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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>
This commit is contained in:
Geert Uytterhoeven 2023-01-23 19:56:11 +01:00 committed by Marc Kleine-Budde
parent 0424281688
commit 3e73d3df4d
1 changed files with 2 additions and 1 deletions
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3
drivers/net/can/rcar/rcar_canfd.c
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@ -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))