MBOX_UP_CGX_MESSAGES
#undef M
/* Returns bitmap of mapped PFs */
static inline u16 cgxlmac_to_pfmap(struct rvu *rvu, u8 cgx_id, u8 lmac_id)
{
return rvu->cgxlmac2pf_map[CGX_OFFSET(cgx_id) + lmac_id];
}
static int rvu_map_cgx_lmac_pf(struct rvu *rvu)
{
struct npc_pkind *pkind = &rvu->hw->pkind;
int cgx_cnt_max = rvu->cgx_cnt_max;
int cgx, lmac_cnt, lmac;
int pf = PF_CGXMAP_BASE;
int size, free_pkind;
if (!cgx_cnt_max)
return 0;
if (cgx_cnt_max > 0xF || MAX_LMAC_PER_CGX > 0xF)
return -EINVAL;
/* Alloc map table
* An additional entry is required since PF id starts from 1 and
* hence entry at offset 0 is invalid.
*/
size = (cgx_cnt_max * MAX_LMAC_PER_CGX + 1) * sizeof(u8);
rvu->pf2cgxlmac_map = devm_kmalloc(rvu->dev, size, GFP_KERNEL);
if (!rvu->pf2cgxlmac_map)
return -ENOMEM;
/* Initialize all entries with an invalid cgx and lmac id */
memset(rvu->pf2cgxlmac_map, 0xFF, size);
/* Reverse map table */
rvu->cgxlmac2pf_map = devm_kzalloc(rvu->dev,
cgx_cnt_max * MAX_LMAC_PER_CGX * sizeof(u16),
GFP_KERNEL);
if (!rvu->cgxlmac2pf_map)
return -ENOMEM;
rvu->cgx_mapped_pfs = 0;
for (cgx = 0; cgx < cgx_cnt_max; cgx++) {
if (!rvu_cgx_pdata(cgx, rvu))
continue;
lmac_cnt = cgx_get_lmac_cnt(rvu_cgx_pdata(cgx, rvu));
for (lmac = 0; lmac < lmac_cnt; lmac++, pf++) {
rvu->pf2cgxlmac_map[pf] = cgxlmac_id_to_bmap(cgx, lmac);
rvu->cgxlmac2pf_map[CGX_OFFSET(cgx) + lmac] = 1 << pf;
free_pkind = rvu_alloc_rsrc(&pkind->rsrc);
pkind->pfchan_map[free_pkind] = ((pf) & 0x3F) << 16;
rvu->cgx_mapped_pfs++;
}
}
return 0;
}
