From b59c4b3dcd2e63d7a5483df3460d47278df716f7 Mon Sep 17 00:00:00 2001 From: Hoan Tran Date: Wed, 14 Sep 2016 10:54:58 -0700 Subject: 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 Reviewed-by: Prashanth Prakash Signed-off-by: Rafael J. Wysocki --- drivers/acpi/cppc_acpi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) 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) { -- cgit v1.2.3