diff options
| author | Michael Ellerman <michael@ellerman.id.au> | 2012-07-25 21:19:53 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-09-05 15:18:45 +1000 |
| commit | b4b8d1e48e05313b163a36946be1a82e5bc5f9ad (patch) | |
| tree | fe8f502ead38666aae28e573465b7ecc48f6ba6a /drivers/infiniband/hw/ehca/ehca_mrmw.c | |
| parent | 579468a9f4634c18a59ce8435c12b0623c8b924f (diff) | |
| download | linux-b4b8d1e48e05313b163a36946be1a82e5bc5f9ad.tar.bz2 | |
IB/ehca: Remove uses of virt_to_abs() and abs_to_virt()
abs_to_virt() simply calls __va() and we'd like to get rid of it,
so replace all abs_to_virt() uses with __va().
__va() returns void *, so when assigning to a pointer there's no need
to cast.
Similarly virt_to_abs() just calls __pa().
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_mrmw.c')
| -rw-r--r-- | drivers/infiniband/hw/ehca/ehca_mrmw.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_mrmw.c b/drivers/infiniband/hw/ehca/ehca_mrmw.c index 47baa5456534..87844869dcc2 100644 --- a/drivers/infiniband/hw/ehca/ehca_mrmw.c +++ b/drivers/infiniband/hw/ehca/ehca_mrmw.c @@ -1136,7 +1136,7 @@ int ehca_reg_mr_rpages(struct ehca_shca *shca, } if (rnum > 1) { - rpage = virt_to_abs(kpage); + rpage = __pa(kpage); if (!rpage) { ehca_err(&shca->ib_device, "kpage=%p i=%x", kpage, i); @@ -1231,7 +1231,7 @@ inline int ehca_rereg_mr_rereg1(struct ehca_shca *shca, pginfo->num_kpages, pginfo->num_hwpages, kpage); goto ehca_rereg_mr_rereg1_exit1; } - rpage = virt_to_abs(kpage); + rpage = __pa(kpage); if (!rpage) { ehca_err(&shca->ib_device, "kpage=%p", kpage); ret = -EFAULT; @@ -1525,7 +1525,7 @@ static inline void *ehca_calc_sectbase(int top, int dir, int idx) unsigned long ret = idx; ret |= dir << EHCA_DIR_INDEX_SHIFT; ret |= top << EHCA_TOP_INDEX_SHIFT; - return abs_to_virt(ret << SECTION_SIZE_BITS); + return __va(ret << SECTION_SIZE_BITS); } #define ehca_bmap_valid(entry) \ @@ -1537,7 +1537,7 @@ static u64 ehca_reg_mr_section(int top, int dir, int idx, u64 *kpage, { u64 h_ret = 0; unsigned long page = 0; - u64 rpage = virt_to_abs(kpage); + u64 rpage = __pa(kpage); int page_count; void *sectbase = ehca_calc_sectbase(top, dir, idx); @@ -1553,7 +1553,7 @@ static u64 ehca_reg_mr_section(int top, int dir, int idx, u64 *kpage, for (rnum = 0; (rnum < MAX_RPAGES) && (page < page_count); rnum++) { void *pg = sectbase + ((page++) * pginfo->hwpage_size); - kpage[rnum] = virt_to_abs(pg); + kpage[rnum] = __pa(pg); } h_ret = hipz_h_register_rpage_mr(shca->ipz_hca_handle, mr, @@ -1926,7 +1926,7 @@ static int ehca_check_kpages_per_ate(struct scatterlist *page_list, u64 pgaddr = page_to_pfn(sg_page(&page_list[t])) << PAGE_SHIFT; if (ehca_debug_level >= 3) ehca_gen_dbg("chunk_page=%llx value=%016llx", pgaddr, - *(u64 *)abs_to_virt(pgaddr)); + *(u64 *)__va(pgaddr)); if (pgaddr - PAGE_SIZE != *prev_pgaddr) { ehca_gen_err("uncontiguous page found pgaddr=%llx " "prev_pgaddr=%llx page_list_i=%x", @@ -1993,7 +1993,7 @@ static int ehca_set_pagebuf_user2(struct ehca_mr_pginfo *pginfo, ~(pginfo->hwpage_size - 1); } if (ehca_debug_level >= 3) { - u64 val = *(u64 *)abs_to_virt(pgaddr); + u64 val = *(u64 *)__va(pgaddr); ehca_gen_dbg("kpage=%llx chunk_page=%llx " "value=%016llx", *kpage, pgaddr, val); @@ -2503,7 +2503,7 @@ static u64 ehca_map_vaddr(void *caddr) if (!ehca_bmap) return EHCA_INVAL_ADDR; - abs_addr = virt_to_abs(caddr); + abs_addr = __pa(caddr); top = ehca_calc_index(abs_addr, EHCA_TOP_INDEX_SHIFT + EHCA_SECTSHIFT); if (!ehca_bmap_valid(ehca_bmap->top[top])) return EHCA_INVAL_ADDR; |