diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_fbdev.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c index 7f365ac0b549..4ee16b264dbe 100644 --- a/drivers/gpu/drm/i915/intel_fbdev.c +++ b/drivers/gpu/drm/i915/intel_fbdev.c @@ -336,8 +336,8 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper, bool *enabled, int width, int height) { struct drm_i915_private *dev_priv = to_i915(fb_helper->dev); - unsigned long conn_configured, conn_seq, mask; unsigned int count = min(fb_helper->connector_count, BITS_PER_LONG); + unsigned long conn_configured, conn_seq; int i, j; bool *save_enabled; bool fallback = true, ret = true; @@ -355,10 +355,9 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper, drm_modeset_backoff(&ctx); memcpy(save_enabled, enabled, count); - mask = GENMASK(count - 1, 0); + conn_seq = GENMASK(count - 1, 0); conn_configured = 0; retry: - conn_seq = conn_configured; for (i = 0; i < count; i++) { struct drm_fb_helper_connector *fb_conn; struct drm_connector *connector; @@ -371,7 +370,8 @@ retry: if (conn_configured & BIT(i)) continue; - if (conn_seq == 0 && !connector->has_tile) + /* First pass, only consider tiled connectors */ + if (conn_seq == GENMASK(count - 1, 0) && !connector->has_tile) continue; if (connector->status == connector_status_connected) @@ -475,8 +475,10 @@ retry: conn_configured |= BIT(i); } - if ((conn_configured & mask) != mask && conn_configured != conn_seq) + if (conn_configured != conn_seq) { /* repeat until no more are found */ + conn_seq = conn_configured; goto retry; + } /* * If the BIOS didn't enable everything it could, fall back to have the |