linux-kernel - [PATCH v3 18/19] media: venus: pm_helpers: Commonize venc

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Message-Id: <20230911-topic-mars-v3-18-79f23b81c261@linaro.org>
Date: Wed, 27 Mar 2024 19:08:56 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Stanimir Varbanov <stanimir.k.varbanov@...il.com>, 
 Vikash Garodia <quic_vgarodia@...cinc.com>, 
 Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
 Andy Gross <agross@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
 Mauro Carvalho Chehab <mchehab@...nel.org>, 
 Dikshita Agarwal <quic_dikshita@...cinc.com>, 
 Philipp Zabel <p.zabel@...gutronix.de>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>, 
 Stanimir Varbanov <stanimir.varbanov@...aro.org>, 
 Mauro Carvalho Chehab <mchehab+huawei@...nel.org>, 
 linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v3 18/19] media: venus: pm_helpers: Commonize venc_get()

This function can be very easily commonized between the supported gens.
Do so!

Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 drivers/media/platform/qcom/venus/pm_helpers.c | 19 -------------------
 drivers/media/platform/qcom/venus/pm_helpers.h |  1 -
 drivers/media/platform/qcom/venus/venc.c       |  9 +++++++--
 3 files changed, 7 insertions(+), 22 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c
index 3818384bae10..5d174b83926b 100644
--- a/drivers/media/platform/qcom/venus/pm_helpers.c
+++ b/drivers/media/platform/qcom/venus/pm_helpers.c
@@ -363,13 +363,6 @@ static int vdec_power_v3(struct device *dev, int on)
 	return ret;
 }
 
-static int venc_get_v3(struct device *dev)
-{
-	struct venus_core *core = dev_get_drvdata(dev);
-
-	return vcodec_clks_get(core, dev, 1);
-}
-
 static int venc_power_v3(struct device *dev, int on)
 {
 	struct venus_core *core = dev_get_drvdata(dev);
@@ -389,7 +382,6 @@ static int venc_power_v3(struct device *dev, int on)
 
 static const struct venus_pm_ops pm_ops_v3 = {
 	.vdec_power = vdec_power_v3,
-	.venc_get = venc_get_v3,
 	.venc_power = venc_power_v3,
 	.load_scale = load_scale_v1,
 };
@@ -785,16 +777,6 @@ static int vdec_power_v4(struct device *dev, int on)
 	return ret;
 }
 
-static int venc_get_v4(struct device *dev)
-{
-	struct venus_core *core = dev_get_drvdata(dev);
-
-	if (!legacy_binding)
-		return 0;
-
-	return vcodec_clks_get(core, dev, 1);
-}
-
 static void venc_put_v4(struct device *dev)
 {
 	struct venus_core *core = dev_get_drvdata(dev);
@@ -1092,7 +1074,6 @@ static int load_scale_v4(struct venus_inst *inst)
 static const struct venus_pm_ops pm_ops_v4 = {
 	.vdec_put = vdec_put_v4,
 	.vdec_power = vdec_power_v4,
-	.venc_get = venc_get_v4,
 	.venc_put = venc_put_v4,
 	.venc_power = venc_power_v4,
 	.coreid_power = coreid_power_v4,
diff --git a/drivers/media/platform/qcom/venus/pm_helpers.h b/drivers/media/platform/qcom/venus/pm_helpers.h
index 4afc57dac865..cbf54e6c6eab 100644
--- a/drivers/media/platform/qcom/venus/pm_helpers.h
+++ b/drivers/media/platform/qcom/venus/pm_helpers.h
@@ -13,7 +13,6 @@ struct venus_pm_ops {
 	void (*vdec_put)(struct device *dev);
 	int (*vdec_power)(struct device *dev, int on);
 
-	int (*venc_get)(struct device *dev);
 	void (*venc_put)(struct device *dev);
 	int (*venc_power)(struct device *dev, int on);
 
diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
index 3ec2fb8d9fab..d17aeba74b49 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -1557,8 +1557,13 @@ static int venc_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, core);
 
-	if (core->pm_ops->venc_get) {
-		ret = core->pm_ops->venc_get(dev);
+	/*
+	 * If the vcodec core clock is missing by now, it either doesn't exist
+	 * (8916) or deprecated bindings with pre-assigned core functions and
+	 * resources under the decoder node are in use.
+	 */
+	if (!core->vcodec_core_clks[1]) {
+		ret = vcodec_clks_get(core, dev, 1);
 		if (ret)
 			return ret;
 	}

-- 
2.44.0