linux-kernel - [PATCH 01/11] habanalabs: return correct clock throttling period

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Message-Id: <20211214150551.1568192-1-ogabbay@kernel.org>
Date:   Tue, 14 Dec 2021 17:05:41 +0200
From:   Oded Gabbay <ogabbay@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     Ofir Bitton <obitton@...ana.ai>
Subject: [PATCH 01/11] habanalabs: return correct clock throttling period

From: Ofir Bitton <obitton@...ana.ai>

Current clock throttling period returned from driver was wrong due
to wrong time comparison.

Signed-off-by: Ofir Bitton <obitton@...ana.ai>
Reviewed-by: Oded Gabbay <ogabbay@...nel.org>
Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
 drivers/misc/habanalabs/common/habanalabs_ioctl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/misc/habanalabs/common/habanalabs_ioctl.c b/drivers/misc/habanalabs/common/habanalabs_ioctl.c
index 9210114beefe..f571641c19ae 100644
--- a/drivers/misc/habanalabs/common/habanalabs_ioctl.c
+++ b/drivers/misc/habanalabs/common/habanalabs_ioctl.c
@@ -335,9 +335,9 @@ static int clk_throttle_info(struct hl_fpriv *hpriv, struct hl_info_args *args)
 			ktime_to_us(hdev->clk_throttling.timestamp[i].start);
 
 		if (ktime_compare(hdev->clk_throttling.timestamp[i].end, zero_time))
-			end_time = ktime_get();
-		else
 			end_time = hdev->clk_throttling.timestamp[i].end;
+		else
+			end_time = ktime_get();
 
 		clk_throttle.clk_throttling_duration_ns[i] =
 			ktime_to_ns(ktime_sub(end_time,
-- 
2.25.1