1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798991001011021031041051061071081091101111121131141151161171181191201211221231241251261271281291301311321331341351361371381391401411421431441451461471481491501511521531541551561571581591601611621631641651661671681691701711721731741751761771781791801811821831841851861871881891901911921931941951961971981992002012022032042052062072082092102112122132142152162172182192202212222232242252262272282292302312322332342352362372382392402412422432442452462472482492502512522532542552562572582592602612622632642652662672682692702712722732742752762772782792802812822832842852862872882892902912922932942952962972982993003013023033043053063073083093103113123133143153163173183193203213223233243253263273283293303313323333343353363373383393403413423433443453463473483493503513523533543553563573583593603613623633643653663673683693703713723733743753763773783793803813823833843853863873883893903913923933943953963973983994004014024034044054064074084094104114124134144154164174184194204214224234244254264274284294304314324334344354364374384394404414424434444454464474484494504514524534544554564574584594604614624634644654664674684694704714724734744754764774784794804814824834844854864874884894904914924934944954964974984995005015025035045055065075085095105115125135145155165175185195205215225235245255265275285295305315325335345355365375385395405415425435445455465475485495505515525535545555565575585595605615625635645655665675685695705715725735745755765775785795805815825835845855865875885895905915925935945955965975985996006016026036046056066076086096106116126136146156166176186196206216226236246256266276286296306316326336346356366376386396406416426436446456466476486496506516526536546556566576586596606616626636646656666676686696706716726736746756766776786796806816826836846856866876886896906916926936946956966976986997007017027037047057067077087097107117127137147157167177187197207217227237247257267277287297307317327337347357367377387397407417427437447457467477487497507517527537547557567577587597607617627637647657667677687697707717727737747757767777787797807817827837847857867877887897907917927937947957967977987998008018028038048058068078088098108118128138148158168178188198208218228238248258268278288298308318328338348358368378388398408418428438448458468478488498508518528538548558568578588598608618628638648658668678688698708718728738748758768778788798808818828838848858868878888898908918928938948958968978988999009019029039049059069079089099109119129139149159169179189199209219229239249259269279289299309319329339349359369379389399409419429439449459469479489499509519529539549559569579589599609619629639649659669679689699709719729739749759769779789799809819829839849859869879889899909919929939949959969979989991000100110021003100410051006100710081009101010111012101310141015101610171018101910201021102210231024102510261027102810291030103110321033103410351036103710381039104010411042104310441045104610471048104910501051105210531054105510561057105810591060106110621063106410651066106710681069107010711072107310741075107610771078107910801081108210831084108510861087108810891090109110921093109410951096109710981099110011011102110311041105110611071108110911101111111211131114111511161117111811191120112111221123112411251126112711281129113011311132113311341135113611371138113911401141114211431144114511461147114811491150115111521153115411551156115711581159116011611162116311641165116611671168116911701171117211731174117511761177117811791180118111821183118411851186118711881189119011911192119311941195119611971198119912001201120212031204120512061207120812091210121112121213121412151216121712181219122012211222122312241225122612271228122912301231123212331234123512361237123812391240124112421243124412451246124712481249125012511252125312541255125612571258125912601261126212631264126512661267126812691270127112721273127412751276127712781279128012811282128312841285128612871288128912901291129212931294129512961297129812991300130113021303130413051306130713081309131013111312131313141315131613171318131913201321132213231324132513261327132813291330133113321333133413351336133713381339134013411342134313441345134613471348134913501351135213531354135513561357135813591360136113621363136413651366136713681369137013711372137313741375137613771378137913801381138213831384138513861387138813891390139113921393139413951396139713981399140014011402140314041405140614071408140914101411141214131414141514161417141814191420142114221423142414251426142714281429143014311432143314341435143614371438143914401441144214431444144514461447144814491450145114521453145414551456145714581459146014611462146314641465146614671468146914701471147214731474147514761477147814791480148114821483148414851486148714881489149014911492149314941495149614971498149915001501150215031504150515061507150815091510151115121513151415151516151715181519152015211522152315241525152615271528152915301531153215331534153515361537153815391540154115421543154415451546154715481549155015511552155315541555155615571558155915601561156215631564156515661567156815691570157115721573157415751576157715781579158015811582158315841585158615871588158915901591159215931594159515961597159815991600160116021603160416051606160716081609161016111612161316141615161616171618161916201621162216231624162516261627162816291630163116321633163416351636163716381639164016411642164316441645164616471648164916501651165216531654165516561657165816591660166116621663166416651666166716681669167016711672167316741675167616771678167916801681168216831684168516861687168816891690169116921693169416951696169716981699170017011702170317041705170617071708170917101711171217131714171517161717171817191720172117221723172417251726172717281729173017311732173317341735173617371738173917401741174217431744174517461747174817491750175117521753175417551756175717581759176017611762176317641765176617671768176917701771177217731774177517761777177817791780178117821783178417851786178717881789179017911792179317941795179617971798179918001801180218031804180518061807180818091810181118121813181418151816181718181819182018211822182318241825182618271828182918301831183218331834183518361837183818391840184118421843184418451846184718481849185018511852185318541855185618571858185918601861186218631864186518661867186818691870187118721873187418751876187718781879188018811882188318841885188618871888188918901891189218931894189518961897189818991900190119021903190419051906190719081909191019111912191319141915191619171918191919201921192219231924192519261927192819291930193119321933193419351936 |
- From c89414adf2ec7cd9e7080c419aa5847f1db1009c Mon Sep 17 00:00:00 2001
- From: Christian Marangi <[email protected]>
- Date: Mon, 29 Jan 2024 15:15:23 +0100
- Subject: [PATCH 5/5] net: phy: qcom: detach qca808x PHY driver from at803x
- Almost all the QCA8081 PHY driver OPs are specific and only some of them
- use the generic at803x.
- To make the at803x code slimmer, move all the specific qca808x regs and
- functions to a dedicated PHY driver.
- Probe function and priv struct is reworked to allocate and use only the
- qca808x specific data. Unused data from at803x PHY driver are dropped
- from at803x priv struct.
- Also a new Kconfig is introduced QCA808X_PHY, to compile the newly
- introduced PHY driver for QCA8081 PHY.
- As the Kconfig name starts with Qualcomm the same order is kept.
- Signed-off-by: Christian Marangi <[email protected]>
- Reviewed-by: Andrew Lunn <[email protected]>
- Link: https://lore.kernel.org/r/[email protected]
- Signed-off-by: Jakub Kicinski <[email protected]>
- ---
- drivers/net/phy/qcom/Kconfig | 6 +
- drivers/net/phy/qcom/Makefile | 1 +
- drivers/net/phy/qcom/at803x.c | 897 +------------------------------
- drivers/net/phy/qcom/qca808x.c | 934 +++++++++++++++++++++++++++++++++
- 4 files changed, 942 insertions(+), 896 deletions(-)
- create mode 100644 drivers/net/phy/qcom/qca808x.c
- --- a/drivers/net/phy/qcom/Kconfig
- +++ b/drivers/net/phy/qcom/Kconfig
- @@ -14,3 +14,9 @@ config QCA83XX_PHY
- select QCOM_NET_PHYLIB
- help
- Currently supports the internal QCA8337(Internal qca8k PHY) model
- +
- +config QCA808X_PHY
- + tristate "Qualcomm QCA808x PHYs"
- + select QCOM_NET_PHYLIB
- + help
- + Currently supports the QCA8081 model
- --- a/drivers/net/phy/qcom/Makefile
- +++ b/drivers/net/phy/qcom/Makefile
- @@ -2,3 +2,4 @@
- obj-$(CONFIG_QCOM_NET_PHYLIB) += qcom-phy-lib.o
- obj-$(CONFIG_AT803X_PHY) += at803x.o
- obj-$(CONFIG_QCA83XX_PHY) += qca83xx.o
- +obj-$(CONFIG_QCA808X_PHY) += qca808x.o
- --- a/drivers/net/phy/qcom/at803x.c
- +++ b/drivers/net/phy/qcom/at803x.c
- @@ -96,8 +96,6 @@
- #define ATH8035_PHY_ID 0x004dd072
- #define AT8030_PHY_ID_MASK 0xffffffef
-
- -#define QCA8081_PHY_ID 0x004dd101
- -
- #define QCA9561_PHY_ID 0x004dd042
-
- #define AT803X_PAGE_FIBER 0
- @@ -110,201 +108,7 @@
- /* disable hibernation mode */
- #define AT803X_DISABLE_HIBERNATION_MODE BIT(2)
-
- -/* ADC threshold */
- -#define QCA808X_PHY_DEBUG_ADC_THRESHOLD 0x2c80
- -#define QCA808X_ADC_THRESHOLD_MASK GENMASK(7, 0)
- -#define QCA808X_ADC_THRESHOLD_80MV 0
- -#define QCA808X_ADC_THRESHOLD_100MV 0xf0
- -#define QCA808X_ADC_THRESHOLD_200MV 0x0f
- -#define QCA808X_ADC_THRESHOLD_300MV 0xff
- -
- -/* CLD control */
- -#define QCA808X_PHY_MMD3_ADDR_CLD_CTRL7 0x8007
- -#define QCA808X_8023AZ_AFE_CTRL_MASK GENMASK(8, 4)
- -#define QCA808X_8023AZ_AFE_EN 0x90
- -
- -/* AZ control */
- -#define QCA808X_PHY_MMD3_AZ_TRAINING_CTRL 0x8008
- -#define QCA808X_MMD3_AZ_TRAINING_VAL 0x1c32
- -
- -#define QCA808X_PHY_MMD1_MSE_THRESHOLD_20DB 0x8014
- -#define QCA808X_MSE_THRESHOLD_20DB_VALUE 0x529
- -
- -#define QCA808X_PHY_MMD1_MSE_THRESHOLD_17DB 0x800E
- -#define QCA808X_MSE_THRESHOLD_17DB_VALUE 0x341
- -
- -#define QCA808X_PHY_MMD1_MSE_THRESHOLD_27DB 0x801E
- -#define QCA808X_MSE_THRESHOLD_27DB_VALUE 0x419
- -
- -#define QCA808X_PHY_MMD1_MSE_THRESHOLD_28DB 0x8020
- -#define QCA808X_MSE_THRESHOLD_28DB_VALUE 0x341
- -
- -#define QCA808X_PHY_MMD7_TOP_OPTION1 0x901c
- -#define QCA808X_TOP_OPTION1_DATA 0x0
- -
- -#define QCA808X_PHY_MMD3_DEBUG_1 0xa100
- -#define QCA808X_MMD3_DEBUG_1_VALUE 0x9203
- -#define QCA808X_PHY_MMD3_DEBUG_2 0xa101
- -#define QCA808X_MMD3_DEBUG_2_VALUE 0x48ad
- -#define QCA808X_PHY_MMD3_DEBUG_3 0xa103
- -#define QCA808X_MMD3_DEBUG_3_VALUE 0x1698
- -#define QCA808X_PHY_MMD3_DEBUG_4 0xa105
- -#define QCA808X_MMD3_DEBUG_4_VALUE 0x8001
- -#define QCA808X_PHY_MMD3_DEBUG_5 0xa106
- -#define QCA808X_MMD3_DEBUG_5_VALUE 0x1111
- -#define QCA808X_PHY_MMD3_DEBUG_6 0xa011
- -#define QCA808X_MMD3_DEBUG_6_VALUE 0x5f85
- -
- -/* master/slave seed config */
- -#define QCA808X_PHY_DEBUG_LOCAL_SEED 9
- -#define QCA808X_MASTER_SLAVE_SEED_ENABLE BIT(1)
- -#define QCA808X_MASTER_SLAVE_SEED_CFG GENMASK(12, 2)
- -#define QCA808X_MASTER_SLAVE_SEED_RANGE 0x32
- -
- -/* Hibernation yields lower power consumpiton in contrast with normal operation mode.
- - * when the copper cable is unplugged, the PHY enters into hibernation mode in about 10s.
- - */
- -#define QCA808X_DBG_AN_TEST 0xb
- -#define QCA808X_HIBERNATION_EN BIT(15)
- -
- -#define QCA808X_CDT_ENABLE_TEST BIT(15)
- -#define QCA808X_CDT_INTER_CHECK_DIS BIT(13)
- -#define QCA808X_CDT_STATUS BIT(11)
- -#define QCA808X_CDT_LENGTH_UNIT BIT(10)
- -
- -#define QCA808X_MMD3_CDT_STATUS 0x8064
- -#define QCA808X_MMD3_CDT_DIAG_PAIR_A 0x8065
- -#define QCA808X_MMD3_CDT_DIAG_PAIR_B 0x8066
- -#define QCA808X_MMD3_CDT_DIAG_PAIR_C 0x8067
- -#define QCA808X_MMD3_CDT_DIAG_PAIR_D 0x8068
- -#define QCA808X_CDT_DIAG_LENGTH_SAME_SHORT GENMASK(15, 8)
- -#define QCA808X_CDT_DIAG_LENGTH_CROSS_SHORT GENMASK(7, 0)
- -
- -#define QCA808X_CDT_CODE_PAIR_A GENMASK(15, 12)
- -#define QCA808X_CDT_CODE_PAIR_B GENMASK(11, 8)
- -#define QCA808X_CDT_CODE_PAIR_C GENMASK(7, 4)
- -#define QCA808X_CDT_CODE_PAIR_D GENMASK(3, 0)
- -
- -#define QCA808X_CDT_STATUS_STAT_TYPE GENMASK(1, 0)
- -#define QCA808X_CDT_STATUS_STAT_FAIL FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 0)
- -#define QCA808X_CDT_STATUS_STAT_NORMAL FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 1)
- -#define QCA808X_CDT_STATUS_STAT_SAME_OPEN FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 2)
- -#define QCA808X_CDT_STATUS_STAT_SAME_SHORT FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 3)
- -
- -#define QCA808X_CDT_STATUS_STAT_MDI GENMASK(3, 2)
- -#define QCA808X_CDT_STATUS_STAT_MDI1 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 1)
- -#define QCA808X_CDT_STATUS_STAT_MDI2 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 2)
- -#define QCA808X_CDT_STATUS_STAT_MDI3 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 3)
- -
- -/* NORMAL are MDI with type set to 0 */
- -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI1
- -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\
- - QCA808X_CDT_STATUS_STAT_MDI1)
- -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\
- - QCA808X_CDT_STATUS_STAT_MDI1)
- -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI2
- -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\
- - QCA808X_CDT_STATUS_STAT_MDI2)
- -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\
- - QCA808X_CDT_STATUS_STAT_MDI2)
- -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI3
- -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\
- - QCA808X_CDT_STATUS_STAT_MDI3)
- -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\
- - QCA808X_CDT_STATUS_STAT_MDI3)
- -
- -/* Added for reference of existence but should be handled by wait_for_completion already */
- -#define QCA808X_CDT_STATUS_STAT_BUSY (BIT(1) | BIT(3))
- -
- -#define QCA808X_MMD7_LED_GLOBAL 0x8073
- -#define QCA808X_LED_BLINK_1 GENMASK(11, 6)
- -#define QCA808X_LED_BLINK_2 GENMASK(5, 0)
- -/* Values are the same for both BLINK_1 and BLINK_2 */
- -#define QCA808X_LED_BLINK_FREQ_MASK GENMASK(5, 3)
- -#define QCA808X_LED_BLINK_FREQ_2HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x0)
- -#define QCA808X_LED_BLINK_FREQ_4HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x1)
- -#define QCA808X_LED_BLINK_FREQ_8HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x2)
- -#define QCA808X_LED_BLINK_FREQ_16HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x3)
- -#define QCA808X_LED_BLINK_FREQ_32HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x4)
- -#define QCA808X_LED_BLINK_FREQ_64HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x5)
- -#define QCA808X_LED_BLINK_FREQ_128HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x6)
- -#define QCA808X_LED_BLINK_FREQ_256HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x7)
- -#define QCA808X_LED_BLINK_DUTY_MASK GENMASK(2, 0)
- -#define QCA808X_LED_BLINK_DUTY_50_50 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x0)
- -#define QCA808X_LED_BLINK_DUTY_75_25 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x1)
- -#define QCA808X_LED_BLINK_DUTY_25_75 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x2)
- -#define QCA808X_LED_BLINK_DUTY_33_67 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x3)
- -#define QCA808X_LED_BLINK_DUTY_67_33 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x4)
- -#define QCA808X_LED_BLINK_DUTY_17_83 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x5)
- -#define QCA808X_LED_BLINK_DUTY_83_17 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x6)
- -#define QCA808X_LED_BLINK_DUTY_8_92 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x7)
- -
- -#define QCA808X_MMD7_LED2_CTRL 0x8074
- -#define QCA808X_MMD7_LED2_FORCE_CTRL 0x8075
- -#define QCA808X_MMD7_LED1_CTRL 0x8076
- -#define QCA808X_MMD7_LED1_FORCE_CTRL 0x8077
- -#define QCA808X_MMD7_LED0_CTRL 0x8078
- -#define QCA808X_MMD7_LED_CTRL(x) (0x8078 - ((x) * 2))
- -
- -/* LED hw control pattern is the same for every LED */
- -#define QCA808X_LED_PATTERN_MASK GENMASK(15, 0)
- -#define QCA808X_LED_SPEED2500_ON BIT(15)
- -#define QCA808X_LED_SPEED2500_BLINK BIT(14)
- -/* Follow blink trigger even if duplex or speed condition doesn't match */
- -#define QCA808X_LED_BLINK_CHECK_BYPASS BIT(13)
- -#define QCA808X_LED_FULL_DUPLEX_ON BIT(12)
- -#define QCA808X_LED_HALF_DUPLEX_ON BIT(11)
- -#define QCA808X_LED_TX_BLINK BIT(10)
- -#define QCA808X_LED_RX_BLINK BIT(9)
- -#define QCA808X_LED_TX_ON_10MS BIT(8)
- -#define QCA808X_LED_RX_ON_10MS BIT(7)
- -#define QCA808X_LED_SPEED1000_ON BIT(6)
- -#define QCA808X_LED_SPEED100_ON BIT(5)
- -#define QCA808X_LED_SPEED10_ON BIT(4)
- -#define QCA808X_LED_COLLISION_BLINK BIT(3)
- -#define QCA808X_LED_SPEED1000_BLINK BIT(2)
- -#define QCA808X_LED_SPEED100_BLINK BIT(1)
- -#define QCA808X_LED_SPEED10_BLINK BIT(0)
- -
- -#define QCA808X_MMD7_LED0_FORCE_CTRL 0x8079
- -#define QCA808X_MMD7_LED_FORCE_CTRL(x) (0x8079 - ((x) * 2))
- -
- -/* LED force ctrl is the same for every LED
- - * No documentation exist for this, not even internal one
- - * with NDA as QCOM gives only info about configuring
- - * hw control pattern rules and doesn't indicate any way
- - * to force the LED to specific mode.
- - * These define comes from reverse and testing and maybe
- - * lack of some info or some info are not entirely correct.
- - * For the basic LED control and hw control these finding
- - * are enough to support LED control in all the required APIs.
- - *
- - * On doing some comparison with implementation with qca807x,
- - * it was found that it's 1:1 equal to it and confirms all the
- - * reverse done. It was also found further specification with the
- - * force mode and the blink modes.
- - */
- -#define QCA808X_LED_FORCE_EN BIT(15)
- -#define QCA808X_LED_FORCE_MODE_MASK GENMASK(14, 13)
- -#define QCA808X_LED_FORCE_BLINK_1 FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x3)
- -#define QCA808X_LED_FORCE_BLINK_2 FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x2)
- -#define QCA808X_LED_FORCE_ON FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x1)
- -#define QCA808X_LED_FORCE_OFF FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x0)
- -
- -#define QCA808X_MMD7_LED_POLARITY_CTRL 0x901a
- -/* QSDK sets by default 0x46 to this reg that sets BIT 6 for
- - * LED to active high. It's not clear what BIT 3 and BIT 4 does.
- - */
- -#define QCA808X_LED_ACTIVE_HIGH BIT(6)
- -
- -/* QCA808X 1G chip type */
- -#define QCA808X_PHY_MMD7_CHIP_TYPE 0x901d
- -#define QCA808X_PHY_CHIP_TYPE_1G BIT(0)
- -
- -#define QCA8081_PHY_SERDES_MMD1_FIFO_CTRL 0x9072
- -#define QCA8081_PHY_FIFO_RSTN BIT(11)
- -
- -MODULE_DESCRIPTION("Qualcomm Atheros AR803x and QCA808X PHY driver");
- +MODULE_DESCRIPTION("Qualcomm Atheros AR803x PHY driver");
- MODULE_AUTHOR("Matus Ujhelyi");
- MODULE_LICENSE("GPL");
-
- @@ -318,7 +122,6 @@ struct at803x_priv {
- bool is_1000basex;
- struct regulator_dev *vddio_rdev;
- struct regulator_dev *vddh_rdev;
- - int led_polarity_mode;
- };
-
- struct at803x_context {
- @@ -519,9 +322,6 @@ static int at803x_probe(struct phy_devic
- if (!priv)
- return -ENOMEM;
-
- - /* Init LED polarity mode to -1 */
- - priv->led_polarity_mode = -1;
- -
- phydev->priv = priv;
-
- ret = at803x_parse_dt(phydev);
- @@ -1216,672 +1016,6 @@ static int at8035_probe(struct phy_devic
- return at8035_parse_dt(phydev);
- }
-
- -static int qca808x_phy_fast_retrain_config(struct phy_device *phydev)
- -{
- - int ret;
- -
- - /* Enable fast retrain */
- - ret = genphy_c45_fast_retrain(phydev, true);
- - if (ret)
- - return ret;
- -
- - phy_write_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_TOP_OPTION1,
- - QCA808X_TOP_OPTION1_DATA);
- - phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_20DB,
- - QCA808X_MSE_THRESHOLD_20DB_VALUE);
- - phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_17DB,
- - QCA808X_MSE_THRESHOLD_17DB_VALUE);
- - phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_27DB,
- - QCA808X_MSE_THRESHOLD_27DB_VALUE);
- - phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_28DB,
- - QCA808X_MSE_THRESHOLD_28DB_VALUE);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_1,
- - QCA808X_MMD3_DEBUG_1_VALUE);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_4,
- - QCA808X_MMD3_DEBUG_4_VALUE);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_5,
- - QCA808X_MMD3_DEBUG_5_VALUE);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_3,
- - QCA808X_MMD3_DEBUG_3_VALUE);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_6,
- - QCA808X_MMD3_DEBUG_6_VALUE);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_2,
- - QCA808X_MMD3_DEBUG_2_VALUE);
- -
- - return 0;
- -}
- -
- -static int qca808x_phy_ms_seed_enable(struct phy_device *phydev, bool enable)
- -{
- - u16 seed_value;
- -
- - if (!enable)
- - return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_LOCAL_SEED,
- - QCA808X_MASTER_SLAVE_SEED_ENABLE, 0);
- -
- - seed_value = get_random_u32_below(QCA808X_MASTER_SLAVE_SEED_RANGE);
- - return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_LOCAL_SEED,
- - QCA808X_MASTER_SLAVE_SEED_CFG | QCA808X_MASTER_SLAVE_SEED_ENABLE,
- - FIELD_PREP(QCA808X_MASTER_SLAVE_SEED_CFG, seed_value) |
- - QCA808X_MASTER_SLAVE_SEED_ENABLE);
- -}
- -
- -static bool qca808x_is_prefer_master(struct phy_device *phydev)
- -{
- - return (phydev->master_slave_get == MASTER_SLAVE_CFG_MASTER_FORCE) ||
- - (phydev->master_slave_get == MASTER_SLAVE_CFG_MASTER_PREFERRED);
- -}
- -
- -static bool qca808x_has_fast_retrain_or_slave_seed(struct phy_device *phydev)
- -{
- - return linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported);
- -}
- -
- -static int qca808x_config_init(struct phy_device *phydev)
- -{
- - int ret;
- -
- - /* Active adc&vga on 802.3az for the link 1000M and 100M */
- - ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_ADDR_CLD_CTRL7,
- - QCA808X_8023AZ_AFE_CTRL_MASK, QCA808X_8023AZ_AFE_EN);
- - if (ret)
- - return ret;
- -
- - /* Adjust the threshold on 802.3az for the link 1000M */
- - ret = phy_write_mmd(phydev, MDIO_MMD_PCS,
- - QCA808X_PHY_MMD3_AZ_TRAINING_CTRL,
- - QCA808X_MMD3_AZ_TRAINING_VAL);
- - if (ret)
- - return ret;
- -
- - if (qca808x_has_fast_retrain_or_slave_seed(phydev)) {
- - /* Config the fast retrain for the link 2500M */
- - ret = qca808x_phy_fast_retrain_config(phydev);
- - if (ret)
- - return ret;
- -
- - ret = genphy_read_master_slave(phydev);
- - if (ret < 0)
- - return ret;
- -
- - if (!qca808x_is_prefer_master(phydev)) {
- - /* Enable seed and configure lower ramdom seed to make phy
- - * linked as slave mode.
- - */
- - ret = qca808x_phy_ms_seed_enable(phydev, true);
- - if (ret)
- - return ret;
- - }
- - }
- -
- - /* Configure adc threshold as 100mv for the link 10M */
- - return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_ADC_THRESHOLD,
- - QCA808X_ADC_THRESHOLD_MASK,
- - QCA808X_ADC_THRESHOLD_100MV);
- -}
- -
- -static int qca808x_read_status(struct phy_device *phydev)
- -{
- - struct at803x_ss_mask ss_mask = { 0 };
- - int ret;
- -
- - ret = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_10GBT_STAT);
- - if (ret < 0)
- - return ret;
- -
- - linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->lp_advertising,
- - ret & MDIO_AN_10GBT_STAT_LP2_5G);
- -
- - ret = genphy_read_status(phydev);
- - if (ret)
- - return ret;
- -
- - /* qca8081 takes the different bits for speed value from at803x */
- - ss_mask.speed_mask = QCA808X_SS_SPEED_MASK;
- - ss_mask.speed_shift = __bf_shf(QCA808X_SS_SPEED_MASK);
- - ret = at803x_read_specific_status(phydev, ss_mask);
- - if (ret < 0)
- - return ret;
- -
- - if (phydev->link) {
- - if (phydev->speed == SPEED_2500)
- - phydev->interface = PHY_INTERFACE_MODE_2500BASEX;
- - else
- - phydev->interface = PHY_INTERFACE_MODE_SGMII;
- - } else {
- - /* generate seed as a lower random value to make PHY linked as SLAVE easily,
- - * except for master/slave configuration fault detected or the master mode
- - * preferred.
- - *
- - * the reason for not putting this code into the function link_change_notify is
- - * the corner case where the link partner is also the qca8081 PHY and the seed
- - * value is configured as the same value, the link can't be up and no link change
- - * occurs.
- - */
- - if (qca808x_has_fast_retrain_or_slave_seed(phydev)) {
- - if (phydev->master_slave_state == MASTER_SLAVE_STATE_ERR ||
- - qca808x_is_prefer_master(phydev)) {
- - qca808x_phy_ms_seed_enable(phydev, false);
- - } else {
- - qca808x_phy_ms_seed_enable(phydev, true);
- - }
- - }
- - }
- -
- - return 0;
- -}
- -
- -static int qca808x_soft_reset(struct phy_device *phydev)
- -{
- - int ret;
- -
- - ret = genphy_soft_reset(phydev);
- - if (ret < 0)
- - return ret;
- -
- - if (qca808x_has_fast_retrain_or_slave_seed(phydev))
- - ret = qca808x_phy_ms_seed_enable(phydev, true);
- -
- - return ret;
- -}
- -
- -static bool qca808x_cdt_fault_length_valid(int cdt_code)
- -{
- - switch (cdt_code) {
- - case QCA808X_CDT_STATUS_STAT_SAME_SHORT:
- - case QCA808X_CDT_STATUS_STAT_SAME_OPEN:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT:
- - return true;
- - default:
- - return false;
- - }
- -}
- -
- -static int qca808x_cable_test_result_trans(int cdt_code)
- -{
- - switch (cdt_code) {
- - case QCA808X_CDT_STATUS_STAT_NORMAL:
- - return ETHTOOL_A_CABLE_RESULT_CODE_OK;
- - case QCA808X_CDT_STATUS_STAT_SAME_SHORT:
- - return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT;
- - case QCA808X_CDT_STATUS_STAT_SAME_OPEN:
- - return ETHTOOL_A_CABLE_RESULT_CODE_OPEN;
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN:
- - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT:
- - return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT;
- - case QCA808X_CDT_STATUS_STAT_FAIL:
- - default:
- - return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC;
- - }
- -}
- -
- -static int qca808x_cdt_fault_length(struct phy_device *phydev, int pair,
- - int result)
- -{
- - int val;
- - u32 cdt_length_reg = 0;
- -
- - switch (pair) {
- - case ETHTOOL_A_CABLE_PAIR_A:
- - cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_A;
- - break;
- - case ETHTOOL_A_CABLE_PAIR_B:
- - cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_B;
- - break;
- - case ETHTOOL_A_CABLE_PAIR_C:
- - cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_C;
- - break;
- - case ETHTOOL_A_CABLE_PAIR_D:
- - cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_D;
- - break;
- - default:
- - return -EINVAL;
- - }
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_PCS, cdt_length_reg);
- - if (val < 0)
- - return val;
- -
- - if (result == ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT)
- - val = FIELD_GET(QCA808X_CDT_DIAG_LENGTH_SAME_SHORT, val);
- - else
- - val = FIELD_GET(QCA808X_CDT_DIAG_LENGTH_CROSS_SHORT, val);
- -
- - return at803x_cdt_fault_length(val);
- -}
- -
- -static int qca808x_cable_test_start(struct phy_device *phydev)
- -{
- - int ret;
- -
- - /* perform CDT with the following configs:
- - * 1. disable hibernation.
- - * 2. force PHY working in MDI mode.
- - * 3. for PHY working in 1000BaseT.
- - * 4. configure the threshold.
- - */
- -
- - ret = at803x_debug_reg_mask(phydev, QCA808X_DBG_AN_TEST, QCA808X_HIBERNATION_EN, 0);
- - if (ret < 0)
- - return ret;
- -
- - ret = at803x_config_mdix(phydev, ETH_TP_MDI);
- - if (ret < 0)
- - return ret;
- -
- - /* Force 1000base-T needs to configure PMA/PMD and MII_BMCR */
- - phydev->duplex = DUPLEX_FULL;
- - phydev->speed = SPEED_1000;
- - ret = genphy_c45_pma_setup_forced(phydev);
- - if (ret < 0)
- - return ret;
- -
- - ret = genphy_setup_forced(phydev);
- - if (ret < 0)
- - return ret;
- -
- - /* configure the thresholds for open, short, pair ok test */
- - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8074, 0xc040);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8076, 0xc040);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8077, 0xa060);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8078, 0xc050);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x807a, 0xc060);
- - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x807e, 0xb060);
- -
- - return 0;
- -}
- -
- -static int qca808x_cable_test_get_pair_status(struct phy_device *phydev, u8 pair,
- - u16 status)
- -{
- - int length, result;
- - u16 pair_code;
- -
- - switch (pair) {
- - case ETHTOOL_A_CABLE_PAIR_A:
- - pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_A, status);
- - break;
- - case ETHTOOL_A_CABLE_PAIR_B:
- - pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_B, status);
- - break;
- - case ETHTOOL_A_CABLE_PAIR_C:
- - pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_C, status);
- - break;
- - case ETHTOOL_A_CABLE_PAIR_D:
- - pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_D, status);
- - break;
- - default:
- - return -EINVAL;
- - }
- -
- - result = qca808x_cable_test_result_trans(pair_code);
- - ethnl_cable_test_result(phydev, pair, result);
- -
- - if (qca808x_cdt_fault_length_valid(pair_code)) {
- - length = qca808x_cdt_fault_length(phydev, pair, result);
- - ethnl_cable_test_fault_length(phydev, pair, length);
- - }
- -
- - return 0;
- -}
- -
- -static int qca808x_cable_test_get_status(struct phy_device *phydev, bool *finished)
- -{
- - int ret, val;
- -
- - *finished = false;
- -
- - val = QCA808X_CDT_ENABLE_TEST |
- - QCA808X_CDT_LENGTH_UNIT;
- - ret = at803x_cdt_start(phydev, val);
- - if (ret)
- - return ret;
- -
- - ret = at803x_cdt_wait_for_completion(phydev, QCA808X_CDT_ENABLE_TEST);
- - if (ret)
- - return ret;
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_PCS, QCA808X_MMD3_CDT_STATUS);
- - if (val < 0)
- - return val;
- -
- - ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_A, val);
- - if (ret)
- - return ret;
- -
- - ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_B, val);
- - if (ret)
- - return ret;
- -
- - ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_C, val);
- - if (ret)
- - return ret;
- -
- - ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_D, val);
- - if (ret)
- - return ret;
- -
- - *finished = true;
- -
- - return 0;
- -}
- -
- -static int qca808x_get_features(struct phy_device *phydev)
- -{
- - int ret;
- -
- - ret = genphy_c45_pma_read_abilities(phydev);
- - if (ret)
- - return ret;
- -
- - /* The autoneg ability is not existed in bit3 of MMD7.1,
- - * but it is supported by qca808x PHY, so we add it here
- - * manually.
- - */
- - linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, phydev->supported);
- -
- - /* As for the qca8081 1G version chip, the 2500baseT ability is also
- - * existed in the bit0 of MMD1.21, we need to remove it manually if
- - * it is the qca8081 1G chip according to the bit0 of MMD7.0x901d.
- - */
- - ret = phy_read_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_CHIP_TYPE);
- - if (ret < 0)
- - return ret;
- -
- - if (QCA808X_PHY_CHIP_TYPE_1G & ret)
- - linkmode_clear_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported);
- -
- - return 0;
- -}
- -
- -static int qca808x_config_aneg(struct phy_device *phydev)
- -{
- - int phy_ctrl = 0;
- - int ret;
- -
- - ret = at803x_prepare_config_aneg(phydev);
- - if (ret)
- - return ret;
- -
- - /* The reg MII_BMCR also needs to be configured for force mode, the
- - * genphy_config_aneg is also needed.
- - */
- - if (phydev->autoneg == AUTONEG_DISABLE)
- - genphy_c45_pma_setup_forced(phydev);
- -
- - if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->advertising))
- - phy_ctrl = MDIO_AN_10GBT_CTRL_ADV2_5G;
- -
- - ret = phy_modify_mmd_changed(phydev, MDIO_MMD_AN, MDIO_AN_10GBT_CTRL,
- - MDIO_AN_10GBT_CTRL_ADV2_5G, phy_ctrl);
- - if (ret < 0)
- - return ret;
- -
- - return __genphy_config_aneg(phydev, ret);
- -}
- -
- -static void qca808x_link_change_notify(struct phy_device *phydev)
- -{
- - /* Assert interface sgmii fifo on link down, deassert it on link up,
- - * the interface device address is always phy address added by 1.
- - */
- - mdiobus_c45_modify_changed(phydev->mdio.bus, phydev->mdio.addr + 1,
- - MDIO_MMD_PMAPMD, QCA8081_PHY_SERDES_MMD1_FIFO_CTRL,
- - QCA8081_PHY_FIFO_RSTN,
- - phydev->link ? QCA8081_PHY_FIFO_RSTN : 0);
- -}
- -
- -static int qca808x_led_parse_netdev(struct phy_device *phydev, unsigned long rules,
- - u16 *offload_trigger)
- -{
- - /* Parsing specific to netdev trigger */
- - if (test_bit(TRIGGER_NETDEV_TX, &rules))
- - *offload_trigger |= QCA808X_LED_TX_BLINK;
- - if (test_bit(TRIGGER_NETDEV_RX, &rules))
- - *offload_trigger |= QCA808X_LED_RX_BLINK;
- - if (test_bit(TRIGGER_NETDEV_LINK_10, &rules))
- - *offload_trigger |= QCA808X_LED_SPEED10_ON;
- - if (test_bit(TRIGGER_NETDEV_LINK_100, &rules))
- - *offload_trigger |= QCA808X_LED_SPEED100_ON;
- - if (test_bit(TRIGGER_NETDEV_LINK_1000, &rules))
- - *offload_trigger |= QCA808X_LED_SPEED1000_ON;
- - if (test_bit(TRIGGER_NETDEV_LINK_2500, &rules))
- - *offload_trigger |= QCA808X_LED_SPEED2500_ON;
- - if (test_bit(TRIGGER_NETDEV_HALF_DUPLEX, &rules))
- - *offload_trigger |= QCA808X_LED_HALF_DUPLEX_ON;
- - if (test_bit(TRIGGER_NETDEV_FULL_DUPLEX, &rules))
- - *offload_trigger |= QCA808X_LED_FULL_DUPLEX_ON;
- -
- - if (rules && !*offload_trigger)
- - return -EOPNOTSUPP;
- -
- - /* Enable BLINK_CHECK_BYPASS by default to make the LED
- - * blink even with duplex or speed mode not enabled.
- - */
- - *offload_trigger |= QCA808X_LED_BLINK_CHECK_BYPASS;
- -
- - return 0;
- -}
- -
- -static int qca808x_led_hw_control_enable(struct phy_device *phydev, u8 index)
- -{
- - u16 reg;
- -
- - if (index > 2)
- - return -EINVAL;
- -
- - reg = QCA808X_MMD7_LED_FORCE_CTRL(index);
- -
- - return phy_clear_bits_mmd(phydev, MDIO_MMD_AN, reg,
- - QCA808X_LED_FORCE_EN);
- -}
- -
- -static int qca808x_led_hw_is_supported(struct phy_device *phydev, u8 index,
- - unsigned long rules)
- -{
- - u16 offload_trigger = 0;
- -
- - if (index > 2)
- - return -EINVAL;
- -
- - return qca808x_led_parse_netdev(phydev, rules, &offload_trigger);
- -}
- -
- -static int qca808x_led_hw_control_set(struct phy_device *phydev, u8 index,
- - unsigned long rules)
- -{
- - u16 reg, offload_trigger = 0;
- - int ret;
- -
- - if (index > 2)
- - return -EINVAL;
- -
- - reg = QCA808X_MMD7_LED_CTRL(index);
- -
- - ret = qca808x_led_parse_netdev(phydev, rules, &offload_trigger);
- - if (ret)
- - return ret;
- -
- - ret = qca808x_led_hw_control_enable(phydev, index);
- - if (ret)
- - return ret;
- -
- - return phy_modify_mmd(phydev, MDIO_MMD_AN, reg,
- - QCA808X_LED_PATTERN_MASK,
- - offload_trigger);
- -}
- -
- -static bool qca808x_led_hw_control_status(struct phy_device *phydev, u8 index)
- -{
- - u16 reg;
- - int val;
- -
- - if (index > 2)
- - return false;
- -
- - reg = QCA808X_MMD7_LED_FORCE_CTRL(index);
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_AN, reg);
- -
- - return !(val & QCA808X_LED_FORCE_EN);
- -}
- -
- -static int qca808x_led_hw_control_get(struct phy_device *phydev, u8 index,
- - unsigned long *rules)
- -{
- - u16 reg;
- - int val;
- -
- - if (index > 2)
- - return -EINVAL;
- -
- - /* Check if we have hw control enabled */
- - if (qca808x_led_hw_control_status(phydev, index))
- - return -EINVAL;
- -
- - reg = QCA808X_MMD7_LED_CTRL(index);
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_AN, reg);
- - if (val & QCA808X_LED_TX_BLINK)
- - set_bit(TRIGGER_NETDEV_TX, rules);
- - if (val & QCA808X_LED_RX_BLINK)
- - set_bit(TRIGGER_NETDEV_RX, rules);
- - if (val & QCA808X_LED_SPEED10_ON)
- - set_bit(TRIGGER_NETDEV_LINK_10, rules);
- - if (val & QCA808X_LED_SPEED100_ON)
- - set_bit(TRIGGER_NETDEV_LINK_100, rules);
- - if (val & QCA808X_LED_SPEED1000_ON)
- - set_bit(TRIGGER_NETDEV_LINK_1000, rules);
- - if (val & QCA808X_LED_SPEED2500_ON)
- - set_bit(TRIGGER_NETDEV_LINK_2500, rules);
- - if (val & QCA808X_LED_HALF_DUPLEX_ON)
- - set_bit(TRIGGER_NETDEV_HALF_DUPLEX, rules);
- - if (val & QCA808X_LED_FULL_DUPLEX_ON)
- - set_bit(TRIGGER_NETDEV_FULL_DUPLEX, rules);
- -
- - return 0;
- -}
- -
- -static int qca808x_led_hw_control_reset(struct phy_device *phydev, u8 index)
- -{
- - u16 reg;
- -
- - if (index > 2)
- - return -EINVAL;
- -
- - reg = QCA808X_MMD7_LED_CTRL(index);
- -
- - return phy_clear_bits_mmd(phydev, MDIO_MMD_AN, reg,
- - QCA808X_LED_PATTERN_MASK);
- -}
- -
- -static int qca808x_led_brightness_set(struct phy_device *phydev,
- - u8 index, enum led_brightness value)
- -{
- - u16 reg;
- - int ret;
- -
- - if (index > 2)
- - return -EINVAL;
- -
- - if (!value) {
- - ret = qca808x_led_hw_control_reset(phydev, index);
- - if (ret)
- - return ret;
- - }
- -
- - reg = QCA808X_MMD7_LED_FORCE_CTRL(index);
- -
- - return phy_modify_mmd(phydev, MDIO_MMD_AN, reg,
- - QCA808X_LED_FORCE_EN | QCA808X_LED_FORCE_MODE_MASK,
- - QCA808X_LED_FORCE_EN | value ? QCA808X_LED_FORCE_ON :
- - QCA808X_LED_FORCE_OFF);
- -}
- -
- -static int qca808x_led_blink_set(struct phy_device *phydev, u8 index,
- - unsigned long *delay_on,
- - unsigned long *delay_off)
- -{
- - int ret;
- - u16 reg;
- -
- - if (index > 2)
- - return -EINVAL;
- -
- - reg = QCA808X_MMD7_LED_FORCE_CTRL(index);
- -
- - /* Set blink to 50% off, 50% on at 4Hz by default */
- - ret = phy_modify_mmd(phydev, MDIO_MMD_AN, QCA808X_MMD7_LED_GLOBAL,
- - QCA808X_LED_BLINK_FREQ_MASK | QCA808X_LED_BLINK_DUTY_MASK,
- - QCA808X_LED_BLINK_FREQ_4HZ | QCA808X_LED_BLINK_DUTY_50_50);
- - if (ret)
- - return ret;
- -
- - /* We use BLINK_1 for normal blinking */
- - ret = phy_modify_mmd(phydev, MDIO_MMD_AN, reg,
- - QCA808X_LED_FORCE_EN | QCA808X_LED_FORCE_MODE_MASK,
- - QCA808X_LED_FORCE_EN | QCA808X_LED_FORCE_BLINK_1);
- - if (ret)
- - return ret;
- -
- - /* We set blink to 4Hz, aka 250ms */
- - *delay_on = 250 / 2;
- - *delay_off = 250 / 2;
- -
- - return 0;
- -}
- -
- -static int qca808x_led_polarity_set(struct phy_device *phydev, int index,
- - unsigned long modes)
- -{
- - struct at803x_priv *priv = phydev->priv;
- - bool active_low = false;
- - u32 mode;
- -
- - for_each_set_bit(mode, &modes, __PHY_LED_MODES_NUM) {
- - switch (mode) {
- - case PHY_LED_ACTIVE_LOW:
- - active_low = true;
- - break;
- - default:
- - return -EINVAL;
- - }
- - }
- -
- - /* PHY polarity is global and can't be set per LED.
- - * To detect this, check if last requested polarity mode
- - * match the new one.
- - */
- - if (priv->led_polarity_mode >= 0 &&
- - priv->led_polarity_mode != active_low) {
- - phydev_err(phydev, "PHY polarity is global. Mismatched polarity on different LED\n");
- - return -EINVAL;
- - }
- -
- - /* Save the last PHY polarity mode */
- - priv->led_polarity_mode = active_low;
- -
- - return phy_modify_mmd(phydev, MDIO_MMD_AN,
- - QCA808X_MMD7_LED_POLARITY_CTRL,
- - QCA808X_LED_ACTIVE_HIGH,
- - active_low ? 0 : QCA808X_LED_ACTIVE_HIGH);
- -}
- -
- static struct phy_driver at803x_driver[] = {
- {
- /* Qualcomm Atheros AR8035 */
- @@ -1989,34 +1123,6 @@ static struct phy_driver at803x_driver[]
- .read_status = at803x_read_status,
- .soft_reset = genphy_soft_reset,
- .config_aneg = at803x_config_aneg,
- -}, {
- - /* Qualcomm QCA8081 */
- - PHY_ID_MATCH_EXACT(QCA8081_PHY_ID),
- - .name = "Qualcomm QCA8081",
- - .flags = PHY_POLL_CABLE_TEST,
- - .probe = at803x_probe,
- - .config_intr = at803x_config_intr,
- - .handle_interrupt = at803x_handle_interrupt,
- - .get_tunable = at803x_get_tunable,
- - .set_tunable = at803x_set_tunable,
- - .set_wol = at803x_set_wol,
- - .get_wol = at803x_get_wol,
- - .get_features = qca808x_get_features,
- - .config_aneg = qca808x_config_aneg,
- - .suspend = genphy_suspend,
- - .resume = genphy_resume,
- - .read_status = qca808x_read_status,
- - .config_init = qca808x_config_init,
- - .soft_reset = qca808x_soft_reset,
- - .cable_test_start = qca808x_cable_test_start,
- - .cable_test_get_status = qca808x_cable_test_get_status,
- - .link_change_notify = qca808x_link_change_notify,
- - .led_brightness_set = qca808x_led_brightness_set,
- - .led_blink_set = qca808x_led_blink_set,
- - .led_hw_is_supported = qca808x_led_hw_is_supported,
- - .led_hw_control_set = qca808x_led_hw_control_set,
- - .led_hw_control_get = qca808x_led_hw_control_get,
- - .led_polarity_set = qca808x_led_polarity_set,
- }, };
-
- module_phy_driver(at803x_driver);
- @@ -2028,7 +1134,6 @@ static struct mdio_device_id __maybe_unu
- { PHY_ID_MATCH_EXACT(ATH8035_PHY_ID) },
- { PHY_ID_MATCH_EXACT(ATH9331_PHY_ID) },
- { PHY_ID_MATCH_EXACT(QCA9561_PHY_ID) },
- - { PHY_ID_MATCH_EXACT(QCA8081_PHY_ID) },
- { }
- };
-
- --- /dev/null
- +++ b/drivers/net/phy/qcom/qca808x.c
- @@ -0,0 +1,934 @@
- +// SPDX-License-Identifier: GPL-2.0+
- +
- +#include <linux/phy.h>
- +#include <linux/module.h>
- +#include <linux/ethtool_netlink.h>
- +
- +#include "qcom.h"
- +
- +/* ADC threshold */
- +#define QCA808X_PHY_DEBUG_ADC_THRESHOLD 0x2c80
- +#define QCA808X_ADC_THRESHOLD_MASK GENMASK(7, 0)
- +#define QCA808X_ADC_THRESHOLD_80MV 0
- +#define QCA808X_ADC_THRESHOLD_100MV 0xf0
- +#define QCA808X_ADC_THRESHOLD_200MV 0x0f
- +#define QCA808X_ADC_THRESHOLD_300MV 0xff
- +
- +/* CLD control */
- +#define QCA808X_PHY_MMD3_ADDR_CLD_CTRL7 0x8007
- +#define QCA808X_8023AZ_AFE_CTRL_MASK GENMASK(8, 4)
- +#define QCA808X_8023AZ_AFE_EN 0x90
- +
- +/* AZ control */
- +#define QCA808X_PHY_MMD3_AZ_TRAINING_CTRL 0x8008
- +#define QCA808X_MMD3_AZ_TRAINING_VAL 0x1c32
- +
- +#define QCA808X_PHY_MMD1_MSE_THRESHOLD_20DB 0x8014
- +#define QCA808X_MSE_THRESHOLD_20DB_VALUE 0x529
- +
- +#define QCA808X_PHY_MMD1_MSE_THRESHOLD_17DB 0x800E
- +#define QCA808X_MSE_THRESHOLD_17DB_VALUE 0x341
- +
- +#define QCA808X_PHY_MMD1_MSE_THRESHOLD_27DB 0x801E
- +#define QCA808X_MSE_THRESHOLD_27DB_VALUE 0x419
- +
- +#define QCA808X_PHY_MMD1_MSE_THRESHOLD_28DB 0x8020
- +#define QCA808X_MSE_THRESHOLD_28DB_VALUE 0x341
- +
- +#define QCA808X_PHY_MMD7_TOP_OPTION1 0x901c
- +#define QCA808X_TOP_OPTION1_DATA 0x0
- +
- +#define QCA808X_PHY_MMD3_DEBUG_1 0xa100
- +#define QCA808X_MMD3_DEBUG_1_VALUE 0x9203
- +#define QCA808X_PHY_MMD3_DEBUG_2 0xa101
- +#define QCA808X_MMD3_DEBUG_2_VALUE 0x48ad
- +#define QCA808X_PHY_MMD3_DEBUG_3 0xa103
- +#define QCA808X_MMD3_DEBUG_3_VALUE 0x1698
- +#define QCA808X_PHY_MMD3_DEBUG_4 0xa105
- +#define QCA808X_MMD3_DEBUG_4_VALUE 0x8001
- +#define QCA808X_PHY_MMD3_DEBUG_5 0xa106
- +#define QCA808X_MMD3_DEBUG_5_VALUE 0x1111
- +#define QCA808X_PHY_MMD3_DEBUG_6 0xa011
- +#define QCA808X_MMD3_DEBUG_6_VALUE 0x5f85
- +
- +/* master/slave seed config */
- +#define QCA808X_PHY_DEBUG_LOCAL_SEED 9
- +#define QCA808X_MASTER_SLAVE_SEED_ENABLE BIT(1)
- +#define QCA808X_MASTER_SLAVE_SEED_CFG GENMASK(12, 2)
- +#define QCA808X_MASTER_SLAVE_SEED_RANGE 0x32
- +
- +/* Hibernation yields lower power consumpiton in contrast with normal operation mode.
- + * when the copper cable is unplugged, the PHY enters into hibernation mode in about 10s.
- + */
- +#define QCA808X_DBG_AN_TEST 0xb
- +#define QCA808X_HIBERNATION_EN BIT(15)
- +
- +#define QCA808X_CDT_ENABLE_TEST BIT(15)
- +#define QCA808X_CDT_INTER_CHECK_DIS BIT(13)
- +#define QCA808X_CDT_STATUS BIT(11)
- +#define QCA808X_CDT_LENGTH_UNIT BIT(10)
- +
- +#define QCA808X_MMD3_CDT_STATUS 0x8064
- +#define QCA808X_MMD3_CDT_DIAG_PAIR_A 0x8065
- +#define QCA808X_MMD3_CDT_DIAG_PAIR_B 0x8066
- +#define QCA808X_MMD3_CDT_DIAG_PAIR_C 0x8067
- +#define QCA808X_MMD3_CDT_DIAG_PAIR_D 0x8068
- +#define QCA808X_CDT_DIAG_LENGTH_SAME_SHORT GENMASK(15, 8)
- +#define QCA808X_CDT_DIAG_LENGTH_CROSS_SHORT GENMASK(7, 0)
- +
- +#define QCA808X_CDT_CODE_PAIR_A GENMASK(15, 12)
- +#define QCA808X_CDT_CODE_PAIR_B GENMASK(11, 8)
- +#define QCA808X_CDT_CODE_PAIR_C GENMASK(7, 4)
- +#define QCA808X_CDT_CODE_PAIR_D GENMASK(3, 0)
- +
- +#define QCA808X_CDT_STATUS_STAT_TYPE GENMASK(1, 0)
- +#define QCA808X_CDT_STATUS_STAT_FAIL FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 0)
- +#define QCA808X_CDT_STATUS_STAT_NORMAL FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 1)
- +#define QCA808X_CDT_STATUS_STAT_SAME_OPEN FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 2)
- +#define QCA808X_CDT_STATUS_STAT_SAME_SHORT FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 3)
- +
- +#define QCA808X_CDT_STATUS_STAT_MDI GENMASK(3, 2)
- +#define QCA808X_CDT_STATUS_STAT_MDI1 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 1)
- +#define QCA808X_CDT_STATUS_STAT_MDI2 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 2)
- +#define QCA808X_CDT_STATUS_STAT_MDI3 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 3)
- +
- +/* NORMAL are MDI with type set to 0 */
- +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI1
- +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\
- + QCA808X_CDT_STATUS_STAT_MDI1)
- +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\
- + QCA808X_CDT_STATUS_STAT_MDI1)
- +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI2
- +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\
- + QCA808X_CDT_STATUS_STAT_MDI2)
- +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\
- + QCA808X_CDT_STATUS_STAT_MDI2)
- +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI3
- +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\
- + QCA808X_CDT_STATUS_STAT_MDI3)
- +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\
- + QCA808X_CDT_STATUS_STAT_MDI3)
- +
- +/* Added for reference of existence but should be handled by wait_for_completion already */
- +#define QCA808X_CDT_STATUS_STAT_BUSY (BIT(1) | BIT(3))
- +
- +#define QCA808X_MMD7_LED_GLOBAL 0x8073
- +#define QCA808X_LED_BLINK_1 GENMASK(11, 6)
- +#define QCA808X_LED_BLINK_2 GENMASK(5, 0)
- +/* Values are the same for both BLINK_1 and BLINK_2 */
- +#define QCA808X_LED_BLINK_FREQ_MASK GENMASK(5, 3)
- +#define QCA808X_LED_BLINK_FREQ_2HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x0)
- +#define QCA808X_LED_BLINK_FREQ_4HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x1)
- +#define QCA808X_LED_BLINK_FREQ_8HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x2)
- +#define QCA808X_LED_BLINK_FREQ_16HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x3)
- +#define QCA808X_LED_BLINK_FREQ_32HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x4)
- +#define QCA808X_LED_BLINK_FREQ_64HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x5)
- +#define QCA808X_LED_BLINK_FREQ_128HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x6)
- +#define QCA808X_LED_BLINK_FREQ_256HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x7)
- +#define QCA808X_LED_BLINK_DUTY_MASK GENMASK(2, 0)
- +#define QCA808X_LED_BLINK_DUTY_50_50 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x0)
- +#define QCA808X_LED_BLINK_DUTY_75_25 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x1)
- +#define QCA808X_LED_BLINK_DUTY_25_75 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x2)
- +#define QCA808X_LED_BLINK_DUTY_33_67 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x3)
- +#define QCA808X_LED_BLINK_DUTY_67_33 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x4)
- +#define QCA808X_LED_BLINK_DUTY_17_83 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x5)
- +#define QCA808X_LED_BLINK_DUTY_83_17 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x6)
- +#define QCA808X_LED_BLINK_DUTY_8_92 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x7)
- +
- +#define QCA808X_MMD7_LED2_CTRL 0x8074
- +#define QCA808X_MMD7_LED2_FORCE_CTRL 0x8075
- +#define QCA808X_MMD7_LED1_CTRL 0x8076
- +#define QCA808X_MMD7_LED1_FORCE_CTRL 0x8077
- +#define QCA808X_MMD7_LED0_CTRL 0x8078
- +#define QCA808X_MMD7_LED_CTRL(x) (0x8078 - ((x) * 2))
- +
- +/* LED hw control pattern is the same for every LED */
- +#define QCA808X_LED_PATTERN_MASK GENMASK(15, 0)
- +#define QCA808X_LED_SPEED2500_ON BIT(15)
- +#define QCA808X_LED_SPEED2500_BLINK BIT(14)
- +/* Follow blink trigger even if duplex or speed condition doesn't match */
- +#define QCA808X_LED_BLINK_CHECK_BYPASS BIT(13)
- +#define QCA808X_LED_FULL_DUPLEX_ON BIT(12)
- +#define QCA808X_LED_HALF_DUPLEX_ON BIT(11)
- +#define QCA808X_LED_TX_BLINK BIT(10)
- +#define QCA808X_LED_RX_BLINK BIT(9)
- +#define QCA808X_LED_TX_ON_10MS BIT(8)
- +#define QCA808X_LED_RX_ON_10MS BIT(7)
- +#define QCA808X_LED_SPEED1000_ON BIT(6)
- +#define QCA808X_LED_SPEED100_ON BIT(5)
- +#define QCA808X_LED_SPEED10_ON BIT(4)
- +#define QCA808X_LED_COLLISION_BLINK BIT(3)
- +#define QCA808X_LED_SPEED1000_BLINK BIT(2)
- +#define QCA808X_LED_SPEED100_BLINK BIT(1)
- +#define QCA808X_LED_SPEED10_BLINK BIT(0)
- +
- +#define QCA808X_MMD7_LED0_FORCE_CTRL 0x8079
- +#define QCA808X_MMD7_LED_FORCE_CTRL(x) (0x8079 - ((x) * 2))
- +
- +/* LED force ctrl is the same for every LED
- + * No documentation exist for this, not even internal one
- + * with NDA as QCOM gives only info about configuring
- + * hw control pattern rules and doesn't indicate any way
- + * to force the LED to specific mode.
- + * These define comes from reverse and testing and maybe
- + * lack of some info or some info are not entirely correct.
- + * For the basic LED control and hw control these finding
- + * are enough to support LED control in all the required APIs.
- + *
- + * On doing some comparison with implementation with qca807x,
- + * it was found that it's 1:1 equal to it and confirms all the
- + * reverse done. It was also found further specification with the
- + * force mode and the blink modes.
- + */
- +#define QCA808X_LED_FORCE_EN BIT(15)
- +#define QCA808X_LED_FORCE_MODE_MASK GENMASK(14, 13)
- +#define QCA808X_LED_FORCE_BLINK_1 FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x3)
- +#define QCA808X_LED_FORCE_BLINK_2 FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x2)
- +#define QCA808X_LED_FORCE_ON FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x1)
- +#define QCA808X_LED_FORCE_OFF FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x0)
- +
- +#define QCA808X_MMD7_LED_POLARITY_CTRL 0x901a
- +/* QSDK sets by default 0x46 to this reg that sets BIT 6 for
- + * LED to active high. It's not clear what BIT 3 and BIT 4 does.
- + */
- +#define QCA808X_LED_ACTIVE_HIGH BIT(6)
- +
- +/* QCA808X 1G chip type */
- +#define QCA808X_PHY_MMD7_CHIP_TYPE 0x901d
- +#define QCA808X_PHY_CHIP_TYPE_1G BIT(0)
- +
- +#define QCA8081_PHY_SERDES_MMD1_FIFO_CTRL 0x9072
- +#define QCA8081_PHY_FIFO_RSTN BIT(11)
- +
- +#define QCA8081_PHY_ID 0x004dd101
- +
- +MODULE_DESCRIPTION("Qualcomm Atheros QCA808X PHY driver");
- +MODULE_AUTHOR("Matus Ujhelyi");
- +MODULE_LICENSE("GPL");
- +
- +struct qca808x_priv {
- + int led_polarity_mode;
- +};
- +
- +static int qca808x_phy_fast_retrain_config(struct phy_device *phydev)
- +{
- + int ret;
- +
- + /* Enable fast retrain */
- + ret = genphy_c45_fast_retrain(phydev, true);
- + if (ret)
- + return ret;
- +
- + phy_write_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_TOP_OPTION1,
- + QCA808X_TOP_OPTION1_DATA);
- + phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_20DB,
- + QCA808X_MSE_THRESHOLD_20DB_VALUE);
- + phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_17DB,
- + QCA808X_MSE_THRESHOLD_17DB_VALUE);
- + phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_27DB,
- + QCA808X_MSE_THRESHOLD_27DB_VALUE);
- + phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_28DB,
- + QCA808X_MSE_THRESHOLD_28DB_VALUE);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_1,
- + QCA808X_MMD3_DEBUG_1_VALUE);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_4,
- + QCA808X_MMD3_DEBUG_4_VALUE);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_5,
- + QCA808X_MMD3_DEBUG_5_VALUE);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_3,
- + QCA808X_MMD3_DEBUG_3_VALUE);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_6,
- + QCA808X_MMD3_DEBUG_6_VALUE);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_2,
- + QCA808X_MMD3_DEBUG_2_VALUE);
- +
- + return 0;
- +}
- +
- +static int qca808x_phy_ms_seed_enable(struct phy_device *phydev, bool enable)
- +{
- + u16 seed_value;
- +
- + if (!enable)
- + return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_LOCAL_SEED,
- + QCA808X_MASTER_SLAVE_SEED_ENABLE, 0);
- +
- + seed_value = get_random_u32_below(QCA808X_MASTER_SLAVE_SEED_RANGE);
- + return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_LOCAL_SEED,
- + QCA808X_MASTER_SLAVE_SEED_CFG | QCA808X_MASTER_SLAVE_SEED_ENABLE,
- + FIELD_PREP(QCA808X_MASTER_SLAVE_SEED_CFG, seed_value) |
- + QCA808X_MASTER_SLAVE_SEED_ENABLE);
- +}
- +
- +static bool qca808x_is_prefer_master(struct phy_device *phydev)
- +{
- + return (phydev->master_slave_get == MASTER_SLAVE_CFG_MASTER_FORCE) ||
- + (phydev->master_slave_get == MASTER_SLAVE_CFG_MASTER_PREFERRED);
- +}
- +
- +static bool qca808x_has_fast_retrain_or_slave_seed(struct phy_device *phydev)
- +{
- + return linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported);
- +}
- +
- +static int qca808x_probe(struct phy_device *phydev)
- +{
- + struct device *dev = &phydev->mdio.dev;
- + struct qca808x_priv *priv;
- +
- + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
- + if (!priv)
- + return -ENOMEM;
- +
- + /* Init LED polarity mode to -1 */
- + priv->led_polarity_mode = -1;
- +
- + phydev->priv = priv;
- +
- + return 0;
- +}
- +
- +static int qca808x_config_init(struct phy_device *phydev)
- +{
- + int ret;
- +
- + /* Active adc&vga on 802.3az for the link 1000M and 100M */
- + ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_ADDR_CLD_CTRL7,
- + QCA808X_8023AZ_AFE_CTRL_MASK, QCA808X_8023AZ_AFE_EN);
- + if (ret)
- + return ret;
- +
- + /* Adjust the threshold on 802.3az for the link 1000M */
- + ret = phy_write_mmd(phydev, MDIO_MMD_PCS,
- + QCA808X_PHY_MMD3_AZ_TRAINING_CTRL,
- + QCA808X_MMD3_AZ_TRAINING_VAL);
- + if (ret)
- + return ret;
- +
- + if (qca808x_has_fast_retrain_or_slave_seed(phydev)) {
- + /* Config the fast retrain for the link 2500M */
- + ret = qca808x_phy_fast_retrain_config(phydev);
- + if (ret)
- + return ret;
- +
- + ret = genphy_read_master_slave(phydev);
- + if (ret < 0)
- + return ret;
- +
- + if (!qca808x_is_prefer_master(phydev)) {
- + /* Enable seed and configure lower ramdom seed to make phy
- + * linked as slave mode.
- + */
- + ret = qca808x_phy_ms_seed_enable(phydev, true);
- + if (ret)
- + return ret;
- + }
- + }
- +
- + /* Configure adc threshold as 100mv for the link 10M */
- + return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_ADC_THRESHOLD,
- + QCA808X_ADC_THRESHOLD_MASK,
- + QCA808X_ADC_THRESHOLD_100MV);
- +}
- +
- +static int qca808x_read_status(struct phy_device *phydev)
- +{
- + struct at803x_ss_mask ss_mask = { 0 };
- + int ret;
- +
- + ret = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_10GBT_STAT);
- + if (ret < 0)
- + return ret;
- +
- + linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->lp_advertising,
- + ret & MDIO_AN_10GBT_STAT_LP2_5G);
- +
- + ret = genphy_read_status(phydev);
- + if (ret)
- + return ret;
- +
- + /* qca8081 takes the different bits for speed value from at803x */
- + ss_mask.speed_mask = QCA808X_SS_SPEED_MASK;
- + ss_mask.speed_shift = __bf_shf(QCA808X_SS_SPEED_MASK);
- + ret = at803x_read_specific_status(phydev, ss_mask);
- + if (ret < 0)
- + return ret;
- +
- + if (phydev->link) {
- + if (phydev->speed == SPEED_2500)
- + phydev->interface = PHY_INTERFACE_MODE_2500BASEX;
- + else
- + phydev->interface = PHY_INTERFACE_MODE_SGMII;
- + } else {
- + /* generate seed as a lower random value to make PHY linked as SLAVE easily,
- + * except for master/slave configuration fault detected or the master mode
- + * preferred.
- + *
- + * the reason for not putting this code into the function link_change_notify is
- + * the corner case where the link partner is also the qca8081 PHY and the seed
- + * value is configured as the same value, the link can't be up and no link change
- + * occurs.
- + */
- + if (qca808x_has_fast_retrain_or_slave_seed(phydev)) {
- + if (phydev->master_slave_state == MASTER_SLAVE_STATE_ERR ||
- + qca808x_is_prefer_master(phydev)) {
- + qca808x_phy_ms_seed_enable(phydev, false);
- + } else {
- + qca808x_phy_ms_seed_enable(phydev, true);
- + }
- + }
- + }
- +
- + return 0;
- +}
- +
- +static int qca808x_soft_reset(struct phy_device *phydev)
- +{
- + int ret;
- +
- + ret = genphy_soft_reset(phydev);
- + if (ret < 0)
- + return ret;
- +
- + if (qca808x_has_fast_retrain_or_slave_seed(phydev))
- + ret = qca808x_phy_ms_seed_enable(phydev, true);
- +
- + return ret;
- +}
- +
- +static bool qca808x_cdt_fault_length_valid(int cdt_code)
- +{
- + switch (cdt_code) {
- + case QCA808X_CDT_STATUS_STAT_SAME_SHORT:
- + case QCA808X_CDT_STATUS_STAT_SAME_OPEN:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT:
- + return true;
- + default:
- + return false;
- + }
- +}
- +
- +static int qca808x_cable_test_result_trans(int cdt_code)
- +{
- + switch (cdt_code) {
- + case QCA808X_CDT_STATUS_STAT_NORMAL:
- + return ETHTOOL_A_CABLE_RESULT_CODE_OK;
- + case QCA808X_CDT_STATUS_STAT_SAME_SHORT:
- + return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT;
- + case QCA808X_CDT_STATUS_STAT_SAME_OPEN:
- + return ETHTOOL_A_CABLE_RESULT_CODE_OPEN;
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN:
- + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT:
- + return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT;
- + case QCA808X_CDT_STATUS_STAT_FAIL:
- + default:
- + return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC;
- + }
- +}
- +
- +static int qca808x_cdt_fault_length(struct phy_device *phydev, int pair,
- + int result)
- +{
- + int val;
- + u32 cdt_length_reg = 0;
- +
- + switch (pair) {
- + case ETHTOOL_A_CABLE_PAIR_A:
- + cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_A;
- + break;
- + case ETHTOOL_A_CABLE_PAIR_B:
- + cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_B;
- + break;
- + case ETHTOOL_A_CABLE_PAIR_C:
- + cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_C;
- + break;
- + case ETHTOOL_A_CABLE_PAIR_D:
- + cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_D;
- + break;
- + default:
- + return -EINVAL;
- + }
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_PCS, cdt_length_reg);
- + if (val < 0)
- + return val;
- +
- + if (result == ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT)
- + val = FIELD_GET(QCA808X_CDT_DIAG_LENGTH_SAME_SHORT, val);
- + else
- + val = FIELD_GET(QCA808X_CDT_DIAG_LENGTH_CROSS_SHORT, val);
- +
- + return at803x_cdt_fault_length(val);
- +}
- +
- +static int qca808x_cable_test_start(struct phy_device *phydev)
- +{
- + int ret;
- +
- + /* perform CDT with the following configs:
- + * 1. disable hibernation.
- + * 2. force PHY working in MDI mode.
- + * 3. for PHY working in 1000BaseT.
- + * 4. configure the threshold.
- + */
- +
- + ret = at803x_debug_reg_mask(phydev, QCA808X_DBG_AN_TEST, QCA808X_HIBERNATION_EN, 0);
- + if (ret < 0)
- + return ret;
- +
- + ret = at803x_config_mdix(phydev, ETH_TP_MDI);
- + if (ret < 0)
- + return ret;
- +
- + /* Force 1000base-T needs to configure PMA/PMD and MII_BMCR */
- + phydev->duplex = DUPLEX_FULL;
- + phydev->speed = SPEED_1000;
- + ret = genphy_c45_pma_setup_forced(phydev);
- + if (ret < 0)
- + return ret;
- +
- + ret = genphy_setup_forced(phydev);
- + if (ret < 0)
- + return ret;
- +
- + /* configure the thresholds for open, short, pair ok test */
- + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8074, 0xc040);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8076, 0xc040);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8077, 0xa060);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8078, 0xc050);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x807a, 0xc060);
- + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x807e, 0xb060);
- +
- + return 0;
- +}
- +
- +static int qca808x_cable_test_get_pair_status(struct phy_device *phydev, u8 pair,
- + u16 status)
- +{
- + int length, result;
- + u16 pair_code;
- +
- + switch (pair) {
- + case ETHTOOL_A_CABLE_PAIR_A:
- + pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_A, status);
- + break;
- + case ETHTOOL_A_CABLE_PAIR_B:
- + pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_B, status);
- + break;
- + case ETHTOOL_A_CABLE_PAIR_C:
- + pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_C, status);
- + break;
- + case ETHTOOL_A_CABLE_PAIR_D:
- + pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_D, status);
- + break;
- + default:
- + return -EINVAL;
- + }
- +
- + result = qca808x_cable_test_result_trans(pair_code);
- + ethnl_cable_test_result(phydev, pair, result);
- +
- + if (qca808x_cdt_fault_length_valid(pair_code)) {
- + length = qca808x_cdt_fault_length(phydev, pair, result);
- + ethnl_cable_test_fault_length(phydev, pair, length);
- + }
- +
- + return 0;
- +}
- +
- +static int qca808x_cable_test_get_status(struct phy_device *phydev, bool *finished)
- +{
- + int ret, val;
- +
- + *finished = false;
- +
- + val = QCA808X_CDT_ENABLE_TEST |
- + QCA808X_CDT_LENGTH_UNIT;
- + ret = at803x_cdt_start(phydev, val);
- + if (ret)
- + return ret;
- +
- + ret = at803x_cdt_wait_for_completion(phydev, QCA808X_CDT_ENABLE_TEST);
- + if (ret)
- + return ret;
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_PCS, QCA808X_MMD3_CDT_STATUS);
- + if (val < 0)
- + return val;
- +
- + ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_A, val);
- + if (ret)
- + return ret;
- +
- + ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_B, val);
- + if (ret)
- + return ret;
- +
- + ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_C, val);
- + if (ret)
- + return ret;
- +
- + ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_D, val);
- + if (ret)
- + return ret;
- +
- + *finished = true;
- +
- + return 0;
- +}
- +
- +static int qca808x_get_features(struct phy_device *phydev)
- +{
- + int ret;
- +
- + ret = genphy_c45_pma_read_abilities(phydev);
- + if (ret)
- + return ret;
- +
- + /* The autoneg ability is not existed in bit3 of MMD7.1,
- + * but it is supported by qca808x PHY, so we add it here
- + * manually.
- + */
- + linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, phydev->supported);
- +
- + /* As for the qca8081 1G version chip, the 2500baseT ability is also
- + * existed in the bit0 of MMD1.21, we need to remove it manually if
- + * it is the qca8081 1G chip according to the bit0 of MMD7.0x901d.
- + */
- + ret = phy_read_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_CHIP_TYPE);
- + if (ret < 0)
- + return ret;
- +
- + if (QCA808X_PHY_CHIP_TYPE_1G & ret)
- + linkmode_clear_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported);
- +
- + return 0;
- +}
- +
- +static int qca808x_config_aneg(struct phy_device *phydev)
- +{
- + int phy_ctrl = 0;
- + int ret;
- +
- + ret = at803x_prepare_config_aneg(phydev);
- + if (ret)
- + return ret;
- +
- + /* The reg MII_BMCR also needs to be configured for force mode, the
- + * genphy_config_aneg is also needed.
- + */
- + if (phydev->autoneg == AUTONEG_DISABLE)
- + genphy_c45_pma_setup_forced(phydev);
- +
- + if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->advertising))
- + phy_ctrl = MDIO_AN_10GBT_CTRL_ADV2_5G;
- +
- + ret = phy_modify_mmd_changed(phydev, MDIO_MMD_AN, MDIO_AN_10GBT_CTRL,
- + MDIO_AN_10GBT_CTRL_ADV2_5G, phy_ctrl);
- + if (ret < 0)
- + return ret;
- +
- + return __genphy_config_aneg(phydev, ret);
- +}
- +
- +static void qca808x_link_change_notify(struct phy_device *phydev)
- +{
- + /* Assert interface sgmii fifo on link down, deassert it on link up,
- + * the interface device address is always phy address added by 1.
- + */
- + mdiobus_c45_modify_changed(phydev->mdio.bus, phydev->mdio.addr + 1,
- + MDIO_MMD_PMAPMD, QCA8081_PHY_SERDES_MMD1_FIFO_CTRL,
- + QCA8081_PHY_FIFO_RSTN,
- + phydev->link ? QCA8081_PHY_FIFO_RSTN : 0);
- +}
- +
- +static int qca808x_led_parse_netdev(struct phy_device *phydev, unsigned long rules,
- + u16 *offload_trigger)
- +{
- + /* Parsing specific to netdev trigger */
- + if (test_bit(TRIGGER_NETDEV_TX, &rules))
- + *offload_trigger |= QCA808X_LED_TX_BLINK;
- + if (test_bit(TRIGGER_NETDEV_RX, &rules))
- + *offload_trigger |= QCA808X_LED_RX_BLINK;
- + if (test_bit(TRIGGER_NETDEV_LINK_10, &rules))
- + *offload_trigger |= QCA808X_LED_SPEED10_ON;
- + if (test_bit(TRIGGER_NETDEV_LINK_100, &rules))
- + *offload_trigger |= QCA808X_LED_SPEED100_ON;
- + if (test_bit(TRIGGER_NETDEV_LINK_1000, &rules))
- + *offload_trigger |= QCA808X_LED_SPEED1000_ON;
- + if (test_bit(TRIGGER_NETDEV_LINK_2500, &rules))
- + *offload_trigger |= QCA808X_LED_SPEED2500_ON;
- + if (test_bit(TRIGGER_NETDEV_HALF_DUPLEX, &rules))
- + *offload_trigger |= QCA808X_LED_HALF_DUPLEX_ON;
- + if (test_bit(TRIGGER_NETDEV_FULL_DUPLEX, &rules))
- + *offload_trigger |= QCA808X_LED_FULL_DUPLEX_ON;
- +
- + if (rules && !*offload_trigger)
- + return -EOPNOTSUPP;
- +
- + /* Enable BLINK_CHECK_BYPASS by default to make the LED
- + * blink even with duplex or speed mode not enabled.
- + */
- + *offload_trigger |= QCA808X_LED_BLINK_CHECK_BYPASS;
- +
- + return 0;
- +}
- +
- +static int qca808x_led_hw_control_enable(struct phy_device *phydev, u8 index)
- +{
- + u16 reg;
- +
- + if (index > 2)
- + return -EINVAL;
- +
- + reg = QCA808X_MMD7_LED_FORCE_CTRL(index);
- +
- + return phy_clear_bits_mmd(phydev, MDIO_MMD_AN, reg,
- + QCA808X_LED_FORCE_EN);
- +}
- +
- +static int qca808x_led_hw_is_supported(struct phy_device *phydev, u8 index,
- + unsigned long rules)
- +{
- + u16 offload_trigger = 0;
- +
- + if (index > 2)
- + return -EINVAL;
- +
- + return qca808x_led_parse_netdev(phydev, rules, &offload_trigger);
- +}
- +
- +static int qca808x_led_hw_control_set(struct phy_device *phydev, u8 index,
- + unsigned long rules)
- +{
- + u16 reg, offload_trigger = 0;
- + int ret;
- +
- + if (index > 2)
- + return -EINVAL;
- +
- + reg = QCA808X_MMD7_LED_CTRL(index);
- +
- + ret = qca808x_led_parse_netdev(phydev, rules, &offload_trigger);
- + if (ret)
- + return ret;
- +
- + ret = qca808x_led_hw_control_enable(phydev, index);
- + if (ret)
- + return ret;
- +
- + return phy_modify_mmd(phydev, MDIO_MMD_AN, reg,
- + QCA808X_LED_PATTERN_MASK,
- + offload_trigger);
- +}
- +
- +static bool qca808x_led_hw_control_status(struct phy_device *phydev, u8 index)
- +{
- + u16 reg;
- + int val;
- +
- + if (index > 2)
- + return false;
- +
- + reg = QCA808X_MMD7_LED_FORCE_CTRL(index);
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_AN, reg);
- +
- + return !(val & QCA808X_LED_FORCE_EN);
- +}
- +
- +static int qca808x_led_hw_control_get(struct phy_device *phydev, u8 index,
- + unsigned long *rules)
- +{
- + u16 reg;
- + int val;
- +
- + if (index > 2)
- + return -EINVAL;
- +
- + /* Check if we have hw control enabled */
- + if (qca808x_led_hw_control_status(phydev, index))
- + return -EINVAL;
- +
- + reg = QCA808X_MMD7_LED_CTRL(index);
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_AN, reg);
- + if (val & QCA808X_LED_TX_BLINK)
- + set_bit(TRIGGER_NETDEV_TX, rules);
- + if (val & QCA808X_LED_RX_BLINK)
- + set_bit(TRIGGER_NETDEV_RX, rules);
- + if (val & QCA808X_LED_SPEED10_ON)
- + set_bit(TRIGGER_NETDEV_LINK_10, rules);
- + if (val & QCA808X_LED_SPEED100_ON)
- + set_bit(TRIGGER_NETDEV_LINK_100, rules);
- + if (val & QCA808X_LED_SPEED1000_ON)
- + set_bit(TRIGGER_NETDEV_LINK_1000, rules);
- + if (val & QCA808X_LED_SPEED2500_ON)
- + set_bit(TRIGGER_NETDEV_LINK_2500, rules);
- + if (val & QCA808X_LED_HALF_DUPLEX_ON)
- + set_bit(TRIGGER_NETDEV_HALF_DUPLEX, rules);
- + if (val & QCA808X_LED_FULL_DUPLEX_ON)
- + set_bit(TRIGGER_NETDEV_FULL_DUPLEX, rules);
- +
- + return 0;
- +}
- +
- +static int qca808x_led_hw_control_reset(struct phy_device *phydev, u8 index)
- +{
- + u16 reg;
- +
- + if (index > 2)
- + return -EINVAL;
- +
- + reg = QCA808X_MMD7_LED_CTRL(index);
- +
- + return phy_clear_bits_mmd(phydev, MDIO_MMD_AN, reg,
- + QCA808X_LED_PATTERN_MASK);
- +}
- +
- +static int qca808x_led_brightness_set(struct phy_device *phydev,
- + u8 index, enum led_brightness value)
- +{
- + u16 reg;
- + int ret;
- +
- + if (index > 2)
- + return -EINVAL;
- +
- + if (!value) {
- + ret = qca808x_led_hw_control_reset(phydev, index);
- + if (ret)
- + return ret;
- + }
- +
- + reg = QCA808X_MMD7_LED_FORCE_CTRL(index);
- +
- + return phy_modify_mmd(phydev, MDIO_MMD_AN, reg,
- + QCA808X_LED_FORCE_EN | QCA808X_LED_FORCE_MODE_MASK,
- + QCA808X_LED_FORCE_EN | value ? QCA808X_LED_FORCE_ON :
- + QCA808X_LED_FORCE_OFF);
- +}
- +
- +static int qca808x_led_blink_set(struct phy_device *phydev, u8 index,
- + unsigned long *delay_on,
- + unsigned long *delay_off)
- +{
- + int ret;
- + u16 reg;
- +
- + if (index > 2)
- + return -EINVAL;
- +
- + reg = QCA808X_MMD7_LED_FORCE_CTRL(index);
- +
- + /* Set blink to 50% off, 50% on at 4Hz by default */
- + ret = phy_modify_mmd(phydev, MDIO_MMD_AN, QCA808X_MMD7_LED_GLOBAL,
- + QCA808X_LED_BLINK_FREQ_MASK | QCA808X_LED_BLINK_DUTY_MASK,
- + QCA808X_LED_BLINK_FREQ_4HZ | QCA808X_LED_BLINK_DUTY_50_50);
- + if (ret)
- + return ret;
- +
- + /* We use BLINK_1 for normal blinking */
- + ret = phy_modify_mmd(phydev, MDIO_MMD_AN, reg,
- + QCA808X_LED_FORCE_EN | QCA808X_LED_FORCE_MODE_MASK,
- + QCA808X_LED_FORCE_EN | QCA808X_LED_FORCE_BLINK_1);
- + if (ret)
- + return ret;
- +
- + /* We set blink to 4Hz, aka 250ms */
- + *delay_on = 250 / 2;
- + *delay_off = 250 / 2;
- +
- + return 0;
- +}
- +
- +static int qca808x_led_polarity_set(struct phy_device *phydev, int index,
- + unsigned long modes)
- +{
- + struct qca808x_priv *priv = phydev->priv;
- + bool active_low = false;
- + u32 mode;
- +
- + for_each_set_bit(mode, &modes, __PHY_LED_MODES_NUM) {
- + switch (mode) {
- + case PHY_LED_ACTIVE_LOW:
- + active_low = true;
- + break;
- + default:
- + return -EINVAL;
- + }
- + }
- +
- + /* PHY polarity is global and can't be set per LED.
- + * To detect this, check if last requested polarity mode
- + * match the new one.
- + */
- + if (priv->led_polarity_mode >= 0 &&
- + priv->led_polarity_mode != active_low) {
- + phydev_err(phydev, "PHY polarity is global. Mismatched polarity on different LED\n");
- + return -EINVAL;
- + }
- +
- + /* Save the last PHY polarity mode */
- + priv->led_polarity_mode = active_low;
- +
- + return phy_modify_mmd(phydev, MDIO_MMD_AN,
- + QCA808X_MMD7_LED_POLARITY_CTRL,
- + QCA808X_LED_ACTIVE_HIGH,
- + active_low ? 0 : QCA808X_LED_ACTIVE_HIGH);
- +}
- +
- +static struct phy_driver qca808x_driver[] = {
- +{
- + /* Qualcomm QCA8081 */
- + PHY_ID_MATCH_EXACT(QCA8081_PHY_ID),
- + .name = "Qualcomm QCA8081",
- + .flags = PHY_POLL_CABLE_TEST,
- + .probe = qca808x_probe,
- + .config_intr = at803x_config_intr,
- + .handle_interrupt = at803x_handle_interrupt,
- + .get_tunable = at803x_get_tunable,
- + .set_tunable = at803x_set_tunable,
- + .set_wol = at803x_set_wol,
- + .get_wol = at803x_get_wol,
- + .get_features = qca808x_get_features,
- + .config_aneg = qca808x_config_aneg,
- + .suspend = genphy_suspend,
- + .resume = genphy_resume,
- + .read_status = qca808x_read_status,
- + .config_init = qca808x_config_init,
- + .soft_reset = qca808x_soft_reset,
- + .cable_test_start = qca808x_cable_test_start,
- + .cable_test_get_status = qca808x_cable_test_get_status,
- + .link_change_notify = qca808x_link_change_notify,
- + .led_brightness_set = qca808x_led_brightness_set,
- + .led_blink_set = qca808x_led_blink_set,
- + .led_hw_is_supported = qca808x_led_hw_is_supported,
- + .led_hw_control_set = qca808x_led_hw_control_set,
- + .led_hw_control_get = qca808x_led_hw_control_get,
- + .led_polarity_set = qca808x_led_polarity_set,
- +}, };
- +
- +module_phy_driver(qca808x_driver);
- +
- +static struct mdio_device_id __maybe_unused qca808x_tbl[] = {
- + { PHY_ID_MATCH_EXACT(QCA8081_PHY_ID) },
- + { }
- +};
- +
- +MODULE_DEVICE_TABLE(mdio, qca808x_tbl);
|