diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/enetc/enetc_hw.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/enetc/enetc_hw.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_hw.h b/drivers/net/ethernet/freescale/enetc/enetc_hw.h index d70ee3722844..17cf7c94fdb5 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_hw.h +++ b/drivers/net/ethernet/freescale/enetc/enetc_hw.h @@ -122,7 +122,10 @@ enum enetc_bdr_type {TX, RX}; #define ENETC_RBIER_RXTIE BIT(0) #define ENETC_RBIDR 0xa4 #define ENETC_RBICR0 0xa8 -#define ENETC_RBICR0_ICEN BIT(31) +#define ENETC_RBICR0_ICEN BIT(31) +#define ENETC_RBICR0_ICPT_MASK 0x1ff +#define ENETC_RBICR0_SET_ICPT(n) ((n) & ENETC_RBICR0_ICPT_MASK) +#define ENETC_RBICR1 0xac /* TX BDR reg offsets */ #define ENETC_TBMR 0 @@ -142,7 +145,10 @@ enum enetc_bdr_type {TX, RX}; #define ENETC_TBIER_TXTIE BIT(0) #define ENETC_TBIDR 0xa4 #define ENETC_TBICR0 0xa8 -#define ENETC_TBICR0_ICEN BIT(31) +#define ENETC_TBICR0_ICEN BIT(31) +#define ENETC_TBICR0_ICPT_MASK 0xf +#define ENETC_TBICR0_SET_ICPT(n) ((ilog2(n) + 1) & ENETC_TBICR0_ICPT_MASK) +#define ENETC_TBICR1 0xac #define ENETC_RTBLENR_LEN(n) ((n) & ~0x7) @@ -787,6 +793,15 @@ struct enetc_cbd { }; #define ENETC_CLK 400000000ULL +static inline u32 enetc_cycles_to_usecs(u32 cycles) +{ + return (u32)div_u64(cycles * 1000000ULL, ENETC_CLK); +} + +static inline u32 enetc_usecs_to_cycles(u32 usecs) +{ + return (u32)div_u64(usecs * ENETC_CLK, 1000000ULL); +} /* port time gating control register */ #define ENETC_QBV_PTGCR_OFFSET 0x11a00 |