sh_mobile_lcdc: Add an lcdc channel pointer to sh_mobile_lcdc_entity
The field will be used by the transmitter drivers to access
sh_mobile_lcdc_chan fields such as fb_info.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 9e44988..1ecc71e 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -1495,8 +1495,10 @@
if (!info || !info->device)
continue;
- if (ch->tx_dev)
+ if (ch->tx_dev) {
+ ch->tx_dev->lcdc = NULL;
module_put(ch->cfg.tx_dev->dev.driver->owner);
+ }
if (ch->sglist)
vfree(ch->sglist);
@@ -1605,6 +1607,7 @@
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
diff --git a/drivers/video/sh_mobile_lcdcfb.h b/drivers/video/sh_mobile_lcdcfb.h
index 9601b92..36cd564 100644
--- a/drivers/video/sh_mobile_lcdcfb.h
+++ b/drivers/video/sh_mobile_lcdcfb.h
@@ -19,6 +19,7 @@
struct module;
struct sh_mobile_lcdc_entity;
struct sh_mobile_lcdc_priv;
+struct sh_mobile_lcdc_chan;
struct sh_mobile_lcdc_entity_ops {
/* Display */
@@ -30,6 +31,7 @@
struct sh_mobile_lcdc_entity {
struct module *owner;
const struct sh_mobile_lcdc_entity_ops *ops;
+ struct sh_mobile_lcdc_chan *lcdc;
};
/*
