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path: root/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c171
1 files changed, 171 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c
new file mode 100644
index 000000000000..26ad79def0ff
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c
@@ -0,0 +1,171 @@
+/*
+ * Copyright 2016 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 <bskeggs@redhat.com>
+ */
+#include "gf100.h"
+#include "ctxgf100.h"
+
+#include <nvif/class.h>
+
+/*******************************************************************************
+ * PGRAPH engine/subdev functions
+ ******************************************************************************/
+
+static void
+gp100_gr_init_rop_active_fbps(struct gf100_gr *gr)
+{
+ struct nvkm_device *device = gr->base.engine.subdev.device;
+ /*XXX: otherwise identical to gm200 aside from mask.. do everywhere? */
+ const u32 fbp_count = nvkm_rd32(device, 0x12006c) & 0x0000000f;
+ nvkm_mask(device, 0x408850, 0x0000000f, fbp_count); /* zrop */
+ nvkm_mask(device, 0x408958, 0x0000000f, fbp_count); /* crop */
+}
+
+static int
+gp100_gr_init(struct gf100_gr *gr)
+{
+ struct nvkm_device *device = gr->base.engine.subdev.device;
+ const u32 magicgpc918 = DIV_ROUND_UP(0x00800000, gr->tpc_total);
+ u32 data[TPC_MAX / 8] = {};
+ u8 tpcnr[GPC_MAX];
+ int gpc, tpc, rop;
+ int i;
+
+ gr->func->init_gpc_mmu(gr);
+
+ gf100_gr_mmio(gr, gr->fuc_sw_nonctx);
+
+ nvkm_wr32(device, GPC_UNIT(0, 0x3018), 0x00000001);
+
+ memset(data, 0x00, sizeof(data));
+ memcpy(tpcnr, gr->tpc_nr, sizeof(gr->tpc_nr));
+ for (i = 0, gpc = -1; i < gr->tpc_total; i++) {
+ do {
+ gpc = (gpc + 1) % gr->gpc_nr;
+ } while (!tpcnr[gpc]);
+ tpc = gr->tpc_nr[gpc] - tpcnr[gpc]--;
+
+ data[i / 8] |= tpc << ((i % 8) * 4);
+ }
+
+ nvkm_wr32(device, GPC_BCAST(0x0980), data[0]);
+ nvkm_wr32(device, GPC_BCAST(0x0984), data[1]);
+ nvkm_wr32(device, GPC_BCAST(0x0988), data[2]);
+ nvkm_wr32(device, GPC_BCAST(0x098c), data[3]);
+
+ for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
+ nvkm_wr32(device, GPC_UNIT(gpc, 0x0914),
+ gr->screen_tile_row_offset << 8 | gr->tpc_nr[gpc]);
+ nvkm_wr32(device, GPC_UNIT(gpc, 0x0910), 0x00040000 |
+ gr->tpc_total);
+ nvkm_wr32(device, GPC_UNIT(gpc, 0x0918), magicgpc918);
+ }
+
+ nvkm_wr32(device, GPC_BCAST(0x3fd4), magicgpc918);
+ nvkm_wr32(device, GPC_BCAST(0x08ac), nvkm_rd32(device, 0x100800));
+ nvkm_wr32(device, GPC_BCAST(0x033c), nvkm_rd32(device, 0x100804));
+
+ gr->func->init_rop_active_fbps(gr);
+
+ nvkm_wr32(device, 0x400500, 0x00010001);
+ nvkm_wr32(device, 0x400100, 0xffffffff);
+ nvkm_wr32(device, 0x40013c, 0xffffffff);
+ nvkm_wr32(device, 0x400124, 0x00000002);
+ nvkm_wr32(device, 0x409c24, 0x000f0002);
+ nvkm_wr32(device, 0x405848, 0xc0000000);
+ nvkm_mask(device, 0x40584c, 0x00000000, 0x00000001);
+ nvkm_wr32(device, 0x404000, 0xc0000000);
+ nvkm_wr32(device, 0x404600, 0xc0000000);
+ nvkm_wr32(device, 0x408030, 0xc0000000);
+ nvkm_wr32(device, 0x404490, 0xc0000000);
+ nvkm_wr32(device, 0x406018, 0xc0000000);
+ nvkm_wr32(device, 0x407020, 0x40000000);
+ nvkm_wr32(device, 0x405840, 0xc0000000);
+ nvkm_wr32(device, 0x405844, 0x00ffffff);
+ nvkm_mask(device, 0x419cc0, 0x00000008, 0x00000008);
+
+ nvkm_mask(device, 0x419c9c, 0x00010000, 0x00010000);
+ nvkm_mask(device, 0x419c9c, 0x00020000, 0x00020000);
+
+ gr->func->init_ppc_exceptions(gr);
+
+ for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
+ nvkm_wr32(device, GPC_UNIT(gpc, 0x0420), 0xc0000000);
+ nvkm_wr32(device, GPC_UNIT(gpc, 0x0900), 0xc0000000);
+ nvkm_wr32(device, GPC_UNIT(gpc, 0x1028), 0xc0000000);
+ nvkm_wr32(device, GPC_UNIT(gpc, 0x0824), 0xc0000000);
+ for (tpc = 0; tpc < gr->tpc_nr[gpc]; tpc++) {
+ nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x508), 0xffffffff);
+ nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x50c), 0xffffffff);
+ nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x224), 0xc0000000);
+ nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x48c), 0xc0000000);
+ nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x084), 0xc0000000);
+ nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x430), 0xc0000000);
+ nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x644), 0x00dffffe);
+ nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x64c), 0x00000105);
+ }
+ nvkm_wr32(device, GPC_UNIT(gpc, 0x2c90), 0xffffffff);
+ nvkm_wr32(device, GPC_UNIT(gpc, 0x2c94), 0xffffffff);
+ }
+
+ for (rop = 0; rop < gr->rop_nr; rop++) {
+ nvkm_wr32(device, ROP_UNIT(rop, 0x144), 0x40000000);
+ nvkm_wr32(device, ROP_UNIT(rop, 0x070), 0x40000000);
+ nvkm_wr32(device, ROP_UNIT(rop, 0x204), 0xffffffff);
+ nvkm_wr32(device, ROP_UNIT(rop, 0x208), 0xffffffff);
+ }
+
+ nvkm_wr32(device, 0x400108, 0xffffffff);
+ nvkm_wr32(device, 0x400138, 0xffffffff);
+ nvkm_wr32(device, 0x400118, 0xffffffff);
+ nvkm_wr32(device, 0x400130, 0xffffffff);
+ nvkm_wr32(device, 0x40011c, 0xffffffff);
+ nvkm_wr32(device, 0x400134, 0xffffffff);
+
+ gf100_gr_zbc_init(gr);
+
+ return gf100_gr_init_ctxctl(gr);
+}
+
+static const struct gf100_gr_func
+gp100_gr = {
+ .init = gp100_gr_init,
+ .init_gpc_mmu = gm200_gr_init_gpc_mmu,
+ .init_rop_active_fbps = gp100_gr_init_rop_active_fbps,
+ .init_ppc_exceptions = gk104_gr_init_ppc_exceptions,
+ .rops = gm200_gr_rops,
+ .ppc_nr = 2,
+ .grctx = &gp100_grctx,
+ .sclass = {
+ { -1, -1, FERMI_TWOD_A },
+ { -1, -1, KEPLER_INLINE_TO_MEMORY_B },
+ { -1, -1, PASCAL_A, &gf100_fermi },
+ { -1, -1, PASCAL_COMPUTE_A },
+ {}
+ }
+};
+
+int
+gp100_gr_new(struct nvkm_device *device, int index, struct nvkm_gr **pgr)
+{
+ return gm200_gr_new_(&gp100_gr, device, index, pgr);
+}