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linux-zen-desktop/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c

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Initial commit
2023-08-30 17:31:07 +02:00
/*
* 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 "priv.h"
#include "chan.h"
#include "head.h"
#include "ior.h"
#include "outp.h"
#include <core/client.h>
#include <core/ramht.h>
#include <subdev/bios.h>
#include <subdev/bios/disp.h>
#include <subdev/bios/init.h>
#include <subdev/bios/pll.h>
#include <subdev/devinit.h>
#include <subdev/i2c.h>
#include <subdev/mmu.h>
#include <subdev/timer.h>
#include <nvif/class.h>
#include <nvif/unpack.h>
static void
nv50_pior_clock(struct nvkm_ior *pior)
{
struct nvkm_device *device = pior->disp->engine.subdev.device;
const u32 poff = nv50_ior_base(pior);
nvkm_mask(device, 0x614380 + poff, 0x00000707, 0x00000001);
}
static int
nv50_pior_dp_links(struct nvkm_ior *pior, struct nvkm_i2c_aux *aux)
{
int ret = nvkm_i2c_aux_lnk_ctl(aux, pior->dp.nr, pior->dp.bw, pior->dp.ef);
if (ret)
return ret;
return 1;
}
static const struct nvkm_ior_func_dp
nv50_pior_dp = {
.links = nv50_pior_dp_links,
};
static void
nv50_pior_power_wait(struct nvkm_device *device, u32 poff)
{
nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x61e004 + poff) & 0x80000000))
break;
);
}
static void
nv50_pior_power(struct nvkm_ior *pior, bool normal, bool pu, bool data, bool vsync, bool hsync)
{
struct nvkm_device *device = pior->disp->engine.subdev.device;
const u32 poff = nv50_ior_base(pior);
const u32 shift = normal ? 0 : 16;
const u32 state = 0x80000000 | (0x00000001 * !!pu) << shift;
const u32 field = 0x80000000 | (0x00000101 << shift);
nv50_pior_power_wait(device, poff);
nvkm_mask(device, 0x61e004 + poff, field, state);
nv50_pior_power_wait(device, poff);
}
void
nv50_pior_depth(struct nvkm_ior *ior, struct nvkm_ior_state *state, u32 ctrl)
{
/* GF119 moves this information to per-head methods, which is
* a lot more convenient, and where our shared code expect it.
*/
if (state->head && state == &ior->asy) {
struct nvkm_head *head = nvkm_head_find(ior->disp, __ffs(state->head));
if (!WARN_ON(!head)) {
struct nvkm_head_state *state = &head->asy;
switch ((ctrl & 0x000f0000) >> 16) {
case 6: state->or.depth = 30; break;
case 5: state->or.depth = 24; break;
case 2: state->or.depth = 18; break;
case 0: state->or.depth = 18; break; /*XXX*/
default:
state->or.depth = 18;
WARN_ON(1);
break;
}
}
}
}
static void
nv50_pior_state(struct nvkm_ior *pior, struct nvkm_ior_state *state)
{
struct nvkm_device *device = pior->disp->engine.subdev.device;
const u32 coff = pior->id * 8 + (state == &pior->arm) * 4;
u32 ctrl = nvkm_rd32(device, 0x610b80 + coff);
state->proto_evo = (ctrl & 0x00000f00) >> 8;
state->rgdiv = 1;
switch (state->proto_evo) {
case 0: state->proto = TMDS; break;
default:
state->proto = UNKNOWN;
break;
}
state->head = ctrl & 0x00000003;
nv50_pior_depth(pior, state, ctrl);
}
static const struct nvkm_ior_func
nv50_pior = {
.state = nv50_pior_state,
.power = nv50_pior_power,
.clock = nv50_pior_clock,
.dp = &nv50_pior_dp,
};
int
nv50_pior_new(struct nvkm_disp *disp, int id)
{
return nvkm_ior_new_(&nv50_pior, disp, PIOR, id, false);
}
int
nv50_pior_cnt(struct nvkm_disp *disp, unsigned long *pmask)
{
struct nvkm_device *device = disp->engine.subdev.device;
*pmask = (nvkm_rd32(device, 0x610184) & 0x70000000) >> 28;
return 3;
}
void
nv50_sor_clock(struct nvkm_ior *sor)
{
struct nvkm_device *device = sor->disp->engine.subdev.device;
const int div = sor->asy.link == 3;
const u32 soff = nv50_ior_base(sor);
nvkm_mask(device, 0x614300 + soff, 0x00000707, (div << 8) | div);
}
static void
nv50_sor_power_wait(struct nvkm_device *device, u32 soff)
{
nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x61c004 + soff) & 0x80000000))
break;
);
}
void
nv50_sor_power(struct nvkm_ior *sor, bool normal, bool pu, bool data, bool vsync, bool hsync)
{
struct nvkm_device *device = sor->disp->engine.subdev.device;
const u32 soff = nv50_ior_base(sor);
const u32 shift = normal ? 0 : 16;
const u32 state = 0x80000000 | (0x00000001 * !!pu) << shift;
const u32 field = 0x80000000 | (0x00000001 << shift);
nv50_sor_power_wait(device, soff);
nvkm_mask(device, 0x61c004 + soff, field, state);
nv50_sor_power_wait(device, soff);
nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x61c030 + soff) & 0x10000000))
break;
);
}
void
nv50_sor_state(struct nvkm_ior *sor, struct nvkm_ior_state *state)
{
struct nvkm_device *device = sor->disp->engine.subdev.device;
const u32 coff = sor->id * 8 + (state == &sor->arm) * 4;
u32 ctrl = nvkm_rd32(device, 0x610b70 + coff);
state->proto_evo = (ctrl & 0x00000f00) >> 8;
switch (state->proto_evo) {
case 0: state->proto = LVDS; state->link = 1; break;
case 1: state->proto = TMDS; state->link = 1; break;
case 2: state->proto = TMDS; state->link = 2; break;
case 5: state->proto = TMDS; state->link = 3; break;
default:
state->proto = UNKNOWN;
break;
}
state->head = ctrl & 0x00000003;
}
static const struct nvkm_ior_func
nv50_sor = {
.state = nv50_sor_state,
.power = nv50_sor_power,
.clock = nv50_sor_clock,
};
static int
nv50_sor_new(struct nvkm_disp *disp, int id)
{
return nvkm_ior_new_(&nv50_sor, disp, SOR, id, false);
}
int
nv50_sor_cnt(struct nvkm_disp *disp, unsigned long *pmask)
{
struct nvkm_device *device = disp->engine.subdev.device;
*pmask = (nvkm_rd32(device, 0x610184) & 0x03000000) >> 24;
return 2;
}
static void
nv50_dac_clock(struct nvkm_ior *dac)
{
struct nvkm_device *device = dac->disp->engine.subdev.device;
const u32 doff = nv50_ior_base(dac);
nvkm_mask(device, 0x614280 + doff, 0x07070707, 0x00000000);
}
int
nv50_dac_sense(struct nvkm_ior *dac, u32 loadval)
{
struct nvkm_device *device = dac->disp->engine.subdev.device;
const u32 doff = nv50_ior_base(dac);
dac->func->power(dac, false, true, false, false, false);
nvkm_wr32(device, 0x61a00c + doff, 0x00100000 | loadval);
mdelay(9);
udelay(500);
loadval = nvkm_mask(device, 0x61a00c + doff, 0xffffffff, 0x00000000);
dac->func->power(dac, false, false, false, false, false);
if (!(loadval & 0x80000000))
return -ETIMEDOUT;
return (loadval & 0x38000000) >> 27;
}
static void
nv50_dac_power_wait(struct nvkm_device *device, const u32 doff)
{
nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x61a004 + doff) & 0x80000000))
break;
);
}
void
nv50_dac_power(struct nvkm_ior *dac, bool normal, bool pu, bool data, bool vsync, bool hsync)
{
struct nvkm_device *device = dac->disp->engine.subdev.device;
const u32 doff = nv50_ior_base(dac);
const u32 shift = normal ? 0 : 16;
const u32 state = 0x80000000 | (0x00000040 * ! pu |
0x00000010 * ! data |
0x00000004 * ! vsync |
0x00000001 * ! hsync) << shift;
const u32 field = 0xc0000000 | (0x00000055 << shift);
nv50_dac_power_wait(device, doff);
nvkm_mask(device, 0x61a004 + doff, field, state);
nv50_dac_power_wait(device, doff);
}
static void
nv50_dac_state(struct nvkm_ior *dac, struct nvkm_ior_state *state)
{
struct nvkm_device *device = dac->disp->engine.subdev.device;
const u32 coff = dac->id * 8 + (state == &dac->arm) * 4;
u32 ctrl = nvkm_rd32(device, 0x610b58 + coff);
state->proto_evo = (ctrl & 0x00000f00) >> 8;
switch (state->proto_evo) {
case 0: state->proto = CRT; break;
default:
state->proto = UNKNOWN;
break;
}
state->head = ctrl & 0x00000003;
}
static const struct nvkm_ior_func
nv50_dac = {
.state = nv50_dac_state,
.power = nv50_dac_power,
.sense = nv50_dac_sense,
.clock = nv50_dac_clock,
};
int
nv50_dac_new(struct nvkm_disp *disp, int id)
{
return nvkm_ior_new_(&nv50_dac, disp, DAC, id, false);
}
int
nv50_dac_cnt(struct nvkm_disp *disp, unsigned long *pmask)
{
struct nvkm_device *device = disp->engine.subdev.device;
*pmask = (nvkm_rd32(device, 0x610184) & 0x00700000) >> 20;
return 3;
}
static void
nv50_head_vblank_put(struct nvkm_head *head)
{
struct nvkm_device *device = head->disp->engine.subdev.device;
nvkm_mask(device, 0x61002c, (4 << head->id), 0);
}
static void
nv50_head_vblank_get(struct nvkm_head *head)
{
struct nvkm_device *device = head->disp->engine.subdev.device;
nvkm_mask(device, 0x61002c, (4 << head->id), (4 << head->id));
}
static void
nv50_head_rgclk(struct nvkm_head *head, int div)
{
struct nvkm_device *device = head->disp->engine.subdev.device;
nvkm_mask(device, 0x614200 + (head->id * 0x800), 0x0000000f, div);
}
void
nv50_head_rgpos(struct nvkm_head *head, u16 *hline, u16 *vline)
{
struct nvkm_device *device = head->disp->engine.subdev.device;
const u32 hoff = head->id * 0x800;
/* vline read locks hline. */
*vline = nvkm_rd32(device, 0x616340 + hoff) & 0x0000ffff;
*hline = nvkm_rd32(device, 0x616344 + hoff) & 0x0000ffff;
}
static void
nv50_head_state(struct nvkm_head *head, struct nvkm_head_state *state)
{
struct nvkm_device *device = head->disp->engine.subdev.device;
const u32 hoff = head->id * 0x540 + (state == &head->arm) * 4;
u32 data;
data = nvkm_rd32(device, 0x610ae8 + hoff);
state->vblanke = (data & 0xffff0000) >> 16;
state->hblanke = (data & 0x0000ffff);
data = nvkm_rd32(device, 0x610af0 + hoff);
state->vblanks = (data & 0xffff0000) >> 16;
state->hblanks = (data & 0x0000ffff);
data = nvkm_rd32(device, 0x610af8 + hoff);
state->vtotal = (data & 0xffff0000) >> 16;
state->htotal = (data & 0x0000ffff);
data = nvkm_rd32(device, 0x610b00 + hoff);
state->vsynce = (data & 0xffff0000) >> 16;
state->hsynce = (data & 0x0000ffff);
state->hz = (nvkm_rd32(device, 0x610ad0 + hoff) & 0x003fffff) * 1000;
}
static const struct nvkm_head_func
nv50_head = {
.state = nv50_head_state,
.rgpos = nv50_head_rgpos,
.rgclk = nv50_head_rgclk,
.vblank_get = nv50_head_vblank_get,
.vblank_put = nv50_head_vblank_put,
};
int
nv50_head_new(struct nvkm_disp *disp, int id)
{
return nvkm_head_new_(&nv50_head, disp, id);
}
int
nv50_head_cnt(struct nvkm_disp *disp, unsigned long *pmask)
{
*pmask = 3;
return 2;
}
static void
nv50_disp_mthd_list(struct nvkm_disp *disp, int debug, u32 base, int c,
const struct nvkm_disp_mthd_list *list, int inst)
{
struct nvkm_subdev *subdev = &disp->engine.subdev;
struct nvkm_device *device = subdev->device;
int i;
for (i = 0; list->data[i].mthd; i++) {
if (list->data[i].addr) {
u32 next = nvkm_rd32(device, list->data[i].addr + base + 0);
u32 prev = nvkm_rd32(device, list->data[i].addr + base + c);
u32 mthd = list->data[i].mthd + (list->mthd * inst);
const char *name = list->data[i].name;
char mods[16];
if (prev != next)
snprintf(mods, sizeof(mods), "-> %08x", next);
else
snprintf(mods, sizeof(mods), "%13c", ' ');
nvkm_printk_(subdev, debug, info,
"\t%04x: %08x %s%s%s\n",
mthd, prev, mods, name ? " // " : "",
name ? name : "");
}
}
}
void
nv50_disp_chan_mthd(struct nvkm_disp_chan *chan, int debug)
{
struct nvkm_disp *disp = chan->disp;
struct nvkm_subdev *subdev = &disp->engine.subdev;
const struct nvkm_disp_chan_mthd *mthd = chan->mthd;
const struct nvkm_disp_mthd_list *list;
int i, j;
if (debug > subdev->debug)
return;
if (!mthd)
return;
for (i = 0; (list = mthd->data[i].mthd) != NULL; i++) {
u32 base = chan->head * mthd->addr;
for (j = 0; j < mthd->data[i].nr; j++, base += list->addr) {
const char *cname = mthd->name;
const char *sname = "";
char cname_[16], sname_[16];
if (mthd->addr) {
snprintf(cname_, sizeof(cname_), "%s %d",
mthd->name, chan->chid.user);
cname = cname_;
}
if (mthd->data[i].nr > 1) {
snprintf(sname_, sizeof(sname_), " - %s %d",
mthd->data[i].name, j);
sname = sname_;
}
nvkm_printk_(subdev, debug, info, "%s%s:\n", cname, sname);
nv50_disp_mthd_list(disp, debug, base, mthd->prev,
list, j);
}
}
}
static void
nv50_disp_chan_uevent_fini(struct nvkm_event *event, int type, int index)
{
struct nvkm_disp *disp = container_of(event, typeof(*disp), uevent);
struct nvkm_device *device = disp->engine.subdev.device;
nvkm_mask(device, 0x610028, 0x00000001 << index, 0x00000000 << index);
nvkm_wr32(device, 0x610020, 0x00000001 << index);
}
static void
nv50_disp_chan_uevent_init(struct nvkm_event *event, int types, int index)
{
struct nvkm_disp *disp = container_of(event, typeof(*disp), uevent);
struct nvkm_device *device = disp->engine.subdev.device;
nvkm_wr32(device, 0x610020, 0x00000001 << index);
nvkm_mask(device, 0x610028, 0x00000001 << index, 0x00000001 << index);
}
void
nv50_disp_chan_uevent_send(struct nvkm_disp *disp, int chid)
{
nvkm_event_ntfy(&disp->uevent, chid, NVKM_DISP_EVENT_CHAN_AWAKEN);
}
const struct nvkm_event_func
nv50_disp_chan_uevent = {
.init = nv50_disp_chan_uevent_init,
.fini = nv50_disp_chan_uevent_fini,
};
u64
nv50_disp_chan_user(struct nvkm_disp_chan *chan, u64 *psize)
{
*psize = 0x1000;
return 0x640000 + (chan->chid.user * 0x1000);
}
void
nv50_disp_chan_intr(struct nvkm_disp_chan *chan, bool en)
{
struct nvkm_device *device = chan->disp->engine.subdev.device;
const u32 mask = 0x00010001 << chan->chid.user;
const u32 data = en ? 0x00010000 << chan->chid.user : 0x00000000;
nvkm_mask(device, 0x610028, mask, data);
}
static void
nv50_disp_pioc_fini(struct nvkm_disp_chan *chan)
{
struct nvkm_disp *disp = chan->disp;
struct nvkm_subdev *subdev = &disp->engine.subdev;
struct nvkm_device *device = subdev->device;
int ctrl = chan->chid.ctrl;
int user = chan->chid.user;
nvkm_mask(device, 0x610200 + (ctrl * 0x10), 0x00000001, 0x00000000);
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x610200 + (ctrl * 0x10)) & 0x00030000))
break;
) < 0) {
nvkm_error(subdev, "ch %d timeout: %08x\n", user,
nvkm_rd32(device, 0x610200 + (ctrl * 0x10)));
}
}
static int
nv50_disp_pioc_init(struct nvkm_disp_chan *chan)
{
struct nvkm_disp *disp = chan->disp;
struct nvkm_subdev *subdev = &disp->engine.subdev;
struct nvkm_device *device = subdev->device;
int ctrl = chan->chid.ctrl;
int user = chan->chid.user;
nvkm_wr32(device, 0x610200 + (ctrl * 0x10), 0x00002000);
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x610200 + (ctrl * 0x10)) & 0x00030000))
break;
) < 0) {
nvkm_error(subdev, "ch %d timeout0: %08x\n", user,
nvkm_rd32(device, 0x610200 + (ctrl * 0x10)));
return -EBUSY;
}
nvkm_wr32(device, 0x610200 + (ctrl * 0x10), 0x00000001);
if (nvkm_msec(device, 2000,
u32 tmp = nvkm_rd32(device, 0x610200 + (ctrl * 0x10));
if ((tmp & 0x00030000) == 0x00010000)
break;
) < 0) {
nvkm_error(subdev, "ch %d timeout1: %08x\n", user,
nvkm_rd32(device, 0x610200 + (ctrl * 0x10)));
return -EBUSY;
}
return 0;
}
const struct nvkm_disp_chan_func
nv50_disp_pioc_func = {
.init = nv50_disp_pioc_init,
.fini = nv50_disp_pioc_fini,
.intr = nv50_disp_chan_intr,
.user = nv50_disp_chan_user,
};
int
nv50_disp_dmac_bind(struct nvkm_disp_chan *chan, struct nvkm_object *object, u32 handle)
{
return nvkm_ramht_insert(chan->disp->ramht, object, chan->chid.user, -10, handle,
chan->chid.user << 28 | chan->chid.user);
}
static void
nv50_disp_dmac_fini(struct nvkm_disp_chan *chan)
{
struct nvkm_subdev *subdev = &chan->disp->engine.subdev;
struct nvkm_device *device = subdev->device;
int ctrl = chan->chid.ctrl;
int user = chan->chid.user;
/* deactivate channel */
nvkm_mask(device, 0x610200 + (ctrl * 0x0010), 0x00001010, 0x00001000);
nvkm_mask(device, 0x610200 + (ctrl * 0x0010), 0x00000003, 0x00000000);
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x610200 + (ctrl * 0x10)) & 0x001e0000))
break;
) < 0) {
nvkm_error(subdev, "ch %d fini timeout, %08x\n", user,
nvkm_rd32(device, 0x610200 + (ctrl * 0x10)));
}
chan->suspend_put = nvkm_rd32(device, 0x640000 + (ctrl * 0x1000));
}
static int
nv50_disp_dmac_init(struct nvkm_disp_chan *chan)
{
struct nvkm_subdev *subdev = &chan->disp->engine.subdev;
struct nvkm_device *device = subdev->device;
int ctrl = chan->chid.ctrl;
int user = chan->chid.user;
/* initialise channel for dma command submission */
nvkm_wr32(device, 0x610204 + (ctrl * 0x0010), chan->push);
nvkm_wr32(device, 0x610208 + (ctrl * 0x0010), 0x00010000);
nvkm_wr32(device, 0x61020c + (ctrl * 0x0010), ctrl);
nvkm_mask(device, 0x610200 + (ctrl * 0x0010), 0x00000010, 0x00000010);
nvkm_wr32(device, 0x640000 + (ctrl * 0x1000), chan->suspend_put);
nvkm_wr32(device, 0x610200 + (ctrl * 0x0010), 0x00000013);
/* wait for it to go inactive */
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x610200 + (ctrl * 0x10)) & 0x80000000))
break;
) < 0) {
nvkm_error(subdev, "ch %d init timeout, %08x\n", user,
nvkm_rd32(device, 0x610200 + (ctrl * 0x10)));
return -EBUSY;
}
return 0;
}
int
nv50_disp_dmac_push(struct nvkm_disp_chan *chan, u64 object)
{
chan->memory = nvkm_umem_search(chan->object.client, object);
if (IS_ERR(chan->memory))
return PTR_ERR(chan->memory);
if (nvkm_memory_size(chan->memory) < 0x1000)
return -EINVAL;
switch (nvkm_memory_target(chan->memory)) {
case NVKM_MEM_TARGET_VRAM: chan->push = 0x00000001; break;
case NVKM_MEM_TARGET_NCOH: chan->push = 0x00000002; break;
case NVKM_MEM_TARGET_HOST: chan->push = 0x00000003; break;
default:
return -EINVAL;
}
chan->push |= nvkm_memory_addr(chan->memory) >> 8;
return 0;
}
const struct nvkm_disp_chan_func
nv50_disp_dmac_func = {
.push = nv50_disp_dmac_push,
.init = nv50_disp_dmac_init,
.fini = nv50_disp_dmac_fini,
.intr = nv50_disp_chan_intr,
.user = nv50_disp_chan_user,
.bind = nv50_disp_dmac_bind,
};
const struct nvkm_disp_chan_user
nv50_disp_curs = {
.func = &nv50_disp_pioc_func,
.ctrl = 7,
.user = 7,
};
const struct nvkm_disp_chan_user
nv50_disp_oimm = {
.func = &nv50_disp_pioc_func,
.ctrl = 5,
.user = 5,
};
static const struct nvkm_disp_mthd_list
nv50_disp_ovly_mthd_base = {
.mthd = 0x0000,
.addr = 0x000000,
.data = {
{ 0x0080, 0x000000 },
{ 0x0084, 0x0009a0 },
{ 0x0088, 0x0009c0 },
{ 0x008c, 0x0009c8 },
{ 0x0090, 0x6109b4 },
{ 0x0094, 0x610970 },
{ 0x00a0, 0x610998 },
{ 0x00a4, 0x610964 },
{ 0x00c0, 0x610958 },
{ 0x00e0, 0x6109a8 },
{ 0x00e4, 0x6109d0 },
{ 0x00e8, 0x6109d8 },
{ 0x0100, 0x61094c },
{ 0x0104, 0x610984 },
{ 0x0108, 0x61098c },
{ 0x0800, 0x6109f8 },
{ 0x0808, 0x610a08 },
{ 0x080c, 0x610a10 },
{ 0x0810, 0x610a00 },
{}
}
};
static const struct nvkm_disp_chan_mthd
nv50_disp_ovly_mthd = {
.name = "Overlay",
.addr = 0x000540,
.prev = 0x000004,
.data = {
{ "Global", 1, &nv50_disp_ovly_mthd_base },
{}
}
};
static const struct nvkm_disp_chan_user
nv50_disp_ovly = {
.func = &nv50_disp_dmac_func,
.ctrl = 3,
.user = 3,
.mthd = &nv50_disp_ovly_mthd,
};
static const struct nvkm_disp_mthd_list
nv50_disp_base_mthd_base = {
.mthd = 0x0000,
.addr = 0x000000,
.data = {
{ 0x0080, 0x000000 },
{ 0x0084, 0x0008c4 },
{ 0x0088, 0x0008d0 },
{ 0x008c, 0x0008dc },
{ 0x0090, 0x0008e4 },
{ 0x0094, 0x610884 },
{ 0x00a0, 0x6108a0 },
{ 0x00a4, 0x610878 },
{ 0x00c0, 0x61086c },
{ 0x00e0, 0x610858 },
{ 0x00e4, 0x610860 },
{ 0x00e8, 0x6108ac },
{ 0x00ec, 0x6108b4 },
{ 0x0100, 0x610894 },
{ 0x0110, 0x6108bc },
{ 0x0114, 0x61088c },
{}
}
};
const struct nvkm_disp_mthd_list
nv50_disp_base_mthd_image = {
.mthd = 0x0400,
.addr = 0x000000,
.data = {
{ 0x0800, 0x6108f0 },
{ 0x0804, 0x6108fc },
{ 0x0808, 0x61090c },
{ 0x080c, 0x610914 },
{ 0x0810, 0x610904 },
{}
}
};
static const struct nvkm_disp_chan_mthd
nv50_disp_base_mthd = {
.name = "Base",
.addr = 0x000540,
.prev = 0x000004,
.data = {
{ "Global", 1, &nv50_disp_base_mthd_base },
{ "Image", 2, &nv50_disp_base_mthd_image },
{}
}
};
static const struct nvkm_disp_chan_user
nv50_disp_base = {
.func = &nv50_disp_dmac_func,
.ctrl = 1,
.user = 1,
.mthd = &nv50_disp_base_mthd,
};
const struct nvkm_disp_mthd_list
nv50_disp_core_mthd_base = {
.mthd = 0x0000,
.addr = 0x000000,
.data = {
{ 0x0080, 0x000000 },
{ 0x0084, 0x610bb8 },
{ 0x0088, 0x610b9c },
{ 0x008c, 0x000000 },
{}
}
};
static const struct nvkm_disp_mthd_list
nv50_disp_core_mthd_dac = {
.mthd = 0x0080,
.addr = 0x000008,
.data = {
{ 0x0400, 0x610b58 },
{ 0x0404, 0x610bdc },
{ 0x0420, 0x610828 },
{}
}
};
const struct nvkm_disp_mthd_list
nv50_disp_core_mthd_sor = {
.mthd = 0x0040,
.addr = 0x000008,
.data = {
{ 0x0600, 0x610b70 },
{}
}
};
const struct nvkm_disp_mthd_list
nv50_disp_core_mthd_pior = {
.mthd = 0x0040,
.addr = 0x000008,
.data = {
{ 0x0700, 0x610b80 },
{}
}
};
static const struct nvkm_disp_mthd_list
nv50_disp_core_mthd_head = {
.mthd = 0x0400,
.addr = 0x000540,
.data = {
{ 0x0800, 0x610ad8 },
{ 0x0804, 0x610ad0 },
{ 0x0808, 0x610a48 },
{ 0x080c, 0x610a78 },
{ 0x0810, 0x610ac0 },
{ 0x0814, 0x610af8 },
{ 0x0818, 0x610b00 },
{ 0x081c, 0x610ae8 },
{ 0x0820, 0x610af0 },
{ 0x0824, 0x610b08 },
{ 0x0828, 0x610b10 },
{ 0x082c, 0x610a68 },
{ 0x0830, 0x610a60 },
{ 0x0834, 0x000000 },
{ 0x0838, 0x610a40 },
{ 0x0840, 0x610a24 },
{ 0x0844, 0x610a2c },
{ 0x0848, 0x610aa8 },
{ 0x084c, 0x610ab0 },
{ 0x0860, 0x610a84 },
{ 0x0864, 0x610a90 },
{ 0x0868, 0x610b18 },
{ 0x086c, 0x610b20 },
{ 0x0870, 0x610ac8 },
{ 0x0874, 0x610a38 },
{ 0x0880, 0x610a58 },
{ 0x0884, 0x610a9c },
{ 0x08a0, 0x610a70 },
{ 0x08a4, 0x610a50 },
{ 0x08a8, 0x610ae0 },
{ 0x08c0, 0x610b28 },
{ 0x08c4, 0x610b30 },
{ 0x08c8, 0x610b40 },
{ 0x08d4, 0x610b38 },
{ 0x08d8, 0x610b48 },
{ 0x08dc, 0x610b50 },
{ 0x0900, 0x610a18 },
{ 0x0904, 0x610ab8 },
{}
}
};
static const struct nvkm_disp_chan_mthd
nv50_disp_core_mthd = {
.name = "Core",
.addr = 0x000000,
.prev = 0x000004,
.data = {
{ "Global", 1, &nv50_disp_core_mthd_base },
{ "DAC", 3, &nv50_disp_core_mthd_dac },
{ "SOR", 2, &nv50_disp_core_mthd_sor },
{ "PIOR", 3, &nv50_disp_core_mthd_pior },
{ "HEAD", 2, &nv50_disp_core_mthd_head },
{}
}
};
static void
nv50_disp_core_fini(struct nvkm_disp_chan *chan)
{
struct nvkm_subdev *subdev = &chan->disp->engine.subdev;
struct nvkm_device *device = subdev->device;
/* deactivate channel */
nvkm_mask(device, 0x610200, 0x00000010, 0x00000000);
nvkm_mask(device, 0x610200, 0x00000003, 0x00000000);
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x610200) & 0x001e0000))
break;
) < 0) {
nvkm_error(subdev, "core fini: %08x\n",
nvkm_rd32(device, 0x610200));
}
chan->suspend_put = nvkm_rd32(device, 0x640000);
}
static int
nv50_disp_core_init(struct nvkm_disp_chan *chan)
{
struct nvkm_subdev *subdev = &chan->disp->engine.subdev;
struct nvkm_device *device = subdev->device;
/* attempt to unstick channel from some unknown state */
if ((nvkm_rd32(device, 0x610200) & 0x009f0000) == 0x00020000)
nvkm_mask(device, 0x610200, 0x00800000, 0x00800000);
if ((nvkm_rd32(device, 0x610200) & 0x003f0000) == 0x00030000)
nvkm_mask(device, 0x610200, 0x00600000, 0x00600000);
/* initialise channel for dma command submission */
nvkm_wr32(device, 0x610204, chan->push);
nvkm_wr32(device, 0x610208, 0x00010000);
nvkm_wr32(device, 0x61020c, 0x00000000);
nvkm_mask(device, 0x610200, 0x00000010, 0x00000010);
nvkm_wr32(device, 0x640000, chan->suspend_put);
nvkm_wr32(device, 0x610200, 0x01000013);
/* wait for it to go inactive */
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x610200) & 0x80000000))
break;
) < 0) {
nvkm_error(subdev, "core init: %08x\n",
nvkm_rd32(device, 0x610200));
return -EBUSY;
}
return 0;
}
const struct nvkm_disp_chan_func
nv50_disp_core_func = {
.push = nv50_disp_dmac_push,
.init = nv50_disp_core_init,
.fini = nv50_disp_core_fini,
.intr = nv50_disp_chan_intr,
.user = nv50_disp_chan_user,
.bind = nv50_disp_dmac_bind,
};
static const struct nvkm_disp_chan_user
nv50_disp_core = {
.func = &nv50_disp_core_func,
.ctrl = 0,
.user = 0,
.mthd = &nv50_disp_core_mthd,
};
static u32
nv50_disp_super_iedt(struct nvkm_head *head, struct nvkm_outp *outp,
u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
struct nvbios_outp *iedt)
{
struct nvkm_bios *bios = head->disp->engine.subdev.device->bios;
const u8 l = ffs(outp->info.link);
const u16 t = outp->info.hasht;
const u16 m = (0x0100 << head->id) | (l << 6) | outp->info.or;
u32 data = nvbios_outp_match(bios, t, m, ver, hdr, cnt, len, iedt);
if (!data)
OUTP_DBG(outp, "missing IEDT for %04x:%04x", t, m);
return data;
}
static void
nv50_disp_super_ied_on(struct nvkm_head *head,
struct nvkm_ior *ior, int id, u32 khz)
{
struct nvkm_subdev *subdev = &head->disp->engine.subdev;
struct nvkm_bios *bios = subdev->device->bios;
struct nvkm_outp *outp = ior->asy.outp;
struct nvbios_ocfg iedtrs;
struct nvbios_outp iedt;
u8 ver, hdr, cnt, len, flags = 0x00;
u32 data;
if (!outp) {
IOR_DBG(ior, "nothing to attach");
return;
}
/* Lookup IED table for the device. */
data = nv50_disp_super_iedt(head, outp, &ver, &hdr, &cnt, &len, &iedt);
if (!data)
return;
/* Lookup IEDT runtime settings for the current configuration. */
if (ior->type == SOR) {
if (ior->asy.proto == LVDS) {
if (head->asy.or.depth == 24)
flags |= 0x02;
}
if (ior->asy.link == 3)
flags |= 0x01;
}
data = nvbios_ocfg_match(bios, data, ior->asy.proto_evo, flags,
&ver, &hdr, &cnt, &len, &iedtrs);
if (!data) {
OUTP_DBG(outp, "missing IEDT RS for %02x:%02x",
ior->asy.proto_evo, flags);
return;
}
/* Execute the OnInt[23] script for the current frequency. */
data = nvbios_oclk_match(bios, iedtrs.clkcmp[id], khz);
if (!data) {
OUTP_DBG(outp, "missing IEDT RSS %d for %02x:%02x %d khz",
id, ior->asy.proto_evo, flags, khz);
return;
}
nvbios_init(subdev, data,
init.outp = &outp->info;
init.or = ior->id;
init.link = ior->asy.link;
init.head = head->id;
);
}
static void
nv50_disp_super_ied_off(struct nvkm_head *head, struct nvkm_ior *ior, int id)
{
struct nvkm_outp *outp = ior->arm.outp;
struct nvbios_outp iedt;
u8 ver, hdr, cnt, len;
u32 data;
if (!outp) {
IOR_DBG(ior, "nothing attached");
return;
}
data = nv50_disp_super_iedt(head, outp, &ver, &hdr, &cnt, &len, &iedt);
if (!data)
return;
nvbios_init(&head->disp->engine.subdev, iedt.script[id],
init.outp = &outp->info;
init.or = ior->id;
init.link = ior->arm.link;
init.head = head->id;
);
}
static struct nvkm_ior *
nv50_disp_super_ior_asy(struct nvkm_head *head)
{
struct nvkm_ior *ior;
list_for_each_entry(ior, &head->disp->iors, head) {
if (ior->asy.head & (1 << head->id)) {
HEAD_DBG(head, "to %s", ior->name);
return ior;
}
}
HEAD_DBG(head, "nothing to attach");
return NULL;
}
static struct nvkm_ior *
nv50_disp_super_ior_arm(struct nvkm_head *head)
{
struct nvkm_ior *ior;
list_for_each_entry(ior, &head->disp->iors, head) {
if (ior->arm.head & (1 << head->id)) {
HEAD_DBG(head, "on %s", ior->name);
return ior;
}
}
HEAD_DBG(head, "nothing attached");
return NULL;
}
void
nv50_disp_super_3_0(struct nvkm_disp *disp, struct nvkm_head *head)
{
struct nvkm_ior *ior;
/* Determine which OR, if any, we're attaching to the head. */
HEAD_DBG(head, "supervisor 3.0");
ior = nv50_disp_super_ior_asy(head);
if (!ior)
return;
/* Execute OnInt3 IED script. */
nv50_disp_super_ied_on(head, ior, 1, head->asy.hz / 1000);
/* OR-specific handling. */
if (ior->func->war_3)
ior->func->war_3(ior);
}
static void
nv50_disp_super_2_2_dp(struct nvkm_head *head, struct nvkm_ior *ior)
{
struct nvkm_subdev *subdev = &head->disp->engine.subdev;
const u32 khz = head->asy.hz / 1000;
const u32 linkKBps = ior->dp.bw * 27000;
const u32 symbol = 100000;
int bestTU = 0, bestVTUi = 0, bestVTUf = 0, bestVTUa = 0;
int TU, VTUi, VTUf, VTUa;
u64 link_data_rate, link_ratio, unk;
u32 best_diff = 64 * symbol;
u64 h, v;
/* symbols/hblank - algorithm taken from comments in tegra driver */
h = head->asy.hblanke + head->asy.htotal - head->asy.hblanks - 7;
h = h * linkKBps;
do_div(h, khz);
h = h - (3 * ior->dp.ef) - (12 / ior->dp.nr);
/* symbols/vblank - algorithm taken from comments in tegra driver */
v = head->asy.vblanks - head->asy.vblanke - 25;
v = v * linkKBps;
do_div(v, khz);
v = v - ((36 / ior->dp.nr) + 3) - 1;
ior->func->dp->audio_sym(ior, head->id, h, v);
/* watermark / activesym */
link_data_rate = (khz * head->asy.or.depth / 8) / ior->dp.nr;
/* calculate ratio of packed data rate to link symbol rate */
link_ratio = link_data_rate * symbol;
do_div(link_ratio, linkKBps);
for (TU = 64; ior->func->dp->activesym && TU >= 32; TU--) {
/* calculate average number of valid symbols in each TU */
u32 tu_valid = link_ratio * TU;
u32 calc, diff;
/* find a hw representation for the fraction.. */
VTUi = tu_valid / symbol;
calc = VTUi * symbol;
diff = tu_valid - calc;
if (diff) {
if (diff >= (symbol / 2)) {
VTUf = symbol / (symbol - diff);
if (symbol - (VTUf * diff))
VTUf++;
if (VTUf <= 15) {
VTUa = 1;
calc += symbol - (symbol / VTUf);
} else {
VTUa = 0;
VTUf = 1;
calc += symbol;
}
} else {
VTUa = 0;
VTUf = min((int)(symbol / diff), 15);
calc += symbol / VTUf;
}
diff = calc - tu_valid;
} else {
/* no remainder, but the hw doesn't like the fractional
* part to be zero. decrement the integer part and
* have the fraction add a whole symbol back
*/
VTUa = 0;
VTUf = 1;
VTUi--;
}
if (diff < best_diff) {
best_diff = diff;
bestTU = TU;
bestVTUa = VTUa;
bestVTUf = VTUf;
bestVTUi = VTUi;
if (diff == 0)
break;
}
}
if (ior->func->dp->activesym) {
if (!bestTU) {
nvkm_error(subdev, "unable to determine dp config\n");
return;
}
ior->func->dp->activesym(ior, head->id, bestTU, bestVTUa, bestVTUf, bestVTUi);
} else {
bestTU = 64;
}
/* XXX close to vbios numbers, but not right */
unk = (symbol - link_ratio) * bestTU;
unk *= link_ratio;
do_div(unk, symbol);
do_div(unk, symbol);
unk += 6;
ior->func->dp->watermark(ior, head->id, unk);
}
void
nv50_disp_super_2_2(struct nvkm_disp *disp, struct nvkm_head *head)
{
const u32 khz = head->asy.hz / 1000;
struct nvkm_outp *outp;
struct nvkm_ior *ior;
/* Determine which OR, if any, we're attaching from the head. */
HEAD_DBG(head, "supervisor 2.2");
ior = nv50_disp_super_ior_asy(head);
if (!ior)
return;
outp = ior->asy.outp;
/* For some reason, NVIDIA decided not to:
*
* A) Give dual-link LVDS a separate EVO protocol, like for TMDS.
* and
* B) Use SetControlOutputResource.PixelDepth on LVDS.
*
* Override the values we usually read from HW with the same
* data we pass though an ioctl instead.
*/
if (outp && ior->type == SOR && ior->asy.proto == LVDS) {
head->asy.or.depth = outp->lvds.bpc8 ? 24 : 18;
ior->asy.link = outp->lvds.dual ? 3 : 1;
}
/* Handle any link training, etc. */
if (outp && outp->func->acquire)
outp->func->acquire(outp);
/* Execute OnInt2 IED script. */
nv50_disp_super_ied_on(head, ior, 0, khz);
/* Program RG clock divider. */
head->func->rgclk(head, ior->asy.rgdiv);
/* Mode-specific internal DP configuration. */
if (ior->type == SOR && ior->asy.proto == DP)
nv50_disp_super_2_2_dp(head, ior);
/* OR-specific handling. */
ior->func->clock(ior);
if (ior->func->war_2)
ior->func->war_2(ior);
}
void
nv50_disp_super_2_1(struct nvkm_disp *disp, struct nvkm_head *head)
{
struct nvkm_devinit *devinit = disp->engine.subdev.device->devinit;
const u32 khz = head->asy.hz / 1000;
HEAD_DBG(head, "supervisor 2.1 - %d khz", khz);
if (khz)
nvkm_devinit_pll_set(devinit, PLL_VPLL0 + head->id, khz);
}
void
nv50_disp_super_2_0(struct nvkm_disp *disp, struct nvkm_head *head)
{
struct nvkm_outp *outp;
struct nvkm_ior *ior;
/* Determine which OR, if any, we're detaching from the head. */
HEAD_DBG(head, "supervisor 2.0");
ior = nv50_disp_super_ior_arm(head);
if (!ior)
return;
/* Execute OffInt2 IED script. */
nv50_disp_super_ied_off(head, ior, 2);
/* If we're shutting down the OR's only active head, execute
* the output path's disable function.
*/
if (ior->arm.head == (1 << head->id)) {
if ((outp = ior->arm.outp) && outp->func->disable)
outp->func->disable(outp, ior);
}
}
void
nv50_disp_super_1_0(struct nvkm_disp *disp, struct nvkm_head *head)
{
struct nvkm_ior *ior;
/* Determine which OR, if any, we're detaching from the head. */
HEAD_DBG(head, "supervisor 1.0");
ior = nv50_disp_super_ior_arm(head);
if (!ior)
return;
/* Execute OffInt1 IED script. */
nv50_disp_super_ied_off(head, ior, 1);
}
void
nv50_disp_super_1(struct nvkm_disp *disp)
{
struct nvkm_head *head;
struct nvkm_ior *ior;
list_for_each_entry(head, &disp->heads, head) {
head->func->state(head, &head->arm);
head->func->state(head, &head->asy);
}
list_for_each_entry(ior, &disp->iors, head) {
ior->func->state(ior, &ior->arm);
ior->func->state(ior, &ior->asy);
}
}
void
nv50_disp_super(struct work_struct *work)
{
struct nvkm_disp *disp = container_of(work, struct nvkm_disp, super.work);
struct nvkm_subdev *subdev = &disp->engine.subdev;
struct nvkm_device *device = subdev->device;
struct nvkm_head *head;
u32 super;
mutex_lock(&disp->super.mutex);
super = nvkm_rd32(device, 0x610030);
nvkm_debug(subdev, "supervisor %08x %08x\n", disp->super.pending, super);
if (disp->super.pending & 0x00000010) {
nv50_disp_chan_mthd(disp->chan[0], NV_DBG_DEBUG);
nv50_disp_super_1(disp);
list_for_each_entry(head, &disp->heads, head) {
if (!(super & (0x00000020 << head->id)))
continue;
if (!(super & (0x00000080 << head->id)))
continue;
nv50_disp_super_1_0(disp, head);
}
} else
if (disp->super.pending & 0x00000020) {
list_for_each_entry(head, &disp->heads, head) {
if (!(super & (0x00000080 << head->id)))
continue;
nv50_disp_super_2_0(disp, head);
}
nvkm_outp_route(disp);
list_for_each_entry(head, &disp->heads, head) {
if (!(super & (0x00000200 << head->id)))
continue;
nv50_disp_super_2_1(disp, head);
}
list_for_each_entry(head, &disp->heads, head) {
if (!(super & (0x00000080 << head->id)))
continue;
nv50_disp_super_2_2(disp, head);
}
} else
if (disp->super.pending & 0x00000040) {
list_for_each_entry(head, &disp->heads, head) {
if (!(super & (0x00000080 << head->id)))
continue;
nv50_disp_super_3_0(disp, head);
}
}
nvkm_wr32(device, 0x610030, 0x80000000);
mutex_unlock(&disp->super.mutex);
}
const struct nvkm_enum
nv50_disp_intr_error_type[] = {
{ 0, "NONE" },
{ 1, "PUSHBUFFER_ERR" },
{ 2, "TRAP" },
{ 3, "RESERVED_METHOD" },
{ 4, "INVALID_ARG" },
{ 5, "INVALID_STATE" },
{ 7, "UNRESOLVABLE_HANDLE" },
{}
};
static const struct nvkm_enum
nv50_disp_intr_error_code[] = {
{ 0x00, "" },
{}
};
static void
nv50_disp_intr_error(struct nvkm_disp *disp, int chid)
{
struct nvkm_subdev *subdev = &disp->engine.subdev;
struct nvkm_device *device = subdev->device;
u32 data = nvkm_rd32(device, 0x610084 + (chid * 0x08));
u32 addr = nvkm_rd32(device, 0x610080 + (chid * 0x08));
u32 code = (addr & 0x00ff0000) >> 16;
u32 type = (addr & 0x00007000) >> 12;
u32 mthd = (addr & 0x00000ffc);
const struct nvkm_enum *ec, *et;
et = nvkm_enum_find(nv50_disp_intr_error_type, type);
ec = nvkm_enum_find(nv50_disp_intr_error_code, code);
nvkm_error(subdev,
"ERROR %d [%s] %02x [%s] chid %d mthd %04x data %08x\n",
type, et ? et->name : "", code, ec ? ec->name : "",
chid, mthd, data);
if (chid < ARRAY_SIZE(disp->chan)) {
switch (mthd) {
case 0x0080:
nv50_disp_chan_mthd(disp->chan[chid], NV_DBG_ERROR);
break;
default:
break;
}
}
nvkm_wr32(device, 0x610020, 0x00010000 << chid);
nvkm_wr32(device, 0x610080 + (chid * 0x08), 0x90000000);
}
void
nv50_disp_intr(struct nvkm_disp *disp)
{
struct nvkm_device *device = disp->engine.subdev.device;
u32 intr0 = nvkm_rd32(device, 0x610020);
u32 intr1 = nvkm_rd32(device, 0x610024);
while (intr0 & 0x001f0000) {
u32 chid = __ffs(intr0 & 0x001f0000) - 16;
nv50_disp_intr_error(disp, chid);
intr0 &= ~(0x00010000 << chid);
}
while (intr0 & 0x0000001f) {
u32 chid = __ffs(intr0 & 0x0000001f);
nv50_disp_chan_uevent_send(disp, chid);
intr0 &= ~(0x00000001 << chid);
}
if (intr1 & 0x00000004) {
nvkm_disp_vblank(disp, 0);
nvkm_wr32(device, 0x610024, 0x00000004);
}
if (intr1 & 0x00000008) {
nvkm_disp_vblank(disp, 1);
nvkm_wr32(device, 0x610024, 0x00000008);
}
if (intr1 & 0x00000070) {
disp->super.pending = (intr1 & 0x00000070);
queue_work(disp->super.wq, &disp->super.work);
nvkm_wr32(device, 0x610024, disp->super.pending);
}
}
void
nv50_disp_fini(struct nvkm_disp *disp)
{
struct nvkm_device *device = disp->engine.subdev.device;
/* disable all interrupts */
nvkm_wr32(device, 0x610024, 0x00000000);
nvkm_wr32(device, 0x610020, 0x00000000);
}
int
nv50_disp_init(struct nvkm_disp *disp)
{
struct nvkm_device *device = disp->engine.subdev.device;
struct nvkm_head *head;
u32 tmp;
int i;
/* The below segments of code copying values from one register to
* another appear to inform EVO of the display capabilities or
* something similar. NFI what the 0x614004 caps are for..
*/
tmp = nvkm_rd32(device, 0x614004);
nvkm_wr32(device, 0x610184, tmp);
/* ... CRTC caps */
list_for_each_entry(head, &disp->heads, head) {
tmp = nvkm_rd32(device, 0x616100 + (head->id * 0x800));
nvkm_wr32(device, 0x610190 + (head->id * 0x10), tmp);
tmp = nvkm_rd32(device, 0x616104 + (head->id * 0x800));
nvkm_wr32(device, 0x610194 + (head->id * 0x10), tmp);
tmp = nvkm_rd32(device, 0x616108 + (head->id * 0x800));
nvkm_wr32(device, 0x610198 + (head->id * 0x10), tmp);
tmp = nvkm_rd32(device, 0x61610c + (head->id * 0x800));
nvkm_wr32(device, 0x61019c + (head->id * 0x10), tmp);
}
/* ... DAC caps */
for (i = 0; i < disp->dac.nr; i++) {
tmp = nvkm_rd32(device, 0x61a000 + (i * 0x800));
nvkm_wr32(device, 0x6101d0 + (i * 0x04), tmp);
}
/* ... SOR caps */
for (i = 0; i < disp->sor.nr; i++) {
tmp = nvkm_rd32(device, 0x61c000 + (i * 0x800));
nvkm_wr32(device, 0x6101e0 + (i * 0x04), tmp);
}
/* ... PIOR caps */
for (i = 0; i < disp->pior.nr; i++) {
tmp = nvkm_rd32(device, 0x61e000 + (i * 0x800));
nvkm_wr32(device, 0x6101f0 + (i * 0x04), tmp);
}
/* steal display away from vbios, or something like that */
if (nvkm_rd32(device, 0x610024) & 0x00000100) {
nvkm_wr32(device, 0x610024, 0x00000100);
nvkm_mask(device, 0x6194e8, 0x00000001, 0x00000000);
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x6194e8) & 0x00000002))
break;
) < 0)
return -EBUSY;
}
/* point at display engine memory area (hash table, objects) */
nvkm_wr32(device, 0x610010, (disp->inst->addr >> 8) | 9);
/* enable supervisor interrupts, disable everything else */
nvkm_wr32(device, 0x61002c, 0x00000370);
nvkm_wr32(device, 0x610028, 0x00000000);
return 0;
}
int
nv50_disp_oneinit(struct nvkm_disp *disp)
{
const struct nvkm_disp_func *func = disp->func;
struct nvkm_subdev *subdev = &disp->engine.subdev;
struct nvkm_device *device = subdev->device;
int ret, i;
if (func->wndw.cnt) {
disp->wndw.nr = func->wndw.cnt(disp, &disp->wndw.mask);
nvkm_debug(subdev, "Window(s): %d (%08lx)\n", disp->wndw.nr, disp->wndw.mask);
}
disp->head.nr = func->head.cnt(disp, &disp->head.mask);
nvkm_debug(subdev, " Head(s): %d (%02lx)\n", disp->head.nr, disp->head.mask);
for_each_set_bit(i, &disp->head.mask, disp->head.nr) {
ret = func->head.new(disp, i);
if (ret)
return ret;
}
if (func->dac.cnt) {
disp->dac.nr = func->dac.cnt(disp, &disp->dac.mask);
nvkm_debug(subdev, " DAC(s): %d (%02lx)\n", disp->dac.nr, disp->dac.mask);
for_each_set_bit(i, &disp->dac.mask, disp->dac.nr) {
ret = func->dac.new(disp, i);
if (ret)
return ret;
}
}
if (func->pior.cnt) {
disp->pior.nr = func->pior.cnt(disp, &disp->pior.mask);
nvkm_debug(subdev, " PIOR(s): %d (%02lx)\n", disp->pior.nr, disp->pior.mask);
for_each_set_bit(i, &disp->pior.mask, disp->pior.nr) {
ret = func->pior.new(disp, i);
if (ret)
return ret;
}
}
disp->sor.nr = func->sor.cnt(disp, &disp->sor.mask);
nvkm_debug(subdev, " SOR(s): %d (%02lx)\n", disp->sor.nr, disp->sor.mask);
for_each_set_bit(i, &disp->sor.mask, disp->sor.nr) {
ret = func->sor.new(disp, i);
if (ret)
return ret;
}
ret = nvkm_gpuobj_new(device, 0x10000, 0x10000, false, NULL, &disp->inst);
if (ret)
return ret;
return nvkm_ramht_new(device, func->ramht_size ? func->ramht_size :
0x1000, 0, disp->inst, &disp->ramht);
}
static const struct nvkm_disp_func
nv50_disp = {
.oneinit = nv50_disp_oneinit,
.init = nv50_disp_init,
.fini = nv50_disp_fini,
.intr = nv50_disp_intr,
.super = nv50_disp_super,
.uevent = &nv50_disp_chan_uevent,
.head = { .cnt = nv50_head_cnt, .new = nv50_head_new },
.dac = { .cnt = nv50_dac_cnt, .new = nv50_dac_new },
.sor = { .cnt = nv50_sor_cnt, .new = nv50_sor_new },
.pior = { .cnt = nv50_pior_cnt, .new = nv50_pior_new },
.root = { 0, 0, NV50_DISP },
.user = {
{{0,0,NV50_DISP_CURSOR }, nvkm_disp_chan_new, &nv50_disp_curs },
{{0,0,NV50_DISP_OVERLAY }, nvkm_disp_chan_new, &nv50_disp_oimm },
{{0,0,NV50_DISP_BASE_CHANNEL_DMA }, nvkm_disp_chan_new, &nv50_disp_base },
{{0,0,NV50_DISP_CORE_CHANNEL_DMA }, nvkm_disp_core_new, &nv50_disp_core },
{{0,0,NV50_DISP_OVERLAY_CHANNEL_DMA}, nvkm_disp_chan_new, &nv50_disp_ovly },
{}
}
};
int
nv50_disp_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_disp **pdisp)
{
return nvkm_disp_new_(&nv50_disp, device, type, inst, pdisp);
}