From 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Tue, 15 Dec 2015 14:52:16 -0300
Subject: Linux-libre 4.3.2-gnu

---
 drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c | 121 +++++++++++--------------
 1 file changed, 55 insertions(+), 66 deletions(-)

(limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c')

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c
index d51aa0237..008bb9849 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c
@@ -22,101 +22,90 @@
  * Authors: Ben Skeggs
  */
 #include "gf100.h"
-
-#include <core/device.h>
+#include "ram.h"
 
 extern const u8 gf100_pte_storage_type_map[256];
 
 bool
-gf100_fb_memtype_valid(struct nvkm_fb *pfb, u32 tile_flags)
+gf100_fb_memtype_valid(struct nvkm_fb *fb, u32 tile_flags)
 {
 	u8 memtype = (tile_flags & 0x0000ff00) >> 8;
 	return likely((gf100_pte_storage_type_map[memtype] != 0xff));
 }
 
-static void
-gf100_fb_intr(struct nvkm_subdev *subdev)
+void
+gf100_fb_intr(struct nvkm_fb *base)
 {
-	struct gf100_fb_priv *priv = (void *)subdev;
-	u32 intr = nv_rd32(priv, 0x000100);
-	if (intr & 0x08000000) {
-		nv_debug(priv, "PFFB intr\n");
-		intr &= ~0x08000000;
-	}
-	if (intr & 0x00002000) {
-		nv_debug(priv, "PBFB intr\n");
-		intr &= ~0x00002000;
-	}
+	struct gf100_fb *fb = gf100_fb(base);
+	struct nvkm_subdev *subdev = &fb->base.subdev;
+	struct nvkm_device *device = subdev->device;
+	u32 intr = nvkm_rd32(device, 0x000100);
+	if (intr & 0x08000000)
+		nvkm_debug(subdev, "PFFB intr\n");
+	if (intr & 0x00002000)
+		nvkm_debug(subdev, "PBFB intr\n");
 }
 
-int
-gf100_fb_init(struct nvkm_object *object)
+void
+gf100_fb_init(struct nvkm_fb *base)
 {
-	struct gf100_fb_priv *priv = (void *)object;
-	int ret;
+	struct gf100_fb *fb = gf100_fb(base);
+	struct nvkm_device *device = fb->base.subdev.device;
 
-	ret = nvkm_fb_init(&priv->base);
-	if (ret)
-		return ret;
+	if (fb->r100c10_page)
+		nvkm_wr32(device, 0x100c10, fb->r100c10 >> 8);
 
-	if (priv->r100c10_page)
-		nv_wr32(priv, 0x100c10, priv->r100c10 >> 8);
-
-	nv_mask(priv, 0x100c80, 0x00000001, 0x00000000); /* 128KiB lpg */
-	return 0;
+	nvkm_mask(device, 0x100c80, 0x00000001, 0x00000000); /* 128KiB lpg */
 }
 
-void
-gf100_fb_dtor(struct nvkm_object *object)
+void *
+gf100_fb_dtor(struct nvkm_fb *base)
 {
-	struct nvkm_device *device = nv_device(object);
-	struct gf100_fb_priv *priv = (void *)object;
+	struct gf100_fb *fb = gf100_fb(base);
+	struct nvkm_device *device = fb->base.subdev.device;
 
-	if (priv->r100c10_page) {
-		dma_unmap_page(nv_device_base(device), priv->r100c10, PAGE_SIZE,
+	if (fb->r100c10_page) {
+		dma_unmap_page(device->dev, fb->r100c10, PAGE_SIZE,
 			       DMA_BIDIRECTIONAL);
-		__free_page(priv->r100c10_page);
+		__free_page(fb->r100c10_page);
 	}
 
-	nvkm_fb_destroy(&priv->base);
+	return fb;
 }
 
 int
-gf100_fb_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-	      struct nvkm_oclass *oclass, void *data, u32 size,
-	      struct nvkm_object **pobject)
+gf100_fb_new_(const struct nvkm_fb_func *func, struct nvkm_device *device,
+	      int index, struct nvkm_fb **pfb)
 {
-	struct nvkm_device *device = nv_device(parent);
-	struct gf100_fb_priv *priv;
-	int ret;
-
-	ret = nvkm_fb_create(parent, engine, oclass, &priv);
-	*pobject = nv_object(priv);
-	if (ret)
-		return ret;
-
-	priv->r100c10_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
-	if (priv->r100c10_page) {
-		priv->r100c10 = dma_map_page(nv_device_base(device),
-					     priv->r100c10_page, 0, PAGE_SIZE,
-					     DMA_BIDIRECTIONAL);
-		if (dma_mapping_error(nv_device_base(device), priv->r100c10))
+	struct gf100_fb *fb;
+
+	if (!(fb = kzalloc(sizeof(*fb), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_fb_ctor(func, device, index, &fb->base);
+	*pfb = &fb->base;
+
+	fb->r100c10_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
+	if (fb->r100c10_page) {
+		fb->r100c10 = dma_map_page(device->dev, fb->r100c10_page, 0,
+					   PAGE_SIZE, DMA_BIDIRECTIONAL);
+		if (dma_mapping_error(device->dev, fb->r100c10))
 			return -EFAULT;
 	}
 
-	nv_subdev(priv)->intr = gf100_fb_intr;
 	return 0;
 }
 
-struct nvkm_oclass *
-gf100_fb_oclass = &(struct nvkm_fb_impl) {
-	.base.handle = NV_SUBDEV(FB, 0xc0),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_fb_ctor,
-		.dtor = gf100_fb_dtor,
-		.init = gf100_fb_init,
-		.fini = _nvkm_fb_fini,
-	},
-	.memtype = gf100_fb_memtype_valid,
-	.ram = &gf100_ram_oclass,
-}.base;
+static const struct nvkm_fb_func
+gf100_fb = {
+	.dtor = gf100_fb_dtor,
+	.init = gf100_fb_init,
+	.intr = gf100_fb_intr,
+	.ram_new = gf100_ram_new,
+	.memtype_valid = gf100_fb_memtype_valid,
+};
+
+int
+gf100_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
+{
+	return gf100_fb_new_(&gf100_fb, device, index, pfb);
+}
-- 
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