iwlwifi: pcie: read correct prph address for newer devices
For newer devices we have higher range of periphery addresses. Currently it is masked out, so we end up reading another address. Signed-off-by: Sara Sharon <sara.sharon@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
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@ -1805,18 +1805,30 @@ static u32 iwl_trans_pcie_read32(struct iwl_trans *trans, u32 ofs)
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return readl(IWL_TRANS_GET_PCIE_TRANS(trans)->hw_base + ofs);
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}
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static u32 iwl_trans_pcie_prph_msk(struct iwl_trans *trans)
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{
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if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560)
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return 0x00FFFFFF;
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else
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return 0x000FFFFF;
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}
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static u32 iwl_trans_pcie_read_prph(struct iwl_trans *trans, u32 reg)
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{
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u32 mask = iwl_trans_pcie_prph_msk(trans);
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iwl_trans_pcie_write32(trans, HBUS_TARG_PRPH_RADDR,
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((reg & 0x000FFFFF) | (3 << 24)));
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((reg & mask) | (3 << 24)));
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return iwl_trans_pcie_read32(trans, HBUS_TARG_PRPH_RDAT);
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}
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static void iwl_trans_pcie_write_prph(struct iwl_trans *trans, u32 addr,
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u32 val)
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{
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u32 mask = iwl_trans_pcie_prph_msk(trans);
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iwl_trans_pcie_write32(trans, HBUS_TARG_PRPH_WADDR,
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((addr & 0x000FFFFF) | (3 << 24)));
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((addr & mask) | (3 << 24)));
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iwl_trans_pcie_write32(trans, HBUS_TARG_PRPH_WDAT, val);
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}
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