diff options
Diffstat (limited to 'drivers/net/ibm_newemac/mal.h')
| -rw-r--r-- | drivers/net/ibm_newemac/mal.h | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/net/ibm_newemac/mal.h b/drivers/net/ibm_newemac/mal.h index eaa7262..2f0a873 100644 --- a/drivers/net/ibm_newemac/mal.h +++ b/drivers/net/ibm_newemac/mal.h @@ -102,7 +102,7 @@ /* MAL V1 IER bits */ #define MAL1_IER_NWE 0x00000008 #define MAL1_IER_SOC_EVENTS MAL1_IER_NWE -#define MAL1_IER_EVENTS (MAL1_IER_SOC_EVENTS | MAL_IER_OTE | \ +#define MAL1_IER_EVENTS (MAL1_IER_SOC_EVENTS | MAL_IER_DE | \ MAL_IER_OTE | MAL_IER_OE | MAL_IER_PE) /* MAL V2 IER bits */ @@ -110,7 +110,7 @@ #define MAL2_IER_PRE 0x00000040 #define MAL2_IER_PWE 0x00000020 #define MAL2_IER_SOC_EVENTS (MAL2_IER_PT | MAL2_IER_PRE | MAL2_IER_PWE) -#define MAL2_IER_EVENTS (MAL2_IER_SOC_EVENTS | MAL_IER_OTE | \ +#define MAL2_IER_EVENTS (MAL2_IER_SOC_EVENTS | MAL_IER_DE | \ MAL_IER_OTE | MAL_IER_OE | MAL_IER_PE) @@ -213,6 +213,8 @@ struct mal_instance { struct of_device *ofdev; int index; spinlock_t lock; + + unsigned int features; }; static inline u32 get_mal_dcrn(struct mal_instance *mal, int reg) @@ -225,6 +227,38 @@ static inline void set_mal_dcrn(struct mal_instance *mal, int reg, u32 val) dcr_write(mal->dcr_host, reg, val); } +/* Features of various MAL implementations */ + +/* Set if you have interrupt coalescing and you have to clear the SDR + * register for TXEOB and RXEOB interrupts to work + */ +#define MAL_FTR_CLEAR_ICINTSTAT 0x00000001 + +/* Set if your MAL has SERR, TXDE, and RXDE OR'd into a single UIC + * interrupt + */ +#define MAL_FTR_COMMON_ERR_INT 0x00000002 + +enum { + MAL_FTRS_ALWAYS = 0, + + MAL_FTRS_POSSIBLE = +#ifdef CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT + MAL_FTR_CLEAR_ICINTSTAT | +#endif +#ifdef CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR + MAL_FTR_COMMON_ERR_INT | +#endif + 0, +}; + +static inline int mal_has_feature(struct mal_instance *dev, + unsigned long feature) +{ + return (MAL_FTRS_ALWAYS & feature) || + (MAL_FTRS_POSSIBLE & dev->features & feature); +} + /* Register MAL devices */ int mal_init(void); void mal_exit(void); |
