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authorHoan Tran <hotran@apm.com>2016-09-14 10:54:58 -0700
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-09-17 01:14:24 +0200
commitb59c4b3dcd2e63d7a5483df3460d47278df716f7 (patch)
tree5153f188b0fbf6a48b63344402ba042ba02fe144 /drivers/acpi/cppc_acpi.c
parent41dd64038970139c562d07ee7ff4e41245611b4a (diff)
downloadlinux-b59c4b3dcd2e63d7a5483df3460d47278df716f7.tar.bz2
ACPI / CPPC: Support PCC with interrupt flag
For PCC mailbox with interrupt flag, CPPC should call mbox_chan_txdone() function to notify the mailbox framework about TX completion. Signed-off-by: Hoan Tran <hotran@apm.com> Reviewed-by: Prashanth Prakash <pprakash@codeaurora.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/cppc_acpi.c')
-rw-r--r--drivers/acpi/cppc_acpi.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
index 3d1ae6d37178..d0d0504b7c89 100644
--- a/drivers/acpi/cppc_acpi.c
+++ b/drivers/acpi/cppc_acpi.c
@@ -311,7 +311,10 @@ static int send_pcc_cmd(u16 cmd)
if (pcc_data.pcc_mrtt)
last_cmd_cmpl_time = ktime_get();
- mbox_client_txdone(pcc_data.pcc_channel, ret);
+ if (pcc_data.pcc_channel->mbox->txdone_irq)
+ mbox_chan_txdone(pcc_data.pcc_channel, ret);
+ else
+ mbox_client_txdone(pcc_data.pcc_channel, ret);
end:
if (cmd == CMD_WRITE) {