Merge branch 'nfc-minor-printk-cleanup'

Krzysztof Kozlowski says:

====================
nfc: minor printk cleanup

v2: Correct SPDX license in patch 2/7 (as Joe pointed out).
v1: Remove unused variable in pn533 (reported by kbuild).
====================

Link: https://lore.kernel.org/r/20211011133835.236347-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

11 files changed, 18 insertions, 69 deletions

diff --git a/drivers/nfc/microread/i2c.c b/drivers/nfc/microread/i2c.c
index 86f593c73ed6..067295124eb9 100644
--- a/drivers/nfc/microread/i2c.c
+++ b/drivers/nfc/microread/i2c.c
@@ -237,8 +237,6 @@ static int microread_i2c_probe(struct i2c_client *client,
 	struct microread_i2c_phy *phy;
 	int r;
 
-	dev_dbg(&client->dev, "client %p\n", client);
-
 	phy = devm_kzalloc(&client->dev, sizeof(struct microread_i2c_phy),
 			   GFP_KERNEL);
 	if (!phy)
@@ -262,8 +260,6 @@ static int microread_i2c_probe(struct i2c_client *client,
 	if (r < 0)
 		goto err_irq;
 
-	nfc_info(&client->dev, "Probed\n");
-
 	return 0;
 
 err_irq:
diff --git a/drivers/nfc/microread/mei.c b/drivers/nfc/microread/mei.c
index 00689e18dc46..e2a77a5fc887 100644
--- a/drivers/nfc/microread/mei.c
+++ b/drivers/nfc/microread/mei.c
@@ -23,8 +23,6 @@ static int microread_mei_probe(struct mei_cl_device *cldev,
 	struct nfc_mei_phy *phy;
 	int r;
 
-	pr_info("Probing NFC microread\n");
-
 	phy = nfc_mei_phy_alloc(cldev);
 	if (!phy)
 		return -ENOMEM;
diff --git a/drivers/nfc/s3fwrn5/firmware.c b/drivers/nfc/s3fwrn5/firmware.c
index 1af7a1e632cf..c20fdbac51c5 100644
--- a/drivers/nfc/s3fwrn5/firmware.c
+++ b/drivers/nfc/s3fwrn5/firmware.c
@@ -357,6 +357,7 @@ s3fwrn5_fw_is_custom(const struct s3fwrn5_fw_cmd_get_bootinfo_rsp *bootinfo)
 
 int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info)
 {
+	struct device *dev = &fw_info->ndev->nfc_dev->dev;
 	struct s3fwrn5_fw_cmd_get_bootinfo_rsp bootinfo;
 	int ret;
 
@@ -364,8 +365,7 @@ int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info)
 
 	ret = s3fwrn5_fw_get_bootinfo(fw_info, &bootinfo);
 	if (ret < 0) {
-		dev_err(&fw_info->ndev->nfc_dev->dev,
-			"Failed to get bootinfo, ret=%02x\n", ret);
+		dev_err(dev, "Failed to get bootinfo, ret=%02x\n", ret);
 		goto err;
 	}
 
@@ -373,8 +373,7 @@ int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info)
 
 	ret = s3fwrn5_fw_get_base_addr(&bootinfo, &fw_info->base_addr);
 	if (ret < 0) {
-		dev_err(&fw_info->ndev->nfc_dev->dev,
-			"Unknown hardware version\n");
+		dev_err(dev, "Unknown hardware version\n");
 		goto err;
 	}
 
@@ -409,6 +408,7 @@ bool s3fwrn5_fw_check_version(const struct s3fwrn5_fw_info *fw_info, u32 version
 
 int s3fwrn5_fw_download(struct s3fwrn5_fw_info *fw_info)
 {
+	struct device *dev = &fw_info->ndev->nfc_dev->dev;
 	struct s3fwrn5_fw_image *fw = &fw_info->fw;
 	u8 hash_data[SHA1_DIGEST_SIZE];
 	struct crypto_shash *tfm;
@@ -421,8 +421,7 @@ int s3fwrn5_fw_download(struct s3fwrn5_fw_info *fw_info)
 
 	tfm = crypto_alloc_shash("sha1", 0, 0);
 	if (IS_ERR(tfm)) {
-		dev_err(&fw_info->ndev->nfc_dev->dev,
-			"Cannot allocate shash (code=%pe)\n", tfm);
+		dev_err(dev, "Cannot allocate shash (code=%pe)\n", tfm);
 		return PTR_ERR(tfm);
 	}
 
@@ -430,21 +429,18 @@ int s3fwrn5_fw_download(struct s3fwrn5_fw_info *fw_info)
 
 	crypto_free_shash(tfm);
 	if (ret) {
-		dev_err(&fw_info->ndev->nfc_dev->dev,
-			"Cannot compute hash (code=%d)\n", ret);
+		dev_err(dev, "Cannot compute hash (code=%d)\n", ret);
 		return ret;
 	}
 
 	/* Firmware update process */
 
-	dev_info(&fw_info->ndev->nfc_dev->dev,
-		"Firmware update: %s\n", fw_info->fw_name);
+	dev_info(dev, "Firmware update: %s\n", fw_info->fw_name);
 
 	ret = s3fwrn5_fw_enter_update_mode(fw_info, hash_data,
 		SHA1_DIGEST_SIZE, fw_info->sig, fw_info->sig_size);
 	if (ret < 0) {
-		dev_err(&fw_info->ndev->nfc_dev->dev,
-			"Unable to enter update mode\n");
+		dev_err(dev, "Unable to enter update mode\n");
 		return ret;
 	}
 
@@ -452,21 +448,18 @@ int s3fwrn5_fw_download(struct s3fwrn5_fw_info *fw_info)
 		ret = s3fwrn5_fw_update_sector(fw_info,
 			fw_info->base_addr + off, fw->image + off);
 		if (ret < 0) {
-			dev_err(&fw_info->ndev->nfc_dev->dev,
-				"Firmware update error (code=%d)\n", ret);
+			dev_err(dev, "Firmware update error (code=%d)\n", ret);
 			return ret;
 		}
 	}
 
 	ret = s3fwrn5_fw_complete_update_mode(fw_info);
 	if (ret < 0) {
-		dev_err(&fw_info->ndev->nfc_dev->dev,
-			"Unable to complete update mode\n");
+		dev_err(dev, "Unable to complete update mode\n");
 		return ret;
 	}
 
-	dev_info(&fw_info->ndev->nfc_dev->dev,
-		"Firmware update: success\n");
+	dev_info(dev, "Firmware update: success\n");
 
 	return ret;
 }
diff --git a/drivers/nfc/s3fwrn5/nci.c b/drivers/nfc/s3fwrn5/nci.c
index e374e670b36b..ca6828f55ba0 100644
--- a/drivers/nfc/s3fwrn5/nci.c
+++ b/drivers/nfc/s3fwrn5/nci.c
@@ -47,6 +47,7 @@ const struct nci_driver_ops s3fwrn5_nci_prop_ops[4] = {
 
 int s3fwrn5_nci_rf_configure(struct s3fwrn5_info *info, const char *fw_name)
 {
+	struct device *dev = &info->ndev->nfc_dev->dev;
 	const struct firmware *fw;
 	struct nci_prop_fw_cfg_cmd fw_cfg;
 	struct nci_prop_set_rfreg_cmd set_rfreg;
@@ -55,7 +56,7 @@ int s3fwrn5_nci_rf_configure(struct s3fwrn5_info *info, const char *fw_name)
 	int i, len;
 	int ret;
 
-	ret = request_firmware(&fw, fw_name, &info->ndev->nfc_dev->dev);
+	ret = request_firmware(&fw, fw_name, dev);
 	if (ret < 0)
 		return ret;
 
@@ -77,13 +78,11 @@ int s3fwrn5_nci_rf_configure(struct s3fwrn5_info *info, const char *fw_name)
 
 	/* Start rfreg configuration */
 
-	dev_info(&info->ndev->nfc_dev->dev,
-		"rfreg configuration update: %s\n", fw_name);
+	dev_info(dev, "rfreg configuration update: %s\n", fw_name);
 
 	ret = nci_prop_cmd(info->ndev, NCI_PROP_START_RFREG, 0, NULL);
 	if (ret < 0) {
-		dev_err(&info->ndev->nfc_dev->dev,
-			"Unable to start rfreg update\n");
+		dev_err(dev, "Unable to start rfreg update\n");
 		goto out;
 	}
 
@@ -97,8 +96,7 @@ int s3fwrn5_nci_rf_configure(struct s3fwrn5_info *info, const char *fw_name)
 		ret = nci_prop_cmd(info->ndev, NCI_PROP_SET_RFREG,
 			len+1, (__u8 *)&set_rfreg);
 		if (ret < 0) {
-			dev_err(&info->ndev->nfc_dev->dev,
-				"rfreg update error (code=%d)\n", ret);
+			dev_err(dev, "rfreg update error (code=%d)\n", ret);
 			goto out;
 		}
 		set_rfreg.index++;
@@ -110,13 +108,11 @@ int s3fwrn5_nci_rf_configure(struct s3fwrn5_info *info, const char *fw_name)
 	ret = nci_prop_cmd(info->ndev, NCI_PROP_STOP_RFREG,
 		sizeof(stop_rfreg), (__u8 *)&stop_rfreg);
 	if (ret < 0) {
-		dev_err(&info->ndev->nfc_dev->dev,
-			"Unable to stop rfreg update\n");
+		dev_err(dev, "Unable to stop rfreg update\n");
 		goto out;
 	}
 
-	dev_info(&info->ndev->nfc_dev->dev,
-		"rfreg configuration update: success\n");
+	dev_info(dev, "rfreg configuration update: success\n");
 out:
 	release_firmware(fw);
 	return ret;
diff --git a/drivers/nfc/st-nci/i2c.c b/drivers/nfc/st-nci/i2c.c
index ccf6152ebb9f..cbd968f013c7 100644
--- a/drivers/nfc/st-nci/i2c.c
+++ b/drivers/nfc/st-nci/i2c.c
@@ -157,7 +157,6 @@ static int st_nci_i2c_read(struct st_nci_i2c_phy *phy,
 static irqreturn_t st_nci_irq_thread_fn(int irq, void *phy_id)
 {
 	struct st_nci_i2c_phy *phy = phy_id;
-	struct i2c_client *client;
 	struct sk_buff *skb = NULL;
 	int r;
 
@@ -166,9 +165,6 @@ static irqreturn_t st_nci_irq_thread_fn(int irq, void *phy_id)
 		return IRQ_NONE;
 	}
 
-	client = phy->i2c_dev;
-	dev_dbg(&client->dev, "IRQ\n");
-
 	if (phy->ndlc->hard_fault)
 		return IRQ_HANDLED;
 
diff --git a/drivers/nfc/st-nci/ndlc.c b/drivers/nfc/st-nci/ndlc.c
index e9dc313b333e..755460a73c0d 100644
--- a/drivers/nfc/st-nci/ndlc.c
+++ b/drivers/nfc/st-nci/ndlc.c
@@ -239,8 +239,6 @@ static void ndlc_t1_timeout(struct timer_list *t)
 {
 	struct llt_ndlc *ndlc = from_timer(ndlc, t, t1_timer);
 
-	pr_debug("\n");
-
 	schedule_work(&ndlc->sm_work);
 }
 
@@ -248,8 +246,6 @@ static void ndlc_t2_timeout(struct timer_list *t)
 {
 	struct llt_ndlc *ndlc = from_timer(ndlc, t, t2_timer);
 
-	pr_debug("\n");
-
 	schedule_work(&ndlc->sm_work);
 }
 
diff --git a/drivers/nfc/st-nci/se.c b/drivers/nfc/st-nci/se.c
index 5fd89f72969d..7764b1a4c3cf 100644
--- a/drivers/nfc/st-nci/se.c
+++ b/drivers/nfc/st-nci/se.c
@@ -638,8 +638,6 @@ int st_nci_se_io(struct nci_dev *ndev, u32 se_idx,
 {
 	struct st_nci_info *info = nci_get_drvdata(ndev);
 
-	pr_debug("\n");
-
 	switch (se_idx) {
 	case ST_NCI_ESE_HOST_ID:
 		info->se_info.cb = cb;
@@ -671,8 +669,6 @@ static void st_nci_se_wt_timeout(struct timer_list *t)
 	u8 param = 0x01;
 	struct st_nci_info *info = from_timer(info, t, se_info.bwi_timer);
 
-	pr_debug("\n");
-
 	info->se_info.bwi_active = false;
 
 	if (!info->se_info.xch_error) {
@@ -692,8 +688,6 @@ static void st_nci_se_activation_timeout(struct timer_list *t)
 	struct st_nci_info *info = from_timer(info, t,
 					      se_info.se_active_timer);
 
-	pr_debug("\n");
-
 	info->se_info.se_active = false;
 
 	complete(&info->se_info.req_completion);
diff --git a/drivers/nfc/st-nci/spi.c b/drivers/nfc/st-nci/spi.c
index 0875b773fb41..4e723992e74c 100644
--- a/drivers/nfc/st-nci/spi.c
+++ b/drivers/nfc/st-nci/spi.c
@@ -169,7 +169,6 @@ static int st_nci_spi_read(struct st_nci_spi_phy *phy,
 static irqreturn_t st_nci_irq_thread_fn(int irq, void *phy_id)
 {
 	struct st_nci_spi_phy *phy = phy_id;
-	struct spi_device *dev;
 	struct sk_buff *skb = NULL;
 	int r;
 
@@ -178,9 +177,6 @@ static irqreturn_t st_nci_irq_thread_fn(int irq, void *phy_id)
 		return IRQ_NONE;
 	}
 
-	dev = phy->spi_dev;
-	dev_dbg(&dev->dev, "IRQ\n");
-
 	if (phy->ndlc->hard_fault)
 		return IRQ_HANDLED;
 
diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c
index 279d88128b2e..f126ce96a7df 100644
--- a/drivers/nfc/st21nfca/i2c.c
+++ b/drivers/nfc/st21nfca/i2c.c
@@ -421,7 +421,6 @@ static int st21nfca_hci_i2c_read(struct st21nfca_i2c_phy *phy,
 static irqreturn_t st21nfca_hci_irq_thread_fn(int irq, void *phy_id)
 {
 	struct st21nfca_i2c_phy *phy = phy_id;
-	struct i2c_client *client;
 
 	int r;
 
@@ -430,9 +429,6 @@ static irqreturn_t st21nfca_hci_irq_thread_fn(int irq, void *phy_id)
 		return IRQ_NONE;
 	}
 
-	client = phy->i2c_dev;
-	dev_dbg(&client->dev, "IRQ\n");
-
 	if (phy->hard_fault != 0)
 		return IRQ_HANDLED;
 
diff --git a/drivers/nfc/st21nfca/se.c b/drivers/nfc/st21nfca/se.c
index c8bdf078d111..a43fc4117fa5 100644
--- a/drivers/nfc/st21nfca/se.c
+++ b/drivers/nfc/st21nfca/se.c
@@ -257,8 +257,6 @@ static void st21nfca_se_wt_timeout(struct timer_list *t)
 	struct st21nfca_hci_info *info = from_timer(info, t,
 						    se_info.bwi_timer);
 
-	pr_debug("\n");
-
 	info->se_info.bwi_active = false;
 
 	if (!info->se_info.xch_error) {
@@ -278,8 +276,6 @@ static void st21nfca_se_activation_timeout(struct timer_list *t)
 	struct st21nfca_hci_info *info = from_timer(info, t,
 						    se_info.se_active_timer);
 
-	pr_debug("\n");
-
 	info->se_info.se_active = false;
 
 	complete(&info->se_info.req_completion);
diff --git a/drivers/nfc/trf7970a.c b/drivers/nfc/trf7970a.c
index 8890fcd59c39..29ca9c328df2 100644
--- a/drivers/nfc/trf7970a.c
+++ b/drivers/nfc/trf7970a.c
@@ -2170,8 +2170,6 @@ static int trf7970a_suspend(struct device *dev)
 	struct spi_device *spi = to_spi_device(dev);
 	struct trf7970a *trf = spi_get_drvdata(spi);
 
-	dev_dbg(dev, "Suspend\n");
-
 	mutex_lock(&trf->lock);
 
 	trf7970a_shutdown(trf);
@@ -2187,8 +2185,6 @@ static int trf7970a_resume(struct device *dev)
 	struct trf7970a *trf = spi_get_drvdata(spi);
 	int ret;
 
-	dev_dbg(dev, "Resume\n");
-
 	mutex_lock(&trf->lock);
 
 	ret = trf7970a_startup(trf);
@@ -2206,8 +2202,6 @@ static int trf7970a_pm_runtime_suspend(struct device *dev)
 	struct trf7970a *trf = spi_get_drvdata(spi);
 	int ret;
 
-	dev_dbg(dev, "Runtime suspend\n");
-
 	mutex_lock(&trf->lock);
 
 	ret = trf7970a_power_down(trf);
@@ -2223,8 +2217,6 @@ static int trf7970a_pm_runtime_resume(struct device *dev)
 	struct trf7970a *trf = spi_get_drvdata(spi);
 	int ret;
 
-	dev_dbg(dev, "Runtime resume\n");
-
 	ret = trf7970a_power_up(trf);
 	if (!ret)
 		pm_runtime_mark_last_busy(dev);