drm/i915: drop unused i915.disable_vtd_wa module parameter

This is a manual revert of

commit 7a10dfa638be26669f0987b6a21a65e6b39356b2
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Tue Apr 1 09:33:47 2014 +0200

    drm/i915: Add debug module option for VTd validation

as no users have appeared.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1455621493-6865-2-git-send-email-jani.nikula@intel.com

diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
index fd2e2fb..278c9c4 100644 (file)
--- a/drivers/gpu/drm/i915/i915_params.c
+++ b/drivers/gpu/drm/i915/i915_params.c
@@ -49,7 +49,6 @@ struct i915_params i915 __read_mostly = {
        .invert_brightness = 0,
        .disable_display = 0,
        .enable_cmd_parser = 1,
-       .disable_vtd_wa = 0,
        .use_mmio_flip = 0,
        .mmio_debug = 0,
        .verbose_state_checks = 1,
@@ -168,9 +167,6 @@ MODULE_PARM_DESC(invert_brightness,
 module_param_named(disable_display, i915.disable_display, bool, 0400);
 MODULE_PARM_DESC(disable_display, "Disable display (default: false)");
 
-module_param_named_unsafe(disable_vtd_wa, i915.disable_vtd_wa, bool, 0600);
-MODULE_PARM_DESC(disable_vtd_wa, "Disable all VT-d workarounds (default: false)");
-
 module_param_named_unsafe(enable_cmd_parser, i915.enable_cmd_parser, int, 0600);
 MODULE_PARM_DESC(enable_cmd_parser,
                 "Enable command parsing (1=enabled [default], 0=disabled)");

diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h
index 5299290..bd5026b 100644 (file)
--- a/drivers/gpu/drm/i915/i915_params.h
+++ b/drivers/gpu/drm/i915/i915_params.h
@@ -56,7 +56,6 @@ struct i915_params {
        bool load_detect_test;
        bool reset;
        bool disable_display;
-       bool disable_vtd_wa;
        bool enable_guc_submission;
        bool verbose_state_checks;
        bool nuclear_pageflip;