linux-kernel - [PATCH v3 06/19] media: venus: pm_helpers: Move reset acquisition to common code

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Message-Id: <20230911-topic-mars-v3-6-79f23b81c261@linaro.org>
Date: Wed, 27 Mar 2024 19:08:44 +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 06/19] media: venus: pm_helpers: Move reset acquisition
 to common code

There is no reason to keep reset_get code local to HFIv4/v6.

Move it to the common part.

Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 drivers/media/platform/qcom/venus/core.c       |  9 ++++++++-
 drivers/media/platform/qcom/venus/pm_helpers.c | 23 -----------------------
 2 files changed, 8 insertions(+), 24 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c
index 5ab3c414ec0f..0652065cb113 100644
--- a/drivers/media/platform/qcom/venus/core.c
+++ b/drivers/media/platform/qcom/venus/core.c
@@ -15,6 +15,7 @@
 #include <linux/of_platform.h>
 #include <linux/platform_device.h>
 #include <linux/pm_opp.h>
+#include <linux/reset.h>
 #include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/pm_domain.h>
@@ -286,7 +287,7 @@ static int venus_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct venus_core *core;
-	int ret;
+	int i, ret;
 
 	core = devm_kzalloc(dev, sizeof(*core), GFP_KERNEL);
 	if (!core)
@@ -324,6 +325,12 @@ static int venus_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;
 
+	for (i = 0; i < core->res->resets_num; i++) {
+		core->resets[i] = devm_reset_control_get_exclusive(dev, core->res->resets[i]);
+		if (IS_ERR(core->resets[i]))
+			return PTR_ERR(core->resets[i]);
+	}
+
 	if (core->pm_ops->core_get) {
 		ret = core->pm_ops->core_get(core);
 		if (ret)
diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c
index 730c4b593cec..5b2a40a2f524 100644
--- a/drivers/media/platform/qcom/venus/pm_helpers.c
+++ b/drivers/media/platform/qcom/venus/pm_helpers.c
@@ -939,25 +939,6 @@ static int core_resets_reset(struct venus_core *core)
 	return ret;
 }
 
-static int core_resets_get(struct venus_core *core)
-{
-	struct device *dev = core->dev;
-	const struct venus_resources *res = core->res;
-	unsigned int i;
-	int ret;
-
-	for (i = 0; i < res->resets_num; i++) {
-		core->resets[i] =
-			devm_reset_control_get_exclusive(dev, res->resets[i]);
-		if (IS_ERR(core->resets[i])) {
-			ret = PTR_ERR(core->resets[i]);
-			return ret;
-		}
-	}
-
-	return 0;
-}
-
 static int core_get_v4(struct venus_core *core)
 {
 	struct device *dev = core->dev;
@@ -981,10 +962,6 @@ static int core_get_v4(struct venus_core *core)
 	if (ret)
 		return ret;
 
-	ret = core_resets_get(core);
-	if (ret)
-		return ret;
-
 	if (legacy_binding)
 		return 0;
 

-- 
2.44.0