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ps3av: add quirk database for broken monitors

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

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Geert Uytterhoeven 2007-10-16 01:29:42 -07:00 committed by Linus Torvalds
parent fd5621129b
commit 57f70c6067
1 changed files with 41 additions and 0 deletions
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41
drivers/ps3/ps3av.c
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@ -721,6 +721,45 @@ static void ps3av_monitor_info_dump(const struct ps3av_pkt_av_get_monitor_info *
}
}
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 ps3av_pkt_av_get_hw_conf *av_hw_conf,
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;