From: Brian Starkey <[email protected]>

Changelog:
- v2: removed the forced overwrite of output->config.default_mode
- v1: original submission by Brian

igt_display_commit isn't refreshing all outputs anymore, which means
that an override mode may never get picked up.

Instead of forcing a reprobe to handle copying the override_mode into
default_mode, just change igt_output_get_mode() to return the
override_mode if it's been set, and remove the old code which would
directly overwrite default_mode.

This should be more robust, as igt_output_get_mode() will always return
the correct mode, without needing the output to be reprobed.

This change means that output->config.default_mode always contains the
"non-overridden" default mode.

Signed-off-by: Brian Starkey <[email protected]>
Signed-off-by: Liviu Dudau <[email protected]>
---
 lib/igt_kms.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index 5e2ef97b..2abb6b4e 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -1580,9 +1580,6 @@ static void igt_output_refresh(igt_output_t *output)
                                                    BROADCAST_RGB_FULL);
        }
 
-       if (output->use_override_mode)
-               output->config.default_mode = output->override_mode;
-
        if (output->config.pipe == PIPE_NONE)
                return;
 
@@ -2821,7 +2818,10 @@ const char *igt_output_name(igt_output_t *output)
 
 drmModeModeInfo *igt_output_get_mode(igt_output_t *output)
 {
-       return &output->config.default_mode;
+       if (output->use_override_mode)
+               return &output->override_mode;
+       else
+               return &output->config.default_mode;
 }
 
 /**
@@ -2839,10 +2839,6 @@ void igt_output_override_mode(igt_output_t *output, 
drmModeModeInfo *mode)
 
        if (mode)
                output->override_mode = *mode;
-       else /* restore default_mode, may have been overwritten in 
igt_output_refresh */
-               kmstest_get_connector_default_mode(output->display->drm_fd,
-                                                  output->config.connector,
-                                                  
&output->config.default_mode);
 
        output->use_override_mode = !!mode;
 
-- 
2.13.1

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