From patchwork Wed Jul 6 22:14:53 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Widawsky X-Patchwork-Id: 951402 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by demeter2.kernel.org (8.14.4/8.14.4) with ESMTP id p66MFPJD024882 for ; Wed, 6 Jul 2011 22:15:45 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 319CC9E74F for ; Wed, 6 Jul 2011 15:15:25 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from cloud01.chad-versace.us (184-106-247-128.static.cloud-ips.com [184.106.247.128]) by gabe.freedesktop.org (Postfix) with ESMTP id 8365D9E74F for ; Wed, 6 Jul 2011 15:14:37 -0700 (PDT) Received: from localhost.localdomain (c-24-21-202-86.hsd1.or.comcast.net [24.21.202.86]) by cloud01.chad-versace.us (Postfix) with ESMTPSA id 9B6EF1D411D; Wed, 6 Jul 2011 22:16:55 +0000 (UTC) From: Ben Widawsky To: intel-gfx@lists.freedesktop.org Date: Wed, 6 Jul 2011 15:14:53 -0700 Message-Id: <1309990493-27160-2-git-send-email-ben@bwidawsk.net> X-Mailer: git-send-email 1.7.6 In-Reply-To: <1309990493-27160-1-git-send-email-ben@bwidawsk.net> References: <1309990493-27160-1-git-send-email-ben@bwidawsk.net> Cc: Julien Cristau Subject: [Intel-gfx] [PATCH 2/2] drm/i915: provide module parameter description X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter2.kernel.org [140.211.167.43]); Wed, 06 Jul 2011 22:15:45 +0000 (UTC) Signed-off-by: Ben Widawsky --- drivers/gpu/drm/i915/i915_drv.c | 23 +++++++++++++++++++++++ 1 files changed, 23 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index f5ef954..feac0f9 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -39,39 +39,62 @@ static int i915_modeset __read_mostly = -1; module_param_named(modeset, i915_modeset, int, 0400); +MODULE_PARM_DESC(modeset, "Use kernel modesetting (KMS) " + "(0=use DRM_I915_KMS from .config, " + "1=on, " + "-1=force vga console preference (default))"); unsigned int i915_fbpercrtc __always_unused = 0; module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400); int i915_panel_ignore_lid __read_mostly = 0; module_param_named(panel_ignore_lid, i915_panel_ignore_lid, int, 0600); +MODULE_PARM_DESC(panel_ignore_lid, "Override lid status " + "(0=autodetect (default), 1=lid open, -1=lid closed)"); unsigned int i915_powersave __read_mostly = 1; module_param_named(powersave, i915_powersave, int, 0600); +MODULE_PARM_DESC(powersave, "Enable powersavings, fbc, downclocking, etc. " + "(default: true)"); unsigned int i915_semaphores __read_mostly = 0; module_param_named(semaphores, i915_semaphores, int, 0600); +MODULE_PARM_DESC(semaphores, "Use semaphores for inter-ring synchronization " + "(default: false)"); unsigned int i915_enable_rc6 __read_mostly = 1; module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600); +MODULE_PARM_DESC(i915_enable_rc6, "Enable power-saving render C-state 6 " + "(default: true)"); unsigned int i915_enable_fbc __read_mostly = 0; module_param_named(i915_enable_fbc, i915_enable_fbc, int, 0600); +MODULE_PARM_DESC(i915_enable_fbc, "Enable frame buffer compression for power savings " + "(default: false)"); unsigned int i915_lvds_downclock __read_mostly = 0; module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400); +MODULE_PARM_DESC(lvds_downclock, "Use panel (LVDS/eDP) downclocking for " + "power savings (default: false)"); unsigned int i915_panel_use_ssc __read_mostly = 1; module_param_named(lvds_use_ssc, i915_panel_use_ssc, int, 0600); +MODULE_PARM_DESC(lvds_use_ssc, "Use Spread Spectrum Clock with panels " + "(LVDS/eDP) (default: true)"); int i915_vbt_sdvo_panel_type __read_mostly = -1; module_param_named(vbt_sdvo_panel_type, i915_vbt_sdvo_panel_type, int, 0600); +MODULE_PARM_DESC(vbt_sdvo_panel_type, "Override selection of SDVO panel mode " + "in the VBT (default: auto)"); static bool i915_try_reset __read_mostly = true; module_param_named(reset, i915_try_reset, bool, 0600); +MODULE_PARM_DESC(reset, "Attempt GPU resets (default: true)"); bool i915_enable_hangcheck __read_mostly = true; module_param_named(enable_hangcheck, i915_enable_hangcheck, bool, 0644); +MODULE_PARM_DESC(enable_hangcheck, "Periodically check GPU activity for " + "detecting hangs (default: true)"); static struct drm_driver driver; extern int intel_agp_enabled;