[PATCH] fbdev: savagefb: Driver cleanup

- remove redundant casts
- remove symbol_get/symbol_put

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

3 files changed, 35 insertions, 49 deletions

diff --git a/drivers/video/savage/savagefb-i2c.c b/drivers/video/savage/savagefb-i2c.c
index aeec437104eb..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) {
@@ -210,14 +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;
 }
@@ -225,8 +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,
@@ -240,21 +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;
diff --git a/drivers/video/savage/savagefb_accel.c b/drivers/video/savage/savagefb_accel.c
index bac8ea3a0108..bbcc055d3bb7 100644
--- a/drivers/video/savage/savagefb_accel.c
+++ b/drivers/video/savage/savagefb_accel.c
@@ -21,7 +21,7 @@ static u32 savagefb_rop[] = {
 
 int savagefb_sync(struct fb_info *info)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
 
         par->SavageWaitIdle(par);
         return 0;
@@ -29,7 +29,7 @@ int savagefb_sync(struct fb_info *info)
 
 void savagefb_copyarea(struct fb_info *info, const struct fb_copyarea *region)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         int sx = region->sx, dx = region->dx;
         int sy = region->sy, dy = region->dy;
         int cmd;
@@ -63,7 +63,7 @@ void savagefb_copyarea(struct fb_info *info, const struct fb_copyarea *region)
 
 void savagefb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         int cmd, color;
 
         if (!rect->width || !rect->height)
@@ -90,7 +90,7 @@ void savagefb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
 
 void savagefb_imageblit(struct fb_info *info, const struct fb_image *image)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         int fg, bg, size, i, width;
         int cmd;
         u32 *src = (u32 *) image->data;
diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c
index 09e2f2841901..baddd2b320bd 100644
--- a/drivers/video/savage/savagefb_driver.c
+++ b/drivers/video/savage/savagefb_driver.c
@@ -686,7 +686,7 @@ static void savage_update_var(struct fb_var_screeninfo *var, struct fb_videomode
 static int savagefb_check_var (struct fb_var_screeninfo   *var,
                                struct fb_info *info)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         int memlen, vramlen, mode_valid = 0;
 
         DBG("savagefb_check_var");
@@ -1025,7 +1025,7 @@ static int savagefb_setcolreg(unsigned        regno,
                               unsigned        transp,
                               struct fb_info *info)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
 
         if (regno >= NR_PALETTE)
                 return -EINVAL;
@@ -1328,7 +1328,7 @@ static void savagefb_set_fix(struct fb_info *info)
 #if defined(CONFIG_FB_SAVAGE_ACCEL)
 static void savagefb_set_clip(struct fb_info *info)
 {
-    struct savagefb_par *par = (struct savagefb_par *)info->par;
+    struct savagefb_par *par = info->par;
     int cmd;
 
     cmd = BCI_CMD_NOP | BCI_CMD_CLIP_NEW;
@@ -1342,7 +1342,7 @@ static void savagefb_set_clip(struct fb_info *info)
 
 static int savagefb_set_par (struct fb_info *info)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         struct fb_var_screeninfo *var = &info->var;
         int err;
 
@@ -1381,7 +1381,7 @@ static int savagefb_set_par (struct fb_info *info)
 static int savagefb_pan_display (struct fb_var_screeninfo *var,
                                  struct fb_info           *info)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         u_int y_bottom;
 
         y_bottom = var->yoffset;
@@ -1534,7 +1534,7 @@ static void savage_disable_mmio (struct savagefb_par *par)
 
 static int __devinit savage_map_mmio (struct fb_info *info)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         DBG ("savage_map_mmio");
 
         if (S3_SAVAGE3D_SERIES (par->chip))
@@ -1567,7 +1567,7 @@ static int __devinit savage_map_mmio (struct fb_info *info)
 
 static void __devinit savage_unmap_mmio (struct fb_info *info)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         DBG ("savage_unmap_mmio");
 
         savage_disable_mmio(par);
@@ -1581,7 +1581,7 @@ static void __devinit savage_unmap_mmio (struct fb_info *info)
 static int __devinit savage_map_video (struct fb_info *info,
                                        int video_len)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         int resource;
 
         DBG("savage_map_video");
@@ -1619,7 +1619,7 @@ static int __devinit savage_map_video (struct fb_info *info,
 
 static void __devinit savage_unmap_video (struct fb_info *info)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
 
         DBG("savage_unmap_video");
 
@@ -1869,7 +1869,7 @@ static int __devinit savage_init_fb_info (struct fb_info *info,
                                           struct pci_dev *dev,
                                           const struct pci_device_id *id)
 {
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct savagefb_par *par = info->par;
         int err = 0;
 
         par->pcidev  = dev;
@@ -2139,8 +2139,7 @@ static int __devinit savagefb_probe (struct pci_dev* dev,
 
 static void __devexit savagefb_remove (struct pci_dev *dev)
 {
-        struct fb_info *info =
-                (struct fb_info *)pci_get_drvdata(dev);
+        struct fb_info *info = pci_get_drvdata(dev);
 
         DBG("savagefb_remove");
 
@@ -2174,9 +2173,8 @@ static void __devexit savagefb_remove (struct pci_dev *dev)
 
 static int savagefb_suspend (struct pci_dev* dev, pm_message_t state)
 {
-        struct fb_info *info =
-                (struct fb_info *)pci_get_drvdata(dev);
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct fb_info *info = pci_get_drvdata(dev);
+        struct savagefb_par *par = info->par;
 
         DBG("savagefb_suspend");
 
@@ -2210,9 +2208,8 @@ static int savagefb_suspend (struct pci_dev* dev, pm_message_t state)
 
 static int savagefb_resume (struct pci_dev* dev)
 {
-        struct fb_info *info =
-                (struct fb_info *)pci_get_drvdata(dev);
-        struct savagefb_par *par = (struct savagefb_par *)info->par;
+        struct fb_info *info = pci_get_drvdata(dev);
+        struct savagefb_par *par = info->par;
         int cur_state = par->pm_state;
 
         DBG("savage_resume");