ps3av: add quirk database for broken monitors
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>
diff --git a/drivers/ps3/ps3av.c b/drivers/ps3/ps3av.c
index fbf8dcd..cae4af9 100644
--- a/drivers/ps3/ps3av.c
+++ b/drivers/ps3/ps3av.c
@@ -721,6 +721,45 @@
}
}
+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 @@
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;