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Rev 4104 Rev 4280
Line 41... Line 41...
41 
#include
41 
#include
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#include "intel_drv.h"
 42 
#include "intel_drv.h"
43 
#include
43 
#include
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#include "i915_drv.h"
 44 
#include "i915_drv.h"
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45 
 
 - 
 
46 
static struct drm_i915_gem_object *fb_obj;
 - 
 
47 
 
 45 
 
48 
struct drm_i915_gem_object *get_fb_obj()
 - 
 
49 
{
 - 
 
50 
    return fb_obj;
 - 
 
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51 
};
 46 
struct drm_i915_gem_object *fb_obj;
52 
 
 47 
 
53 
struct fb_info *framebuffer_alloc(size_t size, struct device *dev)
 48 
struct fb_info *framebuffer_alloc(size_t size, struct device *dev)
54 
{
 49 
{
Line 103... Line 98...
103 
	struct drm_mode_fb_cmd2 mode_cmd = {};
 98 
	struct drm_mode_fb_cmd2 mode_cmd = {};
104 
	struct drm_i915_gem_object *obj;
 99 
	struct drm_i915_gem_object *obj;
105 
	struct device *device = &dev->pdev->dev;
 100 
	struct device *device = &dev->pdev->dev;
106 
	int size, ret;
 101 
	int size, ret;
Line -... Line 102...
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 102 
 
- 
 
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    ENTER();
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 104 
 
108 
	/* we don't do packed 24bpp */
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	/* we don't do packed 24bpp */
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	if (sizes->surface_bpp == 24)
 106 
	if (sizes->surface_bpp == 24)
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		sizes->surface_bpp = 32;
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		sizes->surface_bpp = 32;
111 
 
 108 
 
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	mode_cmd.width = sizes->surface_width;
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	mode_cmd.width = sizes->surface_width;
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	mode_cmd.height = sizes->surface_height;
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	mode_cmd.height = sizes->surface_height;
114 
 
 111 
 
115 
	mode_cmd.pitches[0] = ALIGN(mode_cmd.width * ((sizes->surface_bpp + 7) /
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	mode_cmd.pitches[0] = ALIGN(mode_cmd.width * ((sizes->surface_bpp + 7) /
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						      8), 64);
 113 
                              8), 512);
117 
	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
 114 
	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
118 
							  sizes->surface_depth);
 115 
							  sizes->surface_depth);
119 
 
 116 
 
120 
	size = mode_cmd.pitches[0] * mode_cmd.height;
 117 
	size = mode_cmd.pitches[0] * mode_cmd.height;
121 
	size = ALIGN(size, PAGE_SIZE);
 118 
	size = ALIGN(size, PAGE_SIZE);
122 
	obj = i915_gem_alloc_object(dev, size);
 119 
	obj = fb_obj;
123 
	if (!obj) {
 120 
	if (!obj) {
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124 
		DRM_ERROR("failed to allocate framebuffer\n");
 121 
		DRM_ERROR("failed to allocate framebuffer\n");
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125 
		ret = -ENOMEM;
 - 
 
126 
		goto out;
 122 
		ret = -ENOMEM;
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127 
	}
 123 
		goto out;
128 
 
 124 
	}
129 
	mutex_lock(&dev->struct_mutex);
 125 
 
130 
 
 126 
    obj->stride = mode_cmd.pitches[0];
131 
#if 0
 127 
 
132 
// skip this part and use existing framebiffer
 128 
	mutex_lock(&dev->struct_mutex);
133 
 
 - 
 
134 
	/* Flush everything out, we'll be doing GTT only from now on */
 - 
 
135 
	ret = intel_pin_and_fence_fb_obj(dev, obj, false);
 - 
 
136 
	if (ret) {
 - 
 
137 
		DRM_ERROR("failed to pin fb: %d\n", ret);
 - 
 
138 
		goto out_unref;
 - 
 
139 
	}
 - 
 
140 
#endif
 - 
 
141 
 
 - 
 
142 
/***********************************************************************/
 - 
 
143 
    {
 - 
 
144 
#define LFB_SIZE 0xC00000
 - 
 
145 
 
 - 
 
146 
        static struct drm_mm_node lfb_vm_node;
 - 
 
147 
 
 - 
 
148 
        lfb_vm_node.size = LFB_SIZE;
 - 
 
149 
        lfb_vm_node.start = 0;
 - 
 
150 
        lfb_vm_node.mm = NULL;
 - 
 
151 
 
 - 
 
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152 
        obj->pin_count = 2;
 129 
 
153 
        obj->cache_level = I915_CACHE_NONE;
 130 
	/* Flush everything out, we'll be doing GTT only from now on */
154 
	    obj->base.write_domain = 0;
 131 
	ret = intel_pin_and_fence_fb_obj(dev, obj, NULL);
155 
	    obj->base.read_domains = I915_GEM_DOMAIN_GTT;
 132 
	if (ret) {
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192 
	info->fix.smem_len = size;
 169 
	info->fix.smem_len = size;
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193 
 
 170 
 
194 
	info->screen_base = (void*) 0xFE000000;
 171 
	info->screen_base = (void*) 0xFE000000;
Line -... Line 172...
- 
 
 172 
	info->screen_size = size;
- 
 
 173 
 
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195 
	info->screen_size = size;
 174 
	/* This driver doesn't need a VT switch to restore the mode on resume */
196 
 
 175 
	info->skip_vt_switch = true;
Line 197... Line 176...
197 
 
 176 
 
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204 
		      fb->width, fb->height,
 183 
		      fb->width, fb->height,
205 
		      i915_gem_obj_ggtt_offset(obj), obj);
 184 
		      i915_gem_obj_ggtt_offset(obj), obj);
Line 206... Line 185...
206 
 
 185 
 
207 
 
 - 
 
208 
	mutex_unlock(&dev->struct_mutex);
 - 
 
209 
 
 - 
 
210 
    fb_obj = obj;
 186 
 
Line 211... Line 187...
211 
 
 187 
	mutex_unlock(&dev->struct_mutex);
212 
	return 0;
 188 
	return 0;
213 
 
 189