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Subject: media: venus: pm_helpers: Check instance state when calculate instance 
frequency
Author:  Stanimir Varbanov <[email protected]>
Date:    Wed Nov 11 15:37:52 2020 +0100

Skip calculating instance frequency if it is not in running state.

Signed-off-by: Stanimir Varbanov <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>

 drivers/media/platform/qcom/venus/pm_helpers.c | 3 +++
 1 file changed, 3 insertions(+)

---

diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c 
b/drivers/media/platform/qcom/venus/pm_helpers.c
index a3850261d697..89f20c2255ea 100644
--- a/drivers/media/platform/qcom/venus/pm_helpers.c
+++ b/drivers/media/platform/qcom/venus/pm_helpers.c
@@ -939,6 +939,9 @@ static unsigned long calculate_inst_freq(struct venus_inst 
*inst,
 
        mbs_per_sec = load_per_instance(inst);
 
+       if (inst->state != INST_START)
+               return 0;
+
        vpp_freq = mbs_per_sec * inst->clk_data.codec_freq_data->vpp_freq;
        /* 21 / 20 is overhead factor */
        vpp_freq += vpp_freq / 20;

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