diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/pcie')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/trans.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 9f317b016df8..09d2ed1e8020 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -668,6 +668,20 @@ static u32 iwl_trans_pcie_read32(struct iwl_trans *trans, u32 ofs) return readl(IWL_TRANS_GET_PCIE_TRANS(trans)->hw_base + ofs); } +static u32 iwl_trans_pcie_read_prph(struct iwl_trans *trans, u32 reg) +{ + iwl_trans_pcie_write32(trans, HBUS_TARG_PRPH_RADDR, reg | (3 << 24)); + return iwl_trans_pcie_read32(trans, HBUS_TARG_PRPH_RDAT); +} + +static void iwl_trans_pcie_write_prph(struct iwl_trans *trans, u32 addr, + u32 val) +{ + iwl_trans_pcie_write32(trans, HBUS_TARG_PRPH_WADDR, + ((addr & 0x0000FFFF) | (3 << 24))); + iwl_trans_pcie_write32(trans, HBUS_TARG_PRPH_WDAT, val); +} + static void iwl_trans_pcie_configure(struct iwl_trans *trans, const struct iwl_trans_config *trans_cfg) { @@ -1223,6 +1237,8 @@ static const struct iwl_trans_ops trans_ops_pcie = { .write8 = iwl_trans_pcie_write8, .write32 = iwl_trans_pcie_write32, .read32 = iwl_trans_pcie_read32, + .read_prph = iwl_trans_pcie_read_prph, + .write_prph = iwl_trans_pcie_write_prph, .configure = iwl_trans_pcie_configure, .set_pmi = iwl_trans_pcie_set_pmi, }; |