From 8e1842f3c7c7d661506fcdc7035acf0ace7ae0a0 Mon Sep 17 00:00:00 2001 From: Tomba Date: Sat, 15 Nov 2008 00:07:21 +0200 Subject: [PATCH] debug prints --- arch/arm/plat-omap/dss/dispc.c | 14 ++++++++++++++ arch/arm/plat-omap/dss/dpi.c | 2 ++ 2 files changed, 16 insertions(+), 0 deletions(-) diff --git a/arch/arm/plat-omap/dss/dispc.c b/arch/arm/plat-omap/dss/dispc.c index 3738cf3..17f6236 100644 --- a/arch/arm/plat-omap/dss/dispc.c +++ b/arch/arm/plat-omap/dss/dispc.c @@ -1104,6 +1104,9 @@ void find_lck_pck_divs(int is_tft, unsigned long req_pck, unsigned long fck, int best_ld, cur_ld; int best_pd, cur_pd; + DSSDBG("find_lck_pck_div(pck=%lu, fck=%lu)\n", + req_pck, fck); + best_pck = 0; best_ld = 0; best_pd = 0; @@ -1136,6 +1139,9 @@ void find_lck_pck_divs(int is_tft, unsigned long req_pck, unsigned long fck, found: *lck_div = best_ld; *pck_div = best_pd; + + DSSDBG("found: pck=%lu, ld=%lu, pd=%lu\n", + best_pck, best_ld, best_pd); } int dispc_calc_clock_div(int is_tft, unsigned long req_pck, @@ -1146,6 +1152,8 @@ int dispc_calc_clock_div(int is_tft, unsigned long req_pck, int match = 0; int min_fck_per_pck; + DSSDBG("calc_clock_div(pck=%lu, prate=%lu)\n", req_pck, prate); + min_fck_per_pck = CONFIG_OMAP2_DSS_MIN_FCK_PER_PCK; if (min_fck_per_pck && @@ -1204,6 +1212,10 @@ found: if (cinfo) *cinfo = best; + DSSDBG("calc: divs %d, %d, %d\n", + best.fck_div, + best.lck_div, + best.pck_div); return 0; } @@ -1212,6 +1224,8 @@ int dispc_set_clock_div(struct dispc_clock_info *cinfo) unsigned long prate; int r; + DSSDBG("dispc_set_clock_div()\n"); + prate = clk_get_rate(clk_get_parent(dispc.dpll4_m4_ck)); r = clk_set_rate(dispc.dpll4_m4_ck, prate / cinfo->fck_div); diff --git a/arch/arm/plat-omap/dss/dpi.c b/arch/arm/plat-omap/dss/dpi.c index 2261288..30b20d0 100644 --- a/arch/arm/plat-omap/dss/dpi.c +++ b/arch/arm/plat-omap/dss/dpi.c @@ -238,6 +238,8 @@ static int dpi_check_timings(struct omap_display *display, int is_tft; int r; + DSSDBG("dpi_check_timings\n"); + if (timings->hsw < 1 || timings->hsw > 64 || timings->hfp < 1 || timings->hfp > 256 || timings->hbp < 1 || timings->hbp > 256) { -- 1.6.0.2