diff options
| author | Steven Toth <stoth@kernellabs.com> | 2010-07-31 16:15:22 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-10-21 07:55:10 -0200 |
| commit | 606658292a0f8dc01f3165e741b711572af2d83f (patch) | |
| tree | 7fad5e81a8f5fe87db95de7633139af29923044c /drivers/media/video/saa7164/saa7164-core.c | |
| parent | 1107237e4870055147379f297af02341d75ce6f6 (diff) | |
[media] saa7164: Monitor the command bus and check for inconsistencies
Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/saa7164/saa7164-core.c')
| -rw-r--r-- | drivers/media/video/saa7164/saa7164-core.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/media/video/saa7164/saa7164-core.c b/drivers/media/video/saa7164/saa7164-core.c index 545eeffa501..fcbb9d5958d 100644 --- a/drivers/media/video/saa7164/saa7164-core.c +++ b/drivers/media/video/saa7164/saa7164-core.c @@ -1122,6 +1122,46 @@ static int saa7164_proc_show(struct seq_file *m, void *v) b = &dev->bus; mutex_lock(&b->lock); + seq_printf(m, " .m_pdwSetWritePos = 0x%x (0x%08x)\n", + b->m_dwSetReadPos, saa7164_readl(b->m_dwSetReadPos)); + + seq_printf(m, " .m_pdwSetReadPos = 0x%x (0x%08x)\n", + b->m_dwSetWritePos, saa7164_readl(b->m_dwSetWritePos)); + + seq_printf(m, " .m_pdwGetWritePos = 0x%x (0x%08x)\n", + b->m_dwGetReadPos, saa7164_readl(b->m_dwGetReadPos)); + + seq_printf(m, " .m_pdwGetReadPos = 0x%x (0x%08x)\n", + b->m_dwGetWritePos, saa7164_readl(b->m_dwGetWritePos)); + c = 0; + seq_printf(m, "\n Set Ring:\n"); + seq_printf(m, "\n addr 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n"); + for (i = 0; i < b->m_dwSizeSetRing; i++) { + if (c == 0) + seq_printf(m, " %04x:", i); + + seq_printf(m, " %02x", *(b->m_pdwSetRing + i)); + + if (++c == 16) { + seq_printf(m, "\n"); + c = 0; + } + } + + c = 0; + seq_printf(m, "\n Get Ring:\n"); + seq_printf(m, "\n addr 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n"); + for (i = 0; i < b->m_dwSizeGetRing; i++) { + if (c == 0) + seq_printf(m, " %04x:", i); + + seq_printf(m, " %02x", *(b->m_pdwGetRing + i)); + + if (++c == 16) { + seq_printf(m, "\n"); + c = 0; + } + } mutex_unlock(&b->lock); |