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From: <gregkh@linuxfoundation.org>
To: stanimir.varbanov@linaro.org, bryan.odonoghue@linaro.org,
	mchehab+huawei@kernel.org
Cc: <stable@vger.kernel.org>
Subject: FAILED: patch "[PATCH] media: venus: pm_helpers: Set opp clock name for v1" failed to apply to 5.10-stable tree
Date: Mon, 10 May 2021 10:16:41 +0200	[thread overview]
Message-ID: <1620634601187150@kroah.com> (raw)


The patch below does not apply to the 5.10-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 3215887167af7db9af9fa23d61321ebfbd6ed6d3 Mon Sep 17 00:00:00 2001
From: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Date: Thu, 25 Feb 2021 15:28:57 +0100
Subject: [PATCH] media: venus: pm_helpers: Set opp clock name for v1

The rate of the core clock is set through devm_pm_opp_set_rate and
to avoid errors from it we have to set the name of the clock via
dev_pm_opp_set_clkname.

Fixes: 9a538b83612c ("media: venus: core: Add support for opp tables/perf voting")
Cc: stable@vger.kernel.org # v5.10+
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c
index e349d01422c5..95b4d40ff6a5 100644
--- a/drivers/media/platform/qcom/venus/pm_helpers.c
+++ b/drivers/media/platform/qcom/venus/pm_helpers.c
@@ -279,7 +279,22 @@ static int load_scale_v1(struct venus_inst *inst)
 
 static int core_get_v1(struct venus_core *core)
 {
-	return core_clks_get(core);
+	int ret;
+
+	ret = core_clks_get(core);
+	if (ret)
+		return ret;
+
+	core->opp_table = dev_pm_opp_set_clkname(core->dev, "core");
+	if (IS_ERR(core->opp_table))
+		return PTR_ERR(core->opp_table);
+
+	return 0;
+}
+
+static void core_put_v1(struct venus_core *core)
+{
+	dev_pm_opp_put_clkname(core->opp_table);
 }
 
 static int core_power_v1(struct venus_core *core, int on)
@@ -296,6 +311,7 @@ static int core_power_v1(struct venus_core *core, int on)
 
 static const struct venus_pm_ops pm_ops_v1 = {
 	.core_get = core_get_v1,
+	.core_put = core_put_v1,
 	.core_power = core_power_v1,
 	.load_scale = load_scale_v1,
 };
@@ -368,6 +384,7 @@ static int venc_power_v3(struct device *dev, int on)
 
 static const struct venus_pm_ops pm_ops_v3 = {
 	.core_get = core_get_v1,
+	.core_put = core_put_v1,
 	.core_power = core_power_v1,
 	.vdec_get = vdec_get_v3,
 	.vdec_power = vdec_power_v3,


                 reply	other threads:[~2021-05-10  8:17 UTC|newest]

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