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Message-Id: <20241103-camss-msm8953-v4-1-48d0ec75958d@mainlining.org>
Date: Sun, 03 Nov 2024 10:45:34 +0100
From: Barnabás Czémán <barnabas.czeman@...nlining.org>
To: Robert Foss <rfoss@...nel.org>, Todor Tomov <todor.too@...il.com>,
Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
Mauro Carvalho Chehab <mchehab@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Barnabas Czeman <barnabas.czeman@...nlining.org>
Cc: linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: [PATCH v4 1/3] media: qcom: camss: implement pm domain ops for VFE
v4.1
MSM8917 and MSM8953 have multiple VFE power-domains they
have to be powered on/off explicitly.
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
Signed-off-by: Barnabás Czémán <barnabas.czeman@...nlining.org>
---
drivers/media/platform/qcom/camss/camss-vfe-4-1.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/media/platform/qcom/camss/camss-vfe-4-1.c b/drivers/media/platform/qcom/camss/camss-vfe-4-1.c
index 1bd3a6ef1d04d8610fd1bee0c22cdbc147c98de5..9a9007c3ff33b40f4c88cd30283f0ad42f8e8d00 100644
--- a/drivers/media/platform/qcom/camss/camss-vfe-4-1.c
+++ b/drivers/media/platform/qcom/camss/camss-vfe-4-1.c
@@ -938,7 +938,10 @@ static irqreturn_t vfe_isr(int irq, void *dev)
*/
static void vfe_4_1_pm_domain_off(struct vfe_device *vfe)
{
- /* nop */
+ if (!vfe->res->has_pd)
+ return;
+
+ vfe_pm_domain_off(vfe);
}
/*
@@ -947,7 +950,10 @@ static void vfe_4_1_pm_domain_off(struct vfe_device *vfe)
*/
static int vfe_4_1_pm_domain_on(struct vfe_device *vfe)
{
- return 0;
+ if (!vfe->res->has_pd)
+ return 0;
+
+ return vfe_pm_domain_on(vfe);
}
static const struct vfe_hw_ops_gen1 vfe_ops_gen1_4_1 = {
--
2.47.0
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