linux-kernel - [PATCH v2 1/4] clk: mmp2: Move number of clocks to driver source

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230812-mmp-nr-clks-v2-1-f9271bd7eaa5@skole.hr>
Date:   Sat, 12 Aug 2023 12:02:56 +0200
From:   Duje Mihanović <duje.mihanovic@...le.hr>
To:     Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc:     linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org,
        Duje Mihanović <duje.mihanovic@...le.hr>
Subject: [PATCH v2 1/4] clk: mmp2: Move number of clocks to driver source

The number of clocks should not be in the dt binding as it is not used
by the respective device tree and thus needlessly bloats the ABI.

Move this number of clocks into the driver source.

Signed-off-by: Duje Mihanović <duje.mihanovic@...le.hr>
---
 drivers/clk/mmp/clk-audio.c                    | 6 ++++--
 drivers/clk/mmp/clk-of-mmp2.c                  | 4 +++-
 include/dt-bindings/clock/marvell,mmp2-audio.h | 1 -
 include/dt-bindings/clock/marvell,mmp2.h       | 1 -
 4 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/clk/mmp/clk-audio.c b/drivers/clk/mmp/clk-audio.c
index 6fb1aa9487b5..ae521aaf8cdc 100644
--- a/drivers/clk/mmp/clk-audio.c
+++ b/drivers/clk/mmp/clk-audio.c
@@ -55,6 +55,8 @@
 #define SSPA_AUD_PLL_CTRL1_DIV_OCLK_PATTERN_MASK (0x7ff << 0)
 #define SSPA_AUD_PLL_CTRL1_DIV_OCLK_PATTERN(x)	((x) << 0)
 
+#define CLK_AUDIO_NR_CLKS			3
+
 struct mmp2_audio_clk {
 	void __iomem *mmio_base;
 
@@ -336,7 +338,7 @@ static int register_clocks(struct mmp2_audio_clk *priv, struct device *dev)
 	priv->clk_data.hws[MMP2_CLK_AUDIO_SYSCLK] = &priv->sysclk_gate.hw;
 	priv->clk_data.hws[MMP2_CLK_AUDIO_SSPA0] = &priv->sspa0_gate.hw;
 	priv->clk_data.hws[MMP2_CLK_AUDIO_SSPA1] = &priv->sspa1_gate.hw;
-	priv->clk_data.num = MMP2_CLK_AUDIO_NR_CLKS;
+	priv->clk_data.num = CLK_AUDIO_NR_CLKS;
 
 	return of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get,
 				      &priv->clk_data);
@@ -349,7 +351,7 @@ static int mmp2_audio_clk_probe(struct platform_device *pdev)
 
 	priv = devm_kzalloc(&pdev->dev,
 			    struct_size(priv, clk_data.hws,
-					MMP2_CLK_AUDIO_NR_CLKS),
+					CLK_AUDIO_NR_CLKS),
 			    GFP_KERNEL);
 	if (!priv)
 		return -ENOMEM;
diff --git a/drivers/clk/mmp/clk-of-mmp2.c b/drivers/clk/mmp/clk-of-mmp2.c
index bcf60f43aa13..eaad36ee323d 100644
--- a/drivers/clk/mmp/clk-of-mmp2.c
+++ b/drivers/clk/mmp/clk-of-mmp2.c
@@ -78,6 +78,8 @@
 #define MPMU_PLL_DIFF_CTRL	0x68
 #define MPMU_PLL2_CTRL1		0x414
 
+#define NR_CLKS		200
+
 enum mmp2_clk_model {
 	CLK_MODEL_MMP2,
 	CLK_MODEL_MMP3,
@@ -543,7 +545,7 @@ static void __init mmp2_clk_init(struct device_node *np)
 
 	mmp2_pm_domain_init(np, pxa_unit);
 
-	mmp_clk_init(np, &pxa_unit->unit, MMP2_NR_CLKS);
+	mmp_clk_init(np, &pxa_unit->unit, NR_CLKS);
 
 	mmp2_main_clk_init(pxa_unit);
 
diff --git a/include/dt-bindings/clock/marvell,mmp2-audio.h b/include/dt-bindings/clock/marvell,mmp2-audio.h
index 20664776f497..9653e04dedc3 100644
--- a/include/dt-bindings/clock/marvell,mmp2-audio.h
+++ b/include/dt-bindings/clock/marvell,mmp2-audio.h
@@ -6,5 +6,4 @@
 #define MMP2_CLK_AUDIO_SSPA0		1
 #define MMP2_CLK_AUDIO_SSPA1		2
 
-#define MMP2_CLK_AUDIO_NR_CLKS		3
 #endif
diff --git a/include/dt-bindings/clock/marvell,mmp2.h b/include/dt-bindings/clock/marvell,mmp2.h
index f0819d66b230..88c2d716476f 100644
--- a/include/dt-bindings/clock/marvell,mmp2.h
+++ b/include/dt-bindings/clock/marvell,mmp2.h
@@ -91,5 +91,4 @@
 #define MMP3_CLK_SDH4			126
 #define MMP2_CLK_AUDIO			127
 
-#define MMP2_NR_CLKS			200
 #endif

-- 
2.41.0