diff options
Diffstat (limited to 'drivers/misc/ti-st/st_kim.c')
| -rw-r--r-- | drivers/misc/ti-st/st_kim.c | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/drivers/misc/ti-st/st_kim.c b/drivers/misc/ti-st/st_kim.c index 154cee0e5afc..5996b934abf0 100644 --- a/drivers/misc/ti-st/st_kim.c +++ b/drivers/misc/ti-st/st_kim.c @@ -35,6 +35,7 @@ #include <linux/skbuff.h> #include <linux/ti_wilink_st.h> +#include <linux/serial_core.h> #define MAX_ST_DEVICES 3 /* Imagine 1 on each UART for now */ @@ -450,8 +451,8 @@ long st_kim_start(void *kim_data) do { /* platform specific enabling code here */ - /*if (pdata->chip_enable) - pdata->chip_enable();*/ + if (pdata->chip_enable) + pdata->chip_enable(); /* Configure BT nShutdown to HIGH state */ gpio_set_value(kim_gdata->nshutdown, GPIO_LOW); @@ -516,6 +517,8 @@ long st_kim_stop(void *kim_data) { long err = 0; struct kim_data_s *kim_gdata = (struct kim_data_s *)kim_data; + struct ti_st_plat_data *pdata = + kim_gdata->kim_pdev->dev.platform_data; INIT_COMPLETION(kim_gdata->ldisc_installed); @@ -543,6 +546,9 @@ long st_kim_stop(void *kim_data) mdelay(1); gpio_set_value(kim_gdata->nshutdown, GPIO_LOW); + /* platform specific disable */ + if (pdata->chip_disable) + pdata->chip_disable(); return err; } @@ -777,10 +783,31 @@ static int kim_remove(struct platform_device *pdev) return 0; } +static unsigned long retry_suspend; + int kim_suspend(struct platform_device *pdev, pm_message_t state) { struct ti_st_plat_data *pdata = pdev->dev.platform_data; int ret; + struct kim_data_s *kim_gdata; + struct st_data_s *core_data; + kim_gdata = dev_get_drvdata(&pdev->dev); + core_data = kim_gdata->core_data; + struct uart_state *uart_state; + struct uart_port *uport; + + + + if (st_ll_getstate(core_data) != ST_LL_INVALID) { + uart_state = core_data->tty->driver_data; + uport = uart_state->uart_port; +#ifdef CONFIG_BT_TIBLUESLEEP + pr_info(" Bluesleep Start"); + bluesleep_start(uport); +#endif + + + } if (pdata->suspend) { ret = pdata->suspend(pdev, state); |