summaryrefslogtreecommitdiff
path: root/drivers/video/savage/savagefb-i2c.c
diff options
context:
space:
mode:
authorLen Brown <len.brown@intel.com>2006-01-27 17:18:29 -0500
committerLen Brown <len.brown@intel.com>2006-01-27 17:18:29 -0500
commit292dd876ee765c478b27c93cc51e93a558ed58bf (patch)
tree5b740e93253295baee2a9c414a6c66d03d44a9ef /drivers/video/savage/savagefb-i2c.c
parentd4ec6c7cc9a15a7a529719bc3b84f46812f9842e (diff)
parent9fdb62af92c741addbea15545f214a6e89460865 (diff)
Pull release into acpica branch
Diffstat (limited to 'drivers/video/savage/savagefb-i2c.c')
-rw-r--r--drivers/video/savage/savagefb-i2c.c44
1 files changed, 17 insertions, 27 deletions
diff --git a/drivers/video/savage/savagefb-i2c.c b/drivers/video/savage/savagefb-i2c.c
index 3c98457783c4..00719a91479f 100644
--- a/drivers/video/savage/savagefb-i2c.c
+++ b/drivers/video/savage/savagefb-i2c.c
@@ -49,7 +49,7 @@
static void savage4_gpio_setscl(void *data, int val)
{
- struct savagefb_i2c_chan *chan = (struct savagefb_i2c_chan *)data;
+ struct savagefb_i2c_chan *chan = data;
unsigned int r;
r = readl(chan->ioaddr + chan->reg);
@@ -63,7 +63,7 @@ static void savage4_gpio_setscl(void *data, int val)
static void savage4_gpio_setsda(void *data, int val)
{
- struct savagefb_i2c_chan *chan = (struct savagefb_i2c_chan *)data;
+ struct savagefb_i2c_chan *chan = data;
unsigned int r;
r = readl(chan->ioaddr + chan->reg);
@@ -77,21 +77,21 @@ static void savage4_gpio_setsda(void *data, int val)
static int savage4_gpio_getscl(void *data)
{
- struct savagefb_i2c_chan *chan = (struct savagefb_i2c_chan *)data;
+ struct savagefb_i2c_chan *chan = data;
return (0 != (readl(chan->ioaddr + chan->reg) & SAVAGE4_I2C_SCL_IN));
}
static int savage4_gpio_getsda(void *data)
{
- struct savagefb_i2c_chan *chan = (struct savagefb_i2c_chan *)data;
+ struct savagefb_i2c_chan *chan = data;
return (0 != (readl(chan->ioaddr + chan->reg) & SAVAGE4_I2C_SDA_IN));
}
static void prosavage_gpio_setscl(void* data, int val)
{
- struct savagefb_i2c_chan *chan = (struct savagefb_i2c_chan *)data;
+ struct savagefb_i2c_chan *chan = data;
u32 r;
SET_CR_IX(chan->ioaddr, chan->reg);
@@ -107,7 +107,7 @@ static void prosavage_gpio_setscl(void* data, int val)
static void prosavage_gpio_setsda(void* data, int val)
{
- struct savagefb_i2c_chan *chan = (struct savagefb_i2c_chan *)data;
+ struct savagefb_i2c_chan *chan = data;
unsigned int r;
SET_CR_IX(chan->ioaddr, chan->reg);
@@ -123,7 +123,7 @@ static void prosavage_gpio_setsda(void* data, int val)
static int prosavage_gpio_getscl(void* data)
{
- struct savagefb_i2c_chan *chan = (struct savagefb_i2c_chan *)data;
+ struct savagefb_i2c_chan *chan = data;
SET_CR_IX(chan->ioaddr, chan->reg);
return (0 != (GET_CR_DATA(chan->ioaddr) & PROSAVAGE_I2C_SCL_IN));
@@ -131,7 +131,7 @@ static int prosavage_gpio_getscl(void* data)
static int prosavage_gpio_getsda(void* data)
{
- struct savagefb_i2c_chan *chan = (struct savagefb_i2c_chan *)data;
+ struct savagefb_i2c_chan *chan = data;
SET_CR_IX(chan->ioaddr, chan->reg);
return (0 != (GET_CR_DATA(chan->ioaddr) & PROSAVAGE_I2C_SDA_IN));
@@ -140,10 +140,9 @@ static int prosavage_gpio_getsda(void* data)
static int savage_setup_i2c_bus(struct savagefb_i2c_chan *chan,
const char *name)
{
- int (*add_bus)(struct i2c_adapter *) = symbol_get(i2c_bit_add_bus);
int rc = 0;
- if (add_bus && chan->par) {
+ if (chan->par) {
strcpy(chan->adapter.name, name);
chan->adapter.owner = THIS_MODULE;
chan->adapter.id = I2C_HW_B_SAVAGE;
@@ -161,7 +160,7 @@ static int savage_setup_i2c_bus(struct savagefb_i2c_chan *chan,
chan->algo.setscl(chan, 1);
udelay(20);
- rc = add_bus(&chan->adapter);
+ rc = i2c_bit_add_bus(&chan->adapter);
if (rc == 0)
dev_dbg(&chan->par->pcidev->dev,
@@ -169,8 +168,6 @@ static int savage_setup_i2c_bus(struct savagefb_i2c_chan *chan,
else
dev_warn(&chan->par->pcidev->dev,
"Failed to register I2C bus %s.\n", name);
-
- symbol_put(i2c_bit_add_bus);
} else
chan->par = NULL;
@@ -179,7 +176,7 @@ static int savage_setup_i2c_bus(struct savagefb_i2c_chan *chan,
void savagefb_create_i2c_busses(struct fb_info *info)
{
- struct savagefb_par *par = (struct savagefb_par *)info->par;
+ struct savagefb_par *par = info->par;
par->chan.par = par;
switch(info->fix.accel) {
@@ -193,6 +190,7 @@ void savagefb_create_i2c_busses(struct fb_info *info)
par->chan.algo.getscl = prosavage_gpio_getscl;
break;
case FB_ACCEL_SAVAGE4:
+ case FB_ACCEL_SAVAGE2000:
par->chan.reg = 0xff20;
par->chan.ioaddr = par->mmio.vbase;
par->chan.algo.setsda = savage4_gpio_setsda;
@@ -209,14 +207,10 @@ void savagefb_create_i2c_busses(struct fb_info *info)
void savagefb_delete_i2c_busses(struct fb_info *info)
{
- struct savagefb_par *par = (struct savagefb_par *)info->par;
- int (*del_bus)(struct i2c_adapter *) =
- symbol_get(i2c_bit_del_bus);
+ struct savagefb_par *par = info->par;
- if (del_bus && par->chan.par) {
- del_bus(&par->chan.adapter);
- symbol_put(i2c_bit_del_bus);
- }
+ if (par->chan.par)
+ i2c_bit_del_bus(&par->chan.adapter);
par->chan.par = NULL;
}
@@ -224,8 +218,6 @@ void savagefb_delete_i2c_busses(struct fb_info *info)
static u8 *savage_do_probe_i2c_edid(struct savagefb_i2c_chan *chan)
{
u8 start = 0x0;
- int (*transfer)(struct i2c_adapter *, struct i2c_msg *, int) =
- symbol_get(i2c_transfer);
struct i2c_msg msgs[] = {
{
.addr = SAVAGE_DDC,
@@ -239,21 +231,19 @@ static u8 *savage_do_probe_i2c_edid(struct savagefb_i2c_chan *chan)
};
u8 *buf = NULL;
- if (transfer && chan->par) {
+ if (chan->par) {
buf = kmalloc(EDID_LENGTH, GFP_KERNEL);
if (buf) {
msgs[1].buf = buf;
- if (transfer(&chan->adapter, msgs, 2) != 2) {
+ if (i2c_transfer(&chan->adapter, msgs, 2) != 2) {
dev_dbg(&chan->par->pcidev->dev,
"Unable to read EDID block.\n");
kfree(buf);
buf = NULL;
}
}
-
- symbol_put(i2c_transfer);
}
return buf;