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drm/i915: Use the mappable sizes determined by GTT for consistency.

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There should be no difference, but we can eliminate redundant code.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2010-12-22 14:07:12 +00:00
parent a6044e23b7
commit 35c3047ad1
2 changed files with 10 additions and 17 deletions
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7
drivers/gpu/drm/i915/intel_display.c
View File

@ -6694,12 +6694,7 @@ void intel_modeset_init(struct drm_device *dev)
dev->mode_config.max_width = 8192;
dev->mode_config.max_height = 8192;
}
/* set memory base */
if (IS_GEN2(dev))
dev->mode_config.fb_base = pci_resource_start(dev->pdev, 0);
else
dev->mode_config.fb_base = pci_resource_start(dev->pdev, 2);
dev->mode_config.fb_base = dev->agp->base;
if (IS_MOBILE(dev) || !IS_GEN2(dev))
dev_priv->num_pipe = 2;

20
drivers/gpu/drm/i915/intel_fb.c
View File

@ -62,6 +62,7 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
struct drm_fb_helper_surface_size *sizes)
{
struct drm_device *dev = ifbdev->helper.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct fb_info *info;
struct drm_framebuffer *fb;
struct drm_mode_fb_cmd mode_cmd;
@ -77,7 +78,7 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
mode_cmd.height = sizes->surface_height;
mode_cmd.bpp = sizes->surface_bpp;
mode_cmd.pitch = ALIGN(mode_cmd.width * ((mode_cmd.bpp + 1) / 8), 64);
mode_cmd.pitch = ALIGN(mode_cmd.width * ((mode_cmd.bpp + 7) / 8), 64);
mode_cmd.depth = sizes->surface_depth;
size = mode_cmd.pitch * mode_cmd.height;
@ -120,6 +121,11 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
info->flags = FBINFO_DEFAULT | FBINFO_CAN_FORCE_OUTPUT;
info->fbops = &intelfb_ops;
ret = fb_alloc_cmap(&info->cmap, 256, 0);
if (ret) {
ret = -ENOMEM;
goto out_unpin;
}
/* setup aperture base/size for vesafb takeover */
info->apertures = alloc_apertures(1);
if (!info->apertures) {
@ -127,10 +133,8 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
goto out_unpin;
}
info->apertures->ranges[0].base = dev->mode_config.fb_base;
if (!IS_GEN2(dev))
info->apertures->ranges[0].size = pci_resource_len(dev->pdev, 2);
else
info->apertures->ranges[0].size = pci_resource_len(dev->pdev, 0);
info->apertures->ranges[0].size =
dev_priv->mm.gtt->gtt_mappable_entries << PAGE_SHIFT;
info->fix.smem_start = dev->mode_config.fb_base + obj->gtt_offset;
info->fix.smem_len = size;
@ -140,12 +144,6 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
ret = -ENOSPC;
goto out_unpin;
}
ret = fb_alloc_cmap(&info->cmap, 256, 0);
if (ret) {
ret = -ENOMEM;
goto out_unpin;
}
info->screen_size = size;
// memset(info->screen_base, 0, size);