public inbox for intel-gfx@lists.freedesktop.org
 help / color / mirror / Atom feed
From: Jani Nikula <jani.nikula@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: jani.nikula@intel.com
Subject: [PATCH] drm/i915: tell the user KMS is required for gen6+
Date: Thu, 10 Oct 2013 15:25:37 +0300	[thread overview]
Message-ID: <1381407937-4470-1-git-send-email-jani.nikula@intel.com> (raw)

Educate the users why i915 won't load on gen6+ and nomodeset.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=61671
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/i915/i915_dma.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 0c86c48..9a54241 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1477,8 +1477,11 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	info = (struct intel_device_info *) flags;
 
 	/* Refuse to load on gen6+ without kms enabled. */
-	if (info->gen >= 6 && !drm_core_check_feature(dev, DRIVER_MODESET))
+	if (info->gen >= 6 && !drm_core_check_feature(dev, DRIVER_MODESET)) {
+		DRM_INFO("Your hardware requires kernel modesetting (KMS)\n");
+		DRM_INFO("See CONFIG_DRM_I915_KMS, nomodeset, and i915.modeset parameters\n");
 		return -ENODEV;
+	}
 
 	dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
 	if (dev_priv == NULL)
-- 
1.7.10.4

             reply	other threads:[~2013-10-10 12:28 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-10 12:25 Jani Nikula [this message]
2013-10-10 14:28 ` [PATCH] drm/i915: tell the user KMS is required for gen6+ Ville Syrjälä
2013-10-10 17:08   ` Daniel Vetter

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1381407937-4470-1-git-send-email-jani.nikula@intel.com \
    --to=jani.nikula@intel.com \
    --cc=intel-gfx@lists.freedesktop.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox