drm/i915: Rename global i915 to i915_modparams

Our global struct with params is named exactly the same way
as new preferred name for the drm_i915_private function parameter.
To avoid such name reuse lets use different name for the global.

v5: pure rename
v6: fix

Credits-to: Coccinelle

@@
identifier n;
@@
(
-	i915.n
+	i915_modparams.n
)

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Ville Syrjala <ville.syrjala@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Acked-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170919193846.38060-1-michal.wajdeczko@intel.com
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index a77dd80..9540702 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -712,7 +712,7 @@ intel_crt_detect(struct drm_connector *connector,
 	 * broken monitor (without edid) to work behind a broken kvm (that fails
 	 * to have the right resistors for HP detection) needs to fix this up.
 	 * For now just bail out. */
-	if (I915_HAS_HOTPLUG(dev_priv) && !i915.load_detect_test) {
+	if (I915_HAS_HOTPLUG(dev_priv) && !i915_modparams.load_detect_test) {
 		status = connector_status_disconnected;
 		goto out;
 	}
@@ -730,7 +730,7 @@ intel_crt_detect(struct drm_connector *connector,
 		else if (INTEL_GEN(dev_priv) < 4)
 			status = intel_crt_load_detect(crt,
 				to_intel_crtc(connector->state->crtc)->pipe);
-		else if (i915.load_detect_test)
+		else if (i915_modparams.load_detect_test)
 			status = connector_status_disconnected;
 		else
 			status = connector_status_unknown;