Drivers: i915: Fix all space related issues.

Various issues involved with the space character were generating
warnings in the checkpatch.pl file. This patch removes most of those
warnings.

Signed-off-by: Akshay Joshi <me@akshayjoshi.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index 39ac2b6..600e67a 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -2,10 +2,10 @@
 #define _INTEL_RINGBUFFER_H_
 
 enum {
-    RCS = 0x0,
-    VCS,
-    BCS,
-    I915_NUM_RINGS,
+	RCS = 0x0,
+	VCS,
+	BCS,
+	I915_NUM_RINGS,
 };
 
 struct  intel_hw_status_page {