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Date: Wed, 21 Oct 2015 03:07:08 -0700
From: tip-bot for Jan Beulich <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: hpa@...or.com, torvalds@...ux-foundation.org, jbeulich@...e.com,
luto@...capital.net, bp@...en8.de, brgerst@...il.com,
mingo@...nel.org, tglx@...utronix.de, peterz@...radead.org,
JBeulich@...e.com, dvlasenk@...hat.com,
linux-kernel@...r.kernel.org
Subject: [tip:timers/core] timers/x86/hpet: Type adjustments
Commit-ID: 3d45ac4b35cbdf942f2a45b2b927f2ef6a8bda48
Gitweb: http://git.kernel.org/tip/3d45ac4b35cbdf942f2a45b2b927f2ef6a8bda48
Author: Jan Beulich <JBeulich@...e.com>
AuthorDate: Mon, 19 Oct 2015 04:35:44 -0600
Committer: Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 21 Oct 2015 11:17:32 +0200
timers/x86/hpet: Type adjustments
Standardize on bool instead of an inconsistent mixture of u8 and plain 'int'.
Also use u32 or 'unsigned int' instead of 'unsigned long' when a 32-bit type
suffices, generating slightly better code on x86-64.
Signed-off-by: Jan Beulich <jbeulich@...e.com>
Cc: Andy Lutomirski <luto@...capital.net>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Brian Gerst <brgerst@...il.com>
Cc: Denys Vlasenko <dvlasenk@...hat.com>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Link: http://lkml.kernel.org/r/5624E3A002000078000AC49A@prv-mh.provo.novell.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
arch/x86/include/asm/hpet.h | 6 +++---
arch/x86/kernel/early-quirks.c | 2 +-
arch/x86/kernel/hpet.c | 29 ++++++++++++++---------------
arch/x86/kernel/quirks.c | 2 +-
4 files changed, 19 insertions(+), 20 deletions(-)
diff --git a/arch/x86/include/asm/hpet.h b/arch/x86/include/asm/hpet.h
index 5fa9fb0..cc285ec 100644
--- a/arch/x86/include/asm/hpet.h
+++ b/arch/x86/include/asm/hpet.h
@@ -63,10 +63,10 @@
/* hpet memory map physical address */
extern unsigned long hpet_address;
extern unsigned long force_hpet_address;
-extern int boot_hpet_disable;
+extern bool boot_hpet_disable;
extern u8 hpet_blockid;
-extern int hpet_force_user;
-extern u8 hpet_msi_disable;
+extern bool hpet_force_user;
+extern bool hpet_msi_disable;
extern int is_hpet_enabled(void);
extern int hpet_enable(void);
extern void hpet_disable(void);
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 9f9cc68..db9a675 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -584,7 +584,7 @@ static void __init intel_graphics_stolen(int num, int slot, int func)
static void __init force_disable_hpet(int num, int slot, int func)
{
#ifdef CONFIG_HPET_TIMER
- boot_hpet_disable = 1;
+ boot_hpet_disable = true;
pr_info("x86/hpet: Will disable the HPET for this platform because it's not reliable\n");
#endif
}
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index 88b4da3..b8e6ff5 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -37,10 +37,10 @@
*/
unsigned long hpet_address;
u8 hpet_blockid; /* OS timer block num */
-u8 hpet_msi_disable;
+bool hpet_msi_disable;
#ifdef CONFIG_PCI_MSI
-static unsigned long hpet_num_timers;
+static unsigned int hpet_num_timers;
#endif
static void __iomem *hpet_virt_address;
@@ -86,9 +86,9 @@ static inline void hpet_clear_mapping(void)
/*
* HPET command line enable / disable
*/
-int boot_hpet_disable;
-int hpet_force_user;
-static int hpet_verbose;
+bool boot_hpet_disable;
+bool hpet_force_user;
+static bool hpet_verbose;
static int __init hpet_setup(char *str)
{
@@ -98,11 +98,11 @@ static int __init hpet_setup(char *str)
if (next)
*next++ = 0;
if (!strncmp("disable", str, 7))
- boot_hpet_disable = 1;
+ boot_hpet_disable = true;
if (!strncmp("force", str, 5))
- hpet_force_user = 1;
+ hpet_force_user = true;
if (!strncmp("verbose", str, 7))
- hpet_verbose = 1;
+ hpet_verbose = true;
str = next;
}
return 1;
@@ -111,7 +111,7 @@ __setup("hpet=", hpet_setup);
static int __init disable_hpet(char *str)
{
- boot_hpet_disable = 1;
+ boot_hpet_disable = true;
return 1;
}
__setup("nohpet", disable_hpet);
@@ -124,7 +124,7 @@ static inline int is_hpet_capable(void)
/*
* HPET timer interrupt enable / disable
*/
-static int hpet_legacy_int_enabled;
+static bool hpet_legacy_int_enabled;
/**
* is_hpet_enabled - check whether the hpet timer interrupt is enabled
@@ -230,7 +230,7 @@ static struct clock_event_device hpet_clockevent;
static void hpet_stop_counter(void)
{
- unsigned long cfg = hpet_readl(HPET_CFG);
+ u32 cfg = hpet_readl(HPET_CFG);
cfg &= ~HPET_CFG_ENABLE;
hpet_writel(cfg, HPET_CFG);
}
@@ -272,7 +272,7 @@ static void hpet_enable_legacy_int(void)
cfg |= HPET_CFG_LEGACY;
hpet_writel(cfg, HPET_CFG);
- hpet_legacy_int_enabled = 1;
+ hpet_legacy_int_enabled = true;
}
static void hpet_legacy_clockevent_register(void)
@@ -983,7 +983,7 @@ void hpet_disable(void)
cfg = *hpet_boot_cfg;
else if (hpet_legacy_int_enabled) {
cfg &= ~HPET_CFG_LEGACY;
- hpet_legacy_int_enabled = 0;
+ hpet_legacy_int_enabled = false;
}
cfg &= ~HPET_CFG_ENABLE;
hpet_writel(cfg, HPET_CFG);
@@ -1121,8 +1121,7 @@ EXPORT_SYMBOL_GPL(hpet_rtc_timer_init);
static void hpet_disable_rtc_channel(void)
{
- unsigned long cfg;
- cfg = hpet_readl(HPET_T1_CFG);
+ u32 cfg = hpet_readl(HPET_T1_CFG);
cfg &= ~HPET_TN_ENABLE;
hpet_writel(cfg, HPET_T1_CFG);
}
diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index 176a0f9..cc457ff 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -524,7 +524,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_E6XX_CU,
*/
static void force_disable_hpet_msi(struct pci_dev *unused)
{
- hpet_msi_disable = 1;
+ hpet_msi_disable = true;
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS,
--
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