diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_hw.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_hw.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_hw.c b/drivers/net/ethernet/qlogic/qed/qed_hw.c index 2693c30981eb..e17885321faf 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_hw.c +++ b/drivers/net/ethernet/qlogic/qed/qed_hw.c @@ -769,6 +769,29 @@ int qed_dmae_host2grc(struct qed_hwfn *p_hwfn, } int +qed_dmae_grc2host(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u32 grc_addr, + dma_addr_t dest_addr, u32 size_in_dwords, u32 flags) +{ + u32 grc_addr_in_dw = grc_addr / sizeof(u32); + struct qed_dmae_params params; + int rc; + + memset(¶ms, 0, sizeof(struct qed_dmae_params)); + params.flags = flags; + + mutex_lock(&p_hwfn->dmae_info.mutex); + + rc = qed_dmae_execute_command(p_hwfn, p_ptt, grc_addr_in_dw, + dest_addr, QED_DMAE_ADDRESS_GRC, + QED_DMAE_ADDRESS_HOST_VIRT, + size_in_dwords, ¶ms); + + mutex_unlock(&p_hwfn->dmae_info.mutex); + + return rc; +} + +int qed_dmae_host2host(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, dma_addr_t source_addr, |