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-rw-r--r--backend/drm/drm.c43
1 files changed, 30 insertions, 13 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c
index 7224cb3e..ef8efb9a 100644
--- a/backend/drm/drm.c
+++ b/backend/drm/drm.c
@@ -215,7 +215,7 @@ static bool drm_connector_swap_buffers(struct wlr_output *output,
uint32_t fb_id = get_fb_for_bo(bo);
if (conn->pageflip_pending) {
- wlr_log(L_ERROR, "Skipping pageflip");
+ wlr_log(L_ERROR, "Skipping pageflip on output '%s'", conn->output.name);
return false;
}
@@ -259,6 +259,8 @@ static void drm_connector_start_renderer(struct wlr_drm_connector *conn) {
return;
}
+ wlr_log(L_DEBUG, "Starting renderer on output '%s'", conn->output.name);
+
struct wlr_drm_backend *drm = (struct wlr_drm_backend *)conn->output.backend;
struct wlr_drm_crtc *crtc = conn->crtc;
if (!crtc) {
@@ -301,8 +303,10 @@ void enable_drm_connector(struct wlr_output *output, bool enable) {
static void realloc_planes(struct wlr_drm_backend *drm, const uint32_t *crtc_in,
bool *changed_outputs) {
+ wlr_log(L_DEBUG, "Reallocating planes");
+
// overlay, primary, cursor
- for (int type = 0; type < 3; ++type) {
+ for (size_t type = 0; type < 3; ++type) {
if (drm->num_type_planes[type] == 0) {
continue;
}
@@ -339,6 +343,11 @@ static void realloc_planes(struct wlr_drm_backend *drm, const uint32_t *crtc_in,
struct wlr_drm_plane *new = &drm->type_planes[type][crtc_res[i]];
if (*old != new) {
+ wlr_log(L_DEBUG, "Assigning plane %d -> %d to CRTC %d",
+ *old ? (int)(*old)->id : -1,
+ new ? (int)new->id : -1,
+ c->id);
+
changed_outputs[crtc_res[i]] = true;
if (*old) {
finish_drm_surface(&(*old)->surf);
@@ -363,6 +372,8 @@ static void realloc_crtcs(struct wlr_drm_backend *drm,
memset(possible_crtc, 0, sizeof(possible_crtc));
+ wlr_log(L_DEBUG, "Reallocating CRTCs for output '%s'", conn->output.name);
+
ssize_t index = -1, i = -1;
struct wlr_drm_connector *c;
wl_list_for_each(c, &drm->outputs, link) {
@@ -371,6 +382,9 @@ static void realloc_crtcs(struct wlr_drm_backend *drm,
index = i;
}
+ wlr_log(L_DEBUG, "output '%s' crtc=%p state=%d",
+ c->output.name, c->crtc, c->state);
+
if (c->crtc) {
crtc[c->crtc - drm->crtcs] = i;
}
@@ -378,7 +392,6 @@ static void realloc_crtcs(struct wlr_drm_backend *drm,
if (c->state == WLR_DRM_CONN_CONNECTED) {
possible_crtc[i] = c->possible_crtc;
}
-
}
assert(index != -1);
@@ -396,12 +409,15 @@ static void realloc_crtcs(struct wlr_drm_backend *drm,
// There is no point doing anything if this monitor doesn't get activated
if (!matched[index]) {
+ wlr_log(L_DEBUG, "Could not match a CRTC for this output");
return;
}
for (size_t i = 0; i < drm->num_crtcs; ++i) {
// We don't want any of the current monitors to be deactivated.
if (crtc[i] != UNMATCHED && !matched[crtc[i]]) {
+ wlr_log(L_DEBUG, "Could not match a CRTC for other output %d",
+ crtc[i]);
return;
}
}
@@ -424,6 +440,9 @@ static void realloc_crtcs(struct wlr_drm_backend *drm,
pos++;
}
c->crtc = &drm->crtcs[i];
+
+ wlr_log(L_DEBUG, "Assigning CRTC %d to output '%s'",
+ drm->crtcs[i].id, c->output.name);
}
}
@@ -481,14 +500,10 @@ static bool drm_connector_set_mode(struct wlr_output *output,
memset(changed_outputs, false, sizeof(changed_outputs));
realloc_crtcs(drm, conn, changed_outputs);
- if (!conn->crtc) {
- wlr_log(L_ERROR, "Unable to match %s with a CRTC", conn->output.name);
- goto error_conn;
- }
-
struct wlr_drm_crtc *crtc = conn->crtc;
if (!crtc) {
- return false;
+ wlr_log(L_ERROR, "Unable to match %s with a CRTC", conn->output.name);
+ goto error_conn;
}
wlr_log(L_DEBUG, "%s: crtc=%td ovr=%td pri=%td cur=%td", conn->output.name,
crtc - drm->crtcs,
@@ -799,7 +814,6 @@ void scan_drm_connectors(struct wlr_drm_backend *drm) {
wlr_conn->retry_pageflip = wl_event_loop_add_timer(ev, retry_pageflip,
wlr_conn);
-
wlr_conn->state = WLR_DRM_CONN_DISCONNECTED;
wlr_conn->id = drm_conn->connector_id;
@@ -832,6 +846,8 @@ void scan_drm_connectors(struct wlr_drm_backend *drm) {
if (wlr_conn->state == WLR_DRM_CONN_DISCONNECTED &&
drm_conn->connection == DRM_MODE_CONNECTED) {
wlr_log(L_INFO, "'%s' connected", wlr_conn->output.name);
+ wlr_log(L_DEBUG, "Current CRTC: %d",
+ wlr_conn->crtc ? (int)wlr_conn->crtc->id : -1);
wlr_conn->output.phys_width = drm_conn->mmWidth;
wlr_conn->output.phys_height = drm_conn->mmHeight;
@@ -860,7 +876,7 @@ void scan_drm_connectors(struct wlr_drm_backend *drm) {
mode->wlr_mode.height = mode->drm_mode.vdisplay;
mode->wlr_mode.refresh = calculate_refresh_rate(&mode->drm_mode);
- wlr_log(L_INFO, " %"PRId32"@%"PRId32"@%"PRId32,
+ wlr_log(L_INFO, " %"PRId32"x%"PRId32"@%"PRId32,
mode->wlr_mode.width, mode->wlr_mode.height,
mode->wlr_mode.refresh);
@@ -998,8 +1014,8 @@ static void drm_connector_cleanup(struct wlr_drm_connector *conn) {
}
}
- struct wlr_drm_mode *mode;
- struct wlr_drm_mode *tmp;
+ conn->output.current_mode = NULL;
+ struct wlr_drm_mode *mode, *tmp;
wl_list_for_each_safe(mode, tmp, &conn->output.modes, wlr_mode.link) {
wl_list_remove(&mode->wlr_mode.link);
free(mode);
@@ -1011,6 +1027,7 @@ static void drm_connector_cleanup(struct wlr_drm_connector *conn) {
conn->crtc = NULL;
conn->possible_crtc = 0;
+ conn->pageflip_pending = false;
/* Fallthrough */
case WLR_DRM_CONN_NEEDS_MODESET:
wlr_log(L_INFO, "Emitting destruction signal for '%s'",