/**
* Query IOC memory requirement information.
*/
void
bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len)
{
/* dma memory for IOC */
*dm_len += bfa_ioc_meminfo();
bfa_iocfc_fw_cfg_sz(cfg, dm_len);
bfa_iocfc_cqs_sz(cfg, dm_len);
*km_len += bfa_ioc_debug_trcsz(bfa_auto_recover);
}
static void
bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo)
{
u8 *dm_kva;
u64 dm_pa;
int i, per_reqq_sz, per_rspq_sz;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
int dbgsz;
dm_kva = bfa_meminfo_dma_virt(meminfo);
dm_pa = bfa_meminfo_dma_phys(meminfo);
/*
* First allocate dma memory for IOC.
*/
bfa_ioc_mem_claim(&bfa->ioc, dm_kva, dm_pa);
dm_kva += bfa_ioc_meminfo();
dm_pa += bfa_ioc_meminfo();
/*
* Claim DMA-able memory for the request/response queues and for shadow
* ci/pi registers
*/
per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
BFA_DMA_ALIGN_SZ);
per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
BFA_DMA_ALIGN_SZ);
for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
iocfc->req_cq_ba[i].kva = dm_kva;
iocfc->req_cq_ba[i].pa = dm_pa;
bfa_os_memset(dm_kva, 0, per_reqq_sz);
dm_kva += per_reqq_sz;
dm_pa += per_reqq_sz;
iocfc->rsp_cq_ba[i].kva = dm_kva;
iocfc->rsp_cq_ba[i].pa = dm_pa;
bfa_os_memset(dm_kva, 0, per_rspq_sz);
dm_kva += per_rspq_sz;
dm_pa += per_rspq_sz;
}
for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
iocfc->req_cq_shadow_ci[i].kva = dm_kva;
iocfc->req_cq_shadow_ci[i].pa = dm_pa;
dm_kva += BFA_CACHELINE_SZ;
dm_pa += BFA_CACHELINE_SZ;
iocfc->rsp_cq_shadow_pi[i].kva = dm_kva;
iocfc->rsp_cq_shadow_pi[i].pa = dm_pa;
dm_kva += BFA_CACHELINE_SZ;
dm_pa += BFA_CACHELINE_SZ;
}
/*
* Claim DMA-able memory for the config info page
*/
bfa->iocfc.cfg_info.kva = dm_kva;
bfa->iocfc.cfg_info.pa = dm_pa;
bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva;
dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
/*
* Claim DMA-able memory for the config response
*/
bfa->iocfc.cfgrsp_dma.kva = dm_kva;
bfa->iocfc.cfgrsp_dma.pa = dm_pa;
bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva;
dm_kva +=
BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
BFA_CACHELINE_SZ);
dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
BFA_CACHELINE_SZ);
bfa_meminfo_dma_virt(meminfo) = dm_kva;
bfa_meminfo_dma_phys(meminfo) = dm_pa;
dbgsz = bfa_ioc_debug_trcsz(bfa_auto_recover);
if (dbgsz > 0) {
bfa_ioc_debug_memclaim(&bfa->ioc, bfa_meminfo_kva(meminfo));
bfa_meminfo_kva(meminfo) += dbgsz;
}
}
static void
bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo)
{
u8 *dm_kva;
u64 dm_pa;
int i, per_reqq_sz, per_rspq_sz;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
int dbgsz;
dm_kva = bfa_meminfo_dma_virt(meminfo);
dm_pa = bfa_meminfo_dma_phys(meminfo);
bfa_ioc_mem_claim(&bfa->ioc, dm_kva, dm_pa);
dm_kva += bfa_ioc_meminfo();
dm_pa += bfa_ioc_meminfo();
per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
BFA_DMA_ALIGN_SZ);
per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
BFA_DMA_ALIGN_SZ);
for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
iocfc->req_cq_ba[i].kva = dm_kva;
iocfc->req_cq_ba[i].pa = dm_pa;
bfa_os_memset(dm_kva, 0, per_reqq_sz);
dm_kva += per_reqq_sz;
dm_pa += per_reqq_sz;
iocfc->rsp_cq_ba[i].kva = dm_kva;
iocfc->rsp_cq_ba[i].pa = dm_pa;
bfa_os_memset(dm_kva, 0, per_rspq_sz);
dm_kva += per_rspq_sz;
dm_pa += per_rspq_sz;
}
for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
iocfc->req_cq_shadow_ci[i].kva = dm_kva;
iocfc->req_cq_shadow_ci[i].pa = dm_pa;
dm_kva += BFA_CACHELINE_SZ;
dm_pa += BFA_CACHELINE_SZ;
iocfc->rsp_cq_shadow_pi[i].kva = dm_kva;
iocfc->rsp_cq_shadow_pi[i].pa = dm_pa;
dm_kva += BFA_CACHELINE_SZ;
dm_pa += BFA_CACHELINE_SZ;
}
bfa->iocfc.cfg_info.kva = dm_kva;
bfa->iocfc.cfg_info.pa = dm_pa;
bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva;
dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
bfa->iocfc.cfgrsp_dma.kva = dm_kva;
bfa->iocfc.cfgrsp_dma.pa = dm_pa;
bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva;
dm_kva +=
BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
BFA_CACHELINE_SZ);
dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
BFA_CACHELINE_SZ);
bfa->iocfc.stats_kva = dm_kva;
bfa->iocfc.stats_pa = dm_pa;
bfa->iocfc.fw_stats = (struct bfa_fw_stats_s *) dm_kva;
dm_kva += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
dm_pa += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
bfa_meminfo_dma_virt(meminfo) = dm_kva;
bfa_meminfo_dma_phys(meminfo) = dm_pa;
dbgsz = bfa_ioc_debug_trcsz(bfa_auto_recover);
if (dbgsz > 0) {
bfa_ioc_debug_memclaim(&bfa->ioc, bfa_meminfo_kva(meminfo));
bfa_meminfo_kva(meminfo) += dbgsz;
}
}