Message ID | 1558579041-23465-1-git-send-email-vishal@chelsio.com |
---|---|
State | Accepted |
Delegated to: | David Miller |
Headers | show |
Series | [net] cxgb4: Revert "cxgb4: Remove SGE_HOST_PAGE_SIZE dependency on page size" | expand |
From: Vishal Kulkarni <vishal@chelsio.com> Date: Thu, 23 May 2019 08:07:21 +0530 > This reverts commit 2391b0030e241386d710df10e53e2cfc3c5d4fc1 which has > introduced regression. Now SGE's BAR2 Doorbell/GTS Page Size is > interpreted correctly in the firmware itself by using actual host > page size. Hence previous commit needs to be reverted. > > Signed-off-by: Vishal Kulkarni <vishal@chelsio.com> Applied and queued up for -stable.
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 866ee31..c36cb6a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -7284,10 +7284,21 @@ int t4_fixup_host_params(struct adapter *adap, unsigned int page_size, unsigned int cache_line_size) { unsigned int page_shift = fls(page_size) - 1; + unsigned int sge_hps = page_shift - 10; unsigned int stat_len = cache_line_size > 64 ? 128 : 64; unsigned int fl_align = cache_line_size < 32 ? 32 : cache_line_size; unsigned int fl_align_log = fls(fl_align) - 1; + t4_write_reg(adap, SGE_HOST_PAGE_SIZE_A, + HOSTPAGESIZEPF0_V(sge_hps) | + HOSTPAGESIZEPF1_V(sge_hps) | + HOSTPAGESIZEPF2_V(sge_hps) | + HOSTPAGESIZEPF3_V(sge_hps) | + HOSTPAGESIZEPF4_V(sge_hps) | + HOSTPAGESIZEPF5_V(sge_hps) | + HOSTPAGESIZEPF6_V(sge_hps) | + HOSTPAGESIZEPF7_V(sge_hps)); + if (is_t4(adap->params.chip)) { t4_set_reg_field(adap, SGE_CONTROL_A, INGPADBOUNDARY_V(INGPADBOUNDARY_M) |
This reverts commit 2391b0030e241386d710df10e53e2cfc3c5d4fc1 which has introduced regression. Now SGE's BAR2 Doorbell/GTS Page Size is interpreted correctly in the firmware itself by using actual host page size. Hence previous commit needs to be reverted. Signed-off-by: Vishal Kulkarni <vishal@chelsio.com> --- drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 11 +++++++++++ 1 file changed, 11 insertions(+)