X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fgpu%2Fdrm%2Fnouveau%2Fnvkm%2Fsubdev%2Fdevinit%2Fg98.c;fp=kernel%2Fdrivers%2Fgpu%2Fdrm%2Fnouveau%2Fnvkm%2Fsubdev%2Fdevinit%2Fg98.c;h=d29bacee65ee452ea295f51d4aa8edade2cd24ef;hb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;hp=0000000000000000000000000000000000000000;hpb=98260f3884f4a202f9ca5eabed40b1354c489b29;p=kvmfornfv.git

diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c
new file mode 100644
index 000000000..d29bacee6
--- /dev/null
+++ b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2013 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+
+static u64
+g98_devinit_disable(struct nvkm_devinit *devinit)
+{
+	struct nv50_devinit_priv *priv = (void *)devinit;
+	u32 r001540 = nv_rd32(priv, 0x001540);
+	u32 r00154c = nv_rd32(priv, 0x00154c);
+	u64 disable = 0ULL;
+
+	if (!(r001540 & 0x40000000)) {
+		disable |= (1ULL << NVDEV_ENGINE_MSPDEC);
+		disable |= (1ULL << NVDEV_ENGINE_MSVLD);
+		disable |= (1ULL << NVDEV_ENGINE_MSPPP);
+	}
+
+	if (!(r00154c & 0x00000004))
+		disable |= (1ULL << NVDEV_ENGINE_DISP);
+	if (!(r00154c & 0x00000020))
+		disable |= (1ULL << NVDEV_ENGINE_MSVLD);
+	if (!(r00154c & 0x00000040))
+		disable |= (1ULL << NVDEV_ENGINE_SEC);
+
+	return disable;
+}
+
+struct nvkm_oclass *
+g98_devinit_oclass = &(struct nvkm_devinit_impl) {
+	.base.handle = NV_SUBDEV(DEVINIT, 0x98),
+	.base.ofuncs = &(struct nvkm_ofuncs) {
+		.ctor = nv50_devinit_ctor,
+		.dtor = _nvkm_devinit_dtor,
+		.init = nv50_devinit_init,
+		.fini = _nvkm_devinit_fini,
+	},
+	.pll_set = nv50_devinit_pll_set,
+	.disable = g98_devinit_disable,
+	.post = nvbios_init,
+}.base;