From 8f6bb69fa6113e462c4e65d984caeefeaac52a66 Mon Sep 17 00:00:00 2001 From: Ramakant Singh Date: Mon, 10 Feb 2014 18:35:11 +0530 Subject: msm: mdss: Don't call pan_idle for MSMFB_OVERLAY_PREPARE ioctl We keep calling MSMFB_OVERLAY_PREPARE for each composition cycle, even if there are no changes in params. Because of this we can hit performance degradation due to pan idle wait. This change removes pan_idle wait for prepare call. CRs-Fixed: 600539 CRs-Fixed: 608848 Change-Id: Ie99f4dbc4671caf9bfbd49bd9b200c3180002d56 Signed-off-by: Radhika Ranjan Soni --- drivers/video/fbdev/msm/mdss_fb.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/video/fbdev/msm/mdss_fb.c b/drivers/video/fbdev/msm/mdss_fb.c index 697064db450d..4f6f204069aa 100644 --- a/drivers/video/fbdev/msm/mdss_fb.c +++ b/drivers/video/fbdev/msm/mdss_fb.c @@ -2276,7 +2276,8 @@ int mdss_fb_do_ioctl(struct fb_info *info, unsigned int cmd, mdss_fb_power_setting_idle(mfd); if ((cmd != MSMFB_VSYNC_CTRL) && (cmd != MSMFB_OVERLAY_VSYNC_CTRL) && (cmd != MSMFB_ASYNC_BLIT) && (cmd != MSMFB_BLIT) && - (cmd != MSMFB_NOTIFY_UPDATE)) { + (cmd != MSMFB_NOTIFY_UPDATE) && + (cmd != MSMFB_OVERLAY_PREPARE)) { ret = mdss_fb_pan_idle(mfd); if (ret) { pr_debug("Shutdown pending. Aborting operation %x\n", -- cgit v1.2.3