[PATCH] sound: Convert to using %pOFn instead of device_node.name

[PATCH] sound: Convert to using %pOFn instead of device_node.name

[Rob Herring]

In preparation to remove the node name pointer from struct device_node,
convert printf users to use the %pOFn format specifier.

Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: alsa-devel@alsa-project.org
Signed-off-by: Rob Herring <robh@kernel.org>
---
 sound/aoa/soundbus/i2sbus/core.c | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/sound/aoa/soundbus/i2sbus/core.c b/sound/aoa/soundbus/i2sbus/core.c
index 000b58522106..bf32e1c74748 100644
--- a/sound/aoa/soundbus/i2sbus/core.c
+++ b/sound/aoa/soundbus/i2sbus/core.c
@@ -157,18 +157,19 @@ static int i2sbus_add_dev(struct macio_dev *macio,
 	struct device_node *child = NULL, *sound = NULL;
 	struct resource *r;
 	int i, layout = 0, rlen, ok = force;
-	static const char *rnames[] = { "i2sbus: %s (control)",
-					"i2sbus: %s (tx)",
-					"i2sbus: %s (rx)" };
+	char node_name[6];
+	static const char *rnames[] = { "i2sbus: %pOFn (control)",
+					"i2sbus: %pOFn (tx)",
+					"i2sbus: %pOFn (rx)" };
 	static irq_handler_t ints[] = {
 		i2sbus_bus_intr,
 		i2sbus_tx_intr,
 		i2sbus_rx_intr
 	};
 
-	if (strlen(np->name) != 5)
+	if (snprintf(node_name, sizeof(node_name), "%pOFn", np) != 5)
 		return 0;
-	if (strncmp(np->name, "i2s-", 4))
+	if (strncmp(np, "i2s-", 4))
 		return 0;
 
 	dev = kzalloc(sizeof(struct i2sbus_dev), GFP_KERNEL);
@@ -228,13 +229,13 @@ static int i2sbus_add_dev(struct macio_dev *macio,
 	dev->sound.pcmid = -1;
 	dev->macio = macio;
 	dev->control = control;
-	dev->bus_number = np->name[4] - 'a';
+	dev->bus_number = node_name[4] - 'a';
 	INIT_LIST_HEAD(&dev->sound.codec_list);
 
 	for (i = aoa_resource_i2smmio; i <= aoa_resource_rxdbdma; i++) {
 		dev->interrupts[i] = -1;
 		snprintf(dev->rnames[i], sizeof(dev->rnames[i]),
-			 rnames[i], np->name);
+			 rnames[i], np);
 	}
 	for (i = aoa_resource_i2smmio; i <= aoa_resource_rxdbdma; i++) {
 		int irq = irq_of_parse_and_map(np, i);
-- 
2.17.1

Re: [PATCH] sound: Convert to using %pOFn instead of device_node.name

[Andy Shevchenko]

On Tue, Aug 28, 2018 at 4:56 AM Rob Herring <robh@kernel.org> wrote:
>
> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.

> +       if (snprintf(node_name, sizeof(node_name), "%pOFn", np) != 5)
>                 return 0;

> +       if (strncmp(np, "i2s-", 4))
>                 return 0;

Shouldn't be node_name here?



-- 
With Best Regards,
Andy Shevchenko

[PATCH v2] sound: Convert to using %pOFn instead of device_node.name

[Rob Herring]

In preparation to remove the node name pointer from struct device_node,
convert printf users to use the %pOFn format specifier.

Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: alsa-devel@alsa-project.org
Signed-off-by: Rob Herring <robh@kernel.org>
---
v2:
- Fix error in strncmp

 sound/aoa/soundbus/i2sbus/core.c | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/sound/aoa/soundbus/i2sbus/core.c b/sound/aoa/soundbus/i2sbus/core.c
index 000b58522106..bd7c5029fc59 100644
--- a/sound/aoa/soundbus/i2sbus/core.c
+++ b/sound/aoa/soundbus/i2sbus/core.c
@@ -157,18 +157,19 @@ static int i2sbus_add_dev(struct macio_dev *macio,
 	struct device_node *child = NULL, *sound = NULL;
 	struct resource *r;
 	int i, layout = 0, rlen, ok = force;
-	static const char *rnames[] = { "i2sbus: %s (control)",
-					"i2sbus: %s (tx)",
-					"i2sbus: %s (rx)" };
+	char node_name[6];
+	static const char *rnames[] = { "i2sbus: %pOFn (control)",
+					"i2sbus: %pOFn (tx)",
+					"i2sbus: %pOFn (rx)" };
 	static irq_handler_t ints[] = {
 		i2sbus_bus_intr,
 		i2sbus_tx_intr,
 		i2sbus_rx_intr
 	};

-	if (strlen(np->name) != 5)
+	if (snprintf(node_name, sizeof(node_name), "%pOFn", np) != 5)
 		return 0;
-	if (strncmp(np->name, "i2s-", 4))
+	if (strncmp(node_name, "i2s-", 4))
 		return 0;

 	dev = kzalloc(sizeof(struct i2sbus_dev), GFP_KERNEL);
@@ -228,13 +229,13 @@ static int i2sbus_add_dev(struct macio_dev *macio,
 	dev->sound.pcmid = -1;
 	dev->macio = macio;
 	dev->control = control;
-	dev->bus_number = np->name[4] - 'a';
+	dev->bus_number = node_name[4] - 'a';
 	INIT_LIST_HEAD(&dev->sound.codec_list);

 	for (i = aoa_resource_i2smmio; i <= aoa_resource_rxdbdma; i++) {
 		dev->interrupts[i] = -1;
 		snprintf(dev->rnames[i], sizeof(dev->rnames[i]),
-			 rnames[i], np->name);
+			 rnames[i], np);
 	}
 	for (i = aoa_resource_i2smmio; i <= aoa_resource_rxdbdma; i++) {
 		int irq = irq_of_parse_and_map(np, i);
--
2.17.1

Re: [alsa-devel] [PATCH v2] sound: Convert to using %pOFn instead of device_node.name

[Takashi Iwai]

On Tue, 28 Aug 2018 17:44:31 +0200,
Rob Herring wrote:
> 
> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.
> 
> Cc: Johannes Berg <johannes@sipsolutions.net>
> Cc: Jaroslav Kysela <perex@perex.cz>
> Cc: Takashi Iwai <tiwai@suse.com>
> Cc: linuxppc-dev@lists.ozlabs.org
> Cc: alsa-devel@alsa-project.org
> Signed-off-by: Rob Herring <robh@kernel.org>

Applied now, thanks.


Takashi

[PATCH] ASoC: Convert to using %pOFn instead of device_node.name

[Rob Herring]

In preparation to remove the node name pointer from struct device_node,
convert printf users to use the %pOFn format specifier.

Cc: Timur Tabi <timur@kernel.org>
Cc: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: Xiubo Li <Xiubo.Lee@gmail.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Liam Girdwood <lgirdwood@gmail.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: Carlo Caione <carlo@caione.org>
Cc: Kevin Hilman <khilman@baylibre.com>
Cc: Olivier Moysan <olivier.moysan@st.com>
Cc: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: alsa-devel@alsa-project.org
Cc: linuxppc-dev@lists.ozlabs.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-amlogic@lists.infradead.org
Signed-off-by: Rob Herring <robh@kernel.org>
---
 sound/soc/fsl/fsl_esai.c      | 2 +-
 sound/soc/fsl/fsl_utils.c     | 4 ++--
 sound/soc/meson/axg-card.c    | 2 +-
 sound/soc/stm/stm32_sai.c     | 2 +-
 sound/soc/stm/stm32_sai_sub.c | 8 ++++----
 5 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index c1d1d06783e5..57b484768a58 100644
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -807,7 +807,7 @@ static int fsl_esai_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	esai_priv->pdev = pdev;
-	strncpy(esai_priv->name, np->name, sizeof(esai_priv->name) - 1);
+	snprintf(esai_priv->name, sizeof(esai_priv->name), "%pOFn", np);
 
 	/* Get the addresses and IRQ */
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
diff --git a/sound/soc/fsl/fsl_utils.c b/sound/soc/fsl/fsl_utils.c
index 7f0fa4b52223..9981668ab590 100644
--- a/sound/soc/fsl/fsl_utils.c
+++ b/sound/soc/fsl/fsl_utils.c
@@ -57,8 +57,8 @@ int fsl_asoc_get_dma_channel(struct device_node *ssi_np,
 		of_node_put(dma_channel_np);
 		return ret;
 	}
-	snprintf((char *)dai->platform_name, DAI_NAME_SIZE, "%llx.%s",
-		 (unsigned long long) res.start, dma_channel_np->name);
+	snprintf((char *)dai->platform_name, DAI_NAME_SIZE, "%llx.%pOFn",
+		 (unsigned long long) res.start, dma_channel_np);
 
 	iprop = of_get_property(dma_channel_np, "cell-index", NULL);
 	if (!iprop) {
diff --git a/sound/soc/meson/axg-card.c b/sound/soc/meson/axg-card.c
index 2914ba0d965b..b76a5f4f1785 100644
--- a/sound/soc/meson/axg-card.c
+++ b/sound/soc/meson/axg-card.c
@@ -478,7 +478,7 @@ static int axg_card_set_be_link(struct snd_soc_card *card,
 
 	ret = axg_card_set_link_name(card, link, "be");
 	if (ret)
-		dev_err(card->dev, "error setting %s link name\n", np->name);
+		dev_err(card->dev, "error setting %pOFn link name\n", np);
 
 	return ret;
 }
diff --git a/sound/soc/stm/stm32_sai.c b/sound/soc/stm/stm32_sai.c
index f22654253c43..d597eba61992 100644
--- a/sound/soc/stm/stm32_sai.c
+++ b/sound/soc/stm/stm32_sai.c
@@ -104,7 +104,7 @@ static int stm32_sai_set_sync(struct stm32_sai_data *sai_client,
 
 	if (!pdev) {
 		dev_err(&sai_client->pdev->dev,
-			"Device not found for node %s\n", np_provider->name);
+			"Device not found for node %pOFn\n", np_provider);
 		return -ENODEV;
 	}
 
diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c
index 06fba9650ac4..cad8c7888292 100644
--- a/sound/soc/stm/stm32_sai_sub.c
+++ b/sound/soc/stm/stm32_sai_sub.c
@@ -1124,16 +1124,16 @@ static int stm32_sai_sub_parse_of(struct platform_device *pdev,
 	sai->sync = SAI_SYNC_NONE;
 	if (args.np) {
 		if (args.np == np) {
-			dev_err(&pdev->dev, "%s sync own reference\n",
-				np->name);
+			dev_err(&pdev->dev, "%pOFn sync own reference\n",
+				np);
 			of_node_put(args.np);
 			return -EINVAL;
 		}
 
 		sai->np_sync_provider  = of_get_parent(args.np);
 		if (!sai->np_sync_provider) {
-			dev_err(&pdev->dev, "%s parent node not found\n",
-				np->name);
+			dev_err(&pdev->dev, "%pOFn parent node not found\n",
+				np);
 			of_node_put(args.np);
 			return -ENODEV;
 		}
-- 
2.17.1

Re: [PATCH] ASoC: Convert to using %pOFn instead of device_node.name

[Andy Shevchenko]

On Tue, Aug 28, 2018 at 4:57 AM Rob Herring <robh@kernel.org> wrote:

> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.

> +       snprintf((char *)dai->platform_name, DAI_NAME_SIZE, "%llx.%pOFn",
> +                (unsigned long long) res.start, dma_channel_np);

I understand that is not the part of the change, but wouldn't be good
to replace that ugly casting with proper specifier as well?
I mean
%pa ... &res.start

> +                       dev_err(&pdev->dev, "%pOFn sync own reference\n",
> +                               np);

One line?

-- 
With Best Regards,
Andy Shevchenko

[PATCH v2] ASoC: Convert to using %pOFn instead of device_node.name

[Rob Herring]

In preparation to remove the node name pointer from struct device_node,
convert printf users to use the %pOFn format specifier.

Cc: Timur Tabi <timur@kernel.org>
Cc: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: Xiubo Li <Xiubo.Lee@gmail.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Liam Girdwood <lgirdwood@gmail.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: Carlo Caione <carlo@caione.org>
Cc: Kevin Hilman <khilman@baylibre.com>
Cc: Olivier Moysan <olivier.moysan@st.com>
Cc: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: alsa-devel@alsa-project.org
Cc: linuxppc-dev@lists.ozlabs.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-amlogic@lists.infradead.org
Signed-off-by: Rob Herring <robh@kernel.org>
---
v2:
- stm32_sai_sub: Unwrap now shorter line

 sound/soc/fsl/fsl_esai.c      | 2 +-
 sound/soc/fsl/fsl_utils.c     | 4 ++--
 sound/soc/meson/axg-card.c    | 2 +-
 sound/soc/stm/stm32_sai.c     | 2 +-
 sound/soc/stm/stm32_sai_sub.c | 7 +++----
 5 files changed, 8 insertions(+), 9 deletions(-)

diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index c1d1d06783e5..57b484768a58 100644
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -807,7 +807,7 @@ static int fsl_esai_probe(struct platform_device *pdev)
 		return -ENOMEM;

 	esai_priv->pdev = pdev;
-	strncpy(esai_priv->name, np->name, sizeof(esai_priv->name) - 1);
+	snprintf(esai_priv->name, sizeof(esai_priv->name), "%pOFn", np);

 	/* Get the addresses and IRQ */
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
diff --git a/sound/soc/fsl/fsl_utils.c b/sound/soc/fsl/fsl_utils.c
index 7f0fa4b52223..9981668ab590 100644
--- a/sound/soc/fsl/fsl_utils.c
+++ b/sound/soc/fsl/fsl_utils.c
@@ -57,8 +57,8 @@ int fsl_asoc_get_dma_channel(struct device_node *ssi_np,
 		of_node_put(dma_channel_np);
 		return ret;
 	}
-	snprintf((char *)dai->platform_name, DAI_NAME_SIZE, "%llx.%s",
-		 (unsigned long long) res.start, dma_channel_np->name);
+	snprintf((char *)dai->platform_name, DAI_NAME_SIZE, "%llx.%pOFn",
+		 (unsigned long long) res.start, dma_channel_np);

 	iprop = of_get_property(dma_channel_np, "cell-index", NULL);
 	if (!iprop) {
diff --git a/sound/soc/meson/axg-card.c b/sound/soc/meson/axg-card.c
index 2914ba0d965b..b76a5f4f1785 100644
--- a/sound/soc/meson/axg-card.c
+++ b/sound/soc/meson/axg-card.c
@@ -478,7 +478,7 @@ static int axg_card_set_be_link(struct snd_soc_card *card,

 	ret = axg_card_set_link_name(card, link, "be");
 	if (ret)
-		dev_err(card->dev, "error setting %s link name\n", np->name);
+		dev_err(card->dev, "error setting %pOFn link name\n", np);

 	return ret;
 }
diff --git a/sound/soc/stm/stm32_sai.c b/sound/soc/stm/stm32_sai.c
index f22654253c43..d597eba61992 100644
--- a/sound/soc/stm/stm32_sai.c
+++ b/sound/soc/stm/stm32_sai.c
@@ -104,7 +104,7 @@ static int stm32_sai_set_sync(struct stm32_sai_data *sai_client,

 	if (!pdev) {
 		dev_err(&sai_client->pdev->dev,
-			"Device not found for node %s\n", np_provider->name);
+			"Device not found for node %pOFn\n", np_provider);
 		return -ENODEV;
 	}

diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c
index 06fba9650ac4..56a227e0bd71 100644
--- a/sound/soc/stm/stm32_sai_sub.c
+++ b/sound/soc/stm/stm32_sai_sub.c
@@ -1124,16 +1124,15 @@ static int stm32_sai_sub_parse_of(struct platform_device *pdev,
 	sai->sync = SAI_SYNC_NONE;
 	if (args.np) {
 		if (args.np == np) {
-			dev_err(&pdev->dev, "%s sync own reference\n",
-				np->name);
+			dev_err(&pdev->dev, "%pOFn sync own reference\n", np);
 			of_node_put(args.np);
 			return -EINVAL;
 		}

 		sai->np_sync_provider  = of_get_parent(args.np);
 		if (!sai->np_sync_provider) {
-			dev_err(&pdev->dev, "%s parent node not found\n",
-				np->name);
+			dev_err(&pdev->dev, "%pOFn parent node not found\n",
+				np);
 			of_node_put(args.np);
 			return -ENODEV;
 		}
--
2.17.1

Re: [PATCH v2] ASoC: Convert to using %pOFn instead of device_node.name

[Mark Brown]

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On Tue, Aug 28, 2018 at 10:44:28AM -0500, Rob Herring wrote:
> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.

Please don't send new patches in reply to existing threads, it makes it
harder to follow what the current versions of things are.

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