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| author | Mike Marciniszyn <mike.marciniszyn@intel.com> | 2018-06-20 18:43:06 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-06-22 17:12:17 +0200 |
| commit | 06e81e3e920806593fa7459ee52bf9b978a8d260 (patch) | |
| tree | 610aacb4de047e2767cb3e6908fe7205a5a7e693 /drivers/infiniband/hw/hfi1/sdma.c | |
| parent | IB/hfi1: Remove unused/writeonly devdata fields (diff) | |
| download | linux-06e81e3e920806593fa7459ee52bf9b978a8d260.tar.xz linux-06e81e3e920806593fa7459ee52bf9b978a8d260.zip | |
IB/hfi1: Remove caches of chip CSRs
Remove the sizeable cache of the chip sizing CSRs and replace with CSR
reads as needed.
Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/sdma.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/sdma.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/hfi1/sdma.c b/drivers/infiniband/hw/hfi1/sdma.c index 7fb350b87b49..88e326d6cc49 100644 --- a/drivers/infiniband/hw/hfi1/sdma.c +++ b/drivers/infiniband/hw/hfi1/sdma.c @@ -1351,7 +1351,7 @@ int sdma_init(struct hfi1_devdata *dd, u8 port) struct hfi1_pportdata *ppd = dd->pport + port; u32 per_sdma_credits; uint idle_cnt = sdma_idle_cnt; - size_t num_engines = dd->chip_sdma_engines; + size_t num_engines = chip_sdma_engines(dd); int ret = -ENOMEM; if (!HFI1_CAP_IS_KSET(SDMA)) { @@ -1360,18 +1360,18 @@ int sdma_init(struct hfi1_devdata *dd, u8 port) } if (mod_num_sdma && /* can't exceed chip support */ - mod_num_sdma <= dd->chip_sdma_engines && + mod_num_sdma <= chip_sdma_engines(dd) && /* count must be >= vls */ mod_num_sdma >= num_vls) num_engines = mod_num_sdma; dd_dev_info(dd, "SDMA mod_num_sdma: %u\n", mod_num_sdma); - dd_dev_info(dd, "SDMA chip_sdma_engines: %u\n", dd->chip_sdma_engines); + dd_dev_info(dd, "SDMA chip_sdma_engines: %u\n", chip_sdma_engines(dd)); dd_dev_info(dd, "SDMA chip_sdma_mem_size: %u\n", - dd->chip_sdma_mem_size); + chip_sdma_mem_size(dd)); per_sdma_credits = - dd->chip_sdma_mem_size / (num_engines * SDMA_BLOCK_SIZE); + chip_sdma_mem_size(dd) / (num_engines * SDMA_BLOCK_SIZE); /* set up freeze waitqueue */ init_waitqueue_head(&dd->sdma_unfreeze_wq); |