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yaml
---
r: 294250
b: refs/heads/master
c: 13f80ee
h: refs/heads/master
v: v3
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Laurent Pinchart committed Mar 12, 2012
1 parent 66bb970 commit f469c70
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Showing 4 changed files with 29 additions and 32 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: d30555d24e462edf439a1057114e1b0df76c89ef
refs/heads/master: 13f80eea562be6cd58b5bdefc224c87cc0d9288d
34 changes: 14 additions & 20 deletions trunk/drivers/video/sh_mobile_hdmi.c
Original file line number Diff line number Diff line change
Expand Up @@ -734,12 +734,11 @@ static int sh_hdmi_read_edid(struct sh_hdmi *hdmi, unsigned long *hdmi_rate,
unsigned long *parent_rate)
{
struct sh_mobile_lcdc_chan *ch = hdmi->entity.lcdc;
struct fb_info *info = ch ? ch->info : NULL;
const struct fb_videomode *mode, *found = NULL;
const struct fb_modelist *modelist = NULL;
unsigned int f_width = 0, f_height = 0, f_refresh = 0;
unsigned long found_rate_error = ULONG_MAX; /* silly compiler... */
bool scanning = false, preferred_bad = false;
bool use_edid_mode = false;
u8 edid[128];
char *forced;
int i;
Expand Down Expand Up @@ -864,25 +863,19 @@ static int sh_hdmi_read_edid(struct sh_hdmi *hdmi, unsigned long *hdmi_rate,

found = mode;
found_rate_error = rate_error;
use_edid_mode = true;
}

/*
* TODO 1: if no ->info is present, postpone running the config until
* after ->info first gets registered.
* TODO 1: if no default mode is present, postpone running the config
* until after the LCDC channel is initialized.
* TODO 2: consider registering the HDMI platform device from the LCDC
* driver, and passing ->info with HDMI platform data.
* driver.
*/
if (info && !found) {
modelist = info->modelist.next &&
!list_empty(&info->modelist) ?
list_entry(info->modelist.next,
struct fb_modelist, list) :
NULL;

if (modelist) {
found = &modelist->mode;
found_rate_error = sh_hdmi_rate_error(hdmi, found, hdmi_rate, parent_rate);
}
if (!found && hdmi->entity.def_mode.xres != 0) {
found = &hdmi->entity.def_mode;
found_rate_error = sh_hdmi_rate_error(hdmi, found, hdmi_rate,
parent_rate);
}

/* No cookie today */
Expand All @@ -906,10 +899,11 @@ static int sh_hdmi_read_edid(struct sh_hdmi *hdmi, unsigned long *hdmi_rate,
else
hdmi->preprogrammed_vic = 0;

dev_dbg(hdmi->dev, "Using %s %s mode %ux%u@%uHz (%luHz), clock error %luHz\n",
modelist ? "default" : "EDID", hdmi->preprogrammed_vic ? "VIC" : "external",
found->xres, found->yres, found->refresh,
PICOS2KHZ(found->pixclock) * 1000, found_rate_error);
dev_dbg(hdmi->dev, "Using %s %s mode %ux%u@%uHz (%luHz), "
"clock error %luHz\n", use_edid_mode ? "EDID" : "default",
hdmi->preprogrammed_vic ? "VIC" : "external", found->xres,
found->yres, found->refresh, PICOS2KHZ(found->pixclock) * 1000,
found_rate_error);

hdmi->mode = *found;
sh_hdmi_external_video_param(hdmi);
Expand Down
24 changes: 13 additions & 11 deletions trunk/drivers/video/sh_mobile_lcdcfb.c
Original file line number Diff line number Diff line change
Expand Up @@ -1691,17 +1691,6 @@ sh_mobile_lcdc_channel_init(struct sh_mobile_lcdc_priv *priv,
info->pseudo_palette = &ch->pseudo_palette;
info->flags = FBINFO_FLAG_DEFAULT;

if (cfg->tx_dev) {
if (!cfg->tx_dev->dev.driver ||
!try_module_get(cfg->tx_dev->dev.driver->owner)) {
dev_warn(priv->dev,
"unable to get transmitter device\n");
return -EINVAL;
}
ch->tx_dev = platform_get_drvdata(cfg->tx_dev);
ch->tx_dev->lcdc = ch;
}

/* Iterate through the modes to validate them and find the highest
* resolution.
*/
Expand Down Expand Up @@ -1742,6 +1731,19 @@ sh_mobile_lcdc_channel_init(struct sh_mobile_lcdc_priv *priv,

fb_videomode_to_modelist(mode, num_cfg, &info->modelist);

/* Initialize the transmitter device if present. */
if (cfg->tx_dev) {
if (!cfg->tx_dev->dev.driver ||
!try_module_get(cfg->tx_dev->dev.driver->owner)) {
dev_warn(priv->dev,
"unable to get transmitter device\n");
return -EINVAL;
}
ch->tx_dev = platform_get_drvdata(cfg->tx_dev);
ch->tx_dev->lcdc = ch;
ch->tx_dev->def_mode = *mode;
}

/* Initialize variable screen information using the first mode as
* default. The default Y virtual resolution is twice the panel size to
* allow for double-buffering.
Expand Down
1 change: 1 addition & 0 deletions trunk/drivers/video/sh_mobile_lcdcfb.h
Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@ struct sh_mobile_lcdc_entity {
struct module *owner;
const struct sh_mobile_lcdc_entity_ops *ops;
struct sh_mobile_lcdc_chan *lcdc;
struct fb_videomode def_mode;
};

/*
Expand Down

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