diff options
Diffstat (limited to 'drivers/modem/m6718_spi/protocol.c')
| -rw-r--r-- | drivers/modem/m6718_spi/protocol.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/modem/m6718_spi/protocol.c b/drivers/modem/m6718_spi/protocol.c index 6879d58798b..046157dcd5e 100644 --- a/drivers/modem/m6718_spi/protocol.c +++ b/drivers/modem/m6718_spi/protocol.c @@ -11,6 +11,7 @@ #include "modem_protocol.h" #include "modem_private.h" #include "modem_util.h" +#include "modem_queue.h" #ifdef CONFIG_MODEM_M6718_SPI_ENABLE_FEATURE_MODEM_STATE #include <linux/workqueue.h> @@ -116,6 +117,7 @@ void modem_protocol_init(void) int modem_m6718_spi_send(struct modem_spi_dev *modem_spi_dev, u8 channel, u32 len, void *data) { + int err; struct ipc_link_context *context; if (!channels[channel].open) { @@ -136,7 +138,18 @@ int modem_m6718_spi_send(struct modem_spi_dev *modem_spi_dev, u8 channel, return -ENODEV; } - /* TODO: statemachine will be kicked here */ + err = ipc_queue_push_frame(context, channel, len, data); + if (err < 0) + return err; + + if (ipc_util_link_is_idle(context)) { + dev_dbg(modem_spi_dev->dev, + "link %d is idle, kicking\n", channels[channel].link); + /* TODO: statemachine will be kicked here */ + } else { + dev_dbg(modem_spi_dev->dev, + "link %d is already running\n", channels[channel].link); + } return 0; } EXPORT_SYMBOL_GPL(modem_m6718_spi_send); @@ -306,6 +319,8 @@ int modem_protocol_probe(struct spi_device *sdev) context->last_frame = NULL; #endif + ipc_queue_init(context); + /* * For link0 (the handshake link) we force a state transition now so * that it prepares for boot sync. |