29 lines
1.1 KiB
Diff
29 lines
1.1 KiB
Diff
This patch adds support is DisplayLink and the DisplayLink driver.
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The following comes from:
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https://github.com/muellerjoel/wlroots-displaylink
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diff --git a/render/egl.c b/render/egl.c
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index e3839c7d..558cff00 100644
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--- a/render/egl.c
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+++ b/render/egl.c
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@@ -490,8 +490,21 @@ static int open_render_node(int drm_fd) {
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}
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wlr_log(WLR_DEBUG, "DRM device '%s' has no render node, "
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"falling back to primary node", render_name);
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+
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+ drmVersion *render_version = drmGetVersion(drm_fd);
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+ if (render_version != NULL && render_version->name != NULL) {
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+ wlr_log(WLR_DEBUG, "DRM device version.name '%s'", render_version->name);
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+ if (strcmp(render_version->name, "evdi") == 0) {
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+ free(render_name);
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+ render_name = malloc(sizeof(char)*15);
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+ strcpy(render_name, "/dev/dri/card0");
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+ }
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+ drmFreeVersion(render_version);
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+ }
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}
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+ wlr_log(WLR_DEBUG, "open_render_node() DRM device '%s'", render_name);
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+
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int render_fd = open(render_name, O_RDWR | O_CLOEXEC);
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if (render_fd < 0) {
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wlr_log_errno(WLR_ERROR, "Failed to open DRM node '%s'", render_name);
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