diff options
| author | Biju Das <biju.das.jz@bp.renesas.com> | 2025-09-08 13:09:31 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2025-09-13 19:06:54 +0200 |
| commit | 726213c8e79a615497816b76c9d236aaf8a47053 (patch) | |
| tree | ab97c7a0e5455554673bd261d1e347fb1a2da896 | |
| parent | 100fafc3e46138cb5a6526ddc03dcede8b020c8c (diff) | |
can: rcar_canfd: Update RCANFD_CFG_* macros
Update RCANFD_CFG_* macros to give a meaning to the magic number using
GENMASK macro and extract the values using FIELD_PREP macro.
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://patch.msgid.link/20250908120940.147196-3-biju.das.jz@bp.renesas.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
| -rw-r--r-- | drivers/net/can/rcar/rcar_canfd.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index 4185fc5b4a70..8d0d0825cb54 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -103,10 +103,10 @@ /* Channel register bits */ /* RSCFDnCmCFG - Classical CAN only */ -#define RCANFD_CFG_SJW(x) (((x) & 0x3) << 24) -#define RCANFD_CFG_TSEG2(x) (((x) & 0x7) << 20) -#define RCANFD_CFG_TSEG1(x) (((x) & 0xf) << 16) -#define RCANFD_CFG_BRP(x) (((x) & 0x3ff) << 0) +#define RCANFD_CFG_SJW GENMASK(25, 24) +#define RCANFD_CFG_TSEG2 GENMASK(22, 20) +#define RCANFD_CFG_TSEG1 GENMASK(19, 16) +#define RCANFD_CFG_BRP GENMASK(9, 0) /* RSCFDnCFDCmNCFG - CAN FD only */ #define RCANFD_NCFG_NTSEG2(gpriv, x) \ @@ -1411,8 +1411,8 @@ static void rcar_canfd_set_bittiming(struct net_device *ndev) cfg = (RCANFD_NCFG_NTSEG1(gpriv, tseg1) | RCANFD_NCFG_NBRP(brp) | RCANFD_NCFG_NSJW(gpriv, sjw) | RCANFD_NCFG_NTSEG2(gpriv, tseg2)); } else { - cfg = (RCANFD_CFG_TSEG1(tseg1) | RCANFD_CFG_BRP(brp) | - RCANFD_CFG_SJW(sjw) | RCANFD_CFG_TSEG2(tseg2)); + cfg = FIELD_PREP(RCANFD_CFG_TSEG1, tseg1) | FIELD_PREP(RCANFD_CFG_BRP, brp) | + FIELD_PREP(RCANFD_CFG_SJW, sjw) | FIELD_PREP(RCANFD_CFG_TSEG2, tseg2); } rcar_canfd_write(priv->base, RCANFD_CCFG(ch), cfg); |