From f9c0d76eb47e115f64006a8406f6494387fc428c Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Tue, 3 Mar 2015 01:14:41 +0100 Subject: HSI: nokia-modem: Add cmt-speech support Register cmt-speech driver in nokia-modem driver and forward hsi channel information. Acked-by: Aaro Koskinen Tested-by: Pavel Machek Signed-off-by: Sebastian Reichel --- drivers/hsi/clients/Kconfig | 2 +- drivers/hsi/clients/nokia-modem.c | 32 +++++++++++++++++++++++++++++++- 2 files changed, 32 insertions(+), 2 deletions(-) (limited to 'drivers/hsi') diff --git a/drivers/hsi/clients/Kconfig b/drivers/hsi/clients/Kconfig index 86c849506f34..d6126200361f 100644 --- a/drivers/hsi/clients/Kconfig +++ b/drivers/hsi/clients/Kconfig @@ -6,7 +6,7 @@ comment "HSI clients" config NOKIA_MODEM tristate "Nokia Modem" - depends on HSI && SSI_PROTOCOL + depends on HSI && SSI_PROTOCOL && CMT_SPEECH help Say Y here if you want to add support for the modem on Nokia N900 (Nokia RX-51) hardware. diff --git a/drivers/hsi/clients/nokia-modem.c b/drivers/hsi/clients/nokia-modem.c index 9be4867fa224..bbb19231fa82 100644 --- a/drivers/hsi/clients/nokia-modem.c +++ b/drivers/hsi/clients/nokia-modem.c @@ -46,6 +46,7 @@ struct nokia_modem_device { struct nokia_modem_gpio *gpios; int gpio_amount; struct hsi_client *ssi_protocol; + struct hsi_client *cmt_speech; }; static void do_nokia_modem_rst_ind_tasklet(unsigned long data) @@ -149,6 +150,7 @@ static int nokia_modem_probe(struct device *dev) struct hsi_port *port = hsi_get_port(cl); int irq, pflags, err; struct hsi_board_info ssip; + struct hsi_board_info cmtspeech; np = dev->of_node; if (!np) { @@ -214,12 +216,35 @@ static int nokia_modem_probe(struct device *dev) goto error3; } - /* TODO: register cmt-speech hsi client */ + cmtspeech.name = "cmt-speech"; + cmtspeech.tx_cfg = cl->tx_cfg; + cmtspeech.rx_cfg = cl->rx_cfg; + cmtspeech.platform_data = NULL; + cmtspeech.archdata = NULL; + + modem->cmt_speech = hsi_new_client(port, &cmtspeech); + if (!modem->cmt_speech) { + dev_err(dev, "Could not register cmt-speech device\n"); + err = -ENOMEM; + goto error3; + } + + err = device_attach(&modem->cmt_speech->device); + if (err == 0) { + dev_err(dev, "Missing cmt-speech driver\n"); + err = -EPROBE_DEFER; + goto error4; + } else if (err < 0) { + dev_err(dev, "Could not load cmt-speech driver (%d)\n", err); + goto error4; + } dev_info(dev, "Registered Nokia HSI modem\n"); return 0; +error4: + hsi_remove_client(&modem->cmt_speech->device, NULL); error3: hsi_remove_client(&modem->ssi_protocol->device, NULL); error2: @@ -238,6 +263,11 @@ static int nokia_modem_remove(struct device *dev) if (!modem) return 0; + if (modem->cmt_speech) { + hsi_remove_client(&modem->cmt_speech->device, NULL); + modem->cmt_speech = NULL; + } + if (modem->ssi_protocol) { hsi_remove_client(&modem->ssi_protocol->device, NULL); modem->ssi_protocol = NULL; -- cgit v1.2.3-58-ga151