removed the functions which were not used anywhere.
it has been build tested also confirmed with git grep that there is
no other reference of these functions.
Signed-off-by: Sudip Mukherjee <su...@vectorindia.org>
---
drivers/staging/sm750fb/ddk750_display.c | 11 ------
drivers/staging/sm750fb/ddk750_swi2c.c | 8 ----
drivers/staging/sm750fb/sm750.c | 65 --------------------------------
3 files changed, 84 deletions(-)
diff --git a/drivers/staging/sm750fb/ddk750_display.c
b/drivers/staging/sm750fb/ddk750_display.c
index 57192e5..a282a94 100644
--- a/drivers/staging/sm750fb/ddk750_display.c
+++ b/drivers/staging/sm750fb/ddk750_display.c
@@ -201,17 +201,6 @@ static void waitNextVerticalSync(int ctrl,int delay)
}
}
-static void swPanelPowerSequence_sm750le(int disp,int delay)
-{
- unsigned int reg;
- reg = PEEK32(DISPLAY_CONTROL_750LE);
- if(disp)
- reg |= 0xf;
- else
- reg &= ~0xf;
- POKE32(DISPLAY_CONTROL_750LE,reg);
-}
-
static void swPanelPowerSequence(int disp,int delay)
{
unsigned int reg;
diff --git a/drivers/staging/sm750fb/ddk750_swi2c.c
b/drivers/staging/sm750fb/ddk750_swi2c.c
index cae6b9b..1249759 100644
--- a/drivers/staging/sm750fb/ddk750_swi2c.c
+++ b/drivers/staging/sm750fb/ddk750_swi2c.c
@@ -79,14 +79,6 @@ static unsigned long g_i2cDataGPIOMuxReg = GPIO_MUX;
static unsigned long g_i2cDataGPIODataReg = GPIO_DATA;
static unsigned long g_i2cDataGPIODataDirReg = GPIO_DATA_DIRECTION;
-static unsigned char peekIO(unsigned short port,unsigned short index)
-{
-#if defined(__i386__) || defined( __x86_64__)
- outb_p(index,port);
- return inb_p(port+1);
-#endif
-}
-
/*
* This function puts a delay between command
*/
diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c
index 8c260ee..87029b6 100644
--- a/drivers/staging/sm750fb/sm750.c
+++ b/drivers/staging/sm750fb/sm750.c
@@ -510,69 +510,6 @@ static int lynxfb_resume(struct pci_dev* pdev)
}
#endif
-static int lynxfb_ops_mmap(struct fb_info * info, struct vm_area_struct * vma)
-{
- unsigned long off;
- unsigned long start;
- u32 len;
- struct file *file;
-
- file = vma->vm_file;
-
- if (!info)
- return -ENODEV;
- if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
- return -EINVAL;
- off = vma->vm_pgoff << PAGE_SHIFT;
- printk("lynxfb mmap pgoff: %lx\n", vma->vm_pgoff);
- printk("lynxfb mmap off 1: %lx\n", off);
-
- /* frame buffer memory */
- start = info->fix.smem_start;
- len = PAGE_ALIGN((start & ~PAGE_MASK) + info->fix.smem_len);
-
- printk("lynxfb mmap start 1: %lx\n", start);
- printk("lynxfb mmap len 1: %x\n", len);
-
- if (off >= len) {
- /* memory mapped io */
- off -= len;
- printk("lynxfb mmap off 2: %lx\n", off);
- if (info->var.accel_flags) {
- printk("lynxfb mmap accel flags true");
- return -EINVAL;
- }
- start = info->fix.mmio_start;
- len = PAGE_ALIGN((start & ~PAGE_MASK) + info->fix.mmio_len);
-
- printk("lynxfb mmap start 2: %lx\n", start);
- printk("lynxfb mmap len 2: %x\n", len);
- }
- start &= PAGE_MASK;
- printk("lynxfb mmap start 3: %lx\n", start);
- printk("lynxfb mmap vm start: %lx\n", vma->vm_start);
- printk("lynxfb mmap vm end: %lx\n", vma->vm_end);
- printk("lynxfb mmap len: %x\n", len);
- printk("lynxfb mmap off: %lx\n", off);
- if ((vma->vm_end - vma->vm_start + off) > len)
- {
- return -EINVAL;
- }
- off += start;
- printk("lynxfb mmap off 3: %lx\n", off);
- vma->vm_pgoff = off >> PAGE_SHIFT;
- /* This is an IO map - tell maydump to skip this VMA */
- vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
- vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
- fb_pgprotect(file, vma, off);
- printk("lynxfb mmap off 4: %lx\n", off);
- printk("lynxfb mmap pgprot: %lx\n", (unsigned long)
pgprot_val(vma->vm_page_prot));
- if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
- vma->vm_end - vma->vm_start, vma->vm_page_prot))
- return -EAGAIN;
- return 0;
-}
-
static int lynxfb_ops_check_var(struct fb_var_screeninfo* var,struct fb_info*
info)
{
struct lynxfb_par * par;
@@ -824,8 +761,6 @@ static struct fb_ops lynxfb_ops={
.fb_set_par = lynxfb_ops_set_par,
.fb_setcolreg = lynxfb_ops_setcolreg,
.fb_blank = lynxfb_ops_blank,
- /*.fb_mmap = lynxfb_ops_mmap,*/
- /* will be hooked by hardware */
.fb_fillrect = cfb_fillrect,
.fb_imageblit = cfb_imageblit,
.fb_copyarea = cfb_copyarea,
--
1.8.1.2
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