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Message-ID: <CAKb7Uvg_Tf-uKej0hK5eigdpOtY-uY6dGK8KbX8+7b+dYfXOtA@mail.gmail.com>
Date: Fri, 26 Jan 2018 02:53:26 -0500
From: Ilia Mirkin <imirkin@...m.mit.edu>
To: Lyude Paul <lyude@...hat.com>
Cc: nouveau <nouveau@...ts.freedesktop.org>,
Ben Skeggs <bskeggs@...hat.com>,
David Airlie <airlied@...ux.ie>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Thomas Gleixner <tglx@...utronix.de>,
Kate Stewart <kstewart@...uxfoundation.org>,
Alexandre Courbot <acourbot@...dia.com>,
Karol Herbst <karolherbst@...il.com>,
LKML <linux-kernel@...r.kernel.org>,
dri-devel <dri-devel@...ts.freedesktop.org>
Subject: Re: [RFC v2 3/4] drm/nouveau: Add support for BLCG on Kepler2
On Thu, Jan 25, 2018 at 10:35 PM, Lyude Paul <lyude@...hat.com> wrote:
> Same as the previous patch, but for Kepler2 now
>
> Signed-off-by: Lyude Paul <lyude@...hat.com>
> ---
> drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h | 1 +
> drivers/gpu/drm/nouveau/nvkm/engine/device/base.c | 8 +--
> drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c | 62 ++++++++++++++++++++
> drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild | 1 +
> drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk110.c | 71 +++++++++++++++++++++++
> 5 files changed, 139 insertions(+), 4 deletions(-)
> create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk110.c
>
> diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h
> index adb78f7d083a..92be0e5269c6 100644
> --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h
> +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h
> @@ -75,6 +75,7 @@ int mcp89_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
> int gf100_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
> int gf108_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
> int gk104_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
> +int gk110_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
> int gk20a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
> int gm107_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
> int gm200_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
> diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
> index 74bd09b1c893..7590a30b7ff0 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
> @@ -1812,7 +1812,7 @@ nvf0_chipset = {
> .bus = gf100_bus_new,
> .clk = gk104_clk_new,
> .devinit = gf100_devinit_new,
> - .fb = gk104_fb_new,
> + .fb = gk110_fb_new,
> .fuse = gf100_fuse_new,
> .gpio = gk104_gpio_new,
> .i2c = gk104_i2c_new,
> @@ -1850,7 +1850,7 @@ nvf1_chipset = {
> .bus = gf100_bus_new,
> .clk = gk104_clk_new,
> .devinit = gf100_devinit_new,
> - .fb = gk104_fb_new,
> + .fb = gk110_fb_new,
> .fuse = gf100_fuse_new,
> .gpio = gk104_gpio_new,
> .i2c = gk104_i2c_new,
> @@ -1888,7 +1888,7 @@ nv106_chipset = {
> .bus = gf100_bus_new,
> .clk = gk104_clk_new,
> .devinit = gf100_devinit_new,
> - .fb = gk104_fb_new,
> + .fb = gk110_fb_new,
> .fuse = gf100_fuse_new,
> .gpio = gk104_gpio_new,
> .i2c = gk104_i2c_new,
> @@ -1926,7 +1926,7 @@ nv108_chipset = {
> .bus = gf100_bus_new,
> .clk = gk104_clk_new,
> .devinit = gf100_devinit_new,
> - .fb = gk104_fb_new,
> + .fb = gk110_fb_new,
> .fuse = gf100_fuse_new,
> .gpio = gk104_gpio_new,
> .i2c = gk104_i2c_new,
> diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c
> index a38e19b61c1d..38d3328e45f1 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c
> @@ -22,6 +22,7 @@
> * Authors: Ben Skeggs <bskeggs@...hat.com>
> */
> #include "gf100.h"
> +#include "gk104.h"
> #include "ctxgf100.h"
>
> #include <subdev/timer.h>
> @@ -156,6 +157,66 @@ gk110_gr_pack_mmio[] = {
> {}
> };
>
> +const struct nvkm_therm_clkgate_init
These should all be static, no?
> +gk110_clkgate_blcg_init_sked_0[] = {
> + { 0x407000, 1, 0x00004041 },
> + {}
> +};
> +
> +const struct nvkm_therm_clkgate_init
> +gk110_clkgate_blcg_init_gpc_gcc_0[] = {
> + { 0x419020, 1, 0x00000042 },
> + { 0x419038, 1, 0x00000042 },
> + {}
> +};
> +
> +const struct nvkm_therm_clkgate_init
> +gk110_clkgate_blcg_init_gpc_l1c_0[] = {
> + { 0x419cd4, 2, 0x00004042 },
> + {}
> +};
> +
> +const struct nvkm_therm_clkgate_init
> +gk110_clkgate_blcg_init_gpc_mp_0[] = {
> + { 0x419fd0, 1, 0x00004043 },
> + { 0x419fd8, 1, 0x00004049 },
> + { 0x419fe0, 2, 0x00004042 },
> + { 0x419ff0, 1, 0x00000046 },
> + { 0x419ff8, 1, 0x00004042 },
> + { 0x419f90, 1, 0x00004042 },
> + {}
> +};
> +
> +const struct nvkm_therm_clkgate_pack
> +gk110_clkgate_pack[] = {
> + { gk104_clkgate_blcg_init_main_0 },
> + { gk104_clkgate_blcg_init_rstr2d_0 },
> + { gk104_clkgate_blcg_init_unk_0 },
> + { gk104_clkgate_blcg_init_gcc_0 },
> + { gk110_clkgate_blcg_init_sked_0 },
> + { gk104_clkgate_blcg_init_unk_1 },
> + { gk104_clkgate_blcg_init_gpc_ctxctl_0 },
> + { gk104_clkgate_blcg_init_gpc_unk_0 },
> + { gk104_clkgate_blcg_init_gpc_esetup_0 },
> + { gk104_clkgate_blcg_init_gpc_tpbus_0 },
> + { gk104_clkgate_blcg_init_gpc_zcull_0 },
> + { gk104_clkgate_blcg_init_gpc_tpconf_0 },
> + { gk104_clkgate_blcg_init_gpc_unk_1 },
> + { gk110_clkgate_blcg_init_gpc_gcc_0 },
> + { gk104_clkgate_blcg_init_gpc_ffb_0 },
> + { gk104_clkgate_blcg_init_gpc_tex_0 },
> + { gk104_clkgate_blcg_init_gpc_poly_0 },
> + { gk110_clkgate_blcg_init_gpc_l1c_0 },
> + { gk104_clkgate_blcg_init_gpc_unk_2 },
> + { gk110_clkgate_blcg_init_gpc_mp_0 },
> + { gk104_clkgate_blcg_init_gpc_ppc_0 },
> + { gk104_clkgate_blcg_init_rop_zrop_0 },
> + { gk104_clkgate_blcg_init_rop_0 },
> + { gk104_clkgate_blcg_init_rop_crop_0 },
> + { gk104_clkgate_blcg_init_pxbar_0 },
> + {}
> +};
> +
> /*******************************************************************************
> * PGRAPH engine/subdev functions
> ******************************************************************************/
> @@ -192,6 +253,7 @@ gk110_gr = {
> .rops = gf100_gr_rops,
> .ppc_nr = 2,
> .grctx = &gk110_grctx,
> + .clkgate_pack = gk110_clkgate_pack,
> .sclass = {
> { -1, -1, FERMI_TWOD_A },
> { -1, -1, KEPLER_INLINE_TO_MEMORY_B },
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild
> index 2571530e82f1..b4f22cce5d43 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild
> @@ -22,6 +22,7 @@ nvkm-y += nvkm/subdev/fb/mcp89.o
> nvkm-y += nvkm/subdev/fb/gf100.o
> nvkm-y += nvkm/subdev/fb/gf108.o
> nvkm-y += nvkm/subdev/fb/gk104.o
> +nvkm-y += nvkm/subdev/fb/gk110.o
> nvkm-y += nvkm/subdev/fb/gk20a.o
> nvkm-y += nvkm/subdev/fb/gm107.o
> nvkm-y += nvkm/subdev/fb/gm200.o
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk110.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk110.c
> new file mode 100644
> index 000000000000..5c8feef151a4
> --- /dev/null
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk110.c
> @@ -0,0 +1,71 @@
> +/*
> + * Copyright 2017 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: Lyude Paul
> + */
> +#include "gf100.h"
> +#include "gk104.h"
> +#include "ram.h"
> +#include <subdev/therm.h>
> +#include <subdev/fb.h>
> +
> +/*
> + *******************************************************************************
> + * PGRAPH registers for clockgating
> + *******************************************************************************
> + */
> +
> +const struct nvkm_therm_clkgate_init
> +gk110_fb_clkgate_blcg_init_unk_0[] = {
> + { 0x100d10, 1, 0x0000c242 },
> + { 0x100d30, 1, 0x0000c242 },
> + { 0x100d3c, 1, 0x00000242 },
> + { 0x100d48, 1, 0x0000c242 },
> + { 0x100d1c, 1, 0x00000042 },
> + {}
> +};
> +
> +static const struct nvkm_therm_clkgate_pack
> +gk110_fb_clkgate_pack[] = {
> + { gk110_fb_clkgate_blcg_init_unk_0 },
> + { gk104_fb_clkgate_blcg_init_vm_0 },
> + { gk104_fb_clkgate_blcg_init_main_0 },
> + { gk104_fb_clkgate_blcg_init_bcast_0 },
> + {}
> +};
> +
> +static const struct nvkm_fb_func
> +gk110_fb = {
> + .dtor = gf100_fb_dtor,
> + .oneinit = gf100_fb_oneinit,
> + .init = gf100_fb_init,
> + .init_page = gf100_fb_init_page,
> + .intr = gf100_fb_intr,
> + .ram_new = gk104_ram_new,
> + .default_bigpage = 17,
> + .clkgate_pack = gk110_fb_clkgate_pack,
> +};
> +
> +int
> +gk110_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
> +{
> + return gf100_fb_new_(&gk110_fb, device, index, pfb);
> +}
> --
> 2.14.3
>
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