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| author | Len Brown <len.brown@intel.com> | 2011-01-13 00:06:06 +0100 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2011-01-13 00:06:06 +0100 |
| commit | 56dbed129df3fdd4caf9018b6e7599ee258a5420 (patch) | |
| tree | b902491aef3a99efe0d9d49edd0f6e414dba654f /drivers/video/s1d13xxxfb.c | |
| parent | intel_idle: open broadcast clock event (diff) | |
| parent | Merge branch 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/air... (diff) | |
| download | linux-56dbed129df3fdd4caf9018b6e7599ee258a5420.tar.xz linux-56dbed129df3fdd4caf9018b6e7599ee258a5420.zip | |
Merge branch 'linus' into idle-test
Diffstat (limited to 'drivers/video/s1d13xxxfb.c')
| -rw-r--r-- | drivers/video/s1d13xxxfb.c | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/drivers/video/s1d13xxxfb.c b/drivers/video/s1d13xxxfb.c index a6247fc081ab..28b1c6c3d8ac 100644 --- a/drivers/video/s1d13xxxfb.c +++ b/drivers/video/s1d13xxxfb.c @@ -410,28 +410,6 @@ s1d13xxxfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) ************************************************************/ /** - * bltbit_wait_bitset - waits for change in register value - * @info : framebuffer structure - * @bit : value expected in register - * @timeout : ... - * - * waits until value changes INTO bit - */ -static u8 -bltbit_wait_bitset(struct fb_info *info, u8 bit, int timeout) -{ - while (!(s1d13xxxfb_readreg(info->par, S1DREG_BBLT_CTL0) & bit)) { - udelay(10); - if (!--timeout) { - dbg_blit("wait_bitset timeout\n"); - break; - } - } - - return timeout; -} - -/** * bltbit_wait_bitclear - waits for change in register value * @info : frambuffer structure * @bit : value currently in register @@ -454,34 +432,6 @@ bltbit_wait_bitclear(struct fb_info *info, u8 bit, int timeout) return timeout; } -/** - * bltbit_fifo_status - checks the current status of the fifo - * @info : framebuffer structure - * - * returns number of free words in buffer - */ -static u8 -bltbit_fifo_status(struct fb_info *info) -{ - u8 status; - - status = s1d13xxxfb_readreg(info->par, S1DREG_BBLT_CTL0); - - /* its empty so room for 16 words */ - if (status & BBLT_FIFO_EMPTY) - return 16; - - /* its full so we dont want to add */ - if (status & BBLT_FIFO_FULL) - return 0; - - /* its atleast half full but we can add one atleast */ - if (status & BBLT_FIFO_NOT_FULL) - return 1; - - return 0; -} - /* * s1d13xxxfb_bitblt_copyarea - accelerated copyarea function * @info : framebuffer structure |