diff options
| author |   Biju Das <biju.das.jz@bp.renesas.com> | 2025-04-17 06:43:06 +0100 |
|---|---|---|
| committer |   Marc Kleine-Budde <mkl@pengutronix.de> | 2025-05-21 14:31:24 +0200 |
| commit | b75fcf2af2dbbc5f913cf1b9194ed01ce9c068b6 (patch) | |
| tree | 3ceec4ddeedaf73c647ce7d679945ebbcb8ee5e2 | |
| parent | can: rcar_canfd: Drop RCANFD_GAFLCFG_GETRNC macro (diff) | |
| download | wireguard-linux-b75fcf2af2dbbc5f913cf1b9194ed01ce9c068b6.tar.xz wireguard-linux-b75fcf2af2dbbc5f913cf1b9194ed01ce9c068b6.zip | |
can: rcar_canfd: Update RCANFD_GERFL_ERR macro
Replace the macro RCANFD_GERFL_EEF0_7->RCANFD_GERFL_EEF. The macros
RCANFD_GERFL_EEF* in RCANFD_GERFL_ERR can be replaced by FIELD_PREP() and
drop the redundant macro RCANFD_GERFL_EEF(ch).
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20250417054320.14100-6-biju.das.jz@bp.renesas.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/can/rcar/rcar_canfd.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index 565a91c2ca83..d53aa71f11c4 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -21,6 +21,7 @@ * wherever it is modified to a readable name. */ +#include <linux/bitfield.h> #include <linux/bitmap.h> #include <linux/bitops.h> #include <linux/can/dev.h> @@ -74,18 +75,18 @@ #define RCANFD_GSTS_GNOPM (BIT(0) | BIT(1) | BIT(2) | BIT(3)) /* RSCFDnCFDGERFL / RSCFDnGERFL */ -#define RCANFD_GERFL_EEF0_7 GENMASK(23, 16) -#define RCANFD_GERFL_EEF(ch) BIT(16 + (ch)) +#define RCANFD_GERFL_EEF GENMASK(23, 16) #define RCANFD_GERFL_CMPOF BIT(3) /* CAN FD only */ #define RCANFD_GERFL_THLES BIT(2) #define RCANFD_GERFL_MES BIT(1) #define RCANFD_GERFL_DEF BIT(0) #define RCANFD_GERFL_ERR(gpriv, x) \ - ((x) & (reg_gen4(gpriv, RCANFD_GERFL_EEF0_7, \ - RCANFD_GERFL_EEF(0) | RCANFD_GERFL_EEF(1)) | \ - RCANFD_GERFL_MES | \ - ((gpriv)->fdmode ? RCANFD_GERFL_CMPOF : 0))) +({\ + typeof(gpriv) (_gpriv) = (gpriv); \ + ((x) & ((FIELD_PREP(RCANFD_GERFL_EEF, (_gpriv)->channels_mask)) | \ + RCANFD_GERFL_MES | ((_gpriv)->fdmode ? RCANFD_GERFL_CMPOF : 0))); \ +}) /* AFL Rx rules registers */ @@ -938,7 +939,7 @@ static void rcar_canfd_global_error(struct net_device *ndev) u32 ridx = ch + RCANFD_RFFIFO_IDX; gerfl = rcar_canfd_read(priv->base, RCANFD_GERFL); - if (gerfl & RCANFD_GERFL_EEF(ch)) { + if (gerfl & FIELD_PREP(RCANFD_GERFL_EEF, BIT(ch))) { netdev_dbg(ndev, "Ch%u: ECC Error flag\n", ch); stats->tx_dropped++; } |