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authorMike Frysinger <vapier@gentoo.org>2009-11-15 07:35:22 +0000
committerMike Frysinger <vapier@gentoo.org>2009-12-15 00:15:30 -0500
commit8c0b4351ccec30e2926d0d0742ee1fa145f6e8e3 (patch)
treebc4bb49fdf2848824c59138f9c05c0b704f2117d /arch/blackfin
parentdbc5e6989e2261c965bae5269d26ed1641e1534c (diff)
Blackfin: gptimers: use unsigned timer/group ids
Since we always use these ids as unsigned values, and we have some assert code to make sure they don't exceed a limit, avoid signed issues. Reported-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/include/asm/gptimers.h32
-rw-r--r--arch/blackfin/kernel/gptimers.c32
2 files changed, 32 insertions, 32 deletions
diff --git a/arch/blackfin/include/asm/gptimers.h b/arch/blackfin/include/asm/gptimers.h
index 89f08decb8e..c722acdda0d 100644
--- a/arch/blackfin/include/asm/gptimers.h
+++ b/arch/blackfin/include/asm/gptimers.h
@@ -172,25 +172,25 @@
/* The actual gptimer API */
-void set_gptimer_pwidth(int timer_id, uint32_t width);
-uint32_t get_gptimer_pwidth(int timer_id);
-void set_gptimer_period(int timer_id, uint32_t period);
-uint32_t get_gptimer_period(int timer_id);
-uint32_t get_gptimer_count(int timer_id);
-int get_gptimer_intr(int timer_id);
-void clear_gptimer_intr(int timer_id);
-int get_gptimer_over(int timer_id);
-void clear_gptimer_over(int timer_id);
-void set_gptimer_config(int timer_id, uint16_t config);
-uint16_t get_gptimer_config(int timer_id);
-int get_gptimer_run(int timer_id);
-void set_gptimer_pulse_hi(int timer_id);
-void clear_gptimer_pulse_hi(int timer_id);
+void set_gptimer_pwidth(unsigned int timer_id, uint32_t width);
+uint32_t get_gptimer_pwidth(unsigned int timer_id);
+void set_gptimer_period(unsigned int timer_id, uint32_t period);
+uint32_t get_gptimer_period(unsigned int timer_id);
+uint32_t get_gptimer_count(unsigned int timer_id);
+int get_gptimer_intr(unsigned int timer_id);
+void clear_gptimer_intr(unsigned int timer_id);
+int get_gptimer_over(unsigned int timer_id);
+void clear_gptimer_over(unsigned int timer_id);
+void set_gptimer_config(unsigned int timer_id, uint16_t config);
+uint16_t get_gptimer_config(unsigned int timer_id);
+int get_gptimer_run(unsigned int timer_id);
+void set_gptimer_pulse_hi(unsigned int timer_id);
+void clear_gptimer_pulse_hi(unsigned int timer_id);
void enable_gptimers(uint16_t mask);
void disable_gptimers(uint16_t mask);
void disable_gptimers_sync(uint16_t mask);
uint16_t get_enabled_gptimers(void);
-uint32_t get_gptimer_status(int group);
-void set_gptimer_status(int group, uint32_t value);
+uint32_t get_gptimer_status(unsigned int group);
+void set_gptimer_status(unsigned int group, uint32_t value);
#endif
diff --git a/arch/blackfin/kernel/gptimers.c b/arch/blackfin/kernel/gptimers.c
index 7281a91d26b..cdbe075de1d 100644
--- a/arch/blackfin/kernel/gptimers.c
+++ b/arch/blackfin/kernel/gptimers.c
@@ -137,7 +137,7 @@ static uint32_t const timil_mask[MAX_BLACKFIN_GPTIMERS] =
#endif
};
-void set_gptimer_pwidth(int timer_id, uint32_t value)
+void set_gptimer_pwidth(unsigned int timer_id, uint32_t value)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
timer_regs[timer_id]->width = value;
@@ -145,14 +145,14 @@ void set_gptimer_pwidth(int timer_id, uint32_t value)
}
EXPORT_SYMBOL(set_gptimer_pwidth);
-uint32_t get_gptimer_pwidth(int timer_id)
+uint32_t get_gptimer_pwidth(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
return timer_regs[timer_id]->width;
}
EXPORT_SYMBOL(get_gptimer_pwidth);
-void set_gptimer_period(int timer_id, uint32_t period)
+void set_gptimer_period(unsigned int timer_id, uint32_t period)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
timer_regs[timer_id]->period = period;
@@ -160,28 +160,28 @@ void set_gptimer_period(int timer_id, uint32_t period)
}
EXPORT_SYMBOL(set_gptimer_period);
-uint32_t get_gptimer_period(int timer_id)
+uint32_t get_gptimer_period(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
return timer_regs[timer_id]->period;
}
EXPORT_SYMBOL(get_gptimer_period);
-uint32_t get_gptimer_count(int timer_id)
+uint32_t get_gptimer_count(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
return timer_regs[timer_id]->counter;
}
EXPORT_SYMBOL(get_gptimer_count);
-uint32_t get_gptimer_status(int group)
+uint32_t get_gptimer_status(unsigned int group)
{
tassert(group < BFIN_TIMER_NUM_GROUP);
return group_regs[group]->status;
}
EXPORT_SYMBOL(get_gptimer_status);
-void set_gptimer_status(int group, uint32_t value)
+void set_gptimer_status(unsigned int group, uint32_t value)
{
tassert(group < BFIN_TIMER_NUM_GROUP);
group_regs[group]->status = value;
@@ -189,42 +189,42 @@ void set_gptimer_status(int group, uint32_t value)
}
EXPORT_SYMBOL(set_gptimer_status);
-int get_gptimer_intr(int timer_id)
+int get_gptimer_intr(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
return !!(group_regs[BFIN_TIMER_OCTET(timer_id)]->status & timil_mask[timer_id]);
}
EXPORT_SYMBOL(get_gptimer_intr);
-void clear_gptimer_intr(int timer_id)
+void clear_gptimer_intr(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
group_regs[BFIN_TIMER_OCTET(timer_id)]->status = timil_mask[timer_id];
}
EXPORT_SYMBOL(clear_gptimer_intr);
-int get_gptimer_over(int timer_id)
+int get_gptimer_over(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
return !!(group_regs[BFIN_TIMER_OCTET(timer_id)]->status & tovf_mask[timer_id]);
}
EXPORT_SYMBOL(get_gptimer_over);
-void clear_gptimer_over(int timer_id)
+void clear_gptimer_over(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
group_regs[BFIN_TIMER_OCTET(timer_id)]->status = tovf_mask[timer_id];
}
EXPORT_SYMBOL(clear_gptimer_over);
-int get_gptimer_run(int timer_id)
+int get_gptimer_run(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
return !!(group_regs[BFIN_TIMER_OCTET(timer_id)]->status & trun_mask[timer_id]);
}
EXPORT_SYMBOL(get_gptimer_run);
-void set_gptimer_config(int timer_id, uint16_t config)
+void set_gptimer_config(unsigned int timer_id, uint16_t config)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
timer_regs[timer_id]->config = config;
@@ -232,7 +232,7 @@ void set_gptimer_config(int timer_id, uint16_t config)
}
EXPORT_SYMBOL(set_gptimer_config);
-uint16_t get_gptimer_config(int timer_id)
+uint16_t get_gptimer_config(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
return timer_regs[timer_id]->config;
@@ -280,7 +280,7 @@ void disable_gptimers_sync(uint16_t mask)
}
EXPORT_SYMBOL(disable_gptimers_sync);
-void set_gptimer_pulse_hi(int timer_id)
+void set_gptimer_pulse_hi(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
timer_regs[timer_id]->config |= TIMER_PULSE_HI;
@@ -288,7 +288,7 @@ void set_gptimer_pulse_hi(int timer_id)
}
EXPORT_SYMBOL(set_gptimer_pulse_hi);
-void clear_gptimer_pulse_hi(int timer_id)
+void clear_gptimer_pulse_hi(unsigned int timer_id)
{
tassert(timer_id < MAX_BLACKFIN_GPTIMERS);
timer_regs[timer_id]->config &= ~TIMER_PULSE_HI;