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From: Abel Vesa <abel.vesa@linaro.org>
To: "Rafael J . Wysocki" <rafael@kernel.org>,
	Kevin Hilman <khilman@kernel.org>,
	Ulf Hansson <ulf.hansson@linaro.org>, Pavel Machek <pavel@ucw.cz>,
	Len Brown <len.brown@intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Andy Gross <agross@kernel.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>,
	Mike Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Taniya Das <tdas@qti.qualcomm.com>
Cc: linux-pm@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	linux-arm-msm@vger.kernel.org,
	Jagadeesh Kona <quic_jkona@quicinc.com>
Subject: [PATCH v3 4/5] clk: qcom: Use HW_CTRL_TRIGGER flag to switch video GDSC to HW mode
Date: Wed, 23 Aug 2023 14:45:27 +0300	[thread overview]
Message-ID: <20230823114528.3677667-5-abel.vesa@linaro.org> (raw)
In-Reply-To: <20230823114528.3677667-1-abel.vesa@linaro.org>

From: Jagadeesh Kona <quic_jkona@quicinc.com>

The current HW_CTRL flag switches the video GDSC to HW control mode as
part of GDSC enable itself, instead of that use HW_CTRL_TRIGGER flag to
give consumer drivers more control and switch the GDSC mode as and when
required.

HW_CTRL_TRIGGER flag allows consumer drivers to switch the video GDSC to
HW/SW control modes at runtime using dev_pm_genpd_set_hwmode API.

Signed-off-by: Jagadeesh Kona <quic_jkona@quicinc.com>
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
---

Changes since v2:
 * The 5th patch was squashed into this one. No other change done.

 drivers/clk/qcom/videocc-sc7180.c | 2 +-
 drivers/clk/qcom/videocc-sc7280.c | 2 +-
 drivers/clk/qcom/videocc-sdm845.c | 4 ++--
 drivers/clk/qcom/videocc-sm8250.c | 4 ++--
 drivers/clk/qcom/videocc-sm8550.c | 4 ++--
 5 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/clk/qcom/videocc-sc7180.c b/drivers/clk/qcom/videocc-sc7180.c
index 5b9b54f616b8..51439f7ba70c 100644
--- a/drivers/clk/qcom/videocc-sc7180.c
+++ b/drivers/clk/qcom/videocc-sc7180.c
@@ -166,7 +166,7 @@ static struct gdsc vcodec0_gdsc = {
 	.pd = {
 		.name = "vcodec0_gdsc",
 	},
-	.flags = HW_CTRL,
+	.flags = HW_CTRL_TRIGGER,
 	.pwrsts = PWRSTS_OFF_ON,
 };
 
diff --git a/drivers/clk/qcom/videocc-sc7280.c b/drivers/clk/qcom/videocc-sc7280.c
index 615695d82319..3d07b1e95986 100644
--- a/drivers/clk/qcom/videocc-sc7280.c
+++ b/drivers/clk/qcom/videocc-sc7280.c
@@ -236,7 +236,7 @@ static struct gdsc mvs0_gdsc = {
 		.name = "mvs0_gdsc",
 	},
 	.pwrsts = PWRSTS_OFF_ON,
-	.flags = HW_CTRL | RETAIN_FF_ENABLE,
+	.flags = HW_CTRL_TRIGGER | RETAIN_FF_ENABLE,
 };
 
 static struct gdsc mvsc_gdsc = {
diff --git a/drivers/clk/qcom/videocc-sdm845.c b/drivers/clk/qcom/videocc-sdm845.c
index c77a4dd5d39c..dad011c48973 100644
--- a/drivers/clk/qcom/videocc-sdm845.c
+++ b/drivers/clk/qcom/videocc-sdm845.c
@@ -260,7 +260,7 @@ static struct gdsc vcodec0_gdsc = {
 	},
 	.cxcs = (unsigned int []){ 0x890, 0x930 },
 	.cxc_count = 2,
-	.flags = HW_CTRL | POLL_CFG_GDSCR,
+	.flags = HW_CTRL_TRIGGER | POLL_CFG_GDSCR,
 	.pwrsts = PWRSTS_OFF_ON,
 };
 
@@ -271,7 +271,7 @@ static struct gdsc vcodec1_gdsc = {
 	},
 	.cxcs = (unsigned int []){ 0x8d0, 0x950 },
 	.cxc_count = 2,
-	.flags = HW_CTRL | POLL_CFG_GDSCR,
+	.flags = HW_CTRL_TRIGGER | POLL_CFG_GDSCR,
 	.pwrsts = PWRSTS_OFF_ON,
 };
 
diff --git a/drivers/clk/qcom/videocc-sm8250.c b/drivers/clk/qcom/videocc-sm8250.c
index ad46c4014a40..c1b73d852f1c 100644
--- a/drivers/clk/qcom/videocc-sm8250.c
+++ b/drivers/clk/qcom/videocc-sm8250.c
@@ -293,7 +293,7 @@ static struct gdsc mvs0_gdsc = {
 	.pd = {
 		.name = "mvs0_gdsc",
 	},
-	.flags = HW_CTRL,
+	.flags = HW_CTRL_TRIGGER,
 	.pwrsts = PWRSTS_OFF_ON,
 };
 
@@ -302,7 +302,7 @@ static struct gdsc mvs1_gdsc = {
 	.pd = {
 		.name = "mvs1_gdsc",
 	},
-	.flags = HW_CTRL,
+	.flags = HW_CTRL_TRIGGER,
 	.pwrsts = PWRSTS_OFF_ON,
 };
 
diff --git a/drivers/clk/qcom/videocc-sm8550.c b/drivers/clk/qcom/videocc-sm8550.c
index 3bb136ec31b1..504b2ef264eb 100644
--- a/drivers/clk/qcom/videocc-sm8550.c
+++ b/drivers/clk/qcom/videocc-sm8550.c
@@ -324,7 +324,7 @@ static struct gdsc video_cc_mvs0_gdsc = {
 	},
 	.pwrsts = PWRSTS_OFF_ON,
 	.parent = &video_cc_mvs0c_gdsc.pd,
-	.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | HW_CTRL,
+	.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | HW_CTRL_TRIGGER,
 };
 
 static struct gdsc video_cc_mvs1c_gdsc = {
@@ -349,7 +349,7 @@ static struct gdsc video_cc_mvs1_gdsc = {
 	},
 	.pwrsts = PWRSTS_OFF_ON,
 	.parent = &video_cc_mvs1c_gdsc.pd,
-	.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | HW_CTRL,
+	.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | HW_CTRL_TRIGGER,
 };
 
 static struct clk_regmap *video_cc_sm8550_clocks[] = {
-- 
2.34.1


  parent reply	other threads:[~2023-08-23 11:45 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-23 11:45 [PATCH v3 0/5] PM: domains: Add control for switching back and forth to HW control Abel Vesa
2023-08-23 11:45 ` [PATCH v3 1/5] PM: domains: Allow devices attached to genpd to be managed by HW Abel Vesa
2023-08-23 11:45 ` [PATCH v3 2/5] PM: domains: Add the domain HW-managed mode to the summary Abel Vesa
2023-08-23 16:22   ` Ulf Hansson
2023-08-23 11:45 ` [PATCH v3 3/5] clk: qcom: gdsc: Add set and get hwmode callbacks to switch GDSC mode Abel Vesa
2023-08-23 11:45 ` Abel Vesa [this message]
2023-08-23 11:45 ` [PATCH v3 5/5] venus: pm_helpers: Use dev_pm_genpd_set_hwmode " Abel Vesa
2023-08-23 16:29 ` [PATCH v3 0/5] PM: domains: Add control for switching back and forth to HW control Ulf Hansson

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