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yaml
---
r: 38050
b: refs/heads/master
c: 946c4ea
h: refs/heads/master
v: v3
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Antonino A. Daplas authored and Linus Torvalds committed Oct 3, 2006
1 parent e1c5412 commit 8105fb5
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Showing 3 changed files with 8 additions and 44 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: e80987f8db7b9c33089bb395ed54cb96d55eae04
refs/heads/master: 946c4eab86cc67dac6021b56f45495f59b3970b4
1 change: 1 addition & 0 deletions trunk/drivers/video/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -1148,6 +1148,7 @@ config FB_SAVAGE
depends on FB && PCI && EXPERIMENTAL
select I2C_ALGOBIT if FB_SAVAGE_I2C
select I2C if FB_SAVAGE_I2C
select FB_DDC if FB_SAVAGE_I2C
select FB_MODE_HELPERS
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
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49 changes: 6 additions & 43 deletions trunk/drivers/video/savage/savagefb-i2c.c
Original file line number Diff line number Diff line change
Expand Up @@ -213,52 +213,15 @@ void savagefb_delete_i2c_busses(struct fb_info *info)
par->chan.par = NULL;
}

static u8 *savage_do_probe_i2c_edid(struct savagefb_i2c_chan *chan)
{
u8 start = 0x0;
struct i2c_msg msgs[] = {
{
.addr = SAVAGE_DDC,
.len = 1,
.buf = &start,
}, {
.addr = SAVAGE_DDC,
.flags = I2C_M_RD,
.len = EDID_LENGTH,
},
};
u8 *buf = NULL;

if (chan->par) {
buf = kmalloc(EDID_LENGTH, GFP_KERNEL);

if (buf) {
msgs[1].buf = buf;

if (i2c_transfer(&chan->adapter, msgs, 2) != 2) {
dev_dbg(&chan->par->pcidev->dev,
"Unable to read EDID block.\n");
kfree(buf);
buf = NULL;
}
}
}

return buf;
}

int savagefb_probe_i2c_connector(struct fb_info *info, u8 **out_edid)
{
struct savagefb_par *par = info->par;
u8 *edid = NULL;
int i;

for (i = 0; i < 3; i++) {
/* Do the real work */
edid = savage_do_probe_i2c_edid(&par->chan);
if (edid)
break;
}
u8 *edid;

if (par->chan.par)
edid = fb_ddc_read(&par->chan.adapter);
else
edid = NULL;

if (!edid) {
/* try to get from firmware */
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