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fbdev: sh_mobile_hdmi: Implement sh_mobile_lcdc_entity interface 

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Laurent Pinchart 2011-09-11 18:27:50 +02:00
parent d2ccdc807b
commit 8511ea4ad3
1 changed files with 31 additions and 8 deletions
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39
drivers/video/sh_mobile_hdmi.c
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@ -208,6 +208,8 @@ enum hotplug_state {
};
struct sh_hdmi {
struct sh_mobile_lcdc_entity entity;
void __iomem *base;
enum hotplug_state hp_state; /* hot-plug status */
u8 preprogrammed_vic; /* use a pre-programmed VIC or
@ -225,6 +227,7 @@ struct sh_hdmi {
struct notifier_block notifier;
};
#define entity_to_sh_hdmi(e) container_of(e, struct sh_hdmi, entity)
#define notifier_to_hdmi(n) container_of(n, struct sh_hdmi, notifier)
static void hdmi_write(struct sh_hdmi *hdmi, u8 data, u8 reg)
@ -1001,13 +1004,14 @@ static irqreturn_t sh_hdmi_hotplug(int irq, void *dev_id)
}
/* locking: called with info->lock held, or before register_framebuffer() */
static void sh_hdmi_display_on(void *arg, struct fb_info *info)
static int __sh_hdmi_display_on(struct sh_mobile_lcdc_entity *entity,
struct fb_info *info)
{
/*
* info is guaranteed to be valid, when we are called, because our
* FB_EVENT_FB_UNBIND notify is also called with info->lock held
*/
struct sh_hdmi *hdmi = arg;
struct sh_hdmi *hdmi = entity_to_sh_hdmi(entity);
struct sh_mobile_lcdc_chan *ch = info->par;
dev_dbg(hdmi->dev, "%s(%p): state %x\n", __func__, hdmi, info->state);
@ -1032,18 +1036,35 @@ static void sh_hdmi_display_on(void *arg, struct fb_info *info)
default:
hdmi->var = ch->display_var;
}
return 0;
}
static void sh_hdmi_display_on(void *arg, struct fb_info *info)
{
__sh_hdmi_display_on(arg, info);
}
/* locking: called with info->lock held */
static void sh_hdmi_display_off(void *arg)
static void __sh_hdmi_display_off(struct sh_mobile_lcdc_entity *entity)
{
struct sh_hdmi *hdmi = arg;
struct sh_hdmi *hdmi = entity_to_sh_hdmi(entity);
dev_dbg(hdmi->dev, "%s(%p)\n", __func__, hdmi);
/* PS mode e->a */
hdmi_write(hdmi, 0x10, HDMI_SYSTEM_CTRL);
}
static void sh_hdmi_display_off(void *arg)
{
__sh_hdmi_display_off(arg);
}
static const struct sh_mobile_lcdc_entity_ops sh_hdmi_ops = {
.display_on = __sh_hdmi_display_on,
.display_off = __sh_hdmi_display_off,
};
static bool sh_hdmi_must_reconfigure(struct sh_hdmi *hdmi)
{
struct fb_info *info = hdmi->info;
@ -1157,7 +1178,7 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work)
*/
info->var.width = hdmi->var.width;
info->var.height = hdmi->var.height;
sh_hdmi_display_on(hdmi, info);
__sh_hdmi_display_on(&hdmi->entity, info);
} else {
/* New monitor or have to wake up */
fb_set_suspend(info, 0);
@ -1251,6 +1272,8 @@ static int __init sh_hdmi_probe(struct platform_device *pdev)
mutex_init(&hdmi->mutex);
hdmi->dev = &pdev->dev;
hdmi->entity.owner = THIS_MODULE;
hdmi->entity.ops = &sh_hdmi_ops;
hdmi->hdmi_clk = clk_get(&pdev->dev, "ick");
if (IS_ERR(hdmi->hdmi_clk)) {
@ -1290,12 +1313,12 @@ static int __init sh_hdmi_probe(struct platform_device *pdev)
goto emap;
}
platform_set_drvdata(pdev, hdmi);
platform_set_drvdata(pdev, &hdmi->entity);
/* Set up LCDC callbacks */
board_cfg = &pdata->lcd_chan->board_cfg;
board_cfg->owner = THIS_MODULE;
board_cfg->board_data = hdmi;
board_cfg->board_data = &hdmi->entity;
board_cfg->display_on = sh_hdmi_display_on;
board_cfg->display_off = sh_hdmi_display_off;
@ -1349,7 +1372,7 @@ egetclk:
static int __exit sh_hdmi_remove(struct platform_device *pdev)
{
struct sh_mobile_hdmi_info *pdata = pdev->dev.platform_data;
struct sh_hdmi *hdmi = platform_get_drvdata(pdev);
struct sh_hdmi *hdmi = entity_to_sh_hdmi(platform_get_drvdata(pdev));
struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
struct sh_mobile_lcdc_board_cfg *board_cfg = &pdata->lcd_chan->board_cfg;
int irq = platform_get_irq(pdev, 0);