From: Jani Nikula Date: Tue, 16 Feb 2016 11:18:12 +0000 (+0200) Subject: drm/i915: drop write perm from module params which don't support changing X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=57b63d00df0ded2e3ac98a28588a87901704bad8;p=linux-beck.git drm/i915: drop write perm from module params which don't support changing We've given write permissions to dynamically change some module parameters through /sys/module/i915/parameters although they only support setting on module load. Fix the permissions. Reviewed-by: Daniel Vetter Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1455621493-6865-1-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 1b40ee67e0ed..fd2e2fbc44d5 100644 --- a/drivers/gpu/drm/i915/i915_params.c +++ b/drivers/gpu/drm/i915/i915_params.c @@ -92,7 +92,7 @@ MODULE_PARM_DESC(enable_fbc, "Enable frame buffer compression for power savings " "(default: -1 (use per-chip default))"); -module_param_named_unsafe(lvds_channel_mode, i915.lvds_channel_mode, int, 0600); +module_param_named_unsafe(lvds_channel_mode, i915.lvds_channel_mode, int, 0400); MODULE_PARM_DESC(lvds_channel_mode, "Specify LVDS channel mode " "(0=probe BIOS [default], 1=single-channel, 2=dual-channel)"); @@ -102,7 +102,7 @@ MODULE_PARM_DESC(lvds_use_ssc, "Use Spread Spectrum Clock with panels [LVDS/eDP] " "(default: auto from VBT)"); -module_param_named_unsafe(vbt_sdvo_panel_type, i915.vbt_sdvo_panel_type, int, 0600); +module_param_named_unsafe(vbt_sdvo_panel_type, i915.vbt_sdvo_panel_type, int, 0400); MODULE_PARM_DESC(vbt_sdvo_panel_type, "Override/Ignore selection of SDVO panel mode in the VBT " "(-2=ignore, -1=auto [default], index in VBT BIOS table)"); @@ -131,7 +131,7 @@ MODULE_PARM_DESC(enable_psr, "Enable PSR " "(0=disabled, 1=enabled - link mode chosen per-platform, 2=force link-standby mode, 3=force link-off mode) " "Default: -1 (use per-chip default)"); -module_param_named_unsafe(preliminary_hw_support, i915.preliminary_hw_support, int, 0600); +module_param_named_unsafe(preliminary_hw_support, i915.preliminary_hw_support, int, 0400); MODULE_PARM_DESC(preliminary_hw_support, "Enable preliminary hardware support."); @@ -165,7 +165,7 @@ MODULE_PARM_DESC(invert_brightness, "to dri-devel@lists.freedesktop.org, if your machine needs it. " "It will then be included in an upcoming module version."); -module_param_named(disable_display, i915.disable_display, bool, 0600); +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);