Re: [PATCH][next] i2c: busses: Use fallthrough pseudo-keyword
Hi, On 7/20/20 09:59, Jean Delvare wrote: > Hi Gustavo, > > On Thu, 16 Jul 2020 17:03:07 -0500, Gustavo A. R. Silva wrote: >> Replace the existing /* fall through */ comments and its variants with >> the new pseudo-keyword macro fallthrough[1]. >> >> [1] >> https://www.kernel.org/doc/html/latest/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through >> >> Signed-off-by: Gustavo A. R. Silva >> --- >> drivers/i2c/busses/i2c-amd8111.c | 2 +- >> drivers/i2c/busses/i2c-i801.c| 8 >> drivers/i2c/busses/i2c-viapro.c | 2 +- >> 3 files changed, 6 insertions(+), 6 deletions(-) >> >> diff --git a/drivers/i2c/busses/i2c-amd8111.c >> b/drivers/i2c/busses/i2c-amd8111.c >> index 2b14fef5bf26..34862ad3423e 100644 >> --- a/drivers/i2c/busses/i2c-amd8111.c >> +++ b/drivers/i2c/busses/i2c-amd8111.c >> @@ -381,7 +381,7 @@ static s32 amd8111_access(struct i2c_adapter * adap, u16 >> addr, >> if (status) >> return status; >> len = min_t(u8, len, I2C_SMBUS_BLOCK_MAX); >> -/* fall through */ >> +fallthrough; >> case I2C_SMBUS_I2C_BLOCK_DATA: >> for (i = 0; i < len; i++) { >> status = amd_ec_read(smbus, AMD_SMB_DATA + i, >> diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c >> index 1fc7ae77753d..638e7f7c66cc 100644 >> --- a/drivers/i2c/busses/i2c-i801.c >> +++ b/drivers/i2c/busses/i2c-i801.c >> @@ -1765,19 +1765,19 @@ static int i801_probe(struct pci_dev *dev, const >> struct pci_device_id *id) >> case PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS_MS1: >> case PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS_MS2: >> priv->features |= FEATURE_IDF; >> -/* fall through */ >> +fallthrough; >> default: >> priv->features |= FEATURE_BLOCK_PROC; >> priv->features |= FEATURE_I2C_BLOCK_READ; >> priv->features |= FEATURE_IRQ; >> -/* fall through */ >> +fallthrough; >> case PCI_DEVICE_ID_INTEL_82801DB_3: >> priv->features |= FEATURE_SMBUS_PEC; >> priv->features |= FEATURE_BLOCK_BUFFER; >> -/* fall through */ >> +fallthrough; >> case PCI_DEVICE_ID_INTEL_82801CA_3: >> priv->features |= FEATURE_HOST_NOTIFY; >> -/* fall through */ >> +fallthrough; >> case PCI_DEVICE_ID_INTEL_82801BA_2: >> case PCI_DEVICE_ID_INTEL_82801AB_3: >> case PCI_DEVICE_ID_INTEL_82801AA_3: >> diff --git a/drivers/i2c/busses/i2c-viapro.c >> b/drivers/i2c/busses/i2c-viapro.c >> index 05aa92a3fbe0..970ccdcbb889 100644 >> --- a/drivers/i2c/busses/i2c-viapro.c >> +++ b/drivers/i2c/busses/i2c-viapro.c >> @@ -228,7 +228,7 @@ static s32 vt596_access(struct i2c_adapter *adap, u16 >> addr, >> goto exit_unsupported; >> if (read_write == I2C_SMBUS_READ) >> outb_p(data->block[0], SMBHSTDAT0); >> -/* Fall through */ >> +fallthrough; >> case I2C_SMBUS_BLOCK_DATA: >> outb_p(command, SMBHSTCMD); >> if (read_write == I2C_SMBUS_WRITE) { > > Looks good to me, thanks for doing that. > > Reviewed-by: Jean Delvare > Thanks for this. > However I see many occurrences in other drivers within > drivers/i2c/busses, which are not covered by this patch: > > drivers/i2c/busses/i2c-designware-pcidrv.c > drivers/i2c/busses/i2c-mv64xxx.c > drivers/i2c/busses/i2c-omap.c > drivers/i2c/busses/i2c-synquacer.c > drivers/i2c/busses/i2c-ibm_iic.c > drivers/i2c/busses/i2c-aspeed.c > drivers/i2c/busses/scx200_acb.c > drivers/i2c/busses/i2c-digicolor.c > drivers/i2c/busses/i2c-opal.c > > Are they covered by another patch of yours? > Yep; I have a queue of pending patches I'm about to send. :) Thanks -- Gustavo
Re: [PATCH][next] i2c: busses: Use fallthrough pseudo-keyword
Hi Gustavo, On Thu, 16 Jul 2020 17:03:07 -0500, Gustavo A. R. Silva wrote: > Replace the existing /* fall through */ comments and its variants with > the new pseudo-keyword macro fallthrough[1]. > > [1] > https://www.kernel.org/doc/html/latest/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through > > Signed-off-by: Gustavo A. R. Silva > --- > drivers/i2c/busses/i2c-amd8111.c | 2 +- > drivers/i2c/busses/i2c-i801.c| 8 > drivers/i2c/busses/i2c-viapro.c | 2 +- > 3 files changed, 6 insertions(+), 6 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-amd8111.c > b/drivers/i2c/busses/i2c-amd8111.c > index 2b14fef5bf26..34862ad3423e 100644 > --- a/drivers/i2c/busses/i2c-amd8111.c > +++ b/drivers/i2c/busses/i2c-amd8111.c > @@ -381,7 +381,7 @@ static s32 amd8111_access(struct i2c_adapter * adap, u16 > addr, > if (status) > return status; > len = min_t(u8, len, I2C_SMBUS_BLOCK_MAX); > - /* fall through */ > + fallthrough; > case I2C_SMBUS_I2C_BLOCK_DATA: > for (i = 0; i < len; i++) { > status = amd_ec_read(smbus, AMD_SMB_DATA + i, > diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c > index 1fc7ae77753d..638e7f7c66cc 100644 > --- a/drivers/i2c/busses/i2c-i801.c > +++ b/drivers/i2c/busses/i2c-i801.c > @@ -1765,19 +1765,19 @@ static int i801_probe(struct pci_dev *dev, const > struct pci_device_id *id) > case PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS_MS1: > case PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS_MS2: > priv->features |= FEATURE_IDF; > - /* fall through */ > + fallthrough; > default: > priv->features |= FEATURE_BLOCK_PROC; > priv->features |= FEATURE_I2C_BLOCK_READ; > priv->features |= FEATURE_IRQ; > - /* fall through */ > + fallthrough; > case PCI_DEVICE_ID_INTEL_82801DB_3: > priv->features |= FEATURE_SMBUS_PEC; > priv->features |= FEATURE_BLOCK_BUFFER; > - /* fall through */ > + fallthrough; > case PCI_DEVICE_ID_INTEL_82801CA_3: > priv->features |= FEATURE_HOST_NOTIFY; > - /* fall through */ > + fallthrough; > case PCI_DEVICE_ID_INTEL_82801BA_2: > case PCI_DEVICE_ID_INTEL_82801AB_3: > case PCI_DEVICE_ID_INTEL_82801AA_3: > diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c > index 05aa92a3fbe0..970ccdcbb889 100644 > --- a/drivers/i2c/busses/i2c-viapro.c > +++ b/drivers/i2c/busses/i2c-viapro.c > @@ -228,7 +228,7 @@ static s32 vt596_access(struct i2c_adapter *adap, u16 > addr, > goto exit_unsupported; > if (read_write == I2C_SMBUS_READ) > outb_p(data->block[0], SMBHSTDAT0); > - /* Fall through */ > + fallthrough; > case I2C_SMBUS_BLOCK_DATA: > outb_p(command, SMBHSTCMD); > if (read_write == I2C_SMBUS_WRITE) { Looks good to me, thanks for doing that. Reviewed-by: Jean Delvare However I see many occurrences in other drivers within drivers/i2c/busses, which are not covered by this patch: drivers/i2c/busses/i2c-designware-pcidrv.c drivers/i2c/busses/i2c-mv64xxx.c drivers/i2c/busses/i2c-omap.c drivers/i2c/busses/i2c-synquacer.c drivers/i2c/busses/i2c-ibm_iic.c drivers/i2c/busses/i2c-aspeed.c drivers/i2c/busses/scx200_acb.c drivers/i2c/busses/i2c-digicolor.c drivers/i2c/busses/i2c-opal.c Are they covered by another patch of yours? Thanks, -- Jean Delvare SUSE L3 Support
[PATCH][next] i2c: busses: Use fallthrough pseudo-keyword
Replace the existing /* fall through */ comments and its variants with the new pseudo-keyword macro fallthrough[1]. [1] https://www.kernel.org/doc/html/latest/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through Signed-off-by: Gustavo A. R. Silva --- drivers/i2c/busses/i2c-amd8111.c | 2 +- drivers/i2c/busses/i2c-i801.c| 8 drivers/i2c/busses/i2c-viapro.c | 2 +- 3 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/i2c/busses/i2c-amd8111.c b/drivers/i2c/busses/i2c-amd8111.c index 2b14fef5bf26..34862ad3423e 100644 --- a/drivers/i2c/busses/i2c-amd8111.c +++ b/drivers/i2c/busses/i2c-amd8111.c @@ -381,7 +381,7 @@ static s32 amd8111_access(struct i2c_adapter * adap, u16 addr, if (status) return status; len = min_t(u8, len, I2C_SMBUS_BLOCK_MAX); - /* fall through */ + fallthrough; case I2C_SMBUS_I2C_BLOCK_DATA: for (i = 0; i < len; i++) { status = amd_ec_read(smbus, AMD_SMB_DATA + i, diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 1fc7ae77753d..638e7f7c66cc 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -1765,19 +1765,19 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) case PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS_MS1: case PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS_MS2: priv->features |= FEATURE_IDF; - /* fall through */ + fallthrough; default: priv->features |= FEATURE_BLOCK_PROC; priv->features |= FEATURE_I2C_BLOCK_READ; priv->features |= FEATURE_IRQ; - /* fall through */ + fallthrough; case PCI_DEVICE_ID_INTEL_82801DB_3: priv->features |= FEATURE_SMBUS_PEC; priv->features |= FEATURE_BLOCK_BUFFER; - /* fall through */ + fallthrough; case PCI_DEVICE_ID_INTEL_82801CA_3: priv->features |= FEATURE_HOST_NOTIFY; - /* fall through */ + fallthrough; case PCI_DEVICE_ID_INTEL_82801BA_2: case PCI_DEVICE_ID_INTEL_82801AB_3: case PCI_DEVICE_ID_INTEL_82801AA_3: diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c index 05aa92a3fbe0..970ccdcbb889 100644 --- a/drivers/i2c/busses/i2c-viapro.c +++ b/drivers/i2c/busses/i2c-viapro.c @@ -228,7 +228,7 @@ static s32 vt596_access(struct i2c_adapter *adap, u16 addr, goto exit_unsupported; if (read_write == I2C_SMBUS_READ) outb_p(data->block[0], SMBHSTDAT0); - /* Fall through */ + fallthrough; case I2C_SMBUS_BLOCK_DATA: outb_p(command, SMBHSTCMD); if (read_write == I2C_SMBUS_WRITE) { -- 2.27.0