ps3av: add a quirk database for broken monitors where the `best' advertised
video mode doesn't work

Signed-off-by: Geert Uytterhoeven <[EMAIL PROTECTED]>
---
 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:   [EMAIL PROTECTED]     
Internet: http://www.sony-europe.com/
        
Sony Network and Software Technology Center Europe      
A division of Sony Service Centre (Europe) N.V. 
Registered office: Technologielaan 7 · B-1840 Londerzeel · Belgium    
VAT BE 0413.825.160 · RPR Brussels     
Fortis Bank Zaventem · Swift GEBABEBB08A · IBAN BE39001382358619

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