From bae7c75b1155eab295fbe0d504e7cc25a57c0223 Mon Sep 17 00:00:00 2001 From: Daniel Scheller Date: Sun, 20 Aug 2017 06:41:09 -0400 Subject: [PATCH] media: ddbridge: fix gap handling Force gap setting if given by attribute and enable gap for older regmaps. Also, setting a gap value of 128 via sysfs will now disable gap. Signed-off-by: Daniel Scheller Signed-off-by: Mauro Carvalho Chehab --- drivers/media/pci/ddbridge/ddbridge-core.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/media/pci/ddbridge/ddbridge-core.c b/drivers/media/pci/ddbridge/ddbridge-core.c index c290d3fecc8d..98a12c644e44 100644 --- a/drivers/media/pci/ddbridge/ddbridge-core.c +++ b/drivers/media/pci/ddbridge/ddbridge-core.c @@ -336,6 +336,7 @@ static void calc_con(struct ddb_output *output, u32 *con, u32 *con2, u32 flags) if (output->port->gap != 0xffffffff) { flags |= 1; gap = output->port->gap; + max_bitrate = 0; } if (dev->link[0].info->type == DDB_OCTOPUS_CI && output->port->nr > 1) { *con = 0x10c; @@ -372,6 +373,7 @@ static void calc_con(struct ddb_output *output, u32 *con, u32 *con2, u32 flags) *con |= 0x810; /* 96 MBit/s and gap */ max_bitrate = 96000; } + *con |= 0x10; /* enable gap */ } } if (max_bitrate > 0) { @@ -3203,8 +3205,10 @@ static ssize_t gap_store(struct device *device, struct device_attribute *attr, if (sscanf(buf, "%u\n", &val) != 1) return -EINVAL; - if (val > 20) + if (val > 128) return -EINVAL; + if (val == 128) + val = 0xffffffff; dev->port[num].gap = val; return count; } -- 2.45.2