diff options
Diffstat (limited to 'sound/soc/blackfin/bf6xx-sport.c')
| -rw-r--r-- | sound/soc/blackfin/bf6xx-sport.c | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/sound/soc/blackfin/bf6xx-sport.c b/sound/soc/blackfin/bf6xx-sport.c index dfb744381c42..d2caadfe7b6d 100644 --- a/sound/soc/blackfin/bf6xx-sport.c +++ b/sound/soc/blackfin/bf6xx-sport.c @@ -129,7 +129,7 @@ static void setup_desc(struct dmasg *desc, void *buf, int fragcount, for (i = 0; i < fragcount; ++i) { desc[i].next_desc_addr = &(desc[i + 1]); - desc[i].start_addr = (unsigned long)buf + i*fragsize; + desc[i].start_addr = (unsigned long)buf + i * fragsize; desc[i].cfg = cfg; desc[i].x_count = count; desc[i].x_modify = wdsize; @@ -138,7 +138,7 @@ static void setup_desc(struct dmasg *desc, void *buf, int fragcount, } /* make circular */ - desc[fragcount-1].next_desc_addr = desc; + desc[fragcount - 1].next_desc_addr = desc; } int sport_config_tx_dma(struct sport_device *sport, void *buf, @@ -148,7 +148,7 @@ int sport_config_tx_dma(struct sport_device *sport, void *buf, unsigned int cfg; dma_addr_t addr; - count = fragsize/sport->wdsize; + count = fragsize / sport->wdsize; if (sport->tx_desc) dma_free_coherent(NULL, sport->tx_desc_size, @@ -166,8 +166,7 @@ int sport_config_tx_dma(struct sport_device *sport, void *buf, cfg = DMAFLOW_LIST | DI_EN | compute_wdsize(sport->wdsize) | NDSIZE_6; setup_desc(sport->tx_desc, buf, fragcount, fragsize, - cfg|DMAEN, count, sport->wdsize); - + cfg | DMAEN, count, sport->wdsize); return 0; } EXPORT_SYMBOL(sport_config_tx_dma); @@ -179,7 +178,7 @@ int sport_config_rx_dma(struct sport_device *sport, void *buf, unsigned int cfg; dma_addr_t addr; - count = fragsize/sport->wdsize; + count = fragsize / sport->wdsize; if (sport->rx_desc) dma_free_coherent(NULL, sport->rx_desc_size, @@ -198,8 +197,7 @@ int sport_config_rx_dma(struct sport_device *sport, void *buf, | WNR | NDSIZE_6; setup_desc(sport->rx_desc, buf, fragcount, fragsize, - cfg|DMAEN, count, sport->wdsize); - + cfg | DMAEN, count, sport->wdsize); return 0; } EXPORT_SYMBOL(sport_config_rx_dma); @@ -226,7 +224,7 @@ static irqreturn_t sport_tx_irq(int irq, void *dev_id) static unsigned long status; status = get_dma_curr_irqstat(sport->tx_dma_chan); - if (status & (DMA_DONE|DMA_ERR)) { + if (status & (DMA_DONE | DMA_ERR)) { clear_dma_irqstat(sport->tx_dma_chan); SSYNC(); } @@ -241,7 +239,7 @@ static irqreturn_t sport_rx_irq(int irq, void *dev_id) unsigned long status; status = get_dma_curr_irqstat(sport->rx_dma_chan); - if (status & (DMA_DONE|DMA_ERR)) { + if (status & (DMA_DONE | DMA_ERR)) { clear_dma_irqstat(sport->rx_dma_chan); SSYNC(); } @@ -388,26 +386,24 @@ struct sport_device *sport_create(struct platform_device *pdev) int ret; sport = kzalloc(sizeof(*sport), GFP_KERNEL); - if (!sport) { - dev_err(dev, "Unable to allocate memory for sport device\n"); + if (!sport) return NULL; - } + sport->pdev = pdev; ret = sport_get_resource(sport); - if (ret) { - kfree(sport); - return NULL; - } + if (ret) + goto free_data; ret = sport_request_resource(sport); - if (ret) { - kfree(sport); - return NULL; - } + if (ret) + goto free_data; dev_dbg(dev, "SPORT create success\n"); return sport; +free_data: + kfree(sport); + return NULL; } EXPORT_SYMBOL(sport_create); |