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path: root/drivers/video/riva/rivafb-i2c.c
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Diffstat (limited to 'drivers/video/riva/rivafb-i2c.c')
-rw-r--r--drivers/video/riva/rivafb-i2c.c31
1 files changed, 14 insertions, 17 deletions
diff --git a/drivers/video/riva/rivafb-i2c.c b/drivers/video/riva/rivafb-i2c.c
index ca9e7e81a9c..bcb209670a1 100644
--- a/drivers/video/riva/rivafb-i2c.c
+++ b/drivers/video/riva/rivafb-i2c.c
@@ -88,8 +88,9 @@ static int riva_gpio_getsda(void* data)
return val;
}
-static int riva_setup_i2c_bus(struct riva_i2c_chan *chan, const char *name,
- unsigned int i2c_class)
+static int __devinit riva_setup_i2c_bus(struct riva_i2c_chan *chan,
+ const char *name,
+ unsigned int i2c_class)
{
int rc;
@@ -126,10 +127,8 @@ static int riva_setup_i2c_bus(struct riva_i2c_chan *chan, const char *name,
return rc;
}
-void riva_create_i2c_busses(struct riva_par *par)
+void __devinit riva_create_i2c_busses(struct riva_par *par)
{
- par->bus = 3;
-
par->chan[0].par = par;
par->chan[1].par = par;
par->chan[2].par = par;
@@ -144,24 +143,22 @@ void riva_create_i2c_busses(struct riva_par *par)
void riva_delete_i2c_busses(struct riva_par *par)
{
- if (par->chan[0].par)
- i2c_del_adapter(&par->chan[0].adapter);
- par->chan[0].par = NULL;
-
- if (par->chan[1].par)
- i2c_del_adapter(&par->chan[1].adapter);
- par->chan[1].par = NULL;
+ int i;
- if (par->chan[2].par)
- i2c_del_adapter(&par->chan[2].adapter);
- par->chan[2].par = NULL;
+ for (i = 0; i < 3; i++) {
+ if (!par->chan[i].par)
+ continue;
+ i2c_del_adapter(&par->chan[i].adapter);
+ par->chan[i].par = NULL;
+ }
}
-int riva_probe_i2c_connector(struct riva_par *par, int conn, u8 **out_edid)
+int __devinit riva_probe_i2c_connector(struct riva_par *par, int conn, u8 **out_edid)
{
u8 *edid = NULL;
- edid = fb_ddc_read(&par->chan[conn-1].adapter);
+ if (par->chan[conn].par)
+ edid = fb_ddc_read(&par->chan[conn].adapter);
if (out_edid)
*out_edid = edid;