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path: root/drivers/gpu/drm/i915/display/intel_fbdev_fb.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_fbdev_fb.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_fbdev_fb.c84
1 files changed, 42 insertions, 42 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbdev_fb.c b/drivers/gpu/drm/i915/display/intel_fbdev_fb.c
index 4991c35a2632..6f84eb6355de 100644
--- a/drivers/gpu/drm/i915/display/intel_fbdev_fb.c
+++ b/drivers/gpu/drm/i915/display/intel_fbdev_fb.c
@@ -3,73 +3,73 @@
* Copyright © 2023 Intel Corporation
*/
-#include <drm/drm_fb_helper.h>
+#include <linux/fb.h>
+
+#include <drm/drm_print.h>
#include "gem/i915_gem_lmem.h"
#include "i915_drv.h"
-#include "intel_display_types.h"
-#include "intel_fb.h"
#include "intel_fbdev_fb.h"
-struct intel_framebuffer *intel_fbdev_fb_alloc(struct drm_fb_helper *helper,
- struct drm_fb_helper_surface_size *sizes)
+u32 intel_fbdev_fb_pitch_align(u32 stride)
{
- struct drm_framebuffer *fb;
- struct drm_device *dev = helper->dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
- struct drm_mode_fb_cmd2 mode_cmd = {};
- struct drm_i915_gem_object *obj;
- int size;
-
- /* we don't do packed 24bpp */
- if (sizes->surface_bpp == 24)
- sizes->surface_bpp = 32;
-
- mode_cmd.width = sizes->surface_width;
- mode_cmd.height = sizes->surface_height;
+ return ALIGN(stride, 64);
+}
- mode_cmd.pitches[0] = ALIGN(mode_cmd.width *
- DIV_ROUND_UP(sizes->surface_bpp, 8), 64);
- mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
- sizes->surface_depth);
+bool intel_fbdev_fb_prefer_stolen(struct drm_device *drm, unsigned int size)
+{
+ struct drm_i915_private *i915 = to_i915(drm);
+
+ /* Skip stolen on MTL as Wa_22018444074 mitigation. */
+ if (IS_METEORLAKE(i915))
+ return false;
+
+ /*
+ * If the FB is too big, just don't use it since fbdev is not very
+ * important and we should probably use that space with FBC or other
+ * features.
+ */
+ return i915->dsm.usable_size >= size * 2;
+}
- size = mode_cmd.pitches[0] * mode_cmd.height;
- size = PAGE_ALIGN(size);
+struct drm_gem_object *intel_fbdev_fb_bo_create(struct drm_device *drm, int size)
+{
+ struct drm_i915_private *i915 = to_i915(drm);
+ struct drm_i915_gem_object *obj;
obj = ERR_PTR(-ENODEV);
- if (HAS_LMEM(dev_priv)) {
- obj = i915_gem_object_create_lmem(dev_priv, size,
+ if (HAS_LMEM(i915)) {
+ obj = i915_gem_object_create_lmem(i915, size,
I915_BO_ALLOC_CONTIGUOUS |
I915_BO_ALLOC_USER);
} else {
- /*
- * If the FB is too big, just don't use it since fbdev is not very
- * important and we should probably use that space with FBC or other
- * features.
- *
- * Also skip stolen on MTL as Wa_22018444074 mitigation.
- */
- if (!(IS_METEORLAKE(dev_priv)) && size * 2 < dev_priv->dsm.usable_size)
- obj = i915_gem_object_create_stolen(dev_priv, size);
+ if (intel_fbdev_fb_prefer_stolen(drm, size))
+ obj = i915_gem_object_create_stolen(i915, size);
+ else
+ drm_info(drm, "Allocating fbdev: Stolen memory not preferred.\n");
+
if (IS_ERR(obj))
- obj = i915_gem_object_create_shmem(dev_priv, size);
+ obj = i915_gem_object_create_shmem(i915, size);
}
if (IS_ERR(obj)) {
- drm_err(&dev_priv->drm, "failed to allocate framebuffer (%pe)\n", obj);
+ drm_err(drm, "failed to allocate framebuffer (%pe)\n", obj);
return ERR_PTR(-ENOMEM);
}
- fb = intel_framebuffer_create(intel_bo_to_drm_bo(obj), &mode_cmd);
- i915_gem_object_put(obj);
+ return &obj->base;
+}
- return to_intel_framebuffer(fb);
+void intel_fbdev_fb_bo_destroy(struct drm_gem_object *obj)
+{
+ drm_gem_object_put(obj);
}
-int intel_fbdev_fb_fill_info(struct drm_i915_private *i915, struct fb_info *info,
+int intel_fbdev_fb_fill_info(struct drm_device *drm, struct fb_info *info,
struct drm_gem_object *_obj, struct i915_vma *vma)
{
+ struct drm_i915_private *i915 = to_i915(drm);
struct drm_i915_gem_object *obj = to_intel_bo(_obj);
struct i915_gem_ww_ctx ww;
void __iomem *vaddr;
@@ -101,7 +101,7 @@ int intel_fbdev_fb_fill_info(struct drm_i915_private *i915, struct fb_info *info
vaddr = i915_vma_pin_iomap(vma);
if (IS_ERR(vaddr)) {
- drm_err(&i915->drm,
+ drm_err(drm,
"Failed to remap framebuffer into virtual memory (%pe)\n", vaddr);
ret = PTR_ERR(vaddr);
continue;