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

---
 .../gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c    | 117 +++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c

(limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c')

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
new file mode 100644
index 000000000..b4b41b135
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
@@ -0,0 +1,117 @@
+/*
+ * Copyright 2012 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 "outpdp.h"
+
+static inline u32
+gf119_sor_soff(struct nvkm_output_dp *outp)
+{
+	return (ffs(outp->base.info.or) - 1) * 0x800;
+}
+
+static inline u32
+gf119_sor_loff(struct nvkm_output_dp *outp)
+{
+	return gf119_sor_soff(outp) + !(outp->base.info.sorconf.link & 1) * 0x80;
+}
+
+static int
+gf119_sor_dp_pattern(struct nvkm_output_dp *outp, int pattern)
+{
+	struct nvkm_device *device = outp->base.disp->engine.subdev.device;
+	const u32 loff = gf119_sor_loff(outp);
+	nvkm_mask(device, 0x61c110 + loff, 0x0f0f0f0f, 0x01010101 * pattern);
+	return 0;
+}
+
+int
+gf119_sor_dp_lnk_ctl(struct nvkm_output_dp *outp, int nr, int bw, bool ef)
+{
+	struct nvkm_device *device = outp->base.disp->engine.subdev.device;
+	const u32 soff = gf119_sor_soff(outp);
+	const u32 loff = gf119_sor_loff(outp);
+	u32 dpctrl = 0x00000000;
+	u32 clksor = 0x00000000;
+
+	clksor |= bw << 18;
+	dpctrl |= ((1 << nr) - 1) << 16;
+	if (ef)
+		dpctrl |= 0x00004000;
+
+	nvkm_mask(device, 0x612300 + soff, 0x007c0000, clksor);
+	nvkm_mask(device, 0x61c10c + loff, 0x001f4000, dpctrl);
+	return 0;
+}
+
+static int
+gf119_sor_dp_drv_ctl(struct nvkm_output_dp *outp,
+		     int ln, int vs, int pe, int pc)
+{
+	struct nvkm_device *device = outp->base.disp->engine.subdev.device;
+	struct nvkm_bios *bios = device->bios;
+	const u32 shift = g94_sor_dp_lane_map(device, ln);
+	const u32 loff = gf119_sor_loff(outp);
+	u32 addr, data[4];
+	u8  ver, hdr, cnt, len;
+	struct nvbios_dpout info;
+	struct nvbios_dpcfg ocfg;
+
+	addr = nvbios_dpout_match(bios, outp->base.info.hasht,
+					outp->base.info.hashm,
+				  &ver, &hdr, &cnt, &len, &info);
+	if (!addr)
+		return -ENODEV;
+
+	addr = nvbios_dpcfg_match(bios, addr, pc, vs, pe,
+				  &ver, &hdr, &cnt, &len, &ocfg);
+	if (!addr)
+		return -EINVAL;
+
+	data[0] = nvkm_rd32(device, 0x61c118 + loff) & ~(0x000000ff << shift);
+	data[1] = nvkm_rd32(device, 0x61c120 + loff) & ~(0x000000ff << shift);
+	data[2] = nvkm_rd32(device, 0x61c130 + loff);
+	if ((data[2] & 0x0000ff00) < (ocfg.tx_pu << 8) || ln == 0)
+		data[2] = (data[2] & ~0x0000ff00) | (ocfg.tx_pu << 8);
+	nvkm_wr32(device, 0x61c118 + loff, data[0] | (ocfg.dc << shift));
+	nvkm_wr32(device, 0x61c120 + loff, data[1] | (ocfg.pe << shift));
+	nvkm_wr32(device, 0x61c130 + loff, data[2]);
+	data[3] = nvkm_rd32(device, 0x61c13c + loff) & ~(0x000000ff << shift);
+	nvkm_wr32(device, 0x61c13c + loff, data[3] | (ocfg.pc << shift));
+	return 0;
+}
+
+static const struct nvkm_output_dp_func
+gf119_sor_dp_func = {
+	.pattern = gf119_sor_dp_pattern,
+	.lnk_pwr = g94_sor_dp_lnk_pwr,
+	.lnk_ctl = gf119_sor_dp_lnk_ctl,
+	.drv_ctl = gf119_sor_dp_drv_ctl,
+};
+
+int
+gf119_sor_dp_new(struct nvkm_disp *disp, int index,
+		 struct dcb_output *dcbE, struct nvkm_output **poutp)
+{
+	return nvkm_output_dp_new_(&gf119_sor_dp_func, disp, index, dcbE, poutp);
+}
-- 
cgit v1.2.3-54-g00ecf