[patch 6/8] ps3av: add quirk database for broken monitors

From
Geert Uytterhoeven <hidden>
Date
2007-09-26 16:33:14
Also in
linuxppc-dev
Reply to
Geert Uytterhoeven, 2007-09-26
ps3av: add a quirk database for broken monitors where the `best' advertised
video mode doesn't work

Signed-off-by: Geert Uytterhoeven <redacted>
---
 drivers/ps3/ps3av.c |   41 +++++++++++++++++++++++++++++++++++++++++
 1 files changed, 41 insertions(+)
--- a/drivers/ps3/ps3av.c
+++ b/drivers/ps3/ps3av.c
@@ -721,6 +721,45 @@ static void ps3av_monitor_info_dump(cons
 	}
 }
 
+static const struct ps3av_monitor_quirk {
+	const char *monitor_name;
+	u32 clear_60, clear_50, clear_vesa;
+} ps3av_monitor_quirks[] = {
+	{
+		.monitor_name	= "DELL 2007WFP",
+		.clear_60	= PS3AV_RESBIT_1920x1080I
+	}, {
+		.monitor_name	= "L226WTQ",
+		.clear_60	= PS3AV_RESBIT_1920x1080I |
+				  PS3AV_RESBIT_1920x1080P
+	}, {
+		.monitor_name	= "SyncMaster",
+		.clear_60	= PS3AV_RESBIT_1920x1080I
+	}
+};
+
+static void ps3av_fixup_monitor_info(struct ps3av_info_monitor *info)
+{
+	unsigned int i;
+	const struct ps3av_monitor_quirk *quirk;
+
+	for (i = 0; i < ARRAY_SIZE(ps3av_monitor_quirks); i++) {
+		quirk = &ps3av_monitor_quirks[i];
+		if (!strncmp(info->monitor_name, quirk->monitor_name,
+			     sizeof(info->monitor_name))) {
+			pr_info("%s: Applying quirk for %s\n", __func__,
+				quirk->monitor_name);
+			info->res_60.res_bits &= ~quirk->clear_60;
+			info->res_60.native &= ~quirk->clear_60;
+			info->res_50.res_bits &= ~quirk->clear_50;
+			info->res_50.native &= ~quirk->clear_50;
+			info->res_vesa.res_bits &= ~quirk->clear_vesa;
+			info->res_vesa.native &= ~quirk->clear_vesa;
+			break;
+		}
+	}
+}
+
 static int ps3av_auto_videomode(struct ps3av_pkt_av_get_hw_conf *av_hw_conf,
 				int boot)
 {
@@ -739,6 +778,8 @@ static int ps3av_auto_videomode(struct p
 		ps3av_monitor_info_dump(&monitor_info);
 
 		info = &monitor_info.info;
+		ps3av_fixup_monitor_info(info);
+
 		switch (info->monitor_type) {
 		case PS3AV_MONITOR_TYPE_DVI:
 			dvi = PS3AV_MODE_DVI;
-- 
With kind regards,
 
Geert Uytterhoeven
Software Architect

Sony Network and Software Technology Center Europe
The Corporate Village ������������������ Da Vincilaan 7-D1 ������������������ B-1935 Zaventem ������������������ Belgium
 
Phone:    +32 (0)2 700 8453	
Fax:      +32 (0)2 700 8622	
E-mail:   Geert.Uytterhoeven@sonycom.com	
Internet: http://www.sony-europe.com/
 	
Sony Network and Software Technology Center Europe	
A division of Sony Service Centre (Europe) N.V.	
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Thread (16 messages) 16 messages, 3 authors, last reply 2007-09-29
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