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Subject: v4l2-compliance: m2m devices should have only one input and output
Author:  Hans Verkuil <[email protected]>
Date:    Mon Mar 31 10:33:47 2014 +0200

It makes no sense to have multiple inputs and outputs for a m2m device.
Check for this.

Signed-off-by: Hans Verkuil <[email protected]>

 utils/v4l2-compliance/v4l2-test-input-output.cpp |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

---

http://git.linuxtv.org/v4l-utils.git?a=commitdiff;h=287f42f60197186487be2ea6b3a42b10458cd1f2

diff --git a/utils/v4l2-compliance/v4l2-test-input-output.cpp 
b/utils/v4l2-compliance/v4l2-test-input-output.cpp
index 5c1855a..3e1e92d 100644
--- a/utils/v4l2-compliance/v4l2-test-input-output.cpp
+++ b/utils/v4l2-compliance/v4l2-test-input-output.cpp
@@ -436,6 +436,7 @@ int testInput(struct node *node)
                return fail("inputs found, but no input capabilities set\n");
        if (!node->inputs && node->has_inputs)
                return fail("no inputs found, but input capabilities set\n");
+       fail_on_test(node->is_m2m && node->inputs > 1);
        return 0;
 }
 
@@ -778,6 +779,7 @@ int testOutput(struct node *node)
                return fail("outputs found, but no output capabilities set\n");
        if (!node->outputs && node->has_outputs)
                return fail("no outputs found, but output capabilities set\n");
+       fail_on_test(node->is_m2m && node->outputs > 1);
        return 0;
 }
 

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