diff options
| author | Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> | 2007-10-16 01:29:52 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-16 09:43:22 -0700 |
| commit | d7dd91ff236b90a8aca2d619554b07bcb82953c7 (patch) | |
| tree | 06dfb6c3b4110a17e313ebb4e855f3e857bfa937 /drivers/ps3 | |
| parent | 9a054fbac8f8441f48896b855a9e11c13e0c3dc8 (diff) | |
| download | lwn-d7dd91ff236b90a8aca2d619554b07bcb82953c7.tar.gz lwn-d7dd91ff236b90a8aca2d619554b07bcb82953c7.zip | |
ps3fb: default to 480p on DVI-D/HDMI if video=safe
Default to the 480p video mode on DVI-D and HDMI displays if `video=safe' is
passed on the kernel command line.
This is intended to be used by `kboot'-style boot loaders (i.e. first-stage
kernels) for the PS3, to provide a failsafe video mode.
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/ps3')
| -rw-r--r-- | drivers/ps3/ps3av.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/ps3/ps3av.c b/drivers/ps3/ps3av.c index 08296412da96..397f4ce849dc 100644 --- a/drivers/ps3/ps3av.c +++ b/drivers/ps3/ps3av.c @@ -23,6 +23,7 @@ #include <linux/delay.h> #include <linux/notifier.h> #include <linux/ioctl.h> +#include <linux/fb.h> #include <asm/firmware.h> #include <asm/ps3av.h> @@ -33,6 +34,8 @@ #define BUFSIZE 4096 /* vuart buf size */ #define PS3AV_BUF_SIZE 512 /* max packet size */ +static int safe_mode; + static int timeout = 5000; /* in msec ( 5 sec ) */ module_param(timeout, int, 0644); @@ -639,6 +642,9 @@ static int ps3av_hdmi_get_id(struct ps3av_info_monitor *info) { int id; + if (safe_mode) + return PS3AV_DEFAULT_HDMI_MODE_ID_REG_60; + /* check native resolution */ id = ps3av_resbit2id(info->res_50.native, info->res_60.native, info->res_vesa.native); @@ -1021,7 +1027,14 @@ static int ps3av_probe(struct ps3_system_bus_device *dev) res); ps3av_get_hw_conf(ps3av); + +#ifdef CONFIG_FB + if (fb_mode_option && !strcmp(fb_mode_option, "safe")) + safe_mode = 1; +#endif /* CONFIG_FB */ id = ps3av_auto_videomode(&ps3av->av_hw_conf); + safe_mode = 0; + mutex_lock(&ps3av->mutex); ps3av->ps3av_mode = id; mutex_unlock(&ps3av->mutex); |