,7 +15,7 @@ Signed-off-by: Russell King --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c -@@ -2344,6 +2344,10 @@ static int sfp_remove(struct platform_de +@@ -2431,6 +2431,10 @@ static int sfp_remove(struct platform_de sfp_unregister_socket(sfp->sfp_bus); diff --git a/target/linux/generic/pending-5.4/755-net-sfp-fix-hwmon.patch b/target/linux/generic/pending-5.4/755-net-sfp-fix-hwmon.patch index 8bfe37bf4c..a18e4801a2 100644 --- a/target/linux/generic/pending-5.4/755-net-sfp-fix-hwmon.patch +++ b/target/linux/generic/pending-5.4/755-net-sfp-fix-hwmon.patch @@ -15,7 +15,7 @@ Signed-off-by: Russell King --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c -@@ -1796,6 +1796,10 @@ static void sfp_sm_module(struct sfp *sf +@@ -1883,6 +1883,10 @@ static void sfp_sm_module(struct sfp *sf break; } @@ -26,7 +26,7 @@ Signed-off-by: Russell King sfp_sm_mod_next(sfp, SFP_MOD_WAITDEV, 0); /* fall through */ case SFP_MOD_WAITDEV: -@@ -1845,15 +1849,6 @@ static void sfp_sm_module(struct sfp *sf +@@ -1932,15 +1936,6 @@ static void sfp_sm_module(struct sfp *sf case SFP_MOD_ERROR: break; } diff --git a/target/linux/generic/pending-5.4/756-net-sfp-use-a-definition-for-the-fault-recovery-atte.patch b/target/linux/generic/pending-5.4/756-net-sfp-use-a-definition-for-the-fault-recovery-atte.patch index 47d807813a..ba4f8c40c4 100644 --- a/target/linux/generic/pending-5.4/756-net-sfp-use-a-definition-for-the-fault-recovery-atte.patch +++ b/target/linux/generic/pending-5.4/756-net-sfp-use-a-definition-for-the-fault-recovery-atte.patch @@ -26,7 +26,7 @@ Signed-off-by: Russell King /* SFP module presence detection is poor: the three MOD DEF signals are * the same length on the PCB, which means it's possible for MOD DEF 0 to * connect before the I2C bus on MOD DEF 1/2. -@@ -1885,7 +1893,7 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -1972,7 +1980,7 @@ static void sfp_sm_main(struct sfp *sfp, sfp_module_tx_enable(sfp); /* Initialise the fault clearance retries */ @@ -35,7 +35,7 @@ Signed-off-by: Russell King /* We need to check the TX_FAULT state, which is not defined * while TX_DISABLE is asserted. The earliest we want to do -@@ -1925,7 +1933,7 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -2012,7 +2020,7 @@ static void sfp_sm_main(struct sfp *sfp, * or t_start_up, so assume there is a fault. */ sfp_sm_fault(sfp, SFP_S_INIT_TX_FAULT, @@ -44,7 +44,7 @@ Signed-off-by: Russell King } else if (event == SFP_E_TIMEOUT || event == SFP_E_TX_CLEAR) { init_done: /* TX_FAULT deasserted or we timed out with TX_FAULT * clear. Probe for the PHY and check the LOS state. -@@ -1938,7 +1946,7 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -2025,7 +2033,7 @@ static void sfp_sm_main(struct sfp *sfp, sfp_sm_link_check_los(sfp); /* Reset the fault retry count */ diff --git a/target/linux/generic/pending-5.4/757-net-sfp-rename-sm_retries.patch b/target/linux/generic/pending-5.4/757-net-sfp-rename-sm_retries.patch index 0ca73c9266..13f3b6ccff 100644 --- a/target/linux/generic/pending-5.4/757-net-sfp-rename-sm_retries.patch +++ b/target/linux/generic/pending-5.4/757-net-sfp-rename-sm_retries.patch @@ -13,7 +13,7 @@ Signed-off-by: Russell King --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c -@@ -234,7 +234,7 @@ struct sfp { +@@ -235,7 +235,7 @@ struct sfp { unsigned char sm_mod_tries; unsigned char sm_dev_state; unsigned short sm_state; @@ -22,7 +22,7 @@ Signed-off-by: Russell King struct sfp_eeprom_id id; unsigned int module_power_mW; -@@ -1490,7 +1490,7 @@ static bool sfp_los_event_inactive(struc +@@ -1506,7 +1506,7 @@ static bool sfp_los_event_inactive(struc static void sfp_sm_fault(struct sfp *sfp, unsigned int next_state, bool warn) { @@ -31,7 +31,7 @@ Signed-off-by: Russell King dev_err(sfp->dev, "module persistently indicates fault, disabling\n"); sfp_sm_next(sfp, SFP_S_TX_DISABLE, 0); -@@ -1893,7 +1893,7 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -1980,7 +1980,7 @@ static void sfp_sm_main(struct sfp *sfp, sfp_module_tx_enable(sfp); /* Initialise the fault clearance retries */ @@ -40,7 +40,7 @@ Signed-off-by: Russell King /* We need to check the TX_FAULT state, which is not defined * while TX_DISABLE is asserted. The earliest we want to do -@@ -1933,7 +1933,7 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -2020,7 +2020,7 @@ static void sfp_sm_main(struct sfp *sfp, * or t_start_up, so assume there is a fault. */ sfp_sm_fault(sfp, SFP_S_INIT_TX_FAULT, @@ -49,7 +49,7 @@ Signed-off-by: Russell King } else if (event == SFP_E_TIMEOUT || event == SFP_E_TX_CLEAR) { init_done: /* TX_FAULT deasserted or we timed out with TX_FAULT * clear. Probe for the PHY and check the LOS state. -@@ -1946,7 +1946,7 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -2033,7 +2033,7 @@ static void sfp_sm_main(struct sfp *sfp, sfp_sm_link_check_los(sfp); /* Reset the fault retry count */ diff --git a/target/linux/generic/pending-5.4/758-net-sfp-error-handling-for-phy-probe.patch b/target/linux/generic/pending-5.4/758-net-sfp-error-handling-for-phy-probe.patch index b0bb905fec..dfa772dc72 100644 --- a/target/linux/generic/pending-5.4/758-net-sfp-error-handling-for-phy-probe.patch +++ b/target/linux/generic/pending-5.4/758-net-sfp-error-handling-for-phy-probe.patch @@ -10,7 +10,7 @@ Signed-off-by: Russell King --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c -@@ -1410,7 +1410,7 @@ static void sfp_sm_phy_detach(struct sfp +@@ -1426,7 +1426,7 @@ static void sfp_sm_phy_detach(struct sfp sfp->mod_phy = NULL; } @@ -19,7 +19,7 @@ Signed-off-by: Russell King { struct phy_device *phy; int err; -@@ -1418,18 +1418,18 @@ static void sfp_sm_probe_phy(struct sfp +@@ -1434,18 +1434,18 @@ static void sfp_sm_probe_phy(struct sfp phy = get_phy_device(sfp->i2c_mii, SFP_PHY_ADDR, is_c45); if (phy == ERR_PTR(-ENODEV)) { dev_info(sfp->dev, "no PHY detected\n"); @@ -41,7 +41,7 @@ Signed-off-by: Russell King } err = sfp_add_phy(sfp->sfp_bus, phy); -@@ -1437,10 +1437,12 @@ static void sfp_sm_probe_phy(struct sfp +@@ -1453,10 +1453,12 @@ static void sfp_sm_probe_phy(struct sfp phy_device_remove(phy); phy_device_free(phy); dev_err(sfp->dev, "sfp_add_phy failed: %d\n", err); @@ -55,7 +55,7 @@ Signed-off-by: Russell King } static void sfp_sm_link_up(struct sfp *sfp) -@@ -1513,21 +1515,24 @@ static void sfp_sm_fault(struct sfp *sfp +@@ -1529,21 +1531,24 @@ static void sfp_sm_fault(struct sfp *sfp * Clause 45 copper SFP+ modules (10G) appear to switch their interface * mode according to the negotiated line speed. */ @@ -83,7 +83,7 @@ Signed-off-by: Russell King } static int sfp_module_parse_power(struct sfp *sfp) -@@ -1938,7 +1943,10 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -2025,7 +2030,10 @@ static void sfp_sm_main(struct sfp *sfp, init_done: /* TX_FAULT deasserted or we timed out with TX_FAULT * clear. Probe for the PHY and check the LOS state. */ diff --git a/target/linux/generic/pending-5.4/759-net-sfp-re-attempt-probing-for-phy.patch b/target/linux/generic/pending-5.4/759-net-sfp-re-attempt-probing-for-phy.patch index d122bc7c62..aebb6b0398 100644 --- a/target/linux/generic/pending-5.4/759-net-sfp-re-attempt-probing-for-phy.patch +++ b/target/linux/generic/pending-5.4/759-net-sfp-re-attempt-probing-for-phy.patch @@ -48,7 +48,7 @@ Signed-off-by: Russell King /* SFP module presence detection is poor: the three MOD DEF signals are * the same length on the PCB, which means it's possible for MOD DEF 0 to * connect before the I2C bus on MOD DEF 1/2. -@@ -235,6 +243,7 @@ struct sfp { +@@ -236,6 +244,7 @@ struct sfp { unsigned char sm_dev_state; unsigned short sm_state; unsigned char sm_fault_retries; @@ -56,7 +56,7 @@ Signed-off-by: Russell King struct sfp_eeprom_id id; unsigned int module_power_mW; -@@ -1416,10 +1425,8 @@ static int sfp_sm_probe_phy(struct sfp * +@@ -1432,10 +1441,8 @@ static int sfp_sm_probe_phy(struct sfp * int err; phy = get_phy_device(sfp->i2c_mii, SFP_PHY_ADDR, is_c45); @@ -69,7 +69,7 @@ Signed-off-by: Russell King if (IS_ERR(phy)) { dev_err(sfp->dev, "mdiobus scan returned %ld\n", PTR_ERR(phy)); return PTR_ERR(phy); -@@ -1867,6 +1874,7 @@ static void sfp_sm_module(struct sfp *sf +@@ -1954,6 +1961,7 @@ static void sfp_sm_module(struct sfp *sf static void sfp_sm_main(struct sfp *sfp, unsigned int event) { unsigned long timeout; @@ -77,7 +77,7 @@ Signed-off-by: Russell King /* Some events are global */ if (sfp->sm_state != SFP_S_DOWN && -@@ -1940,22 +1948,39 @@ static void sfp_sm_main(struct sfp *sfp, +@@ -2027,22 +2035,39 @@ static void sfp_sm_main(struct sfp *sfp, sfp_sm_fault(sfp, SFP_S_INIT_TX_FAULT, sfp->sm_fault_retries == N_FAULT_INIT); } else if (event == SFP_E_TIMEOUT || event == SFP_E_TX_CLEAR) {