Message ID | 20200707212131.15690-3-michael@walle.cc |
---|---|
State | Changes Requested |
Delegated to: | David Miller |
Headers | show |
Series | net: enetc: remove bootloader dependency | expand |
On Tue, Jul 07, 2020 at 11:21:29PM +0200, Michael Walle wrote: > Now that there are USXGMII constants available, drop the old definitions > and reuse the generic ones. > > Signed-off-by: Michael Walle <michael@walle.cc> > --- > drivers/net/dsa/ocelot/felix_vsc9959.c | 45 +++++++------------------- > 1 file changed, 12 insertions(+), 33 deletions(-) > > diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c > index 19614537b1ba..4310b1527022 100644 > --- a/drivers/net/dsa/ocelot/felix_vsc9959.c > +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c > @@ -10,35 +10,15 @@ > #include <soc/mscc/ocelot.h> > #include <net/pkt_sched.h> > #include <linux/iopoll.h> > +#include <linux/mdio.h> > #include <linux/pci.h> > #include "felix.h" > > #define VSC9959_VCAP_IS2_CNT 1024 > #define VSC9959_VCAP_IS2_ENTRY_WIDTH 376 > #define VSC9959_VCAP_PORT_CNT 6 > - > -/* TODO: should find a better place for these */ > -#define USXGMII_BMCR_RESET BIT(15) > -#define USXGMII_BMCR_AN_EN BIT(12) > -#define USXGMII_BMCR_RST_AN BIT(9) > -#define USXGMII_BMSR_LNKS(status) (((status) & GENMASK(2, 2)) >> 2) > -#define USXGMII_BMSR_AN_CMPL(status) (((status) & GENMASK(5, 5)) >> 5) > -#define USXGMII_ADVERTISE_LNKS(x) (((x) << 15) & BIT(15)) > -#define USXGMII_ADVERTISE_FDX BIT(12) > -#define USXGMII_ADVERTISE_SPEED(x) (((x) << 9) & GENMASK(11, 9)) > -#define USXGMII_LPA_LNKS(lpa) ((lpa) >> 15) > -#define USXGMII_LPA_DUPLEX(lpa) (((lpa) & GENMASK(12, 12)) >> 12) > -#define USXGMII_LPA_SPEED(lpa) (((lpa) & GENMASK(11, 9)) >> 9) > - > #define VSC9959_TAS_GCL_ENTRY_MAX 63 > > -enum usxgmii_speed { > - USXGMII_SPEED_10 = 0, > - USXGMII_SPEED_100 = 1, > - USXGMII_SPEED_1000 = 2, > - USXGMII_SPEED_2500 = 4, > -}; > - > static const u32 vsc9959_ana_regmap[] = { > REG(ANA_ADVLEARN, 0x0089a0), > REG(ANA_VLANMASK, 0x0089a4), > @@ -787,11 +767,10 @@ static void vsc9959_pcs_config_usxgmii(struct phy_device *pcs, > { > /* Configure device ability for the USXGMII Replicator */ > phy_write_mmd(pcs, MDIO_MMD_VEND2, MII_ADVERTISE, > - USXGMII_ADVERTISE_SPEED(USXGMII_SPEED_2500) | > - USXGMII_ADVERTISE_LNKS(1) | > + MDIO_LPA_USXGMII_2500FULL | > + MDIO_LPA_USXGMII_LINK | > ADVERTISE_SGMII | > - ADVERTISE_LPACK | > - USXGMII_ADVERTISE_FDX); > + ADVERTISE_LPACK); > } > > static void vsc9959_pcs_config(struct ocelot *ocelot, int port, > @@ -1005,8 +984,8 @@ static void vsc9959_pcs_link_state_usxgmii(struct phy_device *pcs, > return; > > pcs->autoneg = true; > - pcs->autoneg_complete = USXGMII_BMSR_AN_CMPL(status); > - pcs->link = USXGMII_BMSR_LNKS(status); > + pcs->autoneg_complete = status & BMSR_ANEGCOMPLETE; > + pcs->link = status & BMSR_LSTATUS; These are "unsigned :1" in struct phy_device, and not booleans. I'm not sure how the compiler is going to treat this assignment of an integer. I have a feeling it may not do the right thing. Could you please do this? pcs->autoneg_complete = !!(status & BMSR_ANEGCOMPLETE); pcs->link = !!(status & BMSR_LSTATUS); > > if (!pcs->link || !pcs->autoneg_complete) > return; > @@ -1015,24 +994,24 @@ static void vsc9959_pcs_link_state_usxgmii(struct phy_device *pcs, > if (lpa < 0) > return; > > - switch (USXGMII_LPA_SPEED(lpa)) { > - case USXGMII_SPEED_10: > + switch (lpa & MDIO_LPA_USXGMII_SPD_MASK) { > + case MDIO_LPA_USXGMII_10: > pcs->speed = SPEED_10; > break; > - case USXGMII_SPEED_100: > + case MDIO_LPA_USXGMII_100: > pcs->speed = SPEED_100; > break; > - case USXGMII_SPEED_1000: > + case MDIO_LPA_USXGMII_1000: > pcs->speed = SPEED_1000; > break; > - case USXGMII_SPEED_2500: > + case MDIO_LPA_USXGMII_2500: > pcs->speed = SPEED_2500; > break; > default: > break; > } > > - if (USXGMII_LPA_DUPLEX(lpa)) > + if (lpa & MDIO_LPA_USXGMII_FULL_DUPLEX) > pcs->duplex = DUPLEX_FULL; > else > pcs->duplex = DUPLEX_HALF; > -- > 2.20.1 > Thanks, -Vladimir
Am 2020-07-08 12:47, schrieb Vladimir Oltean: > On Tue, Jul 07, 2020 at 11:21:29PM +0200, Michael Walle wrote: >> Now that there are USXGMII constants available, drop the old >> definitions >> and reuse the generic ones. >> >> Signed-off-by: Michael Walle <michael@walle.cc> >> --- >> drivers/net/dsa/ocelot/felix_vsc9959.c | 45 >> +++++++------------------- >> 1 file changed, 12 insertions(+), 33 deletions(-) >> >> diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c >> b/drivers/net/dsa/ocelot/felix_vsc9959.c >> index 19614537b1ba..4310b1527022 100644 >> --- a/drivers/net/dsa/ocelot/felix_vsc9959.c >> +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c >> @@ -10,35 +10,15 @@ >> #include <soc/mscc/ocelot.h> >> #include <net/pkt_sched.h> >> #include <linux/iopoll.h> >> +#include <linux/mdio.h> >> #include <linux/pci.h> >> #include "felix.h" >> >> #define VSC9959_VCAP_IS2_CNT 1024 >> #define VSC9959_VCAP_IS2_ENTRY_WIDTH 376 >> #define VSC9959_VCAP_PORT_CNT 6 >> - >> -/* TODO: should find a better place for these */ >> -#define USXGMII_BMCR_RESET BIT(15) >> -#define USXGMII_BMCR_AN_EN BIT(12) >> -#define USXGMII_BMCR_RST_AN BIT(9) >> -#define USXGMII_BMSR_LNKS(status) (((status) & GENMASK(2, 2)) >> 2) >> -#define USXGMII_BMSR_AN_CMPL(status) (((status) & GENMASK(5, 5)) >> >> 5) >> -#define USXGMII_ADVERTISE_LNKS(x) (((x) << 15) & BIT(15)) >> -#define USXGMII_ADVERTISE_FDX BIT(12) >> -#define USXGMII_ADVERTISE_SPEED(x) (((x) << 9) & GENMASK(11, 9)) >> -#define USXGMII_LPA_LNKS(lpa) ((lpa) >> 15) >> -#define USXGMII_LPA_DUPLEX(lpa) (((lpa) & GENMASK(12, 12)) >> 12) >> -#define USXGMII_LPA_SPEED(lpa) (((lpa) & GENMASK(11, 9)) >> 9) >> - >> #define VSC9959_TAS_GCL_ENTRY_MAX 63 >> >> -enum usxgmii_speed { >> - USXGMII_SPEED_10 = 0, >> - USXGMII_SPEED_100 = 1, >> - USXGMII_SPEED_1000 = 2, >> - USXGMII_SPEED_2500 = 4, >> -}; >> - >> static const u32 vsc9959_ana_regmap[] = { >> REG(ANA_ADVLEARN, 0x0089a0), >> REG(ANA_VLANMASK, 0x0089a4), >> @@ -787,11 +767,10 @@ static void vsc9959_pcs_config_usxgmii(struct >> phy_device *pcs, >> { >> /* Configure device ability for the USXGMII Replicator */ >> phy_write_mmd(pcs, MDIO_MMD_VEND2, MII_ADVERTISE, >> - USXGMII_ADVERTISE_SPEED(USXGMII_SPEED_2500) | >> - USXGMII_ADVERTISE_LNKS(1) | >> + MDIO_LPA_USXGMII_2500FULL | >> + MDIO_LPA_USXGMII_LINK | >> ADVERTISE_SGMII | >> - ADVERTISE_LPACK | >> - USXGMII_ADVERTISE_FDX); >> + ADVERTISE_LPACK); >> } >> >> static void vsc9959_pcs_config(struct ocelot *ocelot, int port, >> @@ -1005,8 +984,8 @@ static void vsc9959_pcs_link_state_usxgmii(struct >> phy_device *pcs, >> return; >> >> pcs->autoneg = true; >> - pcs->autoneg_complete = USXGMII_BMSR_AN_CMPL(status); >> - pcs->link = USXGMII_BMSR_LNKS(status); >> + pcs->autoneg_complete = status & BMSR_ANEGCOMPLETE; >> + pcs->link = status & BMSR_LSTATUS; > > These are "unsigned :1" in struct phy_device, and not booleans. I'm not > sure how the compiler is going to treat this assignment of an integer. > I have a feeling it may not do the right thing. Yeah I checked the same and assumed the compiler will convert/cast it, so I deliberatly didn't do the "!!". But thinking about it again; there seems to be no way this could work. > Could you please do this? sure. -michael
diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 19614537b1ba..4310b1527022 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -10,35 +10,15 @@ #include <soc/mscc/ocelot.h> #include <net/pkt_sched.h> #include <linux/iopoll.h> +#include <linux/mdio.h> #include <linux/pci.h> #include "felix.h" #define VSC9959_VCAP_IS2_CNT 1024 #define VSC9959_VCAP_IS2_ENTRY_WIDTH 376 #define VSC9959_VCAP_PORT_CNT 6 - -/* TODO: should find a better place for these */ -#define USXGMII_BMCR_RESET BIT(15) -#define USXGMII_BMCR_AN_EN BIT(12) -#define USXGMII_BMCR_RST_AN BIT(9) -#define USXGMII_BMSR_LNKS(status) (((status) & GENMASK(2, 2)) >> 2) -#define USXGMII_BMSR_AN_CMPL(status) (((status) & GENMASK(5, 5)) >> 5) -#define USXGMII_ADVERTISE_LNKS(x) (((x) << 15) & BIT(15)) -#define USXGMII_ADVERTISE_FDX BIT(12) -#define USXGMII_ADVERTISE_SPEED(x) (((x) << 9) & GENMASK(11, 9)) -#define USXGMII_LPA_LNKS(lpa) ((lpa) >> 15) -#define USXGMII_LPA_DUPLEX(lpa) (((lpa) & GENMASK(12, 12)) >> 12) -#define USXGMII_LPA_SPEED(lpa) (((lpa) & GENMASK(11, 9)) >> 9) - #define VSC9959_TAS_GCL_ENTRY_MAX 63 -enum usxgmii_speed { - USXGMII_SPEED_10 = 0, - USXGMII_SPEED_100 = 1, - USXGMII_SPEED_1000 = 2, - USXGMII_SPEED_2500 = 4, -}; - static const u32 vsc9959_ana_regmap[] = { REG(ANA_ADVLEARN, 0x0089a0), REG(ANA_VLANMASK, 0x0089a4), @@ -787,11 +767,10 @@ static void vsc9959_pcs_config_usxgmii(struct phy_device *pcs, { /* Configure device ability for the USXGMII Replicator */ phy_write_mmd(pcs, MDIO_MMD_VEND2, MII_ADVERTISE, - USXGMII_ADVERTISE_SPEED(USXGMII_SPEED_2500) | - USXGMII_ADVERTISE_LNKS(1) | + MDIO_LPA_USXGMII_2500FULL | + MDIO_LPA_USXGMII_LINK | ADVERTISE_SGMII | - ADVERTISE_LPACK | - USXGMII_ADVERTISE_FDX); + ADVERTISE_LPACK); } static void vsc9959_pcs_config(struct ocelot *ocelot, int port, @@ -1005,8 +984,8 @@ static void vsc9959_pcs_link_state_usxgmii(struct phy_device *pcs, return; pcs->autoneg = true; - pcs->autoneg_complete = USXGMII_BMSR_AN_CMPL(status); - pcs->link = USXGMII_BMSR_LNKS(status); + pcs->autoneg_complete = status & BMSR_ANEGCOMPLETE; + pcs->link = status & BMSR_LSTATUS; if (!pcs->link || !pcs->autoneg_complete) return; @@ -1015,24 +994,24 @@ static void vsc9959_pcs_link_state_usxgmii(struct phy_device *pcs, if (lpa < 0) return; - switch (USXGMII_LPA_SPEED(lpa)) { - case USXGMII_SPEED_10: + switch (lpa & MDIO_LPA_USXGMII_SPD_MASK) { + case MDIO_LPA_USXGMII_10: pcs->speed = SPEED_10; break; - case USXGMII_SPEED_100: + case MDIO_LPA_USXGMII_100: pcs->speed = SPEED_100; break; - case USXGMII_SPEED_1000: + case MDIO_LPA_USXGMII_1000: pcs->speed = SPEED_1000; break; - case USXGMII_SPEED_2500: + case MDIO_LPA_USXGMII_2500: pcs->speed = SPEED_2500; break; default: break; } - if (USXGMII_LPA_DUPLEX(lpa)) + if (lpa & MDIO_LPA_USXGMII_FULL_DUPLEX) pcs->duplex = DUPLEX_FULL; else pcs->duplex = DUPLEX_HALF;
Now that there are USXGMII constants available, drop the old definitions and reuse the generic ones. Signed-off-by: Michael Walle <michael@walle.cc> --- drivers/net/dsa/ocelot/felix_vsc9959.c | 45 +++++++------------------- 1 file changed, 12 insertions(+), 33 deletions(-)