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authorRodrigo Vivi <rodrigo.vivi@intel.com>2024-04-02 08:17:13 -0400
committerRodrigo Vivi <rodrigo.vivi@intel.com>2024-04-02 08:17:13 -0400
commit5add703f6acad1c63f8a532b6de56e50d548e904 (patch)
treebe39a82716119cd8b7cf7e2734baf8cd9a80ceb7 /drivers/crypto/intel/qat/qat_common/adf_clock.c
parent71cdfa8cad300caa7afcbba09776bbc8dcfa9e39 (diff)
parent39cd87c4eb2b893354f3b850f916353f2658ae6f (diff)
Merge drm/drm-next into drm-intel-next
Catching up on 6.9-rc2 Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/crypto/intel/qat/qat_common/adf_clock.c')
-rw-r--r--drivers/crypto/intel/qat/qat_common/adf_clock.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/crypto/intel/qat/qat_common/adf_clock.c b/drivers/crypto/intel/qat/qat_common/adf_clock.c
index 01e0a389e462..cf89f57de2a7 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_clock.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_clock.c
@@ -83,6 +83,9 @@ static int measure_clock(struct adf_accel_dev *accel_dev, u32 *frequency)
}
delta_us = timespec_to_us(&ts3) - timespec_to_us(&ts1);
+ if (!delta_us)
+ return -EINVAL;
+
temp = (timestamp2 - timestamp1) * ME_CLK_DIVIDER * 10;
temp = DIV_ROUND_CLOSEST_ULL(temp, delta_us);
/*