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imx233: increase audio DAC IRQ priority

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This should hopefully fix some audio glitches

Change-Id: Ic9701d281e7559c9d93fcb8dad9373caaad9bfb6
This commit is contained in:
Amaury Pouly 2014-02-02 04:30:09 +01:00
parent 91a8cd1ae9
commit 1a06292e41
4 changed files with 14 additions and 0 deletions
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6
firmware/target/arm/imx233/icoll-imx233.h
View file

@ -78,6 +78,12 @@
#define BM_ICOLL_PRIORITYn_SOFTIRQx(x) (1 << (3 + 8 * (x))) #define BM_ICOLL_PRIORITYn_SOFTIRQx(x) (1 << (3 + 8 * (x)))
#endif #endif
/* Interrupt priorities for typical tasks */
#define ICOLL_PRIO_NORMAL 0
#define ICOLL_PRIO_AUDIO 1
#define ICOLL_PRIO_DPC 2
#define ICOLL_PRIO_WATCHDOG 3
struct imx233_icoll_irq_info_t struct imx233_icoll_irq_info_t
{ {
bool enabled; bool enabled;

1
firmware/target/arm/imx233/pcm-imx233.c
View file

@ -165,6 +165,7 @@ void pcm_play_dma_postinit(void)
audiohw_postinit(); audiohw_postinit();
imx233_icoll_enable_interrupt(INT_SRC_DAC_DMA, true); imx233_icoll_enable_interrupt(INT_SRC_DAC_DMA, true);
imx233_icoll_enable_interrupt(INT_SRC_DAC_ERROR, true); imx233_icoll_enable_interrupt(INT_SRC_DAC_ERROR, true);
imx233_icoll_set_priority(INT_SRC_DAC_DMA, ICOLL_PRIO_AUDIO);
imx233_dma_enable_channel_interrupt(APB_AUDIO_DAC, true); imx233_dma_enable_channel_interrupt(APB_AUDIO_DAC, true);
} }

5
firmware/target/arm/imx233/timrot-imx233.c
View file

@ -55,6 +55,11 @@ void imx233_timrot_setup(unsigned timer_nr, bool reload, unsigned count,
restore_interrupt(oldstatus); restore_interrupt(oldstatus);
} }
void imx233_timrot_set_priority(unsigned timer_nr, unsigned prio)
{
imx233_icoll_set_priority(INT_SRC_TIMER(timer_nr), prio);
}
struct imx233_timrot_info_t imx233_timrot_get_info(unsigned timer_nr) struct imx233_timrot_info_t imx233_timrot_get_info(unsigned timer_nr)
{ {
struct imx233_timrot_info_t info; struct imx233_timrot_info_t info;

2
firmware/target/arm/imx233/timrot-imx233.h
View file

@ -23,6 +23,7 @@
#include "system.h" #include "system.h"
#include "cpu.h" #include "cpu.h"
#include "icoll-imx233.h"
#include "regs/regs-timrot.h" #include "regs/regs-timrot.h"
@ -48,6 +49,7 @@ typedef void (*imx233_timer_fn_t)(void);
void imx233_timrot_init(void); void imx233_timrot_init(void);
void imx233_timrot_setup(unsigned timer_nr, bool reload, unsigned count, void imx233_timrot_setup(unsigned timer_nr, bool reload, unsigned count,
unsigned src, unsigned prescale, bool polarity, imx233_timer_fn_t fn); unsigned src, unsigned prescale, bool polarity, imx233_timer_fn_t fn);
void imx233_timrot_set_priority(unsigned timer_nr, unsigned prio);
struct imx233_timrot_info_t imx233_timrot_get_info(unsigned timer_nr); struct imx233_timrot_info_t imx233_timrot_get_info(unsigned timer_nr);
#endif /* TIMROT_IMX233_H */ #endif /* TIMROT_IMX233_H */