diff options
Diffstat (limited to 'drivers/media/pci/cx25821/cx25821-audio-upstream.c')
| -rw-r--r-- | drivers/media/pci/cx25821/cx25821-audio-upstream.c | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/drivers/media/pci/cx25821/cx25821-audio-upstream.c b/drivers/media/pci/cx25821/cx25821-audio-upstream.c index 8b2a99975c23..87491ca05ee5 100644 --- a/drivers/media/pci/cx25821/cx25821-audio-upstream.c +++ b/drivers/media/pci/cx25821/cx25821-audio-upstream.c @@ -44,7 +44,7 @@ MODULE_LICENSE("GPL"); static int _intr_msk = FLD_AUD_SRC_RISCI1 | FLD_AUD_SRC_OF | FLD_AUD_SRC_SYNC | FLD_AUD_SRC_OPC_ERR; -int cx25821_sram_channel_setup_upstream_audio(struct cx25821_dev *dev, +static int cx25821_sram_channel_setup_upstream_audio(struct cx25821_dev *dev, struct sram_channel *ch, unsigned int bpl, u32 risc) { @@ -133,7 +133,7 @@ static __le32 *cx25821_risc_field_upstream_audio(struct cx25821_dev *dev, return rp; } -int cx25821_risc_buffer_upstream_audio(struct cx25821_dev *dev, +static int cx25821_risc_buffer_upstream_audio(struct cx25821_dev *dev, struct pci_dev *pci, unsigned int bpl, unsigned int lines) { @@ -197,7 +197,7 @@ int cx25821_risc_buffer_upstream_audio(struct cx25821_dev *dev, return 0; } -void cx25821_free_memory_audio(struct cx25821_dev *dev) +static void cx25821_free_memory_audio(struct cx25821_dev *dev) { if (dev->_risc_virt_addr) { pci_free_consistent(dev->pci, dev->_audiorisc_size, @@ -256,7 +256,7 @@ void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev) cx25821_free_memory_audio(dev); } -int cx25821_get_audio_data(struct cx25821_dev *dev, +static int cx25821_get_audio_data(struct cx25821_dev *dev, struct sram_channel *sram_ch) { struct file *myfile; @@ -351,7 +351,7 @@ static void cx25821_audioups_handler(struct work_struct *work) sram_channels); } -int cx25821_openfile_audio(struct cx25821_dev *dev, +static int cx25821_openfile_audio(struct cx25821_dev *dev, struct sram_channel *sram_ch) { struct file *myfile; @@ -490,7 +490,7 @@ error: return ret; } -int cx25821_audio_upstream_irq(struct cx25821_dev *dev, int chan_num, +static int cx25821_audio_upstream_irq(struct cx25821_dev *dev, int chan_num, u32 status) { int i = 0; @@ -634,8 +634,8 @@ static void cx25821_wait_fifo_enable(struct cx25821_dev *dev, } -int cx25821_start_audio_dma_upstream(struct cx25821_dev *dev, - struct sram_channel *sram_ch) +static int cx25821_start_audio_dma_upstream(struct cx25821_dev *dev, + struct sram_channel *sram_ch) { u32 tmp = 0; int err = 0; @@ -700,9 +700,7 @@ fail_irq: int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select) { struct sram_channel *sram_ch; - int retval = 0; int err = 0; - int str_length = 0; if (dev->_audio_is_running) { pr_warn("Audio Channel is still running so return!\n"); @@ -731,27 +729,29 @@ int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select) _line_size = AUDIO_LINE_SIZE; if (dev->input_audiofilename) { - str_length = strlen(dev->input_audiofilename); - dev->_audiofilename = kmemdup(dev->input_audiofilename, - str_length + 1, GFP_KERNEL); + dev->_audiofilename = kstrdup(dev->input_audiofilename, + GFP_KERNEL); - if (!dev->_audiofilename) + if (!dev->_audiofilename) { + err = -ENOMEM; goto error; + } /* Default if filename is empty string */ if (strcmp(dev->input_audiofilename, "") == 0) dev->_audiofilename = "/root/audioGOOD.wav"; } else { - str_length = strlen(_defaultAudioName); - dev->_audiofilename = kmemdup(_defaultAudioName, - str_length + 1, GFP_KERNEL); + dev->_audiofilename = kstrdup(_defaultAudioName, + GFP_KERNEL); - if (!dev->_audiofilename) + if (!dev->_audiofilename) { + err = -ENOMEM; goto error; + } } - retval = cx25821_sram_channel_setup_upstream_audio(dev, sram_ch, - _line_size, 0); + cx25821_sram_channel_setup_upstream_audio(dev, sram_ch, + _line_size, 0); dev->audio_upstream_riscbuf_size = AUDIO_RISC_DMA_BUF_SIZE * NUM_AUDIO_PROGS + @@ -759,9 +759,9 @@ int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select) dev->audio_upstream_databuf_size = AUDIO_DATA_BUF_SZ * NUM_AUDIO_PROGS; /* Allocating buffers and prepare RISC program */ - retval = cx25821_audio_upstream_buffer_prepare(dev, sram_ch, + err = cx25821_audio_upstream_buffer_prepare(dev, sram_ch, _line_size); - if (retval < 0) { + if (err < 0) { pr_err("%s: Failed to set up Audio upstream buffers!\n", dev->name); goto error; |