From 7d2813c437a094d8df4997ddc55d32f24f832757 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Sat, 19 Dec 2015 16:48:34 +1000 Subject: [PATCH] drm/nouveau/ltc/gm204: split implementation from gm107 Differences from GM10x: - GM20x LTC count detection differs from GM10x - GM20x init doesn't require large page size setting Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h | 1 + drivers/gpu/drm/nouveau/nvkm/engine/device/base.c | 6 +-- drivers/gpu/drm/nouveau/nvkm/subdev/ltc/Kbuild | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c | 10 ++-- drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm204.c | 63 +++++++++++++++++++++++ drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h | 6 +++ 6 files changed, 79 insertions(+), 8 deletions(-) create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm204.c diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h index 3d4dbbf..0ffa2ec 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h @@ -37,4 +37,5 @@ int gf100_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **); int gk104_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **); int gk20a_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **); int gm107_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **); +int gm204_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c index 588793e..f5d9a1e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c @@ -1975,7 +1975,7 @@ nv124_chipset = { .i2c = gm204_i2c_new, .ibus = gm204_ibus_new, .imem = nv50_instmem_new, - .ltc = gm107_ltc_new, + .ltc = gm204_ltc_new, .mc = gk20a_mc_new, .mmu = gf100_mmu_new, .mxm = nv50_mxm_new, @@ -2006,7 +2006,7 @@ nv126_chipset = { .i2c = gm204_i2c_new, .ibus = gm204_ibus_new, .imem = nv50_instmem_new, - .ltc = gm107_ltc_new, + .ltc = gm204_ltc_new, .mc = gk20a_mc_new, .mmu = gf100_mmu_new, .mxm = nv50_mxm_new, @@ -2033,7 +2033,7 @@ nv12b_chipset = { .fuse = gm107_fuse_new, .ibus = gk20a_ibus_new, .imem = gk20a_instmem_new, - .ltc = gm107_ltc_new, + .ltc = gm204_ltc_new, .mc = gk20a_mc_new, .mmu = gf100_mmu_new, .timer = gk20a_timer_new, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/Kbuild index e5df3d8..f8108df 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/Kbuild @@ -2,3 +2,4 @@ nvkm-y += nvkm/subdev/ltc/base.o nvkm-y += nvkm/subdev/ltc/gf100.o nvkm-y += nvkm/subdev/ltc/gk104.o nvkm-y += nvkm/subdev/ltc/gm107.o +nvkm-y += nvkm/subdev/ltc/gm204.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c index 54d0a42..2af1f9e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c @@ -26,7 +26,7 @@ #include #include -static void +void gm107_ltc_cbc_clear(struct nvkm_ltc *ltc, u32 start, u32 limit) { struct nvkm_device *device = ltc->subdev.device; @@ -35,7 +35,7 @@ gm107_ltc_cbc_clear(struct nvkm_ltc *ltc, u32 start, u32 limit) nvkm_mask(device, 0x17e26c, 0x00000000, 0x00000004); } -static void +void gm107_ltc_cbc_wait(struct nvkm_ltc *ltc) { struct nvkm_device *device = ltc->subdev.device; @@ -51,7 +51,7 @@ gm107_ltc_cbc_wait(struct nvkm_ltc *ltc) } } -static void +void gm107_ltc_zbc_clear_color(struct nvkm_ltc *ltc, int i, const u32 color[4]) { struct nvkm_device *device = ltc->subdev.device; @@ -62,7 +62,7 @@ gm107_ltc_zbc_clear_color(struct nvkm_ltc *ltc, int i, const u32 color[4]) nvkm_wr32(device, 0x17e348, color[3]); } -static void +void gm107_ltc_zbc_clear_depth(struct nvkm_ltc *ltc, int i, const u32 depth) { struct nvkm_device *device = ltc->subdev.device; @@ -84,7 +84,7 @@ gm107_ltc_lts_isr(struct nvkm_ltc *ltc, int c, int s) } } -static void +void gm107_ltc_intr(struct nvkm_ltc *ltc) { struct nvkm_device *device = ltc->subdev.device; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm204.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm204.c new file mode 100644 index 0000000..5ad6fb9 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm204.c @@ -0,0 +1,63 @@ +/* + * Copyright 2015 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 "priv.h" + +#include +#include + +static int +gm204_ltc_oneinit(struct nvkm_ltc *ltc) +{ + struct nvkm_device *device = ltc->subdev.device; + + ltc->ltc_nr = nvkm_rd32(device, 0x12006c); + ltc->lts_nr = nvkm_rd32(device, 0x17e280) >> 28; + + return gf100_ltc_oneinit_tag_ram(ltc); +} +static void +gm204_ltc_init(struct nvkm_ltc *ltc) +{ + nvkm_wr32(ltc->subdev.device, 0x17e278, ltc->tag_base); +} + +static const struct nvkm_ltc_func +gm204_ltc = { + .oneinit = gm204_ltc_oneinit, + .init = gm204_ltc_init, + .intr = gm107_ltc_intr, /*XXX: not validated */ + .cbc_clear = gm107_ltc_cbc_clear, + .cbc_wait = gm107_ltc_cbc_wait, + .zbc = 16, + .zbc_clear_color = gm107_ltc_zbc_clear_color, + .zbc_clear_depth = gm107_ltc_zbc_clear_depth, + .invalidate = gf100_ltc_invalidate, + .flush = gf100_ltc_flush, +}; + +int +gm204_ltc_new(struct nvkm_device *device, int index, struct nvkm_ltc **pltc) +{ + return nvkm_ltc_new_(&gm204_ltc, device, index, pltc); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h index 4e3755b..6d81c69 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h @@ -31,4 +31,10 @@ void gf100_ltc_zbc_clear_color(struct nvkm_ltc *, int, const u32[4]); void gf100_ltc_zbc_clear_depth(struct nvkm_ltc *, int, const u32); void gf100_ltc_invalidate(struct nvkm_ltc *); void gf100_ltc_flush(struct nvkm_ltc *); + +void gm107_ltc_intr(struct nvkm_ltc *); +void gm107_ltc_cbc_clear(struct nvkm_ltc *, u32, u32); +void gm107_ltc_cbc_wait(struct nvkm_ltc *); +void gm107_ltc_zbc_clear_color(struct nvkm_ltc *, int, const u32[4]); +void gm107_ltc_zbc_clear_depth(struct nvkm_ltc *, int, const u32); #endif -- 2.7.4