[PATCH] i915: fix build failure in fast_user_write()

[Alexander Beregalov <a.beregalov@gmail.com>]

drivers/gpu/drm/i915/i915_gem.c: In function 'fast_user_write':
drivers/gpu/drm/i915/i915_gem.c:196: error: 'o' undeclared (first use in this function)
drivers/gpu/drm/i915/i915_gem.c:196: error: (Each undeclared identifier is reported only once
drivers/gpu/drm/i915/i915_gem.c:196: error: for each function it appears in.)

Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
---

 drivers/gpu/drm/i915/i915_gem.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 49c5a17..16afdb5 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -182,7 +182,8 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data,
  * happens to let us map card memory without taking IPIs.  When the vmap
  * rework lands we should be able to dump this hack.
  */
-static inline int fast_user_write(unsigned long pfn, char __user *user_data, int l)
+static inline int fast_user_write(unsigned long pfn, char __user *user_data,
+				  int i, int o, int l)
 {
 #ifdef CONFIG_HIGHMEM
 	unsigned long unwritten;
@@ -251,7 +252,7 @@ i915_gem_gtt_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
 
 		pfn = (dev->agp->base >> PAGE_SHIFT) + i;
 
-		if (!fast_user_write(pfn, user_data, l)) {
+		if (!fast_user_write(pfn, user_data, i, o, l)) {
 			unsigned long unwritten;
 			char __iomem *vaddr;