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| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-10-27 12:11:31 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-12-02 07:54:21 +0100 |
| commit | 714ad3ac505bba711f961bb8013644c9d8fb486a (patch) | |
| tree | 2b1740468219409588ce7ac0704e37eb1174564e /drivers/video/omap2/dss/manager.c | |
| parent | OMAPDSS: DISPC: add missing prototype (diff) | |
| download | linux-714ad3ac505bba711f961bb8013644c9d8fb486a.tar.xz linux-714ad3ac505bba711f961bb8013644c9d8fb486a.zip | |
OMAPDSS: Remove old fifomerge hacks
Once in a time omapdss had basic support for fifomerge. Fifomerge was
removed as the implementation didn't work properly, and a proper
implementation is a complex problem.
However, some unused fifo-merge related code was left behind. This patch
removes those.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/omap2/dss/manager.c')
| -rw-r--r-- | drivers/video/omap2/dss/manager.c | 26 |
1 files changed, 1 insertions, 25 deletions
diff --git a/drivers/video/omap2/dss/manager.c b/drivers/video/omap2/dss/manager.c index 6e63845cc7d7..1be5f47a2114 100644 --- a/drivers/video/omap2/dss/manager.c +++ b/drivers/video/omap2/dss/manager.c @@ -1313,8 +1313,6 @@ static int omap_dss_mgr_apply(struct omap_overlay_manager *mgr) struct manager_cache_data *mc; int i; struct omap_overlay *ovl; - int num_planes_enabled = 0; - bool use_fifomerge; unsigned long flags; int r; @@ -1347,11 +1345,8 @@ static int omap_dss_mgr_apply(struct omap_overlay_manager *mgr) continue; } - if (!ovl->info_dirty) { - if (oc->enabled) - ++num_planes_enabled; + if (!ovl->info_dirty) continue; - } dssdev = ovl->manager->device; @@ -1375,8 +1370,6 @@ static int omap_dss_mgr_apply(struct omap_overlay_manager *mgr) oc->channel = ovl->manager->id; oc->enabled = true; - - ++num_planes_enabled; } /* Configure managers */ @@ -1406,21 +1399,6 @@ static int omap_dss_mgr_apply(struct omap_overlay_manager *mgr) dssdev->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE; } - /* XXX TODO: Try to get fifomerge working. The problem is that it - * affects both managers, not individually but at the same time. This - * means the change has to be well synchronized. I guess the proper way - * is to have a two step process for fifo merge: - * fifomerge enable: - * 1. disable other planes, leaving one plane enabled - * 2. wait until the planes are disabled on HW - * 3. config merged fifo thresholds, enable fifomerge - * fifomerge disable: - * 1. config unmerged fifo thresholds, disable fifomerge - * 2. wait until fifo changes are in HW - * 3. enable planes - */ - use_fifomerge = false; - /* Configure overlay fifos */ for (i = 0; i < omap_dss_get_num_overlays(); ++i) { struct omap_dss_device *dssdev; @@ -1436,8 +1414,6 @@ static int omap_dss_mgr_apply(struct omap_overlay_manager *mgr) dssdev = ovl->manager->device; size = dispc_ovl_get_fifo_size(ovl->id); - if (use_fifomerge) - size *= 3; burst_size = dispc_ovl_get_burst_size(ovl->id); |