diff options
Diffstat (limited to 'drivers/bus/fslmc/qbman/qbman_sys.h')
| -rw-r--r-- | drivers/bus/fslmc/qbman/qbman_sys.h | 100 |
1 files changed, 91 insertions, 9 deletions
diff --git a/drivers/bus/fslmc/qbman/qbman_sys.h b/drivers/bus/fslmc/qbman/qbman_sys.h index 2bd33ea5..d41af835 100644 --- a/drivers/bus/fslmc/qbman/qbman_sys.h +++ b/drivers/bus/fslmc/qbman/qbman_sys.h @@ -18,11 +18,51 @@ * *not* to provide linux compatibility. */ +#ifndef _QBMAN_SYS_H_ +#define _QBMAN_SYS_H_ + #include "qbman_sys_decl.h" #define CENA_WRITE_ENABLE 0 #define CINH_WRITE_ENABLE 1 +/* CINH register offsets */ +#define QBMAN_CINH_SWP_EQCR_PI 0x800 +#define QBMAN_CINH_SWP_EQCR_CI 0x840 +#define QBMAN_CINH_SWP_EQAR 0x8c0 +#define QBMAN_CINH_SWP_CR_RT 0x900 +#define QBMAN_CINH_SWP_VDQCR_RT 0x940 +#define QBMAN_CINH_SWP_EQCR_AM_RT 0x980 +#define QBMAN_CINH_SWP_RCR_AM_RT 0x9c0 +#define QBMAN_CINH_SWP_DQPI 0xa00 +#define QBMAN_CINH_SWP_DQRR_ITR 0xa80 +#define QBMAN_CINH_SWP_DCAP 0xac0 +#define QBMAN_CINH_SWP_SDQCR 0xb00 +#define QBMAN_CINH_SWP_EQCR_AM_RT2 0xb40 +#define QBMAN_CINH_SWP_RCR_PI 0xc00 +#define QBMAN_CINH_SWP_RAR 0xcc0 +#define QBMAN_CINH_SWP_ISR 0xe00 +#define QBMAN_CINH_SWP_IER 0xe40 +#define QBMAN_CINH_SWP_ISDR 0xe80 +#define QBMAN_CINH_SWP_IIR 0xec0 +#define QBMAN_CINH_SWP_ITPR 0xf40 + +/* CENA register offsets */ +#define QBMAN_CENA_SWP_EQCR(n) (0x000 + ((uint32_t)(n) << 6)) +#define QBMAN_CENA_SWP_DQRR(n) (0x200 + ((uint32_t)(n) << 6)) +#define QBMAN_CENA_SWP_RCR(n) (0x400 + ((uint32_t)(n) << 6)) +#define QBMAN_CENA_SWP_CR 0x600 +#define QBMAN_CENA_SWP_RR(vb) (0x700 + ((uint32_t)(vb) >> 1)) +#define QBMAN_CENA_SWP_VDQCR 0x780 +#define QBMAN_CENA_SWP_EQCR_CI 0x840 + +/* CENA register offsets in memory-backed mode */ +#define QBMAN_CENA_SWP_DQRR_MEM(n) (0x800 + ((uint32_t)(n) << 6)) +#define QBMAN_CENA_SWP_RCR_MEM(n) (0x1400 + ((uint32_t)(n) << 6)) +#define QBMAN_CENA_SWP_CR_MEM 0x1600 +#define QBMAN_CENA_SWP_RR_MEM 0x1680 +#define QBMAN_CENA_SWP_VDQCR_MEM 0x1780 + /* Debugging assists */ static inline void __hexdump(unsigned long start, unsigned long end, unsigned long p, size_t sz, const unsigned char *c) @@ -125,8 +165,8 @@ struct qbman_swp_sys { * place-holder. */ uint8_t *cena; - uint8_t __iomem *addr_cena; - uint8_t __iomem *addr_cinh; + uint8_t *addr_cena; + uint8_t *addr_cinh; uint32_t idx; enum qbman_eqcr_mode eqcr_mode; }; @@ -292,13 +332,16 @@ static inline void qbman_cena_prefetch(struct qbman_swp_sys *s, * qbman_portal.c. So use of it is declared locally here. */ #define QBMAN_CINH_SWP_CFG 0xd00 -#define QBMAN_CINH_SWP_CFG 0xd00 + #define SWP_CFG_DQRR_MF_SHIFT 20 #define SWP_CFG_EST_SHIFT 16 +#define SWP_CFG_CPBS_SHIFT 15 #define SWP_CFG_WN_SHIFT 14 #define SWP_CFG_RPM_SHIFT 12 #define SWP_CFG_DCM_SHIFT 10 #define SWP_CFG_EPM_SHIFT 8 +#define SWP_CFG_VPM_SHIFT 7 +#define SWP_CFG_CPM_SHIFT 6 #define SWP_CFG_SD_SHIFT 5 #define SWP_CFG_SP_SHIFT 4 #define SWP_CFG_SE_SHIFT 3 @@ -329,11 +372,20 @@ static inline uint32_t qbman_set_swp_cfg(uint8_t max_fill, uint8_t wn, return reg; } +#define QMAN_RT_MODE 0x00000100 + +#define QMAN_REV_4000 0x04000000 +#define QMAN_REV_4100 0x04010000 +#define QMAN_REV_4101 0x04010001 +#define QMAN_REV_5000 0x05000000 +#define QMAN_REV_MASK 0xffff0000 + static inline int qbman_swp_sys_init(struct qbman_swp_sys *s, const struct qbman_swp_desc *d, uint8_t dqrr_size) { uint32_t reg; + int i; #ifdef RTE_ARCH_64 uint8_t wn = CENA_WRITE_ENABLE; #else @@ -343,7 +395,7 @@ static inline int qbman_swp_sys_init(struct qbman_swp_sys *s, s->addr_cena = d->cena_bar; s->addr_cinh = d->cinh_bar; s->idx = (uint32_t)d->idx; - s->cena = malloc(4096); + s->cena = malloc(64*1024); if (!s->cena) { pr_err("Could not allocate page for cena shadow\n"); return -1; @@ -358,12 +410,34 @@ static inline int qbman_swp_sys_init(struct qbman_swp_sys *s, reg = qbman_cinh_read(s, QBMAN_CINH_SWP_CFG); QBMAN_BUG_ON(reg); #endif + if ((d->qman_version & QMAN_REV_MASK) >= QMAN_REV_5000) + memset(s->addr_cena, 0, 64*1024); + else { + /* Invalidate the portal memory. + * This ensures no stale cache lines + */ + for (i = 0; i < 0x1000; i += 64) + dccivac(s->addr_cena + i); + } + if (s->eqcr_mode == qman_eqcr_vb_array) - reg = qbman_set_swp_cfg(dqrr_size, wn, 0, 3, 2, 3, 1, 1, 1, 1, - 1, 1); - else - reg = qbman_set_swp_cfg(dqrr_size, wn, 1, 3, 2, 2, 1, 1, 1, 1, - 1, 1); + reg = qbman_set_swp_cfg(dqrr_size, wn, + 0, 3, 2, 3, 1, 1, 1, 1, 1, 1); + else { + if ((d->qman_version & QMAN_REV_MASK) < QMAN_REV_5000) + reg = qbman_set_swp_cfg(dqrr_size, wn, + 1, 3, 2, 2, 1, 1, 1, 1, 1, 1); + else + reg = qbman_set_swp_cfg(dqrr_size, wn, + 1, 3, 2, 0, 1, 1, 1, 1, 1, 1); + } + + if ((d->qman_version & QMAN_REV_MASK) >= QMAN_REV_5000) { + reg |= 1 << SWP_CFG_CPBS_SHIFT | /* memory-backed mode */ + 1 << SWP_CFG_VPM_SHIFT | /* VDQCR read triggered mode */ + 1 << SWP_CFG_CPM_SHIFT; /* CR read triggered mode */ + } + qbman_cinh_write(s, QBMAN_CINH_SWP_CFG, reg); reg = qbman_cinh_read(s, QBMAN_CINH_SWP_CFG); if (!reg) { @@ -371,6 +445,12 @@ static inline int qbman_swp_sys_init(struct qbman_swp_sys *s, free(s->cena); return -1; } + + if ((d->qman_version & QMAN_REV_MASK) >= QMAN_REV_5000) { + qbman_cinh_write(s, QBMAN_CINH_SWP_EQCR_PI, QMAN_RT_MODE); + qbman_cinh_write(s, QBMAN_CINH_SWP_RCR_PI, QMAN_RT_MODE); + } + return 0; } @@ -378,3 +458,5 @@ static inline void qbman_swp_sys_finish(struct qbman_swp_sys *s) { free(s->cena); } + +#endif /* _QBMAN_SYS_H_ */ |