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authorChandrabhanu Mahapatra <cmahapatra@ti.com>2012-06-21 11:23:56 +0530
committerTomi Valkeinen <tomi.valkeinen@ti.com>2012-06-29 09:41:29 +0300
commit6f1891fc70d99eef9877925821572b8a3c5d9fd5 (patch)
treec1f72579e5b8e4721da303cb0c083515601f14fa /drivers/video/omap2
parente86d456a23f3ecbb97704e63899ecfd6ec54b8d8 (diff)
OMAPDSS: Add dump and debug support for LCD3
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>
Diffstat (limited to 'drivers/video/omap2')
-rw-r--r--drivers/video/omap2/dss/dispc.c70
1 files changed, 40 insertions, 30 deletions
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index d19665e74e72..e48d1c10a3cf 100644
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -2853,12 +2853,32 @@ unsigned long dispc_core_clk_rate(void)
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;
+ 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;
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())
return;
@@ -2879,36 +2899,13 @@ void dispc_dump_clocks(struct seq_file *s)
seq_printf(s, "lck\t\t%-16lulck div\t%u\n",
(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",
- 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_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);
- }
+ if (dss_has_feature(FEAT_MGR_LCD2))
+ dispc_dump_clocks_channel(s, OMAP_DSS_CHANNEL_LCD2);
+ if (dss_has_feature(FEAT_MGR_LCD3))
+ dispc_dump_clocks_channel(s, OMAP_DSS_CHANNEL_LCD3);
dispc_runtime_put();
}
@@ -2961,6 +2958,12 @@ void dispc_dump_irqs(struct seq_file *s)
PIS(ACBIAS_COUNT_STAT2);
PIS(SYNC_LOST2);
}
+ if (dss_has_feature(FEAT_MGR_LCD3)) {
+ PIS(FRAMEDONE3);
+ PIS(VSYNC3);
+ PIS(ACBIAS_COUNT_STAT3);
+ PIS(SYNC_LOST3);
+ }
#undef PIS
}
#endif
@@ -2972,6 +2975,7 @@ static void dispc_dump_regs(struct seq_file *s)
[OMAP_DSS_CHANNEL_LCD] = "LCD",
[OMAP_DSS_CHANNEL_DIGIT] = "TV",
[OMAP_DSS_CHANNEL_LCD2] = "LCD2",
+ [OMAP_DSS_CHANNEL_LCD3] = "LCD3",
};
const char *ovl_names[] = {
[OMAP_DSS_GFX] = "GFX",
@@ -3004,6 +3008,10 @@ static void dispc_dump_regs(struct seq_file *s)
DUMPREG(DISPC_CONTROL2);
DUMPREG(DISPC_CONFIG2);
}
+ if (dss_has_feature(FEAT_MGR_LCD3)) {
+ DUMPREG(DISPC_CONTROL3);
+ DUMPREG(DISPC_CONFIG3);
+ }
#undef DUMPREG
@@ -3386,6 +3394,8 @@ static void print_irq_status(u32 status)
PIS(SYNC_LOST_DIGIT);
if (dss_has_feature(FEAT_MGR_LCD2))
PIS(SYNC_LOST2);
+ if (dss_has_feature(FEAT_MGR_LCD3))
+ PIS(SYNC_LOST3);
#undef PIS
printk("\n");