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ACPI: PCC: Fix Tx acknowledge in the PCC address space handler
[ Upstream commit18729106c2
] Currently, mbox_client_txdone() is called from the PCC address space handler and that expects the user the Tx state machine to be controlled by the client which is not the case and the below warning is thrown: | PCCT: Client can't run the TX ticker Let the controller run the state machine and the end of Tx can be acknowledge by calling mbox_chan_txdone() instead. Fixes:77e2a04745
("ACPI: PCC: Implement OperationRegion handler for the PCC Type 3 subtype") Signed-off-by: Huisong Li <lihuisong@huawei.com> Reviewed-by: Sudeep Holla <sudeep.holla@arm.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -121,7 +121,7 @@ acpi_pcc_address_space_handler(u32 function, acpi_physical_address addr,
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}
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}
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mbox_client_txdone(data->pcc_chan->mchan, ret);
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mbox_chan_txdone(data->pcc_chan->mchan, ret);
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memcpy_fromio(value, data->pcc_comm_addr, data->ctx.length);
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