Message ID | 20200707200937.GA5056@embeddedor |
---|---|
State | New |
Headers | show |
Series | ACPI: Use fallthrough pseudo-keyword | expand |
On Tue, Jul 7, 2020 at 10:04 PM Gustavo A. R. Silva <gustavoars@kernel.org> wrote: > > Replace the existing /* fall through */ comments and its variants with > the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary > fall-through markings when it is the case. > > [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 <gustavoars@kernel.org> Applied as 5.9 material, thanks! > --- > drivers/acpi/ac.c | 2 +- > drivers/acpi/acpi_processor.c | 2 +- > drivers/acpi/button.c | 2 +- > drivers/acpi/dock.c | 2 +- > drivers/acpi/evged.c | 2 +- > drivers/acpi/processor_idle.c | 3 +-- > drivers/acpi/resource.c | 2 +- > drivers/acpi/spcr.c | 4 ++-- > drivers/pci/pci-acpi.c | 6 +++--- > 9 files changed, 12 insertions(+), 13 deletions(-) > > diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c > index 69d2db13886b..2dfa08f939c6 100644 > --- a/drivers/acpi/ac.c > +++ b/drivers/acpi/ac.c > @@ -236,7 +236,7 @@ static void acpi_ac_notify(struct acpi_device *device, u32 event) > default: > ACPI_DEBUG_PRINT((ACPI_DB_INFO, > "Unsupported event [0x%x]\n", event)); > - /* fall through */ > + fallthrough; > case ACPI_AC_NOTIFY_STATUS: > case ACPI_NOTIFY_BUS_CHECK: > case ACPI_NOTIFY_DEVICE_CHECK: > diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c > index 5379bc3f275d..b51ddf3bb616 100644 > --- a/drivers/acpi/acpi_processor.c > +++ b/drivers/acpi/acpi_processor.c > @@ -79,7 +79,7 @@ static int acpi_processor_errata_piix4(struct pci_dev *dev) > * PIIX4 models. > */ > errata.piix4.throttle = 1; > - /* fall through*/ > + fallthrough; > > case 2: /* PIIX4E */ > case 3: /* PIIX4M */ > diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c > index 3c35e57dd854..a4eda7fe50d3 100644 > --- a/drivers/acpi/button.c > +++ b/drivers/acpi/button.c > @@ -405,7 +405,7 @@ static void acpi_button_notify(struct acpi_device *device, u32 event) > switch (event) { > case ACPI_FIXED_HARDWARE_EVENT: > event = ACPI_BUTTON_NOTIFY_STATUS; > - /* fall through */ > + fallthrough; > case ACPI_BUTTON_NOTIFY_STATUS: > input = button->input; > if (button->type == ACPI_BUTTON_TYPE_LID) { > diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c > index e3414131bfca..9bd72c26ef46 100644 > --- a/drivers/acpi/dock.c > +++ b/drivers/acpi/dock.c > @@ -469,7 +469,7 @@ int dock_notify(struct acpi_device *adev, u32 event) > surprise_removal = 1; > event = ACPI_NOTIFY_EJECT_REQUEST; > /* Fall back */ > - /* fall through */ > + fallthrough; > case ACPI_NOTIFY_EJECT_REQUEST: > begin_undock(ds); > if ((immediate_undock && !(ds->flags & DOCK_IS_ATA)) > diff --git a/drivers/acpi/evged.c b/drivers/acpi/evged.c > index ccd900690b6f..b1a7f8d6965e 100644 > --- a/drivers/acpi/evged.c > +++ b/drivers/acpi/evged.c > @@ -106,7 +106,7 @@ static acpi_status acpi_ged_request_interrupt(struct acpi_resource *ares, > > if (ACPI_SUCCESS(acpi_get_handle(handle, ev_name, &evt_handle))) > break; > - /* fall through */ > + fallthrough; > default: > if (ACPI_SUCCESS(acpi_get_handle(handle, "_EVT", &evt_handle))) > break; > diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c > index 75534c5b5433..9325feaac5f8 100644 > --- a/drivers/acpi/processor_idle.c > +++ b/drivers/acpi/processor_idle.c > @@ -203,8 +203,7 @@ static void tsc_check_state(int state) > */ > if (boot_cpu_has(X86_FEATURE_NONSTOP_TSC)) > return; > - > - /*FALL THROUGH*/ > + fallthrough; > default: > /* TSC could halt in idle, so notify users */ > if (state > ACPI_STATE_C1) > diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c > index 3b4448972374..ad04824ca3ba 100644 > --- a/drivers/acpi/resource.c > +++ b/drivers/acpi/resource.c > @@ -373,7 +373,7 @@ unsigned int acpi_dev_get_irq_type(int triggering, int polarity) > case ACPI_ACTIVE_BOTH: > if (triggering == ACPI_EDGE_SENSITIVE) > return IRQ_TYPE_EDGE_BOTH; > - /* fall through */ > + fallthrough; > default: > return IRQ_TYPE_NONE; > } > diff --git a/drivers/acpi/spcr.c b/drivers/acpi/spcr.c > index d73b4535e79d..88460bacd5ae 100644 > --- a/drivers/acpi/spcr.c > +++ b/drivers/acpi/spcr.c > @@ -111,7 +111,7 @@ int __init acpi_parse_spcr(bool enable_earlycon, bool enable_console) > table->serial_port.access_width))) { > default: > pr_err("Unexpected SPCR Access Width. Defaulting to byte size\n"); > - /* fall through */ > + fallthrough; > case 8: > iotype = "mmio"; > break; > @@ -128,7 +128,7 @@ int __init acpi_parse_spcr(bool enable_earlycon, bool enable_console) > switch (table->interface_type) { > case ACPI_DBG2_ARM_SBSA_32BIT: > iotype = "mmio32"; > - /* fall through */ > + fallthrough; > case ACPI_DBG2_ARM_PL011: > case ACPI_DBG2_ARM_SBSA_GENERIC: > case ACPI_DBG2_BCM2835: > diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c > index 7224b1e5f2a8..0d85025c55fd 100644 > --- a/drivers/pci/pci-acpi.c > +++ b/drivers/pci/pci-acpi.c > @@ -527,8 +527,8 @@ static void program_hpx_type3_register(struct pci_dev *dev, > return; > > break; > - case HPX_CFG_VEND_CAP: /* Fall through */ > - case HPX_CFG_DVSEC: /* Fall through */ > + case HPX_CFG_VEND_CAP: > + case HPX_CFG_DVSEC: > default: > pci_warn(dev, "Encountered _HPX type 3 with unsupported config space location"); > return; > @@ -1001,7 +1001,7 @@ static int acpi_pci_set_power_state(struct pci_dev *dev, pci_power_t state) > error = -EBUSY; > break; > } > - /* Fall through */ > + fallthrough; > case PCI_D0: > case PCI_D1: > case PCI_D2: >
On Thu, Jul 09, 2020 at 02:10:41PM +0200, Rafael J. Wysocki wrote: > On Tue, Jul 7, 2020 at 10:04 PM Gustavo A. R. Silva > <gustavoars@kernel.org> wrote: > > > > Replace the existing /* fall through */ comments and its variants with > > the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary > > fall-through markings when it is the case. > > > > [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 <gustavoars@kernel.org> > > Applied as 5.9 material, thanks! > Thanks, Rafael. -- Gustavo
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c index 69d2db13886b..2dfa08f939c6 100644 --- a/drivers/acpi/ac.c +++ b/drivers/acpi/ac.c @@ -236,7 +236,7 @@ static void acpi_ac_notify(struct acpi_device *device, u32 event) default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Unsupported event [0x%x]\n", event)); - /* fall through */ + fallthrough; case ACPI_AC_NOTIFY_STATUS: case ACPI_NOTIFY_BUS_CHECK: case ACPI_NOTIFY_DEVICE_CHECK: diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index 5379bc3f275d..b51ddf3bb616 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -79,7 +79,7 @@ static int acpi_processor_errata_piix4(struct pci_dev *dev) * PIIX4 models. */ errata.piix4.throttle = 1; - /* fall through*/ + fallthrough; case 2: /* PIIX4E */ case 3: /* PIIX4M */ diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 3c35e57dd854..a4eda7fe50d3 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -405,7 +405,7 @@ static void acpi_button_notify(struct acpi_device *device, u32 event) switch (event) { case ACPI_FIXED_HARDWARE_EVENT: event = ACPI_BUTTON_NOTIFY_STATUS; - /* fall through */ + fallthrough; case ACPI_BUTTON_NOTIFY_STATUS: input = button->input; if (button->type == ACPI_BUTTON_TYPE_LID) { diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c index e3414131bfca..9bd72c26ef46 100644 --- a/drivers/acpi/dock.c +++ b/drivers/acpi/dock.c @@ -469,7 +469,7 @@ int dock_notify(struct acpi_device *adev, u32 event) surprise_removal = 1; event = ACPI_NOTIFY_EJECT_REQUEST; /* Fall back */ - /* fall through */ + fallthrough; case ACPI_NOTIFY_EJECT_REQUEST: begin_undock(ds); if ((immediate_undock && !(ds->flags & DOCK_IS_ATA)) diff --git a/drivers/acpi/evged.c b/drivers/acpi/evged.c index ccd900690b6f..b1a7f8d6965e 100644 --- a/drivers/acpi/evged.c +++ b/drivers/acpi/evged.c @@ -106,7 +106,7 @@ static acpi_status acpi_ged_request_interrupt(struct acpi_resource *ares, if (ACPI_SUCCESS(acpi_get_handle(handle, ev_name, &evt_handle))) break; - /* fall through */ + fallthrough; default: if (ACPI_SUCCESS(acpi_get_handle(handle, "_EVT", &evt_handle))) break; diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 75534c5b5433..9325feaac5f8 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -203,8 +203,7 @@ static void tsc_check_state(int state) */ if (boot_cpu_has(X86_FEATURE_NONSTOP_TSC)) return; - - /*FALL THROUGH*/ + fallthrough; default: /* TSC could halt in idle, so notify users */ if (state > ACPI_STATE_C1) diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index 3b4448972374..ad04824ca3ba 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -373,7 +373,7 @@ unsigned int acpi_dev_get_irq_type(int triggering, int polarity) case ACPI_ACTIVE_BOTH: if (triggering == ACPI_EDGE_SENSITIVE) return IRQ_TYPE_EDGE_BOTH; - /* fall through */ + fallthrough; default: return IRQ_TYPE_NONE; } diff --git a/drivers/acpi/spcr.c b/drivers/acpi/spcr.c index d73b4535e79d..88460bacd5ae 100644 --- a/drivers/acpi/spcr.c +++ b/drivers/acpi/spcr.c @@ -111,7 +111,7 @@ int __init acpi_parse_spcr(bool enable_earlycon, bool enable_console) table->serial_port.access_width))) { default: pr_err("Unexpected SPCR Access Width. Defaulting to byte size\n"); - /* fall through */ + fallthrough; case 8: iotype = "mmio"; break; @@ -128,7 +128,7 @@ int __init acpi_parse_spcr(bool enable_earlycon, bool enable_console) switch (table->interface_type) { case ACPI_DBG2_ARM_SBSA_32BIT: iotype = "mmio32"; - /* fall through */ + fallthrough; case ACPI_DBG2_ARM_PL011: case ACPI_DBG2_ARM_SBSA_GENERIC: case ACPI_DBG2_BCM2835: diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 7224b1e5f2a8..0d85025c55fd 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -527,8 +527,8 @@ static void program_hpx_type3_register(struct pci_dev *dev, return; break; - case HPX_CFG_VEND_CAP: /* Fall through */ - case HPX_CFG_DVSEC: /* Fall through */ + case HPX_CFG_VEND_CAP: + case HPX_CFG_DVSEC: default: pci_warn(dev, "Encountered _HPX type 3 with unsupported config space location"); return; @@ -1001,7 +1001,7 @@ static int acpi_pci_set_power_state(struct pci_dev *dev, pci_power_t state) error = -EBUSY; break; } - /* Fall through */ + fallthrough; case PCI_D0: case PCI_D1: case PCI_D2:
Replace the existing /* fall through */ comments and its variants with the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary fall-through markings when it is the case. [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 <gustavoars@kernel.org> --- drivers/acpi/ac.c | 2 +- drivers/acpi/acpi_processor.c | 2 +- drivers/acpi/button.c | 2 +- drivers/acpi/dock.c | 2 +- drivers/acpi/evged.c | 2 +- drivers/acpi/processor_idle.c | 3 +-- drivers/acpi/resource.c | 2 +- drivers/acpi/spcr.c | 4 ++-- drivers/pci/pci-acpi.c | 6 +++--- 9 files changed, 12 insertions(+), 13 deletions(-)