linux-kernel - [PATCH v2 4/5] clk: mediatek: mt8183: Add CLK_VDEC

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Message-ID: <20230607205714.510012-5-nfraprado@collabora.com>
Date:   Wed,  7 Jun 2023 16:53:41 -0400
From:   Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>
To:     Matthias Brugger <matthias.bgg@...il.com>,
        Hans Verkuil <hverkuil-cisco@...all.nl>
Cc:     kernel@...labora.com,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>, Chen-Yu Tsai <wenst@...omium.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Miles Chen <miles.chen@...iatek.com>,
        Rob Herring <robh+dt@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org
Subject: [PATCH v2 4/5] clk: mediatek: mt8183: Add CLK_VDEC_ACTIVE to vdec

Add the CLK_VDEC_ACTIVE clock to the vdec clock driver. This clock is
enabled by the VPU once it starts decoding.

Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>

---

Changes in v2:
- Added CLK_IGNORE_UNUSED flag

 drivers/clk/mediatek/clk-mt8183-vdec.c | 5 +++++
 include/dt-bindings/clock/mt8183-clk.h | 3 ++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/mediatek/clk-mt8183-vdec.c b/drivers/clk/mediatek/clk-mt8183-vdec.c
index 513b7956cbea..03c4f1acfdb8 100644
--- a/drivers/clk/mediatek/clk-mt8183-vdec.c
+++ b/drivers/clk/mediatek/clk-mt8183-vdec.c
@@ -27,6 +27,10 @@ static const struct mtk_gate_regs vdec1_cg_regs = {
 	GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift,	\
 		&mtk_clk_gate_ops_setclr_inv)
 
+#define GATE_VDEC0(_id, _name, _parent, _shift)		\
+	GATE_MTK_FLAGS(_id, _name, _parent, &vdec0_cg_regs, _shift,	\
+		&mtk_clk_gate_ops_setclr, CLK_IGNORE_UNUSED)
+
 #define GATE_VDEC1_I(_id, _name, _parent, _shift)		\
 	GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift,	\
 		&mtk_clk_gate_ops_setclr_inv)
@@ -34,6 +38,7 @@ static const struct mtk_gate_regs vdec1_cg_regs = {
 static const struct mtk_gate vdec_clks[] = {
 	/* VDEC0 */
 	GATE_VDEC0_I(CLK_VDEC_VDEC, "vdec_vdec", "mm_sel", 0),
+	GATE_VDEC0(CLK_VDEC_ACTIVE, "vdec_active", "mm_sel", 4),
 	/* VDEC1 */
 	GATE_VDEC1_I(CLK_VDEC_LARB1, "vdec_larb1", "mm_sel", 0),
 };
diff --git a/include/dt-bindings/clock/mt8183-clk.h b/include/dt-bindings/clock/mt8183-clk.h
index a7b470b0ec8a..32dd7d91dbe2 100644
--- a/include/dt-bindings/clock/mt8183-clk.h
+++ b/include/dt-bindings/clock/mt8183-clk.h
@@ -357,7 +357,8 @@
 /* VDEC_GCON */
 #define CLK_VDEC_VDEC			0
 #define CLK_VDEC_LARB1			1
-#define CLK_VDEC_NR_CLK			2
+#define CLK_VDEC_ACTIVE			2
+#define CLK_VDEC_NR_CLK			3
 
 /* VENC_GCON */
 #define CLK_VENC_LARB			0
-- 
2.41.0