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| author | Steven Toth <stoth@hauppauge.com> | 2008-07-28 22:01:38 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-08-01 12:43:10 -0700 |
| commit | a4401924329d5ff3e696d3de00e9277633a28769 (patch) | |
| tree | 900d967e0cfbde2709bac05bc61b6cc31f6b5086 | |
| parent | 21eaee6a33f810ae48d643de0a183cce5c07dffa (diff) | |
| download | linux-stable-a4401924329d5ff3e696d3de00e9277633a28769.tar.gz | |
DVB: cx23885: Reallocated the sram to avoid concurrent VIDB/C issues
(cherry picked from commit d8d12b4367e2e759f65c5f9dcb94d21ec237bbc5)
DVB: 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>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/media/video/cx23885/cx23885-core.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c index f555d304f2fd..0d5d4dfffe44 100644 --- a/drivers/media/video/cx23885/cx23885-core.c +++ b/drivers/media/video/cx23885/cx23885-core.c @@ -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, @@ -1043,6 +1043,9 @@ 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 ], |