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From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org
Subject: Re: [PATCH 2/2] net: dsa: qca8k: introduce SGMII configuration options
Date: Fri, 19 Jun 2020 11:12:04 +0300	[thread overview]
Message-ID: <20200619081204.GW4151@kadam> (raw)
In-Reply-To: <8ddd76e484e1bedd12c87ea0810826b60e004a65.1591380105.git.noodles@earth.li>

[-- Attachment #1: Type: text/plain, Size: 3768 bytes --]

Hi Jonathan,

url:    https://github.com/0day-ci/linux/commits/Jonathan-McDowell/net-dsa-qca8k-Add-SGMII-configuration-options/20200606-021254
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: i386-randconfig-m021-20200618 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

smatch warnings:
drivers/net/dsa/qca8k.c:438 qca8k_setup_sgmii() error: uninitialized symbol 'mode'.

# https://github.com/0day-ci/linux/commit/27dd896d27e5048d2c402879fb04f6e23536ea72
git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout 27dd896d27e5048d2c402879fb04f6e23536ea72
vim +/mode +438 drivers/net/dsa/qca8k.c

27dd896d27e5048 Jonathan McDowell 2020-06-05  421  static int
27dd896d27e5048 Jonathan McDowell 2020-06-05  422  qca8k_setup_sgmii(struct qca8k_priv *priv)
27dd896d27e5048 Jonathan McDowell 2020-06-05  423  {
27dd896d27e5048 Jonathan McDowell 2020-06-05  424  	const char *mode;
                                                                    ^^^^

27dd896d27e5048 Jonathan McDowell 2020-06-05  425  	u32 val;
27dd896d27e5048 Jonathan McDowell 2020-06-05  426  
27dd896d27e5048 Jonathan McDowell 2020-06-05  427  	val = qca8k_read(priv, QCA8K_REG_SGMII_CTRL);
27dd896d27e5048 Jonathan McDowell 2020-06-05  428  
27dd896d27e5048 Jonathan McDowell 2020-06-05  429  	val |= QCA8K_SGMII_EN_PLL | QCA8K_SGMII_EN_RX |
27dd896d27e5048 Jonathan McDowell 2020-06-05  430  		QCA8K_SGMII_EN_TX | QCA8K_SGMII_EN_SD;
27dd896d27e5048 Jonathan McDowell 2020-06-05  431  
27dd896d27e5048 Jonathan McDowell 2020-06-05  432  	if (of_property_read_bool(priv->dev->of_node, "sgmii-delay"))
27dd896d27e5048 Jonathan McDowell 2020-06-05  433  		val |= QCA8K_SGMII_CLK125M_DELAY;
27dd896d27e5048 Jonathan McDowell 2020-06-05  434  
27dd896d27e5048 Jonathan McDowell 2020-06-05  435  	if (of_property_read_string(priv->dev->of_node, "sgmii-mode", &mode)) {
                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
This if condition is reversed.

27dd896d27e5048 Jonathan McDowell 2020-06-05  436  		val &= ~QCA8K_SGMII_MODE_CTRL_MASK;
27dd896d27e5048 Jonathan McDowell 2020-06-05  437  
27dd896d27e5048 Jonathan McDowell 2020-06-05 @438  		if (!strcasecmp(mode, "basex")) {
27dd896d27e5048 Jonathan McDowell 2020-06-05  439  			val |= QCA8K_SGMII_MODE_CTRL_BASEX;
27dd896d27e5048 Jonathan McDowell 2020-06-05  440  		} else if (!strcasecmp(mode, "mac")) {
27dd896d27e5048 Jonathan McDowell 2020-06-05  441  			val |= QCA8K_SGMII_MODE_CTRL_MAC;
27dd896d27e5048 Jonathan McDowell 2020-06-05  442  		} else if (!strcasecmp(mode, "phy")) {
27dd896d27e5048 Jonathan McDowell 2020-06-05  443  			val |= QCA8K_SGMII_MODE_CTRL_PHY;
27dd896d27e5048 Jonathan McDowell 2020-06-05  444  		} else {
27dd896d27e5048 Jonathan McDowell 2020-06-05  445  			pr_err("Unrecognised SGMII mode %s\n", mode);
27dd896d27e5048 Jonathan McDowell 2020-06-05  446  			return -EINVAL;
27dd896d27e5048 Jonathan McDowell 2020-06-05  447  		}
27dd896d27e5048 Jonathan McDowell 2020-06-05  448  	}
27dd896d27e5048 Jonathan McDowell 2020-06-05  449  
27dd896d27e5048 Jonathan McDowell 2020-06-05  450  	qca8k_write(priv, QCA8K_REG_SGMII_CTRL, val);
27dd896d27e5048 Jonathan McDowell 2020-06-05  451  
27dd896d27e5048 Jonathan McDowell 2020-06-05  452  	return 0;
27dd896d27e5048 Jonathan McDowell 2020-06-05  453  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH 2/2] net: dsa: qca8k: introduce SGMII configuration options
Date: Fri, 19 Jun 2020 11:12:04 +0300	[thread overview]
Message-ID: <20200619081204.GW4151@kadam> (raw)
In-Reply-To: <8ddd76e484e1bedd12c87ea0810826b60e004a65.1591380105.git.noodles@earth.li>

[-- Attachment #1: Type: text/plain, Size: 3768 bytes --]

Hi Jonathan,

url:    https://github.com/0day-ci/linux/commits/Jonathan-McDowell/net-dsa-qca8k-Add-SGMII-configuration-options/20200606-021254
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: i386-randconfig-m021-20200618 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

smatch warnings:
drivers/net/dsa/qca8k.c:438 qca8k_setup_sgmii() error: uninitialized symbol 'mode'.

# https://github.com/0day-ci/linux/commit/27dd896d27e5048d2c402879fb04f6e23536ea72
git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout 27dd896d27e5048d2c402879fb04f6e23536ea72
vim +/mode +438 drivers/net/dsa/qca8k.c

27dd896d27e5048 Jonathan McDowell 2020-06-05  421  static int
27dd896d27e5048 Jonathan McDowell 2020-06-05  422  qca8k_setup_sgmii(struct qca8k_priv *priv)
27dd896d27e5048 Jonathan McDowell 2020-06-05  423  {
27dd896d27e5048 Jonathan McDowell 2020-06-05  424  	const char *mode;
                                                                    ^^^^

27dd896d27e5048 Jonathan McDowell 2020-06-05  425  	u32 val;
27dd896d27e5048 Jonathan McDowell 2020-06-05  426  
27dd896d27e5048 Jonathan McDowell 2020-06-05  427  	val = qca8k_read(priv, QCA8K_REG_SGMII_CTRL);
27dd896d27e5048 Jonathan McDowell 2020-06-05  428  
27dd896d27e5048 Jonathan McDowell 2020-06-05  429  	val |= QCA8K_SGMII_EN_PLL | QCA8K_SGMII_EN_RX |
27dd896d27e5048 Jonathan McDowell 2020-06-05  430  		QCA8K_SGMII_EN_TX | QCA8K_SGMII_EN_SD;
27dd896d27e5048 Jonathan McDowell 2020-06-05  431  
27dd896d27e5048 Jonathan McDowell 2020-06-05  432  	if (of_property_read_bool(priv->dev->of_node, "sgmii-delay"))
27dd896d27e5048 Jonathan McDowell 2020-06-05  433  		val |= QCA8K_SGMII_CLK125M_DELAY;
27dd896d27e5048 Jonathan McDowell 2020-06-05  434  
27dd896d27e5048 Jonathan McDowell 2020-06-05  435  	if (of_property_read_string(priv->dev->of_node, "sgmii-mode", &mode)) {
                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
This if condition is reversed.

27dd896d27e5048 Jonathan McDowell 2020-06-05  436  		val &= ~QCA8K_SGMII_MODE_CTRL_MASK;
27dd896d27e5048 Jonathan McDowell 2020-06-05  437  
27dd896d27e5048 Jonathan McDowell 2020-06-05 @438  		if (!strcasecmp(mode, "basex")) {
27dd896d27e5048 Jonathan McDowell 2020-06-05  439  			val |= QCA8K_SGMII_MODE_CTRL_BASEX;
27dd896d27e5048 Jonathan McDowell 2020-06-05  440  		} else if (!strcasecmp(mode, "mac")) {
27dd896d27e5048 Jonathan McDowell 2020-06-05  441  			val |= QCA8K_SGMII_MODE_CTRL_MAC;
27dd896d27e5048 Jonathan McDowell 2020-06-05  442  		} else if (!strcasecmp(mode, "phy")) {
27dd896d27e5048 Jonathan McDowell 2020-06-05  443  			val |= QCA8K_SGMII_MODE_CTRL_PHY;
27dd896d27e5048 Jonathan McDowell 2020-06-05  444  		} else {
27dd896d27e5048 Jonathan McDowell 2020-06-05  445  			pr_err("Unrecognised SGMII mode %s\n", mode);
27dd896d27e5048 Jonathan McDowell 2020-06-05  446  			return -EINVAL;
27dd896d27e5048 Jonathan McDowell 2020-06-05  447  		}
27dd896d27e5048 Jonathan McDowell 2020-06-05  448  	}
27dd896d27e5048 Jonathan McDowell 2020-06-05  449  
27dd896d27e5048 Jonathan McDowell 2020-06-05  450  	qca8k_write(priv, QCA8K_REG_SGMII_CTRL, val);
27dd896d27e5048 Jonathan McDowell 2020-06-05  451  
27dd896d27e5048 Jonathan McDowell 2020-06-05  452  	return 0;
27dd896d27e5048 Jonathan McDowell 2020-06-05  453  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org, Jonathan McDowell <noodles@earth.li>,
	Andrew Lunn <andrew@lunn.ch>,
	Vivien Didelot <vivien.didelot@gmail.com>,
	Florian Fainelli <f.fainelli@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	linux-kernel@vger.kernel.org
Cc: lkp@intel.com, kbuild-all@lists.01.org, netdev@vger.kernel.org
Subject: Re: [PATCH 2/2] net: dsa: qca8k: introduce SGMII configuration options
Date: Fri, 19 Jun 2020 11:12:04 +0300	[thread overview]
Message-ID: <20200619081204.GW4151@kadam> (raw)
In-Reply-To: <8ddd76e484e1bedd12c87ea0810826b60e004a65.1591380105.git.noodles@earth.li>

[-- Attachment #1: Type: text/plain, Size: 3704 bytes --]

Hi Jonathan,

url:    https://github.com/0day-ci/linux/commits/Jonathan-McDowell/net-dsa-qca8k-Add-SGMII-configuration-options/20200606-021254
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: i386-randconfig-m021-20200618 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

smatch warnings:
drivers/net/dsa/qca8k.c:438 qca8k_setup_sgmii() error: uninitialized symbol 'mode'.

# https://github.com/0day-ci/linux/commit/27dd896d27e5048d2c402879fb04f6e23536ea72
git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout 27dd896d27e5048d2c402879fb04f6e23536ea72
vim +/mode +438 drivers/net/dsa/qca8k.c

27dd896d27e5048 Jonathan McDowell 2020-06-05  421  static int
27dd896d27e5048 Jonathan McDowell 2020-06-05  422  qca8k_setup_sgmii(struct qca8k_priv *priv)
27dd896d27e5048 Jonathan McDowell 2020-06-05  423  {
27dd896d27e5048 Jonathan McDowell 2020-06-05  424  	const char *mode;
                                                                    ^^^^

27dd896d27e5048 Jonathan McDowell 2020-06-05  425  	u32 val;
27dd896d27e5048 Jonathan McDowell 2020-06-05  426  
27dd896d27e5048 Jonathan McDowell 2020-06-05  427  	val = qca8k_read(priv, QCA8K_REG_SGMII_CTRL);
27dd896d27e5048 Jonathan McDowell 2020-06-05  428  
27dd896d27e5048 Jonathan McDowell 2020-06-05  429  	val |= QCA8K_SGMII_EN_PLL | QCA8K_SGMII_EN_RX |
27dd896d27e5048 Jonathan McDowell 2020-06-05  430  		QCA8K_SGMII_EN_TX | QCA8K_SGMII_EN_SD;
27dd896d27e5048 Jonathan McDowell 2020-06-05  431  
27dd896d27e5048 Jonathan McDowell 2020-06-05  432  	if (of_property_read_bool(priv->dev->of_node, "sgmii-delay"))
27dd896d27e5048 Jonathan McDowell 2020-06-05  433  		val |= QCA8K_SGMII_CLK125M_DELAY;
27dd896d27e5048 Jonathan McDowell 2020-06-05  434  
27dd896d27e5048 Jonathan McDowell 2020-06-05  435  	if (of_property_read_string(priv->dev->of_node, "sgmii-mode", &mode)) {
                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
This if condition is reversed.

27dd896d27e5048 Jonathan McDowell 2020-06-05  436  		val &= ~QCA8K_SGMII_MODE_CTRL_MASK;
27dd896d27e5048 Jonathan McDowell 2020-06-05  437  
27dd896d27e5048 Jonathan McDowell 2020-06-05 @438  		if (!strcasecmp(mode, "basex")) {
27dd896d27e5048 Jonathan McDowell 2020-06-05  439  			val |= QCA8K_SGMII_MODE_CTRL_BASEX;
27dd896d27e5048 Jonathan McDowell 2020-06-05  440  		} else if (!strcasecmp(mode, "mac")) {
27dd896d27e5048 Jonathan McDowell 2020-06-05  441  			val |= QCA8K_SGMII_MODE_CTRL_MAC;
27dd896d27e5048 Jonathan McDowell 2020-06-05  442  		} else if (!strcasecmp(mode, "phy")) {
27dd896d27e5048 Jonathan McDowell 2020-06-05  443  			val |= QCA8K_SGMII_MODE_CTRL_PHY;
27dd896d27e5048 Jonathan McDowell 2020-06-05  444  		} else {
27dd896d27e5048 Jonathan McDowell 2020-06-05  445  			pr_err("Unrecognised SGMII mode %s\n", mode);
27dd896d27e5048 Jonathan McDowell 2020-06-05  446  			return -EINVAL;
27dd896d27e5048 Jonathan McDowell 2020-06-05  447  		}
27dd896d27e5048 Jonathan McDowell 2020-06-05  448  	}
27dd896d27e5048 Jonathan McDowell 2020-06-05  449  
27dd896d27e5048 Jonathan McDowell 2020-06-05  450  	qca8k_write(priv, QCA8K_REG_SGMII_CTRL, val);
27dd896d27e5048 Jonathan McDowell 2020-06-05  451  
27dd896d27e5048 Jonathan McDowell 2020-06-05  452  	return 0;
27dd896d27e5048 Jonathan McDowell 2020-06-05  453  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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  parent reply	other threads:[~2020-06-19  8:12 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-05 18:08 [PATCH 0/2] net: dsa: qca8k: Add SGMII configuration options Jonathan McDowell
2020-06-05 18:10 ` [PATCH 1/2] dt-bindings: net: dsa: qca8k: document SGMII properties Jonathan McDowell
2020-06-15 17:45   ` Rob Herring
2020-06-15 18:15     ` Jonathan McDowell
2020-06-05 18:10 ` [PATCH 2/2] net: dsa: qca8k: introduce SGMII configuration options Jonathan McDowell
2020-06-05 18:28   ` Marek Behun
2020-06-05 18:38   ` Andrew Lunn
2020-06-06  7:49     ` Jonathan McDowell
2020-06-06  8:37       ` Russell King - ARM Linux admin
2020-06-06 10:59         ` Jonathan McDowell
2020-06-06 13:43           ` Russell King - ARM Linux admin
2020-06-06 18:02             ` Jonathan McDowell
2020-06-06 14:03           ` Andrew Lunn
2020-06-08 18:39           ` [RFC PATCH v2] net: dsa: qca8k: Improve SGMII interface handling Jonathan McDowell
2020-06-08 19:05             ` Andrew Lunn
2020-06-08 19:10             ` Russell King - ARM Linux admin
2020-06-10 19:13             ` [RFC PATCH v3 0/2] " Jonathan McDowell
2020-06-10 19:14               ` [PATCH 1/2] net: dsa: qca8k: Switch to PHYLINK instead of PHYLIB Jonathan McDowell
2020-06-11  3:15                 ` Florian Fainelli
2020-06-11  8:55                 ` Russell King - ARM Linux admin
2020-06-11  9:01                   ` Vladimir Oltean
2020-06-12 11:53                   ` Jonathan McDowell
2020-06-11  8:58                 ` Vladimir Oltean
2020-06-11 11:04                   ` Jonathan McDowell
2020-06-10 19:15               ` [PATCH 2/2] net: dsa: qca8k: Improve SGMII interface handling Jonathan McDowell
2020-06-11  3:31                 ` Florian Fainelli
2020-06-11 17:47                   ` Jonathan McDowell
2020-06-11  8:58                 ` Russell King - ARM Linux admin
2020-06-10 23:29               ` [RFC PATCH v3 0/2] " David Miller
2020-06-13 11:31               ` [RFC PATCH v4 " Jonathan McDowell
2020-06-13 11:31                 ` [RFC PATCH v4 1/2] net: dsa: qca8k: Switch to PHYLINK instead of PHYLIB Jonathan McDowell
2020-06-13 19:30                   ` Vladimir Oltean
2020-06-13 11:32                 ` [RFC PATCH v4 2/2] net: dsa: qca8k: Improve SGMII interface handling Jonathan McDowell
2020-06-13 20:10                   ` Vladimir Oltean
2020-06-14 17:20                     ` Jonathan McDowell
2020-06-20 10:30               ` [PATCH net-next v5 0/3] " Jonathan McDowell
2020-06-20 10:30                 ` [PATCH net-next v5 1/3] net: dsa: qca8k: Switch to PHYLINK instead of PHYLIB Jonathan McDowell
2020-06-20 10:31                 ` [PATCH net-next v5 2/3] net: dsa: qca8k: Improve SGMII interface handling Jonathan McDowell
2020-06-20 10:31                 ` [PATCH net-next v5 3/3] net: dsa: qca8k: Minor comment spelling fix Jonathan McDowell
2020-06-22 22:54                 ` [PATCH net-next v5 0/3] net: dsa: qca8k: Improve SGMII interface handling David Miller
2020-06-19  8:12   ` Dan Carpenter [this message]
2020-06-19  8:12     ` [PATCH 2/2] net: dsa: qca8k: introduce SGMII configuration options Dan Carpenter
2020-06-19  8:12     ` Dan Carpenter
  -- strict thread matches above, loose matches on Subject: below --
2020-06-19  0:05 kernel test robot

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