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From: Chris Wilson <chris@chris-wilson.co.uk>
To: jbarnes@virtuousgeek.org
Cc: intel-gfx@lists.freedesktop.org
Subject: [PATCH 05/11] drm/i915: Sanity check user framebuffer parameters on creation
Date: Wed, 11 Aug 2010 10:31:30 +0100	[thread overview]
Message-ID: <1281519096-5152-6-git-send-email-chris@chris-wilson.co.uk> (raw)
In-Reply-To: <1281519096-5152-1-git-send-email-chris@chris-wilson.co.uk>

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/intel_display.c |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 4b98fa8..c8da303 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5481,8 +5481,25 @@ int intel_framebuffer_init(struct drm_device *dev,
 			   struct drm_mode_fb_cmd *mode_cmd,
 			   struct drm_gem_object *obj)
 {
+	struct drm_i915_gem_object *obj_priv = to_intel_bo(obj);
 	int ret;
 
+	if (obj_priv->tiling_mode == I915_TILING_Y)
+		return -EINVAL;
+
+	if (mode_cmd->pitch & 63)
+		return -EINVAL;
+
+	switch (mode_cmd->bpp) {
+	case 8:
+	case 16:
+	case 24:
+	case 32:
+		break;
+	default:
+		return -EINVAL;
+	}
+
 	ret = drm_framebuffer_init(dev, &intel_fb->base, &intel_fb_funcs);
 	if (ret) {
 		DRM_ERROR("framebuffer init failed %d\n", ret);
-- 
1.7.1

  parent reply	other threads:[~2010-08-11  9:32 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-11  9:31 Remaining set of small patches for -rc1 Chris Wilson
2010-08-11  9:31 ` [PATCH 01/11] drm/i915: Avoid using msleep under kdb and wait_for() Chris Wilson
2010-08-11 15:20   ` Jesse Barnes
2010-08-11  9:31 ` [PATCH 02/11] drm/i915: Include a generation number in the device info Chris Wilson
2010-08-11 15:22   ` Jesse Barnes
2010-08-11  9:31 ` [PATCH 03/11] drm/i915: Fix offset page-flips on i965+ Chris Wilson
2010-08-11  9:31 ` [PATCH 04/11] drm/i915: Clear scanline waits after disabling the pipe Chris Wilson
2010-08-11 15:23   ` Jesse Barnes
2010-08-11 16:12     ` Chris Wilson
2010-08-11  9:31 ` Chris Wilson [this message]
2010-08-11  9:31 ` [PATCH 06/11] drm/i915: Re-use set_base_atomic to share setting of the display registers Chris Wilson
2010-08-11 15:25   ` Jesse Barnes
2010-08-11  9:31 ` [PATCH 07/11] drm/i915/sdvo: Propagate error from switching control buses Chris Wilson
2010-08-11  9:31 ` [PATCH 08/11] drm/i915: Add RING_WAIT reset to hangcheck Chris Wilson
2010-08-22  6:19   ` Eric Anholt
2010-08-22  8:50     ` [PATCH] drm/i915: Add ringbuffer wait " Chris Wilson
2010-08-11  9:31 ` [PATCH 09/11] drm/i915/crt: Flush register prior to waiting for vblank Chris Wilson
2010-08-11  9:31 ` [PATCH 10/11] drm/i915/dp: Boost timeout for enabling transcoder to 100ms Chris Wilson
2010-08-11  9:31 ` [PATCH 11/11] drm/i915: Perform initial configuration asynchronously Chris Wilson
2010-08-11  9:46 ` Remaining set of small patches for -rc1 shadi
2010-08-11 15:21   ` Alan W. Irwin

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