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i.MX31: need an additional ISR lockout instance when closing driver.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31539 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sevakis 2012-01-03 16:08:28 +00:00
parent 68ccefed5a
commit c9dad05554
1 changed files with 3 additions and 1 deletions
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4
firmware/target/arm/imx31/mc13783-imx31.c
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@ -45,7 +45,8 @@ static uint32_t pmic_int_sense_enb[2]; /* Enabled sense reading */
static uint32_t int_pnd_buf[2]; /* Pending ints */ static uint32_t int_pnd_buf[2]; /* Pending ints */
static uint32_t int_data_buf[4]; /* ISR data buffer */ static uint32_t int_data_buf[4]; /* ISR data buffer */
static struct spi_transfer_desc int_xfers[2]; /* ISR transfer descriptor */ static struct spi_transfer_desc int_xfers[2]; /* ISR transfer descriptor */
static bool restore_event = true; static bool restore_event = true; /* Protect SPI callback from unmasking GPIO
interrupt (lockout) */
static inline bool mc13783_transfer(struct spi_transfer_desc *xfer, static inline bool mc13783_transfer(struct spi_transfer_desc *xfer,
uint32_t *txbuf, uint32_t *txbuf,
@ -171,6 +172,7 @@ void INIT_ATTR mc13783_init(void)
void mc13783_close(void) void mc13783_close(void)
{ {
restore_event = false;
gpio_disable_event(MC13783_EVENT_ID); gpio_disable_event(MC13783_EVENT_ID);
spi_enable_node(&mc13783_spi, false); spi_enable_node(&mc13783_spi, false);
} }