[igt-dev] [PATCH i-g-t 1/2] lib/igt_kms: Set pipe enum name to a pipe from drm pipe

Mohammed Khajapasha mohammed.khajapasha at intel.com
Wed Jun 3 21:05:05 UTC 2020


set the pipe enum name to igt pipe from drm pipe,
in case of non-contiguous pipes in display, the igt pipes cann't
be same as enabled pipes in kernel.

Signed-off-by: Mohammed Khajapasha <mohammed.khajapasha at intel.com>
---
 lib/igt_kms.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index afef5939..a42a44c5 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -1958,10 +1958,16 @@ void igt_display_require(igt_display_t *display, int drm_fd)
 		int p = 1;
 		int j, type;
 		uint8_t last_plane = 0, n_planes = 0;
+		struct drm_i915_get_pipe_from_crtc_id get_pipe;
 
 		pipe->crtc_id = resources->crtcs[i];
 		pipe->display = display;
-		pipe->pipe = i;
+		/* Get right pipe enum from kernel for a pipe */
+		get_pipe.pipe = 0;
+		get_pipe.crtc_id =  pipe->crtc_id;
+		do_ioctl(display->drm_fd,
+				DRM_IOCTL_I915_GET_PIPE_FROM_CRTC_ID, &get_pipe);
+		pipe->pipe = get_pipe.pipe;
 		pipe->plane_cursor = -1;
 		pipe->plane_primary = -1;
 		pipe->planes = NULL;
-- 
2.24.1



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