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authorDave Airlie <airlied@redhat.com>2019-03-04 12:02:55 +1000
committerDave Airlie <airlied@redhat.com>2019-03-04 12:02:55 +1000
commit2c3cd66f4c66b169c18a2dbebbc894681d282278 (patch)
tree9d2e055ea43e177914a4cce9d007982a7417623c /drivers/gpu/drm/i915/intel_fbdev.c
parent7fbd5d784f75750199c21918da9b2fc92af371e6 (diff)
parent1c163f4c7b3f621efff9b28a47abb36f7378d783 (diff)
downloadlinux-2c3cd66f4c66b169c18a2dbebbc894681d282278.tar.bz2
Merge v5.0 into drm-next
There is a really hairy resolution involving amdgpu fixes, that I'd rather confirm here. Also some misc fixes are landed by me, but the pr has them as well. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_fbdev.c')
-rw-r--r--drivers/gpu/drm/i915/intel_fbdev.c12
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 376ffe842e26..e8f694b57b8a 100644
--- a/drivers/gpu/drm/i915/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/intel_fbdev.c
@@ -338,8 +338,8 @@ 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;
@@ -357,10 +357,9 @@ 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;
@@ -373,7 +372,8 @@ 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)
@@ -477,8 +477,10 @@ 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