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OMAPDSS: Add dump and debug support for LCD3

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DISPC functions have been modified to provide clock and register dumps and debug
support for the LCD3 manager.

Signed-off-by: Chandrabhanu Mahapatra <cmahapatra@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Chandrabhanu Mahapatra 2012-06-21 11:23:56 +05:30 • committed by Tomi Valkeinen
parent e86d456a23
commit 6f1891fc70
1 changed files with 40 additions and 30 deletions
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70
drivers/video/omap2/dss/dispc.c
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@ -2853,12 +2853,32 @@ unsigned long dispc_core_clk_rate(void)
return fclk / lcd; return fclk / lcd;
} }
void dispc_dump_clocks(struct seq_file *s) static void dispc_dump_clocks_channel(struct seq_file *s, enum omap_channel channel)
{ {
int lcd, pcd; int lcd, pcd;
enum omap_dss_clk_source lcd_clk_src;
seq_printf(s, "- %s -\n", mgr_desc[channel].name);
lcd_clk_src = dss_get_lcd_clk_source(channel);
seq_printf(s, "%s clk source = %s (%s)\n", mgr_desc[channel].name,
dss_get_generic_clk_source_name(lcd_clk_src),
dss_feat_get_clk_source_name(lcd_clk_src));
dispc_mgr_get_lcd_divisor(channel, &lcd, &pcd);
seq_printf(s, "lck\t\t%-16lulck div\t%u\n",
dispc_mgr_lclk_rate(channel), lcd);
seq_printf(s, "pck\t\t%-16lupck div\t%u\n",
dispc_mgr_pclk_rate(channel), pcd);
}
void dispc_dump_clocks(struct seq_file *s)
{
int lcd;
u32 l; u32 l;
enum omap_dss_clk_source dispc_clk_src = dss_get_dispc_clk_source(); enum omap_dss_clk_source dispc_clk_src = dss_get_dispc_clk_source();
enum omap_dss_clk_source lcd_clk_src;
if (dispc_runtime_get()) if (dispc_runtime_get())
return; return;
@ -2879,36 +2899,13 @@ void dispc_dump_clocks(struct seq_file *s)
seq_printf(s, "lck\t\t%-16lulck div\t%u\n", seq_printf(s, "lck\t\t%-16lulck div\t%u\n",
(dispc_fclk_rate()/lcd), lcd); (dispc_fclk_rate()/lcd), lcd);
} }
seq_printf(s, "- LCD1 -\n");
lcd_clk_src = dss_get_lcd_clk_source(OMAP_DSS_CHANNEL_LCD); dispc_dump_clocks_channel(s, OMAP_DSS_CHANNEL_LCD);
seq_printf(s, "lcd1_clk source = %s (%s)\n", if (dss_has_feature(FEAT_MGR_LCD2))
dss_get_generic_clk_source_name(lcd_clk_src), dispc_dump_clocks_channel(s, OMAP_DSS_CHANNEL_LCD2);
dss_feat_get_clk_source_name(lcd_clk_src)); if (dss_has_feature(FEAT_MGR_LCD3))
dispc_dump_clocks_channel(s, OMAP_DSS_CHANNEL_LCD3);
dispc_mgr_get_lcd_divisor(OMAP_DSS_CHANNEL_LCD, &lcd, &pcd);
seq_printf(s, "lck\t\t%-16lulck div\t%u\n",
dispc_mgr_lclk_rate(OMAP_DSS_CHANNEL_LCD), lcd);
seq_printf(s, "pck\t\t%-16lupck div\t%u\n",
dispc_mgr_pclk_rate(OMAP_DSS_CHANNEL_LCD), pcd);
if (dss_has_feature(FEAT_MGR_LCD2)) {
seq_printf(s, "- LCD2 -\n");
lcd_clk_src = dss_get_lcd_clk_source(OMAP_DSS_CHANNEL_LCD2);
seq_printf(s, "lcd2_clk source = %s (%s)\n",
dss_get_generic_clk_source_name(lcd_clk_src),
dss_feat_get_clk_source_name(lcd_clk_src));
dispc_mgr_get_lcd_divisor(OMAP_DSS_CHANNEL_LCD2, &lcd, &pcd);
seq_printf(s, "lck\t\t%-16lulck div\t%u\n",
dispc_mgr_lclk_rate(OMAP_DSS_CHANNEL_LCD2), lcd);
seq_printf(s, "pck\t\t%-16lupck div\t%u\n",
dispc_mgr_pclk_rate(OMAP_DSS_CHANNEL_LCD2), pcd);
}
dispc_runtime_put(); dispc_runtime_put();
} }
@ -2961,6 +2958,12 @@ void dispc_dump_irqs(struct seq_file *s)
PIS(ACBIAS_COUNT_STAT2); PIS(ACBIAS_COUNT_STAT2);
PIS(SYNC_LOST2); PIS(SYNC_LOST2);
} }
if (dss_has_feature(FEAT_MGR_LCD3)) {
PIS(FRAMEDONE3);
PIS(VSYNC3);
PIS(ACBIAS_COUNT_STAT3);
PIS(SYNC_LOST3);
}
#undef PIS #undef PIS
} }
#endif #endif
@ -2972,6 +2975,7 @@ static void dispc_dump_regs(struct seq_file *s)
[OMAP_DSS_CHANNEL_LCD] = "LCD", [OMAP_DSS_CHANNEL_LCD] = "LCD",
[OMAP_DSS_CHANNEL_DIGIT] = "TV", [OMAP_DSS_CHANNEL_DIGIT] = "TV",
[OMAP_DSS_CHANNEL_LCD2] = "LCD2", [OMAP_DSS_CHANNEL_LCD2] = "LCD2",
[OMAP_DSS_CHANNEL_LCD3] = "LCD3",
}; };
const char *ovl_names[] = { const char *ovl_names[] = {
[OMAP_DSS_GFX] = "GFX", [OMAP_DSS_GFX] = "GFX",
@ -3004,6 +3008,10 @@ static void dispc_dump_regs(struct seq_file *s)
DUMPREG(DISPC_CONTROL2); DUMPREG(DISPC_CONTROL2);
DUMPREG(DISPC_CONFIG2); DUMPREG(DISPC_CONFIG2);
} }
if (dss_has_feature(FEAT_MGR_LCD3)) {
DUMPREG(DISPC_CONTROL3);
DUMPREG(DISPC_CONFIG3);
}
#undef DUMPREG #undef DUMPREG
@ -3386,6 +3394,8 @@ static void print_irq_status(u32 status)
PIS(SYNC_LOST_DIGIT); PIS(SYNC_LOST_DIGIT);
if (dss_has_feature(FEAT_MGR_LCD2)) if (dss_has_feature(FEAT_MGR_LCD2))
PIS(SYNC_LOST2); PIS(SYNC_LOST2);
if (dss_has_feature(FEAT_MGR_LCD3))
PIS(SYNC_LOST3);
#undef PIS #undef PIS
printk("\n"); printk("\n");