diff options
Diffstat (limited to 'drivers/misc/ti-st')
| -rw-r--r-- | drivers/misc/ti-st/st_kim.c | 12 | ||||
| -rw-r--r-- | drivers/misc/ti-st/st_ll.c | 19 |
2 files changed, 31 insertions, 0 deletions
diff --git a/drivers/misc/ti-st/st_kim.c b/drivers/misc/ti-st/st_kim.c index 38fd2f04c07..6884dd1c997 100644 --- a/drivers/misc/ti-st/st_kim.c +++ b/drivers/misc/ti-st/st_kim.c @@ -434,11 +434,17 @@ long st_kim_start(void *kim_data) { long err = 0; long retry = POR_RETRY_COUNT; + struct ti_st_plat_data *pdata; struct kim_data_s *kim_gdata = (struct kim_data_s *)kim_data; pr_info(" %s", __func__); + pdata = kim_gdata->kim_pdev->dev.platform_data; do { + /* platform specific enabling code here */ + if (pdata->chip_enable) + pdata->chip_enable(kim_gdata); + /* Configure BT nShutdown to HIGH state */ gpio_set_value(kim_gdata->nshutdown, GPIO_LOW); mdelay(5); /* FIXME: a proper toggle */ @@ -489,6 +495,8 @@ 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); @@ -515,6 +523,10 @@ long st_kim_stop(void *kim_data) gpio_set_value(kim_gdata->nshutdown, GPIO_HIGH); mdelay(1); gpio_set_value(kim_gdata->nshutdown, GPIO_LOW); + + /* platform specific disable */ + if (pdata->chip_disable) + pdata->chip_disable(kim_gdata); return err; } diff --git a/drivers/misc/ti-st/st_ll.c b/drivers/misc/ti-st/st_ll.c index 3f249513885..1ff460a8e9c 100644 --- a/drivers/misc/ti-st/st_ll.c +++ b/drivers/misc/ti-st/st_ll.c @@ -22,6 +22,7 @@ #define pr_fmt(fmt) "(stll) :" fmt #include <linux/skbuff.h> #include <linux/module.h> +#include <linux/platform_device.h> #include <linux/ti_wilink_st.h> /**********************************************************************/ @@ -37,6 +38,9 @@ static void send_ll_cmd(struct st_data_s *st_data, static void ll_device_want_to_sleep(struct st_data_s *st_data) { + struct kim_data_s *kim_data; + struct ti_st_plat_data *pdata; + pr_debug("%s", __func__); /* sanity check */ if (st_data->ll_state != ST_LL_AWAKE) @@ -46,10 +50,19 @@ static void ll_device_want_to_sleep(struct st_data_s *st_data) send_ll_cmd(st_data, LL_SLEEP_ACK); /* update state */ st_data->ll_state = ST_LL_ASLEEP; + + /* communicate to platform about chip asleep */ + kim_data = st_data->kim_data; + pdata = kim_data->kim_pdev->dev.platform_data; + if (pdata->chip_asleep) + pdata->chip_asleep(NULL); } static void ll_device_want_to_wakeup(struct st_data_s *st_data) { + struct kim_data_s *kim_data; + struct ti_st_plat_data *pdata; + /* diff actions in diff states */ switch (st_data->ll_state) { case ST_LL_ASLEEP: @@ -70,6 +83,12 @@ static void ll_device_want_to_wakeup(struct st_data_s *st_data) } /* update state */ st_data->ll_state = ST_LL_AWAKE; + + /* communicate to platform about chip wakeup */ + kim_data = st_data->kim_data; + pdata = kim_data->kim_pdev->dev.platform_data; + if (pdata->chip_asleep) + pdata->chip_awake(NULL); } /**********************************************************************/ |