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V4L/DVB (8471): cx23885: Reallocated the sram to avoid concurrent VIDB/C issues. 

This may be cx23885 chip specific and may not work on the cx23887.
Analog and mpeg encoder streaming are still to be tested.

Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Steven Toth 2008-07-01 10:43:27 -03:00 committed by Mauro Carvalho Chehab
parent 6df516905b
commit d8d12b4367
1 changed files with 9 additions and 6 deletions
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15
drivers/media/video/cx23885/cx23885-core.c
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@ -80,8 +80,8 @@ static struct sram_channel cx23887_sram_channels[] = {
[SRAM_CH01] = {
.name = "VID A",
.cmds_start = 0x10000,
.ctrl_start = 0x105b0,
.cdt = 0x107b0,
.ctrl_start = 0x10380,
.cdt = 0x104c0,
.fifo_start = 0x40,
.fifo_size = 0x2800,
.ptr1_reg = DMA1_PTR1,
@ -104,8 +104,8 @@ static struct sram_channel cx23887_sram_channels[] = {
[SRAM_CH03] = {
.name = "TS1 B",
.cmds_start = 0x100A0,
.ctrl_start = 0x10670,
.cdt = 0x10810,
.ctrl_start = 0x10400,
.cdt = 0x10580,
.fifo_start = 0x5000,
.fifo_size = 0x1000,
.ptr1_reg = DMA3_PTR1,
@ -140,8 +140,8 @@ static struct sram_channel cx23887_sram_channels[] = {
[SRAM_CH06] = {
.name = "TS2 C",
.cmds_start = 0x10140,
.ctrl_start = 0x10680,
.cdt = 0x108d0,
.ctrl_start = 0x10440,
.cdt = 0x105e0,
.fifo_start = 0x6000,
.fifo_size = 0x1000,
.ptr1_reg = DMA5_PTR1,
@ -1044,6 +1044,9 @@ static int cx23885_start_dma(struct cx23885_tsport *port,
dprintk(1, "%s() w: %d, h: %d, f: %d\n", __func__,
buf->vb.width, buf->vb.height, buf->vb.field);
/* Stop the fifo and risc engine for this port */
cx_clear(port->reg_dma_ctl, port->dma_ctl_val);
/* setup fifo + format */
cx23885_sram_channel_setup(dev,
&dev->sram_channels[ port->sram_chno ],