mirror of https://gitee.com/openkylin/linux.git
[media] cx25821: make cx25821_sram_channels const
And get rid of the channel0-11 external pointers and two more unused fields in cx25821.h. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
parent
3dd473ca58
commit
bfef0d35e5
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@ -151,7 +151,7 @@ static int _cx25821_start_audio_dma(struct cx25821_audio_dev *chip)
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{
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struct cx25821_audio_buffer *buf = chip->buf;
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struct cx25821_dev *dev = chip->dev;
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struct sram_channel *audio_ch =
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const struct sram_channel *audio_ch =
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&cx25821_sram_channels[AUDIO_SRAM_CHANNEL];
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u32 tmp = 0;
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@ -45,7 +45,7 @@ static int _intr_msk = FLD_AUD_SRC_RISCI1 | FLD_AUD_SRC_OF |
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FLD_AUD_SRC_SYNC | FLD_AUD_SRC_OPC_ERR;
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static int cx25821_sram_channel_setup_upstream_audio(struct cx25821_dev *dev,
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struct sram_channel *ch,
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const struct sram_channel *ch,
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unsigned int bpl, u32 risc)
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{
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unsigned int i, lines;
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@ -106,7 +106,7 @@ static __le32 *cx25821_risc_field_upstream_audio(struct cx25821_dev *dev,
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int fifo_enable)
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{
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unsigned int line;
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struct sram_channel *sram_ch =
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const struct sram_channel *sram_ch =
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dev->channels[dev->_audio_upstream_channel].sram_channels;
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int offset = 0;
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@ -215,7 +215,7 @@ static void cx25821_free_memory_audio(struct cx25821_dev *dev)
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void cx25821_stop_upstream_audio(struct cx25821_dev *dev)
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{
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struct sram_channel *sram_ch =
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const struct sram_channel *sram_ch =
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dev->channels[AUDIO_UPSTREAM_SRAM_CHANNEL_B].sram_channels;
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u32 tmp = 0;
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@ -257,7 +257,7 @@ void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev)
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}
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static int cx25821_get_audio_data(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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struct file *myfile;
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int frame_index_temp = dev->_audioframe_index;
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@ -352,7 +352,7 @@ static void cx25821_audioups_handler(struct work_struct *work)
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}
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static int cx25821_openfile_audio(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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struct file *myfile;
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int i = 0, j = 0;
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@ -433,7 +433,7 @@ static int cx25821_openfile_audio(struct cx25821_dev *dev,
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}
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static int cx25821_audio_upstream_buffer_prepare(struct cx25821_dev *dev,
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struct sram_channel *sram_ch,
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const struct sram_channel *sram_ch,
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int bpl)
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{
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int ret = 0;
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@ -495,7 +495,7 @@ static int cx25821_audio_upstream_irq(struct cx25821_dev *dev, int chan_num,
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{
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int i = 0;
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u32 int_msk_tmp;
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struct sram_channel *channel = dev->channels[chan_num].sram_channels;
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const struct sram_channel *channel = dev->channels[chan_num].sram_channels;
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dma_addr_t risc_phys_jump_addr;
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__le32 *rp;
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@ -587,7 +587,7 @@ static irqreturn_t cx25821_upstream_irq_audio(int irq, void *dev_id)
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struct cx25821_dev *dev = dev_id;
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u32 audio_status;
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int handled = 0;
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struct sram_channel *sram_ch;
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const struct sram_channel *sram_ch;
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if (!dev)
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return -1;
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@ -611,7 +611,7 @@ static irqreturn_t cx25821_upstream_irq_audio(int irq, void *dev_id)
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}
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static void cx25821_wait_fifo_enable(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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int count = 0;
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u32 tmp;
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@ -635,7 +635,7 @@ static void cx25821_wait_fifo_enable(struct cx25821_dev *dev,
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}
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static int cx25821_start_audio_dma_upstream(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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u32 tmp = 0;
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int err = 0;
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@ -699,7 +699,7 @@ static int cx25821_start_audio_dma_upstream(struct cx25821_dev *dev,
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int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select)
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{
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struct sram_channel *sram_ch;
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const struct sram_channel *sram_ch;
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int err = 0;
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if (dev->_audio_is_running) {
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@ -48,7 +48,7 @@ EXPORT_SYMBOL(cx25821_devlist_mutex);
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LIST_HEAD(cx25821_devlist);
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EXPORT_SYMBOL(cx25821_devlist);
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struct sram_channel cx25821_sram_channels[] = {
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const struct sram_channel cx25821_sram_channels[] = {
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[SRAM_CH00] = {
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.i = SRAM_CH00,
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.name = "VID A",
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@ -317,20 +317,6 @@ struct sram_channel cx25821_sram_channels[] = {
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};
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EXPORT_SYMBOL(cx25821_sram_channels);
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struct sram_channel *channel0 = &cx25821_sram_channels[SRAM_CH00];
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struct sram_channel *channel1 = &cx25821_sram_channels[SRAM_CH01];
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struct sram_channel *channel2 = &cx25821_sram_channels[SRAM_CH02];
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struct sram_channel *channel3 = &cx25821_sram_channels[SRAM_CH03];
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struct sram_channel *channel4 = &cx25821_sram_channels[SRAM_CH04];
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struct sram_channel *channel5 = &cx25821_sram_channels[SRAM_CH05];
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struct sram_channel *channel6 = &cx25821_sram_channels[SRAM_CH06];
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struct sram_channel *channel7 = &cx25821_sram_channels[SRAM_CH07];
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struct sram_channel *channel9 = &cx25821_sram_channels[SRAM_CH09];
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struct sram_channel *channel10 = &cx25821_sram_channels[SRAM_CH10];
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struct sram_channel *channel11 = &cx25821_sram_channels[SRAM_CH11];
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struct cx25821_dmaqueue mpegq;
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static int cx25821_risc_decode(u32 risc)
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{
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static const char * const instr[16] = {
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@ -457,7 +443,7 @@ static void cx25821_registers_init(struct cx25821_dev *dev)
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}
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int cx25821_sram_channel_setup(struct cx25821_dev *dev,
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struct sram_channel *ch,
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const struct sram_channel *ch,
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unsigned int bpl, u32 risc)
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{
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unsigned int i, lines;
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@ -523,10 +509,9 @@ int cx25821_sram_channel_setup(struct cx25821_dev *dev,
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return 0;
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}
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EXPORT_SYMBOL(cx25821_sram_channel_setup);
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int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
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struct sram_channel *ch,
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const struct sram_channel *ch,
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unsigned int bpl, u32 risc)
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{
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unsigned int i, lines;
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@ -592,7 +577,7 @@ int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
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}
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EXPORT_SYMBOL(cx25821_sram_channel_setup_audio);
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void cx25821_sram_channel_dump(struct cx25821_dev *dev, struct sram_channel *ch)
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void cx25821_sram_channel_dump(struct cx25821_dev *dev, const struct sram_channel *ch)
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{
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static char *name[] = {
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"init risc lo",
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@ -652,10 +637,9 @@ void cx25821_sram_channel_dump(struct cx25821_dev *dev, struct sram_channel *ch)
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pr_warn(" : cnt2_reg: 0x%08x\n",
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cx_read(ch->cnt2_reg));
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}
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EXPORT_SYMBOL(cx25821_sram_channel_dump);
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void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev,
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struct sram_channel *ch)
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const struct sram_channel *ch)
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{
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static const char * const name[] = {
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"init risc lo",
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@ -803,7 +787,7 @@ void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel_select,
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}
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static void cx25821_set_vip_mode(struct cx25821_dev *dev,
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struct sram_channel *ch)
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const struct sram_channel *ch)
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{
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cx_write(ch->pix_frmt, PIXEL_FRMT_422);
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cx_write(ch->vip_ctl, PIXEL_ENGINE_VIP1);
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@ -83,7 +83,7 @@ static __le32 *cx25821_risc_field_upstream_ch2(struct cx25821_dev *dev,
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int fifo_enable, int field_type)
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{
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unsigned int line, i;
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struct sram_channel *sram_ch =
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const struct sram_channel *sram_ch =
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dev->channels[dev->_channel2_upstream_select].sram_channels;
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int dist_betwn_starts = bpl * 2;
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@ -201,7 +201,7 @@ static int cx25821_risc_buffer_upstream_ch2(struct cx25821_dev *dev,
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void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev)
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{
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struct sram_channel *sram_ch =
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const struct sram_channel *sram_ch =
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dev->channels[VID_UPSTREAM_SRAM_CHANNEL_J].sram_channels;
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u32 tmp = 0;
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@ -257,7 +257,7 @@ void cx25821_free_mem_upstream_ch2(struct cx25821_dev *dev)
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}
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static int cx25821_get_frame_ch2(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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struct file *myfile;
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int frame_index_temp = dev->_frame_index_ch2;
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@ -363,7 +363,7 @@ static void cx25821_vidups_handler_ch2(struct work_struct *work)
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}
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static int cx25821_openfile_ch2(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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struct file *myfile;
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int i = 0, j = 0;
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@ -445,7 +445,7 @@ static int cx25821_openfile_ch2(struct cx25821_dev *dev,
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}
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static int cx25821_upstream_buffer_prepare_ch2(struct cx25821_dev *dev,
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struct sram_channel *sram_ch,
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const struct sram_channel *sram_ch,
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int bpl)
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{
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int ret = 0;
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@ -515,7 +515,7 @@ static int cx25821_video_upstream_irq_ch2(struct cx25821_dev *dev,
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u32 status)
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{
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u32 int_msk_tmp;
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struct sram_channel *channel = dev->channels[chan_num].sram_channels;
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const struct sram_channel *channel = dev->channels[chan_num].sram_channels;
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int singlefield_lines = NTSC_FIELD_HEIGHT;
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int line_size_in_bytes = Y422_LINE_SZ;
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int odd_risc_prog_size = 0;
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@ -594,7 +594,7 @@ static irqreturn_t cx25821_upstream_irq_ch2(int irq, void *dev_id)
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u32 vid_status;
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int handled = 0;
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int channel_num = 0;
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struct sram_channel *sram_ch;
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const struct sram_channel *sram_ch;
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if (!dev)
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return -1;
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@ -618,7 +618,7 @@ static irqreturn_t cx25821_upstream_irq_ch2(int irq, void *dev_id)
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}
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static void cx25821_set_pixelengine_ch2(struct cx25821_dev *dev,
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struct sram_channel *ch, int pix_format)
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const struct sram_channel *ch, int pix_format)
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{
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int width = WIDTH_D1;
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int height = dev->_lines_count_ch2;
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@ -652,7 +652,7 @@ static void cx25821_set_pixelengine_ch2(struct cx25821_dev *dev,
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}
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static int cx25821_start_video_dma_upstream_ch2(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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u32 tmp = 0;
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int err = 0;
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@ -706,7 +706,7 @@ static int cx25821_start_video_dma_upstream_ch2(struct cx25821_dev *dev,
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int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
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int pixel_format)
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{
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struct sram_channel *sram_ch;
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const struct sram_channel *sram_ch;
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u32 tmp;
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int err = 0;
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int data_frame_size = 0;
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@ -44,7 +44,7 @@ static int _intr_msk = FLD_VID_SRC_RISC1 | FLD_VID_SRC_UF | FLD_VID_SRC_SYNC |
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FLD_VID_SRC_OPC_ERR;
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int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
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struct sram_channel *ch,
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const struct sram_channel *ch,
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unsigned int bpl, u32 risc)
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{
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unsigned int i, lines;
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@ -135,7 +135,7 @@ static __le32 *cx25821_risc_field_upstream(struct cx25821_dev *dev, __le32 * rp,
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int fifo_enable, int field_type)
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{
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unsigned int line, i;
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struct sram_channel *sram_ch =
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const struct sram_channel *sram_ch =
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dev->channels[dev->_channel_upstream_select].sram_channels;
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int dist_betwn_starts = bpl * 2;
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void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev)
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{
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struct sram_channel *sram_ch =
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const struct sram_channel *sram_ch =
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dev->channels[VID_UPSTREAM_SRAM_CHANNEL_I].sram_channels;
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u32 tmp = 0;
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}
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static int cx25821_get_frame(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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struct file *myfile;
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int frame_index_temp = dev->_frame_index;
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}
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static int cx25821_openfile(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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struct file *myfile;
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int i = 0, j = 0;
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}
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static int cx25821_upstream_buffer_prepare(struct cx25821_dev *dev,
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struct sram_channel *sram_ch,
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const struct sram_channel *sram_ch,
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int bpl)
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{
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int ret = 0;
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u32 status)
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{
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u32 int_msk_tmp;
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struct sram_channel *channel = dev->channels[chan_num].sram_channels;
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const struct sram_channel *channel = dev->channels[chan_num].sram_channels;
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int singlefield_lines = NTSC_FIELD_HEIGHT;
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int line_size_in_bytes = Y422_LINE_SZ;
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int odd_risc_prog_size = 0;
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u32 vid_status;
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int handled = 0;
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int channel_num = 0;
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struct sram_channel *sram_ch;
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const struct sram_channel *sram_ch;
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if (!dev)
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return -1;
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}
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static void cx25821_set_pixelengine(struct cx25821_dev *dev,
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struct sram_channel *ch,
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const struct sram_channel *ch,
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int pix_format)
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{
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int width = WIDTH_D1;
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@ -701,7 +701,7 @@ static void cx25821_set_pixelengine(struct cx25821_dev *dev,
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}
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static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev,
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struct sram_channel *sram_ch)
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const struct sram_channel *sram_ch)
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{
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u32 tmp = 0;
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int err = 0;
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@ -755,7 +755,7 @@ static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev,
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int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select,
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int pixel_format)
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{
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struct sram_channel *sram_ch;
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const struct sram_channel *sram_ch;
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u32 tmp;
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int err = 0;
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int data_frame_size = 0;
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@ -258,7 +258,7 @@ int cx25821_video_mux(struct cx25821_dev *dev, unsigned int input)
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int cx25821_start_video_dma(struct cx25821_dev *dev,
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struct cx25821_dmaqueue *q,
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struct cx25821_buffer *buf,
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struct sram_channel *channel)
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const struct sram_channel *channel)
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{
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int tmp = 0;
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|
@ -285,7 +285,7 @@ int cx25821_start_video_dma(struct cx25821_dev *dev,
|
|||
|
||||
static int cx25821_restart_video_queue(struct cx25821_dev *dev,
|
||||
struct cx25821_dmaqueue *q,
|
||||
struct sram_channel *channel)
|
||||
const struct sram_channel *channel)
|
||||
{
|
||||
struct cx25821_buffer *buf, *prev;
|
||||
struct list_head *item;
|
||||
|
@ -338,7 +338,7 @@ static void cx25821_vid_timeout(unsigned long data)
|
|||
{
|
||||
struct cx25821_data *timeout_data = (struct cx25821_data *)data;
|
||||
struct cx25821_dev *dev = timeout_data->dev;
|
||||
struct sram_channel *channel = timeout_data->channel;
|
||||
const struct sram_channel *channel = timeout_data->channel;
|
||||
struct cx25821_dmaqueue *q = &dev->channels[channel->i].vidq;
|
||||
struct cx25821_buffer *buf;
|
||||
unsigned long flags;
|
||||
|
@ -365,7 +365,7 @@ int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status)
|
|||
u32 count = 0;
|
||||
int handled = 0;
|
||||
u32 mask;
|
||||
struct sram_channel *channel = dev->channels[chan_num].sram_channels;
|
||||
const struct sram_channel *channel = dev->channels[chan_num].sram_channels;
|
||||
|
||||
mask = cx_read(channel->int_msk);
|
||||
if (0 == (status & mask))
|
||||
|
@ -787,9 +787,11 @@ static int video_release(struct file *file)
|
|||
{
|
||||
struct cx25821_fh *fh = file->private_data;
|
||||
struct cx25821_dev *dev = fh->dev;
|
||||
const struct sram_channel *sram_ch =
|
||||
dev->channels[0].sram_channels;
|
||||
|
||||
/* stop the risc engine and fifo */
|
||||
cx_write(channel0->dma_ctl, 0); /* FIFO and RISC disable */
|
||||
cx_write(sram_ch->dma_ctl, 0); /* FIFO and RISC disable */
|
||||
|
||||
/* stop video capture */
|
||||
if (cx25821_res_check(fh, RESOURCE_VIDEO0)) {
|
||||
|
@ -923,7 +925,7 @@ static int vidioc_log_status(struct file *file, void *priv)
|
|||
{
|
||||
struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
|
||||
struct cx25821_fh *fh = priv;
|
||||
struct sram_channel *sram_ch =
|
||||
const struct sram_channel *sram_ch =
|
||||
dev->channels[fh->channel_id].sram_channels;
|
||||
u32 tmp = 0;
|
||||
|
||||
|
|
|
@ -63,19 +63,6 @@ do { \
|
|||
#define MEDUSA_READ 910
|
||||
#define MEDUSA_WRITE 911
|
||||
|
||||
extern struct sram_channel *channel0;
|
||||
extern struct sram_channel *channel1;
|
||||
extern struct sram_channel *channel2;
|
||||
extern struct sram_channel *channel3;
|
||||
extern struct sram_channel *channel4;
|
||||
extern struct sram_channel *channel5;
|
||||
extern struct sram_channel *channel6;
|
||||
extern struct sram_channel *channel7;
|
||||
extern struct sram_channel *channel9;
|
||||
extern struct sram_channel *channel10;
|
||||
extern struct sram_channel *channel11;
|
||||
/* extern const u32 *ctrl_classes[]; */
|
||||
|
||||
extern unsigned int vid_limit;
|
||||
|
||||
#define FORMAT_FLAGS_PACKED 0x01
|
||||
|
@ -98,7 +85,7 @@ extern int cx25821_video_mux(struct cx25821_dev *dev, unsigned int input);
|
|||
extern int cx25821_start_video_dma(struct cx25821_dev *dev,
|
||||
struct cx25821_dmaqueue *q,
|
||||
struct cx25821_buffer *buf,
|
||||
struct sram_channel *channel);
|
||||
const struct sram_channel *channel);
|
||||
|
||||
extern int cx25821_set_scale(struct cx25821_dev *dev, unsigned int width,
|
||||
unsigned int height, enum v4l2_field field);
|
||||
|
|
|
@ -126,20 +126,11 @@ struct cx25821_fh {
|
|||
|
||||
enum v4l2_priority prio;
|
||||
|
||||
/* video overlay */
|
||||
struct v4l2_window win;
|
||||
struct v4l2_clip *clips;
|
||||
unsigned int nclips;
|
||||
|
||||
/* video capture */
|
||||
struct cx25821_fmt *fmt;
|
||||
unsigned int width, height;
|
||||
int channel_id;
|
||||
struct videobuf_queue vidq;
|
||||
|
||||
/* H264 Encoder specifics ONLY */
|
||||
struct videobuf_queue mpegq;
|
||||
atomic_t v4l_reading;
|
||||
};
|
||||
|
||||
enum cx25821_itype {
|
||||
|
@ -222,7 +213,7 @@ struct cx25821_dmaqueue {
|
|||
|
||||
struct cx25821_data {
|
||||
struct cx25821_dev *dev;
|
||||
struct sram_channel *channel;
|
||||
const struct sram_channel *channel;
|
||||
};
|
||||
|
||||
struct cx25821_channel {
|
||||
|
@ -237,7 +228,7 @@ struct cx25821_channel {
|
|||
struct video_device *video_dev;
|
||||
struct cx25821_dmaqueue vidq;
|
||||
|
||||
struct sram_channel *sram_channels;
|
||||
const struct sram_channel *sram_channels;
|
||||
|
||||
struct mutex lock;
|
||||
int resources;
|
||||
|
@ -470,7 +461,8 @@ struct sram_channel {
|
|||
u32 jumponly;
|
||||
u32 irq_bit;
|
||||
};
|
||||
extern struct sram_channel cx25821_sram_channels[];
|
||||
|
||||
extern const struct sram_channel cx25821_sram_channels[];
|
||||
|
||||
#define STATUS_SUCCESS 0
|
||||
#define STATUS_UNSUCCESSFUL -1
|
||||
|
@ -518,7 +510,7 @@ extern int medusa_set_saturation(struct cx25821_dev *dev, int saturation,
|
|||
int decoder);
|
||||
|
||||
extern int cx25821_sram_channel_setup(struct cx25821_dev *dev,
|
||||
struct sram_channel *ch, unsigned int bpl,
|
||||
const struct sram_channel *ch, unsigned int bpl,
|
||||
u32 risc);
|
||||
|
||||
extern int cx25821_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
|
||||
|
@ -537,16 +529,16 @@ extern void cx25821_free_buffer(struct videobuf_queue *q,
|
|||
extern int cx25821_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
|
||||
u32 reg, u32 mask, u32 value);
|
||||
extern void cx25821_sram_channel_dump(struct cx25821_dev *dev,
|
||||
struct sram_channel *ch);
|
||||
const struct sram_channel *ch);
|
||||
extern void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev,
|
||||
struct sram_channel *ch);
|
||||
const struct sram_channel *ch);
|
||||
|
||||
extern struct cx25821_dev *cx25821_dev_get(struct pci_dev *pci);
|
||||
extern void cx25821_print_irqbits(char *name, char *tag, char **strings,
|
||||
int len, u32 bits, u32 mask);
|
||||
extern void cx25821_dev_unregister(struct cx25821_dev *dev);
|
||||
extern int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
|
||||
struct sram_channel *ch,
|
||||
const struct sram_channel *ch,
|
||||
unsigned int bpl, u32 risc);
|
||||
|
||||
extern int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev,
|
||||
|
@ -570,7 +562,7 @@ extern void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev);
|
|||
extern void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev);
|
||||
extern void cx25821_stop_upstream_audio(struct cx25821_dev *dev);
|
||||
extern int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
|
||||
struct sram_channel *ch,
|
||||
const struct sram_channel *ch,
|
||||
unsigned int bpl, u32 risc);
|
||||
extern void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel,
|
||||
u32 format);
|
||||
|
|
Loading…
Reference in New Issue