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authorGustavo A. R. Silva <gustavoars@kernel.org>2020-07-07 15:09:37 -0500
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2020-07-09 14:09:28 +0200
commit57d2dd4bd18b1378b3bc0b6b2b8b858deb6c2fa7 (patch)
treef06b84d212363400bcfe02be8ee02e9173822404
parentdcb7fd82c75ee2d6e6f9d8cc71c52519ed52e258 (diff)
ACPI: Use fallthrough pseudo-keyword
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. Link: https://www.kernel.org/doc/html/latest/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through # [1] Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
-rw-r--r--drivers/acpi/ac.c2
-rw-r--r--drivers/acpi/acpi_processor.c2
-rw-r--r--drivers/acpi/button.c2
-rw-r--r--drivers/acpi/dock.c2
-rw-r--r--drivers/acpi/evged.c2
-rw-r--r--drivers/acpi/processor_idle.c3
-rw-r--r--drivers/acpi/resource.c2
-rw-r--r--drivers/acpi/spcr.c4
-rw-r--r--drivers/pci/pci-acpi.c6
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: