diff options
Diffstat (limited to 'drivers/media/spi/cxd2880-spi.c')
| -rw-r--r-- | drivers/media/spi/cxd2880-spi.c | 44 |
1 files changed, 18 insertions, 26 deletions
diff --git a/drivers/media/spi/cxd2880-spi.c b/drivers/media/spi/cxd2880-spi.c index d5c433e20d4a..65fa7f857fca 100644 --- a/drivers/media/spi/cxd2880-spi.c +++ b/drivers/media/spi/cxd2880-spi.c @@ -147,7 +147,7 @@ static int cxd2880_spi_read_ts(struct spi_device *spi, ret = spi_sync(spi, &message); if (ret) - pr_err("spi_write_then_read failed\n"); + pr_err("spi_sync failed\n"); return ret; } @@ -388,7 +388,7 @@ static int cxd2880_start_feed(struct dvb_demux_feed *feed) if (dvb_spi->feed_count == 0) { dvb_spi->ts_buf = - kmalloc(MAX_TRANS_PKT * 188, + kzalloc(MAX_TRANS_PKT * 188, GFP_KERNEL | GFP_DMA); if (!dvb_spi->ts_buf) { pr_err("ts buffer allocate failed\n"); @@ -401,7 +401,7 @@ static int cxd2880_start_feed(struct dvb_demux_feed *feed) dvb_spi, "cxd2880_ts_read"); if (IS_ERR(dvb_spi->cxd2880_ts_read_thread)) { - pr_err("kthread_run failed/\n"); + pr_err("kthread_run failed\n"); kfree(dvb_spi->ts_buf); dvb_spi->ts_buf = NULL; memset(&dvb_spi->filter_config, 0, @@ -448,7 +448,7 @@ static int cxd2880_stop_feed(struct dvb_demux_feed *feed) * in dvb_spi->all_pid_feed_count. */ if (dvb_spi->all_pid_feed_count <= 0) { - pr_err("PID %d not found.\n", feed->pid); + pr_err("PID %d not found\n", feed->pid); return -EINVAL; } dvb_spi->all_pid_feed_count--; @@ -485,7 +485,7 @@ static int cxd2880_stop_feed(struct dvb_demux_feed *feed) ret_stop = kthread_stop(dvb_spi->cxd2880_ts_read_thread); if (ret_stop) { - pr_err("'kthread_stop failed. (%d)\n", ret_stop); + pr_err("kthread_stop failed. (%d)\n", ret_stop); ret = ret_stop; } kfree(dvb_spi->ts_buf); @@ -512,7 +512,7 @@ cxd2880_spi_probe(struct spi_device *spi) struct cxd2880_config config; if (!spi) { - pr_err("invalid arg.\n"); + pr_err("invalid arg\n"); return -EINVAL; } @@ -522,18 +522,20 @@ cxd2880_spi_probe(struct spi_device *spi) dvb_spi->vcc_supply = devm_regulator_get_optional(&spi->dev, "vcc"); if (IS_ERR(dvb_spi->vcc_supply)) { - if (PTR_ERR(dvb_spi->vcc_supply) == -EPROBE_DEFER) - return -EPROBE_DEFER; + if (PTR_ERR(dvb_spi->vcc_supply) == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto fail_regulator; + } dvb_spi->vcc_supply = NULL; } else { ret = regulator_enable(dvb_spi->vcc_supply); if (ret) - return ret; + goto fail_regulator; } dvb_spi->spi = spi; mutex_init(&dvb_spi->spi_mutex); - dev_set_drvdata(&spi->dev, dvb_spi); + spi_set_drvdata(spi, dvb_spi); config.spi = spi; config.spi_mutex = &dvb_spi->spi_mutex; @@ -594,7 +596,7 @@ cxd2880_spi_probe(struct spi_device *spi) ret = dvb_spi->demux.dmx.connect_frontend(&dvb_spi->demux.dmx, &dvb_spi->dmx_fe); if (ret < 0) { - pr_err("dvb_register_frontend() failed\n"); + pr_err("connect_frontend() failed\n"); goto fail_fe_conn; } @@ -616,26 +618,18 @@ fail_frontend: fail_attach: dvb_unregister_adapter(&dvb_spi->adapter); fail_adapter: + if (dvb_spi->vcc_supply) + regulator_disable(dvb_spi->vcc_supply); +fail_regulator: kfree(dvb_spi); return ret; } -static int +static void cxd2880_spi_remove(struct spi_device *spi) { - struct cxd2880_dvb_spi *dvb_spi; + struct cxd2880_dvb_spi *dvb_spi = spi_get_drvdata(spi); - if (!spi) { - pr_err("invalid arg\n"); - return -EINVAL; - } - - dvb_spi = dev_get_drvdata(&spi->dev); - - if (!dvb_spi) { - pr_err("failed\n"); - return -EINVAL; - } dvb_spi->demux.dmx.remove_frontend(&dvb_spi->demux.dmx, &dvb_spi->dmx_fe); dvb_dmxdev_release(&dvb_spi->dmxdev); @@ -649,8 +643,6 @@ cxd2880_spi_remove(struct spi_device *spi) kfree(dvb_spi); pr_info("cxd2880_spi remove ok.\n"); - - return 0; } static const struct spi_device_id cxd2880_spi_id[] = { |