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imx233: enhance pinctrl irq with user pointer

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Change-Id: I191704299487598a853af4df5aebbbf8a7134a34
This commit is contained in:
Amaury Pouly 2013-06-16 19:32:21 +02:00
parent 918a06a12a
commit 8f351d6e21
6 changed files with 36 additions and 39 deletions
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7
firmware/target/arm/imx233/creative-zenxfi3/button-zenxfi3.c
View file

@ -66,10 +66,11 @@ static long mpr121_stack[DEFAULT_STACK_SIZE/sizeof(long)];
static const char mpr121_thread_name[] = "mpr121";
static struct event_queue mpr121_queue;
static void mpr121_irq_cb(int bank, int pin)
static void mpr121_irq_cb(int bank, int pin, intptr_t user)
{
(void) bank;
(void) pin;
(void) user;
/* the callback will not be fired until interrupt is enabled back so
* the queue will not overflow or contain multiple MPR121_INTERRUPT events */
queue_post(&mpr121_queue, MPR121_INTERRUPT, 0);
@ -107,7 +108,7 @@ static void mpr121_thread(void)
if(status & 0x80) touchpad_btns |= BUTTON_PLAY;
}
/* enable interrupt */
imx233_pinctrl_setup_irq(0, 18, true, true, false, &mpr121_irq_cb);
imx233_pinctrl_setup_irq(0, 18, true, true, false, &mpr121_irq_cb, 0);
}
}
@ -125,7 +126,7 @@ void button_init_device(void)
imx233_pinctrl_acquire(0, 18, "mpr121 int");
imx233_pinctrl_set_function(0, 18, PINCTRL_FUNCTION_GPIO);
imx233_pinctrl_enable_gpio(0, 18, false);
imx233_pinctrl_setup_irq(0, 18, true, true, false, &mpr121_irq_cb);
imx233_pinctrl_setup_irq(0, 18, true, true, false, &mpr121_irq_cb, 0);
/* hold button */
imx233_pinctrl_acquire(0, 4, "hold");
imx233_pinctrl_set_function(0, 4, PINCTRL_FUNCTION_GPIO);

13
firmware/target/arm/imx233/pinctrl-imx233.c
View file

@ -63,6 +63,7 @@ const char *imx233_pinctrl_blame(unsigned bank, unsigned pin)
#endif
static pin_irq_cb_t pin_cb[3][32]; /* 3 banks, 32 pins/bank */
static intptr_t pin_cb_user[3][32];
static void INT_GPIO(int bank)
{
@ -71,9 +72,12 @@ static void INT_GPIO(int bank)
if(fire & (1 << pin))
{
pin_irq_cb_t cb = pin_cb[bank][pin];
imx233_pinctrl_setup_irq(bank, pin, false, false, false, NULL);
intptr_t arg = pin_cb_user[bank][pin];
/* WARNING: this call will modify pin_cb and pin_cb_user, that's
* why we copy the data before ! */
imx233_pinctrl_setup_irq(bank, pin, false, false, false, NULL, 0);
if(cb)
cb(bank, pin);
cb(bank, pin, arg);
}
}
@ -92,13 +96,14 @@ void INT_GPIO2(void)
INT_GPIO(2);
}
void imx233_pinctrl_setup_irq(int bank, int pin, bool enable_int,
bool level, bool polarity, pin_irq_cb_t cb)
void imx233_pinctrl_setup_irq(unsigned bank, unsigned pin, bool enable_int,
bool level, bool polarity, pin_irq_cb_t cb, intptr_t user)
{
HW_PINCTRL_PIN2IRQn_CLR(bank) = 1 << pin;
HW_PINCTRL_IRQENn_CLR(bank) = 1 << pin;
HW_PINCTRL_IRQSTATn_CLR(bank) = 1 << pin;
pin_cb[bank][pin] = cb;
pin_cb_user[bank][pin] = user;
if(enable_int)
{
if(level)

8
firmware/target/arm/imx233/pinctrl-imx233.h
View file

@ -54,7 +54,7 @@ const char *imx233_pinctrl_blame(unsigned bank, unsigned pin);
#define imx233_pinctrl_blame(...) NULL
#endif
typedef void (*pin_irq_cb_t)(int bank, int pin);
typedef void (*pin_irq_cb_t)(int bank, int pin, intptr_t user);
static inline void imx233_pinctrl_init(void)
{
@ -69,7 +69,7 @@ static inline void imx233_pinctrl_set_drive(unsigned bank, unsigned pin, unsigne
static inline void imx233_pinctrl_enable_gpio(unsigned bank, unsigned pin, bool enable)
{
if(enable)
if(enable)
HW_PINCTRL_DOEn_SET(bank) = 1 << pin;
else
HW_PINCTRL_DOEn_CLR(bank) = 1 << pin;
@ -128,7 +128,7 @@ static inline void imx233_pinctrl_enable_pullup_mask(unsigned bank, uint32_t pin
/** On irq, the pin irq interrupt is disable and then cb is called;
* the setup_pin_irq function needs to be called again to enable it again */
void imx233_pinctrl_setup_irq(int bank, int pin, bool enable_int,
bool level, bool polarity, pin_irq_cb_t cb);
void imx233_pinctrl_setup_irq(unsigned bank, unsigned pin, bool enable_int,
bool level, bool polarity, pin_irq_cb_t cb, intptr_t user);
#endif /* __PINCTRL_IMX233_H__ */

7
firmware/target/arm/imx233/sansa-fuzeplus/button-fuzeplus.c
View file

@ -222,10 +222,11 @@ static int touchpad_read_device(void)
return touchpad_btns;
}
static void rmi_attn_cb(int bank, int pin)
static void rmi_attn_cb(int bank, int pin, intptr_t user)
{
(void) bank;
(void) pin;
(void) user;
/* the callback will not be fired until interrupt is enabled back so
* the queue will not overflow or contain multiple RMI_INTERRUPT events */
queue_post(&rmi_queue, RMI_INTERRUPT, 0);
@ -271,7 +272,7 @@ static void rmi_thread(void)
touchpad_btns = 0;
/* enable interrupt */
imx233_pinctrl_setup_irq(0, 27, true, true, false, &rmi_attn_cb);
imx233_pinctrl_setup_irq(0, 27, true, true, false, &rmi_attn_cb, 0);
}
}
@ -328,7 +329,7 @@ void button_init_device(void)
imx233_pinctrl_acquire(0, 27, "touchpad int");
imx233_pinctrl_set_function(0, 27, PINCTRL_FUNCTION_GPIO);
imx233_pinctrl_enable_gpio(0, 27, false);
imx233_pinctrl_setup_irq(0, 27, true, true, false, &rmi_attn_cb);
imx233_pinctrl_setup_irq(0, 27, true, true, false, &rmi_attn_cb, 0);
/* Volume down */
imx233_pinctrl_acquire(1, 30, "volume down");
imx233_pinctrl_set_function(1, 30, PINCTRL_FUNCTION_GPIO);

9
firmware/target/arm/imx233/sansa-fuzeplus/fmradio-i2c-fuzeplus.c
View file

@ -113,10 +113,11 @@ static struct semaphore rds_sema;
static uint32_t rds_stack[DEFAULT_STACK_SIZE / sizeof(uint32_t)];
/* RDS GPIO interrupt handler */
static void stc_rds_callback(int bank, int pin)
static void stc_rds_callback(int bank, int pin, intptr_t user)
{
(void) bank;
(void) pin;
(void) user;
semaphore_release(&rds_sema);
}
@ -132,7 +133,7 @@ static void NORETURN_ATTR rds_thread(void)
if(si4700_rds_read_raw(rds_data) && rds_process(rds_data))
si4700_rds_set_event();
/* renable callback */
imx233_pinctrl_setup_irq(2, 27, true, true, false, &stc_rds_callback);
imx233_pinctrl_setup_irq(2, 27, true, true, false, &stc_rds_callback, 0);
}
}
@ -145,11 +146,11 @@ void si4700_rds_powerup(bool on)
imx233_pinctrl_set_function(2, 27, PINCTRL_FUNCTION_GPIO);
imx233_pinctrl_enable_gpio(2, 27, false);
/* pin is set to 0 when an RDS packet has arrived */
imx233_pinctrl_setup_irq(2, 27, true, true, false, &stc_rds_callback);
imx233_pinctrl_setup_irq(2, 27, true, true, false, &stc_rds_callback, 0);
}
else
{
imx233_pinctrl_setup_irq(2, 27, false, false, false, NULL);
imx233_pinctrl_setup_irq(2, 27, false, false, false, NULL, 0);
imx233_pinctrl_release(2, 27, "tuner stc/rds");
}
}

31
firmware/target/arm/imx233/ssp-imx233.c
View file

@ -335,8 +335,9 @@ void imx233_ssp_sd_mmc_power_up_sequence(int ssp)
SSP_CLRn(SSP_CMD0, ssp, CONT_CLKING_EN);
}
static int ssp_detect_oneshot_callback(int ssp)
static int ssp_detect_oneshot_callback(struct timeout *tmo)
{
int ssp = tmo->data;
ASSERT_SSP(ssp)
if(ssp_detect_cb[ssp - 1])
ssp_detect_cb[ssp - 1](ssp);
@ -344,26 +345,13 @@ static int ssp_detect_oneshot_callback(int ssp)
return 0;
}
static int ssp1_detect_oneshot_callback(struct timeout *tmo)
{
(void) tmo;
return ssp_detect_oneshot_callback(1);
}
static struct timeout ssp_detect_oneshot[2];
static int ssp2_detect_oneshot_callback(struct timeout *tmo)
static void detect_irq(int bank, int pin, intptr_t ssp)
{
(void) tmo;
return ssp_detect_oneshot_callback(2);
}
static void detect_irq(int bank, int pin)
{
static struct timeout ssp1_detect_oneshot;
static struct timeout ssp2_detect_oneshot;
if(bank == 2 && pin == 1)
timeout_register(&ssp1_detect_oneshot, ssp1_detect_oneshot_callback, (3*HZ/10), 0);
else if(bank == 0 && pin == 19)
timeout_register(&ssp2_detect_oneshot, ssp2_detect_oneshot_callback, (3*HZ/10), 0);
(void) bank;
(void) pin;
timeout_register(&ssp_detect_oneshot[ssp - 1], ssp_detect_oneshot_callback, (3*HZ/10), ssp);
}
void imx233_ssp_sdmmc_setup_detect(int ssp, bool enable, ssp_detect_cb_t fn,
@ -381,8 +369,9 @@ void imx233_ssp_sdmmc_setup_detect(int ssp, bool enable, ssp_detect_cb_t fn,
imx233_pinctrl_enable_gpio(bank, pin, false);
}
if(first_time && imx233_ssp_sdmmc_detect(ssp))
detect_irq(bank, pin);
imx233_pinctrl_setup_irq(bank, pin, enable, true, !imx233_ssp_sdmmc_detect_raw(ssp), detect_irq);
detect_irq(bank, pin, ssp);
imx233_pinctrl_setup_irq(bank, pin, enable,
true, !imx233_ssp_sdmmc_detect_raw(ssp), detect_irq, ssp);
}
bool imx233_ssp_sdmmc_is_detect_inverted(int ssp)