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| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2023-01-23 19:56:11 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2023-02-02 17:28:17 +0100 |
| commit | 3e73d3df4d3861265367b4df6dd7fc5789e05d3c (patch) | |
| tree | 9f558f5fd261a932a230b3d8d89eb978281b72a5 /drivers/net/can/rcar | |
| parent | 0424281688f11bfe79b9461420ca3465995178cc (diff) | |
| download | linux-3e73d3df4d3861265367b4df6dd7fc5789e05d3c.tar.gz linux-3e73d3df4d3861265367b4df6dd7fc5789e05d3c.tar.bz2 linux-3e73d3df4d3861265367b4df6dd7fc5789e05d3c.zip | |
can: rcar_canfd: Fix R-Car Gen4 CFCC.CFTML field width
On R-Car Gen4 CAN_FD variants, the Common FIFO TX Message Buffer Link
(CFTML) field in the Common FIFO Configuration / Control Register (CCFC)
register is one bit wider than on older variants.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/all/9c37aaa799a2391be272dbaa474379cf9a7af147.1674499048.git.geert+renesas@glider.be
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/rcar')
| -rw-r--r-- | drivers/net/can/rcar/rcar_canfd.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index ee7bbd9d1151..376a5d606acc 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -233,7 +233,8 @@ /* Common FIFO bits */ /* RSCFDnCFDCFCCk */ -#define RCANFD_CFCC_CFTML(gpriv, x) (((x) & 0xf) << reg_gen4(gpriv, 16, 20)) +#define RCANFD_CFCC_CFTML(gpriv, x) \ + (((x) & reg_gen4(gpriv, 0x1f, 0xf)) << reg_gen4(gpriv, 16, 20)) #define RCANFD_CFCC_CFM(gpriv, x) (((x) & 0x3) << reg_gen4(gpriv, 8, 16)) #define RCANFD_CFCC_CFIM BIT(12) #define RCANFD_CFCC_CFDC(gpriv, x) (((x) & 0x7) << reg_gen4(gpriv, 21, 8)) |