Message ID | 20210718203632.3982-1-rdunlap@infradead.org |
---|---|
State | New |
Headers | show |
Series | arc: rename arc_timer's TIMER_CTRL_IE to avoid redefinition | expand |
On 7/18/21 1:36 PM, Randy Dunlap wrote: > There are 2 other clocksource drivers that use the symbol > (macro/define) TIMER_CTRL_IE (in 3 files). Change the ARC timer > symbol "TIMER_CTRL_IE" to "TIMER_CTRL_IEN" to resolve the symbol > collision (redefinition). > > In file included from ../drivers/clocksource/timer-integrator-ap.c:17: > ../drivers/clocksource/timer-sp.h:25: warning: "TIMER_CTRL_IE" redefined > 25 | #define TIMER_CTRL_IE (1 << 5) /* VR */ > ../include/soc/arc/timers.h:20: note: this is the location of the previous definition > 20 | #define TIMER_CTRL_IE (1 << 0) /* Interrupt when Count reaches limit */ > > ../drivers/clocksource/mps2-timer.c:25: warning: "TIMER_CTRL_IE" redefined > 25 | #define TIMER_CTRL_IE BIT(3) > ../include/soc/arc/timers.h:20: note: this is the location of the previous definition > 20 | #define TIMER_CTRL_IE (1 << 0) /* Interrupt when Count reaches limit */ > > In file included from ../drivers/clocksource/timer-sp804.c:24: > ../drivers/clocksource/timer-sp.h:25: warning: "TIMER_CTRL_IE" redefined > 25 | #define TIMER_CTRL_IE (1 << 5) /* VR */ > ../include/soc/arc/timers.h:20: note: this is the location of the previous definition > 20 | #define TIMER_CTRL_IE (1 << 0) /* Interrupt when Count reaches limit */ > > Fixes: b26c2e3823ba ("ARC: breakout timer include code into separate header") > Signed-off-by: Randy Dunlap <rdunlap@infradead.org> > Cc: Vineet Gupta <vgupta@synopsys.com> > Cc: linux-snps-arc@lists.infradead.org Acked-by: Vineet Gupta <vgupta@synopsys.com> Thx, -Vineet
--- linux-next-20210716.orig/drivers/clocksource/arc_timer.c +++ linux-next-20210716/drivers/clocksource/arc_timer.c @@ -245,7 +245,7 @@ static void arc_timer_event_setup(unsign write_aux_reg(ARC_REG_TIMER0_LIMIT, cycles); write_aux_reg(ARC_REG_TIMER0_CNT, 0); /* start from 0 */ - write_aux_reg(ARC_REG_TIMER0_CTRL, TIMER_CTRL_IE | TIMER_CTRL_NH); + write_aux_reg(ARC_REG_TIMER0_CTRL, TIMER_CTRL_IEN | TIMER_CTRL_NH); } --- linux-next-20210716.orig/include/soc/arc/timers.h +++ linux-next-20210716/include/soc/arc/timers.h @@ -17,7 +17,7 @@ #define ARC_REG_TIMER1_CNT 0x100 /* timer 1 count */ /* CTRL reg bits */ -#define TIMER_CTRL_IE (1 << 0) /* Interrupt when Count reaches limit */ +#define TIMER_CTRL_IEN (1 << 0) /* Interrupt when Count reaches limit */ #define TIMER_CTRL_NH (1 << 1) /* Count only when CPU NOT halted */ #define ARC_TIMERN_MAX 0xFFFFFFFF
There are 2 other clocksource drivers that use the symbol (macro/define) TIMER_CTRL_IE (in 3 files). Change the ARC timer symbol "TIMER_CTRL_IE" to "TIMER_CTRL_IEN" to resolve the symbol collision (redefinition). In file included from ../drivers/clocksource/timer-integrator-ap.c:17: ../drivers/clocksource/timer-sp.h:25: warning: "TIMER_CTRL_IE" redefined 25 | #define TIMER_CTRL_IE (1 << 5) /* VR */ ../include/soc/arc/timers.h:20: note: this is the location of the previous definition 20 | #define TIMER_CTRL_IE (1 << 0) /* Interrupt when Count reaches limit */ ../drivers/clocksource/mps2-timer.c:25: warning: "TIMER_CTRL_IE" redefined 25 | #define TIMER_CTRL_IE BIT(3) ../include/soc/arc/timers.h:20: note: this is the location of the previous definition 20 | #define TIMER_CTRL_IE (1 << 0) /* Interrupt when Count reaches limit */ In file included from ../drivers/clocksource/timer-sp804.c:24: ../drivers/clocksource/timer-sp.h:25: warning: "TIMER_CTRL_IE" redefined 25 | #define TIMER_CTRL_IE (1 << 5) /* VR */ ../include/soc/arc/timers.h:20: note: this is the location of the previous definition 20 | #define TIMER_CTRL_IE (1 << 0) /* Interrupt when Count reaches limit */ Fixes: b26c2e3823ba ("ARC: breakout timer include code into separate header") Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: linux-snps-arc@lists.infradead.org --- drivers/clocksource/arc_timer.c | 2 +- include/soc/arc/timers.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)