diff options
| author | Kumar Sanghvi <kumar.sanghvi@stericsson.com> | 2011-05-16 21:06:06 +0530 |
|---|---|---|
| committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-05-22 11:07:11 +0200 |
| commit | 99f8c94f9cd6abf8411efecfec038f766ebc6a92 (patch) | |
| tree | b3a287c63ec67e4e7530b353c316f4c7884cdeda /drivers/misc | |
| parent | 34f084d5cedadd99c5084f6d2e295dfb5eac1d23 (diff) | |
u8500: shrm: Adapt to use Modem Access framework
Removes calls to prcmu driver APIs.
Uses the modem access framework to get/release access to
modem.
ST-Ericsson ID: CR329459
Change-Id: I7933c0b41863156820a6239ff2cb74e4ed26c3d7
Signed-off-by: Kumar Sanghvi <kumar.sanghvi@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/23555
Reviewed-by: QATEST
Reviewed-by: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/shrm/modem_shrm_driver.c | 6 | ||||
| -rw-r--r-- | drivers/misc/shrm/shrm_protocol.c | 15 |
2 files changed, 14 insertions, 7 deletions
diff --git a/drivers/misc/shrm/modem_shrm_driver.c b/drivers/misc/shrm/modem_shrm_driver.c index 4f6145f9d01..a3c8d4bda1b 100644 --- a/drivers/misc/shrm/modem_shrm_driver.c +++ b/drivers/misc/shrm/modem_shrm_driver.c @@ -333,6 +333,12 @@ static int shrm_probe(struct platform_device *pdev) } shrm->dev = &pdev->dev; + shrm->modem = modem_get(shrm->dev, "u8500-shrm-modem"); + if (shrm->modem == NULL) { + dev_err(shrm->dev, " Could not retrieve the modem.\n"); + return -ENODEV; + } + /* initialise the SHM */ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (!res) { diff --git a/drivers/misc/shrm/shrm_protocol.c b/drivers/misc/shrm/shrm_protocol.c index 315d4b7ff6e..686bebcb451 100644 --- a/drivers/misc/shrm/shrm_protocol.c +++ b/drivers/misc/shrm/shrm_protocol.c @@ -20,6 +20,7 @@ #include <mach/prcmu-regs.h> #include <mach/suspend.h> #include <mach/reboot_reasons.h> +#include <linux/modem/modem_client.h> #define L2_HEADER_ISI 0x0 #define L2_HEADER_RPC 0x1 @@ -72,14 +73,14 @@ static void shm_ac_sleep_req_work(struct work_struct *work) { mutex_lock(&ac_state_mutex); if (atomic_read(&ac_sleep_disable_count) == 0) - prcmu_ac_sleep_req(); + modem_release(shm_dev->modem); mutex_unlock(&ac_state_mutex); } static void shm_ac_wake_req_work(struct work_struct *work) { mutex_lock(&ac_state_mutex); - prcmu_ac_wake_req(); + modem_request(shm_dev->modem); mutex_unlock(&ac_state_mutex); } @@ -463,7 +464,7 @@ void shm_ca_wake_req_work(struct work_struct *work) shm_fifo_init(shrm); mutex_lock(&ac_state_mutex); - prcmu_ac_wake_req(); + modem_request(shrm->modem); mutex_unlock(&ac_state_mutex); /* send ca_wake_ack_interrupt to CMU */ @@ -614,7 +615,7 @@ static void send_ac_msg_pend_notify_0_work(struct work_struct *work) mutex_lock(&ac_state_mutex); atomic_inc(&ac_sleep_disable_count); - prcmu_ac_wake_req(); + modem_request(shrm->modem); mutex_unlock(&ac_state_mutex); if (!get_host_accessport_val()) @@ -641,7 +642,7 @@ static void send_ac_msg_pend_notify_1_work(struct work_struct *work) mutex_lock(&ac_state_mutex); atomic_inc(&ac_sleep_disable_count); - prcmu_ac_wake_req(); + modem_request(shrm->modem); mutex_unlock(&ac_state_mutex); if (!get_host_accessport_val()) @@ -777,7 +778,6 @@ int shrm_protocol_init(struct shrm_dev *shrm, goto drop; } #endif - return 0; #ifdef CONFIG_U8500_SHRM_MODEM_SILENT_RESET @@ -812,12 +812,13 @@ void shrm_protocol_deinit(struct shrm_dev *shrm) destroy_workqueue(shrm->shm_ac_wake_wq); destroy_workqueue(shrm->shm_ca_wake_wq); destroy_workqueue(shrm->shm_ac_sleep_wq); + modem_put(shrm->modem); } int get_ca_wake_req_state(void) { return ((atomic_read(&ac_sleep_disable_count) > 0) || - prcmu_is_ac_wake_requested()); + modem_get_usage(shm_dev->modem)); } irqreturn_t ca_wake_irq_handler(int irq, void *ctrlr) |