From 75cea9cb94009771ec1200ba763a218a334096b7 Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:43 +0300 Subject: [PATCH 01/11] net: dsa: felix: use ocelot_field_{read,write} helpers consistently Since these helpers for regmap fields are available, use them. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/felix_vsc9959.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 126a53a811f7..397d24c9f7c2 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -727,7 +727,7 @@ static int vsc9959_gcb_soft_rst_status(struct ocelot *ocelot) { int val; - regmap_field_read(ocelot->regfields[GCB_SOFT_RST_SWC_RST], &val); + ocelot_field_read(ocelot, GCB_SOFT_RST_SWC_RST, &val); return val; } @@ -742,7 +742,7 @@ static int vsc9959_reset(struct ocelot *ocelot) int val, err; /* soft-reset the switch core */ - regmap_field_write(ocelot->regfields[GCB_SOFT_RST_SWC_RST], 1); + ocelot_field_write(ocelot, GCB_SOFT_RST_SWC_RST, 1); err = readx_poll_timeout(vsc9959_gcb_soft_rst_status, ocelot, val, !val, VSC9959_GCB_RST_SLEEP, VSC9959_INIT_TIMEOUT); @@ -762,7 +762,7 @@ static int vsc9959_reset(struct ocelot *ocelot) } /* enable switch core */ - regmap_field_write(ocelot->regfields[SYS_RESET_CFG_CORE_ENA], 1); + ocelot_field_write(ocelot, SYS_RESET_CFG_CORE_ENA, 1); return 0; } From 6b6d804f0826185a708786f18f9a493949d6743c Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:44 +0300 Subject: [PATCH 02/11] net: dsa: seville: don't write to MEM_ENA twice There is another one of these right above the readx_poll_status. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/seville_vsc9953.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index 2d6a5f5758f8..360df7638b95 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -847,7 +847,6 @@ static int vsc9953_reset(struct ocelot *ocelot) } /* enable switch core */ - ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_ENA, 1); ocelot_field_write(ocelot, SYS_RESET_CFG_CORE_ENA, 1); return 0; From 9a73f0b580ff0b6d027298681737bec07d603fb4 Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:45 +0300 Subject: [PATCH 03/11] net: dsa: seville: first enable memories, then initialize them As per documentation, proper startup sequence is: * Enable memories * Initialize memories * Enable core Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/seville_vsc9953.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index 360df7638b95..36cf83d188f3 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -835,8 +835,8 @@ static int vsc9953_reset(struct ocelot *ocelot) } /* initialize switch mem ~40us */ - ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_INIT, 1); ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_ENA, 1); + ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_INIT, 1); err = readx_poll_timeout(vsc9953_sys_ram_init_status, ocelot, val, !val, VSC9953_SYS_RAMINIT_SLEEP, From c129fc55fec59ab744f5e1fb9eb5bb0e68c789fd Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:46 +0300 Subject: [PATCH 04/11] net: dsa: ocelot: document why reset procedure is different for felix/seville The overall idea (issue soft reset, enable memories, initialize memories, enable core) is the same, so it would make sense that an attempt is made to unify the procedures. It is not immediately obvious that the fields are not part of the same register targets, though. So add a comment. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/felix_vsc9959.c | 3 +++ drivers/net/dsa/ocelot/seville_vsc9953.c | 4 ++++ 2 files changed, 7 insertions(+) diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 397d24c9f7c2..6f6e4ef299c3 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -737,6 +737,9 @@ static int vsc9959_sys_ram_init_status(struct ocelot *ocelot) return ocelot_read(ocelot, SYS_RAM_INIT); } +/* CORE_ENA is in SYS:SYSTEM:RESET_CFG + * RAM_INIT is in SYS:RAM_CTRL:RAM_INIT + */ static int vsc9959_reset(struct ocelot *ocelot) { int val, err; diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index 36cf83d188f3..565ea1608d5e 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -820,6 +820,10 @@ out: return err; } +/* CORE_ENA is in SYS:SYSTEM:RESET_CFG + * MEM_INIT is in SYS:SYSTEM:RESET_CFG + * MEM_ENA is in SYS:SYSTEM:RESET_CFG + */ static int vsc9953_reset(struct ocelot *ocelot) { int val, err; From 9ef9e0d28240a3bb2bee838afe322401e79fd572 Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:47 +0300 Subject: [PATCH 05/11] net: dsa: seville: remove unused defines for the mdio controller Some definitions were likely copied from drivers/net/mdio/mdio-mscc-miim.c. They are not necessary, remove them. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/seville_vsc9953.c | 11 ----------- 1 file changed, 11 deletions(-) diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index 565ea1608d5e..a7e059b554d7 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -16,23 +16,12 @@ #define VSC9953_VCAP_IS2_ENTRY_WIDTH 376 #define VSC9953_VCAP_PORT_CNT 10 -#define MSCC_MIIM_REG_STATUS 0x0 -#define MSCC_MIIM_STATUS_STAT_BUSY BIT(3) -#define MSCC_MIIM_REG_CMD 0x8 #define MSCC_MIIM_CMD_OPR_WRITE BIT(1) #define MSCC_MIIM_CMD_OPR_READ BIT(2) #define MSCC_MIIM_CMD_WRDATA_SHIFT 4 #define MSCC_MIIM_CMD_REGAD_SHIFT 20 #define MSCC_MIIM_CMD_PHYAD_SHIFT 25 #define MSCC_MIIM_CMD_VLD BIT(31) -#define MSCC_MIIM_REG_DATA 0xC -#define MSCC_MIIM_DATA_ERROR (BIT(16) | BIT(17)) - -#define MSCC_PHY_REG_PHY_CFG 0x0 -#define PHY_CFG_PHY_ENA (BIT(0) | BIT(1) | BIT(2) | BIT(3)) -#define PHY_CFG_PHY_COMMON_RESET BIT(4) -#define PHY_CFG_PHY_RESET (BIT(5) | BIT(6) | BIT(7) | BIT(8)) -#define MSCC_PHY_REG_PHY_STATUS 0x4 static const u32 vsc9953_ana_regmap[] = { REG(ANA_ADVLEARN, 0x00b500), From 123d231a166369b31b212ef3106fad9c4104f126 Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:48 +0300 Subject: [PATCH 06/11] net: dsa: seville: reindent defines for MDIO controller Reindent these definitions to be in line with the rest of the driver. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/seville_vsc9953.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index a7e059b554d7..50a7dada8989 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -16,12 +16,12 @@ #define VSC9953_VCAP_IS2_ENTRY_WIDTH 376 #define VSC9953_VCAP_PORT_CNT 10 -#define MSCC_MIIM_CMD_OPR_WRITE BIT(1) -#define MSCC_MIIM_CMD_OPR_READ BIT(2) -#define MSCC_MIIM_CMD_WRDATA_SHIFT 4 -#define MSCC_MIIM_CMD_REGAD_SHIFT 20 -#define MSCC_MIIM_CMD_PHYAD_SHIFT 25 -#define MSCC_MIIM_CMD_VLD BIT(31) +#define MSCC_MIIM_CMD_OPR_WRITE BIT(1) +#define MSCC_MIIM_CMD_OPR_READ BIT(2) +#define MSCC_MIIM_CMD_WRDATA_SHIFT 4 +#define MSCC_MIIM_CMD_REGAD_SHIFT 20 +#define MSCC_MIIM_CMD_PHYAD_SHIFT 25 +#define MSCC_MIIM_CMD_VLD BIT(31) static const u32 vsc9953_ana_regmap[] = { REG(ANA_ADVLEARN, 0x00b500), From f8320ec14dedb7aafc24c61d91cb0babd0588e5a Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:49 +0300 Subject: [PATCH 07/11] net: dsa: felix: replace tabs with spaces Over the time, some patches have introduced structures aligned with spaces, near structures aligned with tabs. Fix the inconsistencies. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/felix.c | 2 +- drivers/net/dsa/ocelot/felix.h | 2 +- drivers/net/dsa/ocelot/felix_vsc9959.c | 22 +++++++++++----------- 3 files changed, 13 insertions(+), 13 deletions(-) diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index a1e1d3824110..ad68eb2310c8 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -797,7 +797,7 @@ const struct dsa_switch_ops felix_switch_ops = { .cls_flower_add = felix_cls_flower_add, .cls_flower_del = felix_cls_flower_del, .cls_flower_stats = felix_cls_flower_stats, - .port_setup_tc = felix_port_setup_tc, + .port_setup_tc = felix_port_setup_tc, }; static int __init felix_init(void) diff --git a/drivers/net/dsa/ocelot/felix.h b/drivers/net/dsa/ocelot/felix.h index 9bceb994b7db..807f18b74847 100644 --- a/drivers/net/dsa/ocelot/felix.h +++ b/drivers/net/dsa/ocelot/felix.h @@ -20,7 +20,7 @@ struct felix_info { const struct ocelot_stat_layout *stats_layout; unsigned int num_stats; int num_ports; - int num_tx_queues; + int num_tx_queues; struct vcap_field *vcap_is2_keys; struct vcap_field *vcap_is2_actions; const struct vcap_props *vcap; diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 6f6e4ef299c3..4dbc3283f7ea 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -296,15 +296,15 @@ static const u32 vsc9959_sys_regmap[] = { }; static const u32 vsc9959_ptp_regmap[] = { - REG(PTP_PIN_CFG, 0x000000), - REG(PTP_PIN_TOD_SEC_MSB, 0x000004), - REG(PTP_PIN_TOD_SEC_LSB, 0x000008), - REG(PTP_PIN_TOD_NSEC, 0x00000c), - REG(PTP_PIN_WF_HIGH_PERIOD, 0x000014), - REG(PTP_PIN_WF_LOW_PERIOD, 0x000018), - REG(PTP_CFG_MISC, 0x0000a0), - REG(PTP_CLK_CFG_ADJ_CFG, 0x0000a4), - REG(PTP_CLK_CFG_ADJ_FREQ, 0x0000a8), + REG(PTP_PIN_CFG, 0x000000), + REG(PTP_PIN_TOD_SEC_MSB, 0x000004), + REG(PTP_PIN_TOD_SEC_LSB, 0x000008), + REG(PTP_PIN_TOD_NSEC, 0x00000c), + REG(PTP_PIN_WF_HIGH_PERIOD, 0x000014), + REG(PTP_PIN_WF_LOW_PERIOD, 0x000018), + REG(PTP_CFG_MISC, 0x0000a0), + REG(PTP_CLK_CFG_ADJ_CFG, 0x0000a4), + REG(PTP_CLK_CFG_ADJ_FREQ, 0x0000a8), }; static const u32 vsc9959_gcb_regmap[] = { @@ -1173,8 +1173,8 @@ static const struct felix_info felix_info_vsc9959 = { .mdio_bus_free = vsc9959_mdio_bus_free, .phylink_validate = vsc9959_phylink_validate, .prevalidate_phy_mode = vsc9959_prevalidate_phy_mode, - .port_setup_tc = vsc9959_port_setup_tc, - .port_sched_speed_set = vsc9959_sched_speed_set, + .port_setup_tc = vsc9959_port_setup_tc, + .port_sched_speed_set = vsc9959_sched_speed_set, .xmit_template_populate = vsc9959_xmit_template_populate, }; From ccfdbab568a2d240f4241b737e3c7fbd7a6cb59f Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:50 +0300 Subject: [PATCH 08/11] net: dsa: seville: duplicate vsc9959_mdio_bus_free While we don't plan on making any changes to this function, currently this is the only remaining dependency between felix and seville, after the PCS has been refactored out into pcs-lynx.c. Duplicate this function in seville to break the dependency completely. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/felix.h | 2 -- drivers/net/dsa/ocelot/felix_vsc9959.c | 2 +- drivers/net/dsa/ocelot/seville_vsc9953.c | 19 ++++++++++++++++++- 3 files changed, 19 insertions(+), 4 deletions(-) diff --git a/drivers/net/dsa/ocelot/felix.h b/drivers/net/dsa/ocelot/felix.h index 807f18b74847..1d41eeda126e 100644 --- a/drivers/net/dsa/ocelot/felix.h +++ b/drivers/net/dsa/ocelot/felix.h @@ -55,6 +55,4 @@ struct felix { resource_size_t imdio_base; }; -void vsc9959_mdio_bus_free(struct ocelot *ocelot); - #endif diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 4dbc3283f7ea..b198fe9cb62b 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -936,7 +936,7 @@ static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) return 0; } -void vsc9959_mdio_bus_free(struct ocelot *ocelot) +static void vsc9959_mdio_bus_free(struct ocelot *ocelot) { struct felix *felix = ocelot_to_felix(ocelot); int port; diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index 50a7dada8989..fa05f1f2619e 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -981,6 +981,23 @@ static int vsc9953_mdio_bus_alloc(struct ocelot *ocelot) return 0; } +static void vsc9953_mdio_bus_free(struct ocelot *ocelot) +{ + struct felix *felix = ocelot_to_felix(ocelot); + int port; + + for (port = 0; port < ocelot->num_phys_ports; port++) { + struct lynx_pcs *pcs = felix->pcs[port]; + + if (!pcs) + continue; + + mdio_device_free(pcs->mdio); + lynx_pcs_destroy(pcs); + } + mdiobus_unregister(felix->imdio); +} + static void vsc9953_xmit_template_populate(struct ocelot *ocelot, int port) { struct ocelot_port *ocelot_port = ocelot->ports[port]; @@ -1014,7 +1031,7 @@ static const struct felix_info seville_info_vsc9953 = { .num_mact_rows = 2048, .num_ports = 10, .mdio_bus_alloc = vsc9953_mdio_bus_alloc, - .mdio_bus_free = vsc9959_mdio_bus_free, + .mdio_bus_free = vsc9953_mdio_bus_free, .phylink_validate = vsc9953_phylink_validate, .prevalidate_phy_mode = vsc9953_prevalidate_phy_mode, .xmit_template_populate = vsc9953_xmit_template_populate, From 881321b6ed9e983ad733268404245fcf0be0b23c Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:51 +0300 Subject: [PATCH 09/11] net: mscc: ocelot: make ocelot_init_timestamp take a const struct ptp_clock_info It is a good measure to ensure correctness if the structures that are meant to remain constant are only processed by functions that thake constant arguments. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/ethernet/mscc/ocelot_ptp.c | 3 ++- include/soc/mscc/ocelot_ptp.h | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mscc/ocelot_ptp.c b/drivers/net/ethernet/mscc/ocelot_ptp.c index 1e08fe4daaef..a33ab315cc6b 100644 --- a/drivers/net/ethernet/mscc/ocelot_ptp.c +++ b/drivers/net/ethernet/mscc/ocelot_ptp.c @@ -300,7 +300,8 @@ int ocelot_ptp_enable(struct ptp_clock_info *ptp, } EXPORT_SYMBOL(ocelot_ptp_enable); -int ocelot_init_timestamp(struct ocelot *ocelot, struct ptp_clock_info *info) +int ocelot_init_timestamp(struct ocelot *ocelot, + const struct ptp_clock_info *info) { struct ptp_clock *ptp_clock; int i; diff --git a/include/soc/mscc/ocelot_ptp.h b/include/soc/mscc/ocelot_ptp.h index 4a6b2f71b6b2..6a7388fa7cc5 100644 --- a/include/soc/mscc/ocelot_ptp.h +++ b/include/soc/mscc/ocelot_ptp.h @@ -53,6 +53,7 @@ int ocelot_ptp_verify(struct ptp_clock_info *ptp, unsigned int pin, enum ptp_pin_function func, unsigned int chan); int ocelot_ptp_enable(struct ptp_clock_info *ptp, struct ptp_clock_request *rq, int on); -int ocelot_init_timestamp(struct ocelot *ocelot, struct ptp_clock_info *info); +int ocelot_init_timestamp(struct ocelot *ocelot, + const struct ptp_clock_info *info); int ocelot_deinit_timestamp(struct ocelot *ocelot); #endif From 2ac7c6c5b61b3eaeca5da998a16d912bdfb62bae Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:52 +0300 Subject: [PATCH 10/11] net: dsa: felix: move the PTP clock structure to felix_vsc9959.c Not only does Sevile not have a PTP clock, but with separate modules, this structure cannot even live in felix.c, due to the .owner = THIS_MODULE assignment causing this link time error: drivers/net/dsa/ocelot/felix.o:(.data+0x0): undefined reference to `__this_module' Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/felix.c | 19 +------------------ drivers/net/dsa/ocelot/felix.h | 1 + drivers/net/dsa/ocelot/felix_vsc9959.c | 18 ++++++++++++++++++ 3 files changed, 20 insertions(+), 18 deletions(-) diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index ad68eb2310c8..643a0fa65735 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -538,23 +538,6 @@ static int felix_init_structs(struct felix *felix, int num_phys_ports) return 0; } -static struct ptp_clock_info ocelot_ptp_clock_info = { - .owner = THIS_MODULE, - .name = "felix ptp", - .max_adj = 0x7fffffff, - .n_alarm = 0, - .n_ext_ts = 0, - .n_per_out = OCELOT_PTP_PINS_NUM, - .n_pins = OCELOT_PTP_PINS_NUM, - .pps = 0, - .gettime64 = ocelot_ptp_gettime64, - .settime64 = ocelot_ptp_settime64, - .adjtime = ocelot_ptp_adjtime, - .adjfine = ocelot_ptp_adjfine, - .verify = ocelot_ptp_verify, - .enable = ocelot_ptp_enable, -}; - /* Hardware initialization done here so that we can allocate structures with * devm without fear of dsa_register_switch returning -EPROBE_DEFER and causing * us to allocate structures twice (leak memory) and map PCI memory twice @@ -573,7 +556,7 @@ static int felix_setup(struct dsa_switch *ds) ocelot_init(ocelot); if (ocelot->ptp) { - err = ocelot_init_timestamp(ocelot, &ocelot_ptp_clock_info); + err = ocelot_init_timestamp(ocelot, felix->info->ptp_caps); if (err) { dev_err(ocelot->dev, "Timestamp initialization failed\n"); diff --git a/drivers/net/dsa/ocelot/felix.h b/drivers/net/dsa/ocelot/felix.h index 1d41eeda126e..d0b2043e0ccb 100644 --- a/drivers/net/dsa/ocelot/felix.h +++ b/drivers/net/dsa/ocelot/felix.h @@ -26,6 +26,7 @@ struct felix_info { const struct vcap_props *vcap; int switch_pci_bar; int imdio_pci_bar; + const struct ptp_clock_info *ptp_caps; int (*mdio_bus_alloc)(struct ocelot *ocelot); void (*mdio_bus_free)(struct ocelot *ocelot); void (*phylink_validate)(struct ocelot *ocelot, int port, diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index b198fe9cb62b..38e0fba6bca8 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -719,6 +719,23 @@ static const struct vcap_props vsc9959_vcap_props[] = { }, }; +static const struct ptp_clock_info vsc9959_ptp_caps = { + .owner = THIS_MODULE, + .name = "felix ptp", + .max_adj = 0x7fffffff, + .n_alarm = 0, + .n_ext_ts = 0, + .n_per_out = OCELOT_PTP_PINS_NUM, + .n_pins = OCELOT_PTP_PINS_NUM, + .pps = 0, + .gettime64 = ocelot_ptp_gettime64, + .settime64 = ocelot_ptp_settime64, + .adjtime = ocelot_ptp_adjtime, + .adjfine = ocelot_ptp_adjfine, + .verify = ocelot_ptp_verify, + .enable = ocelot_ptp_enable, +}; + #define VSC9959_INIT_TIMEOUT 50000 #define VSC9959_GCB_RST_SLEEP 100 #define VSC9959_SYS_RAMINIT_SLEEP 80 @@ -1169,6 +1186,7 @@ static const struct felix_info felix_info_vsc9959 = { .num_tx_queues = FELIX_NUM_TC, .switch_pci_bar = 4, .imdio_pci_bar = 0, + .ptp_caps = &vsc9959_ptp_caps, .mdio_bus_alloc = vsc9959_mdio_bus_alloc, .mdio_bus_free = vsc9959_mdio_bus_free, .phylink_validate = vsc9959_phylink_validate, From d60bc62de4ae068ed4b215c24cdfdd5035aa986e Mon Sep 17 00:00:00 2001 From: Vladimir Oltean <vladimir.oltean@nxp.com> Date: Fri, 18 Sep 2020 13:57:53 +0300 Subject: [PATCH 11/11] net: dsa: seville: build as separate module Seville does not need to depend on PCI or on the ENETC MDIO controller. There will also be other compile-time differences in the future. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/dsa/ocelot/Kconfig | 22 ++++++++++++-------- drivers/net/dsa/ocelot/Makefile | 6 +++++- drivers/net/dsa/ocelot/felix.c | 26 ------------------------ drivers/net/dsa/ocelot/felix.h | 2 -- drivers/net/dsa/ocelot/felix_vsc9959.c | 6 +++++- drivers/net/dsa/ocelot/seville_vsc9953.c | 6 +++++- 6 files changed, 29 insertions(+), 39 deletions(-) diff --git a/drivers/net/dsa/ocelot/Kconfig b/drivers/net/dsa/ocelot/Kconfig index e19718d4a7d4..c110e82a7973 100644 --- a/drivers/net/dsa/ocelot/Kconfig +++ b/drivers/net/dsa/ocelot/Kconfig @@ -10,11 +10,17 @@ config NET_DSA_MSCC_FELIX select FSL_ENETC_MDIO select PCS_LYNX help - This driver supports network switches from the Vitesse / - Microsemi / Microchip Ocelot family of switching cores that are - connected to their host CPU via Ethernet. - The following switches are supported: - - VSC9959 (Felix): embedded as a PCIe function of the NXP LS1028A - ENETC integrated endpoint. - - VSC9953 (Seville): embedded as a platform device on the - NXP T1040 SoC. + This driver supports the VSC9959 (Felix) switch, which is embedded as + a PCIe function of the NXP LS1028A ENETC RCiEP. + +config NET_DSA_MSCC_SEVILLE + tristate "Ocelot / Seville Ethernet switch support" + depends on NET_DSA + depends on NET_VENDOR_MICROSEMI + depends on HAS_IOMEM + select MSCC_OCELOT_SWITCH_LIB + select NET_DSA_TAG_OCELOT + select PCS_LYNX + help + This driver supports the VSC9953 (Seville) switch, which is embedded + as a platform device on the NXP T1040 SoC. diff --git a/drivers/net/dsa/ocelot/Makefile b/drivers/net/dsa/ocelot/Makefile index ec57a5a12330..f6dd131e7491 100644 --- a/drivers/net/dsa/ocelot/Makefile +++ b/drivers/net/dsa/ocelot/Makefile @@ -1,7 +1,11 @@ # SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_NET_DSA_MSCC_FELIX) += mscc_felix.o +obj-$(CONFIG_NET_DSA_MSCC_SEVILLE) += mscc_seville.o mscc_felix-objs := \ felix.o \ - felix_vsc9959.o \ + felix_vsc9959.o + +mscc_seville-objs := \ + felix.o \ seville_vsc9953.o diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index 643a0fa65735..f9a7034be0c7 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -782,29 +782,3 @@ const struct dsa_switch_ops felix_switch_ops = { .cls_flower_stats = felix_cls_flower_stats, .port_setup_tc = felix_port_setup_tc, }; - -static int __init felix_init(void) -{ - int err; - - err = pci_register_driver(&felix_vsc9959_pci_driver); - if (err) - return err; - - err = platform_driver_register(&seville_vsc9953_driver); - if (err) - return err; - - return 0; -} -module_init(felix_init); - -static void __exit felix_exit(void) -{ - pci_unregister_driver(&felix_vsc9959_pci_driver); - platform_driver_unregister(&seville_vsc9953_driver); -} -module_exit(felix_exit); - -MODULE_DESCRIPTION("Felix Switch driver"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/dsa/ocelot/felix.h b/drivers/net/dsa/ocelot/felix.h index d0b2043e0ccb..cc3ec83a600a 100644 --- a/drivers/net/dsa/ocelot/felix.h +++ b/drivers/net/dsa/ocelot/felix.h @@ -42,8 +42,6 @@ struct felix_info { }; extern const struct dsa_switch_ops felix_switch_ops; -extern struct pci_driver felix_vsc9959_pci_driver; -extern struct platform_driver seville_vsc9953_driver; /* DSA glue / front-end for struct ocelot */ struct felix { diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 38e0fba6bca8..79ddc4ba27a3 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -1328,9 +1328,13 @@ static struct pci_device_id felix_ids[] = { }; MODULE_DEVICE_TABLE(pci, felix_ids); -struct pci_driver felix_vsc9959_pci_driver = { +static struct pci_driver felix_vsc9959_pci_driver = { .name = "mscc_felix", .id_table = felix_ids, .probe = felix_pci_probe, .remove = felix_pci_remove, }; +module_pci_driver(felix_vsc9959_pci_driver); + +MODULE_DESCRIPTION("Felix Switch driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index fa05f1f2619e..12c7fb9c2c3f 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -1110,7 +1110,7 @@ static const struct of_device_id seville_of_match[] = { }; MODULE_DEVICE_TABLE(of, seville_of_match); -struct platform_driver seville_vsc9953_driver = { +static struct platform_driver seville_vsc9953_driver = { .probe = seville_probe, .remove = seville_remove, .driver = { @@ -1118,3 +1118,7 @@ struct platform_driver seville_vsc9953_driver = { .of_match_table = of_match_ptr(seville_of_match), }, }; +module_platform_driver(seville_vsc9953_driver); + +MODULE_DESCRIPTION("Seville Switch driver"); +MODULE_LICENSE("GPL v2");