Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1483512 > unrolled thread
| Started by | Hoan Tran <hotran@apm.com> |
|---|---|
| First post | 2016-09-14 20:00 +0200 |
| Last post | 2016-09-14 20:00 +0200 |
| Articles | 1 — 1 participant |
Back to article view | Back to linux.kernel
[RESEND PATCH] ACPI: CPPC: Support PCC with interrupt flag Hoan Tran <hotran@apm.com> - 2016-09-14 20:00 +0200
| From | Hoan Tran <hotran@apm.com> |
|---|---|
| Date | 2016-09-14 20:00 +0200 |
| Subject | [RESEND PATCH] ACPI: CPPC: Support PCC with interrupt flag |
| Message-ID | <shmDv-3Sa-5@gated-at.bofh.it> |
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>
---
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 3d1ae6d..d0d0504 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) {
--
1.9.1
Back to top | Article view | linux.kernel
csiph-web