static enum drm_connector_status
nv50_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector)
{
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
struct drm_device *dev = encoder->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
enum drm_connector_status status = connector_status_disconnected;
uint32_t dpms_state, load_pattern, load_state;
int or = nv_encoder->or;
nv_wr32(dev, NV50_PDISPLAY_DAC_CLK_CTRL1(or), 0x00000001);
dpms_state = nv_rd32(dev, NV50_PDISPLAY_DAC_DPMS_CTRL(or));
nv_wr32(dev, NV50_PDISPLAY_DAC_DPMS_CTRL(or),
0x00150000 | NV50_PDISPLAY_DAC_DPMS_CTRL_PENDING);
if (!nv_wait(NV50_PDISPLAY_DAC_DPMS_CTRL(or),
NV50_PDISPLAY_DAC_DPMS_CTRL_PENDING, 0)) {
NV_ERROR(dev, "timeout: DAC_DPMS_CTRL_PENDING(%d) == 0\n", or);
NV_ERROR(dev, "DAC_DPMS_CTRL(%d) = 0x%08x\n", or,
nv_rd32(dev, NV50_PDISPLAY_DAC_DPMS_CTRL(or)));
return status;
}
/* Use bios provided value if possible. */
if (dev_priv->vbios->dactestval) {
load_pattern = dev_priv->vbios->dactestval;
NV_DEBUG(dev, "Using bios provided load_pattern of %d\n",
load_pattern);
} else {
load_pattern = 340;
NV_DEBUG(dev, "Using default load_pattern of %d\n",
load_pattern);
}
nv_wr32(dev, NV50_PDISPLAY_DAC_LOAD_CTRL(or),
NV50_PDISPLAY_DAC_LOAD_CTRL_ACTIVE | load_pattern);
mdelay(45); /* give it some time to process */
load_state = nv_rd32(dev, NV50_PDISPLAY_DAC_LOAD_CTRL(or));
nv_wr32(dev, NV50_PDISPLAY_DAC_LOAD_CTRL(or), 0);
nv_wr32(dev, NV50_PDISPLAY_DAC_DPMS_CTRL(or), dpms_state |
NV50_PDISPLAY_DAC_DPMS_CTRL_PENDING);
if ((load_state & NV50_PDISPLAY_DAC_LOAD_CTRL_PRESENT) ==
NV50_PDISPLAY_DAC_LOAD_CTRL_PRESENT)
status = connector_status_connected;
if (status == connector_status_connected)
NV_DEBUG(dev, "Load was detected on output with or %d\n", or);
else
NV_DEBUG(dev, "Load was not detected on output with or %d\n", or);
return status;
}
static int
nva3_copy_context_new(struct nouveau_channel *chan, int engine)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_gpuobj *ramin = chan->ramin;
struct nouveau_gpuobj *ctx = NULL;
int ret;
NV_DEBUG(dev, "ch%d\n", chan->id);
ret = nouveau_gpuobj_new(dev, chan, 256, 0, NVOBJ_FLAG_ZERO_ALLOC |
NVOBJ_FLAG_ZERO_FREE, &ctx);
if (ret)
return ret;
nv_wo32(ramin, 0xc0, 0x00190000);
nv_wo32(ramin, 0xc4, ctx->vinst + ctx->size - 1);
nv_wo32(ramin, 0xc8, ctx->vinst);
nv_wo32(ramin, 0xcc, 0x00000000);
nv_wo32(ramin, 0xd0, 0x00000000);
nv_wo32(ramin, 0xd4, 0x00000000);
dev_priv->engine.instmem.flush(dev);
atomic_inc(&chan->vm->engref[engine]);
chan->engctx[engine] = ctx;
return 0;
}
void
nv50_graph_destroy_context(struct nouveau_channel *chan)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo;
int i, hdr = (dev_priv->chipset == 0x50) ? 0x200 : 0x20;
unsigned long flags;
NV_DEBUG(dev, "ch%d\n", chan->id);
if (!chan->ramin)
return;
spin_lock_irqsave(&dev_priv->context_switch_lock, flags);
pfifo->reassign(dev, false);
pgraph->fifo_access(dev, false);
if (pgraph->channel(dev) == chan)
pgraph->unload_context(dev);
for (i = hdr; i < hdr + 24; i += 4)
nv_wo32(chan->ramin, i, 0);
dev_priv->engine.instmem.flush(dev);
pgraph->fifo_access(dev, true);
pfifo->reassign(dev, true);
spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
nouveau_gpuobj_ref(NULL, &chan->ramin_grctx);
atomic_dec(&chan->vm->pgraph_refs);
}
static void nv04_tv_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
struct nv04_mode_state *state = &nv04_display(dev)->mode_reg;
uint8_t crtc1A;
NV_DEBUG(drm, "Setting dpms mode %d on TV encoder (output %d)\n",
mode, nv_encoder->dcb->index);
state->pllsel &= ~(PLLSEL_TV_CRTC1_MASK | PLLSEL_TV_CRTC2_MASK);
if (mode == DRM_MODE_DPMS_ON) {
int head = nouveau_crtc(encoder->crtc)->index;
crtc1A = NVReadVgaCrtc(dev, head, NV_CIO_CRE_RPC1_INDEX);
state->pllsel |= head ? PLLSEL_TV_CRTC2_MASK :
PLLSEL_TV_CRTC1_MASK;
/* Inhibit hsync */
crtc1A |= 0x80;
NVWriteVgaCrtc(dev, head, NV_CIO_CRE_RPC1_INDEX, crtc1A);
}
NVWriteRAMDAC(dev, 0, NV_PRAMDAC_PLL_COEFF_SELECT, state->pllsel);
get_slave_funcs(encoder)->dpms(encoder, mode);
}
static void
nv50_graph_init_regs__nv(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
uint32_t units = nv_rd32(dev, 0x1540);
int i;
NV_DEBUG(dev, "\n");
nv_wr32(dev, 0x400804, 0xc0000000);
nv_wr32(dev, 0x406800, 0xc0000000);
nv_wr32(dev, 0x400c04, 0xc0000000);
nv_wr32(dev, 0x401800, 0xc0000000);
nv_wr32(dev, 0x405018, 0xc0000000);
nv_wr32(dev, 0x402000, 0xc0000000);
for (i = 0; i < 16; i++) {
if (units & 1 << i) {
if (dev_priv->chipset < 0xa0) {
nv_wr32(dev, 0x408900 + (i << 12), 0xc0000000);
nv_wr32(dev, 0x408e08 + (i << 12), 0xc0000000);
nv_wr32(dev, 0x408314 + (i << 12), 0xc0000000);
} else {
nv_wr32(dev, 0x408600 + (i << 11), 0xc0000000);
nv_wr32(dev, 0x408708 + (i << 11), 0xc0000000);
nv_wr32(dev, 0x40831c + (i << 11), 0xc0000000);
}
}
}
nv_wr32(dev, 0x400108, 0xffffffff);
nv_wr32(dev, 0x400824, 0x00004000);
nv_wr32(dev, 0x400500, 0x00010001);
}
static void
nv50_cursor_hide(struct nouveau_crtc *nv_crtc, bool update)
{
struct drm_device *dev = nv_crtc->base.dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_channel *evo = nv50_display(dev)->master;
int ret;
NV_DEBUG(drm, "\n");
if (update && !nv_crtc->cursor.visible)
return;
ret = RING_SPACE(evo, (nv_device(drm->device)->chipset != 0x50 ? 5 : 3) + update * 2);
if (ret) {
NV_ERROR(drm, "no space while hiding cursor\n");
return;
}
BEGIN_NV04(evo, 0, NV50_EVO_CRTC(nv_crtc->index, CURSOR_CTRL), 2);
OUT_RING(evo, NV50_EVO_CRTC_CURSOR_CTRL_HIDE);
OUT_RING(evo, 0);
if (nv_device(drm->device)->chipset != 0x50) {
BEGIN_NV04(evo, 0, NV84_EVO_CRTC(nv_crtc->index, CURSOR_DMA), 1);
OUT_RING(evo, NV84_EVO_CRTC_CURSOR_DMA_HANDLE_NONE);
}
if (update) {
BEGIN_NV04(evo, 0, NV50_EVO_UPDATE, 1);
OUT_RING(evo, 0);
FIRE_RING(evo);
nv_crtc->cursor.visible = false;
}
}
int
nv50_dac_create(struct drm_device *dev, struct dcb_entry *entry)
{
struct nouveau_encoder *nv_encoder;
struct drm_encoder *encoder;
NV_DEBUG(dev, "\n");
NV_INFO(dev, "Detected a DAC output\n");
nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL);
if (!nv_encoder)
return -ENOMEM;
encoder = to_drm_encoder(nv_encoder);
nv_encoder->dcb = entry;
nv_encoder->or = ffs(entry->or) - 1;
nv_encoder->disconnect = nv50_dac_disconnect;
drm_encoder_init(dev, encoder, &nv50_dac_encoder_funcs,
DRM_MODE_ENCODER_DAC);
drm_encoder_helper_add(encoder, &nv50_dac_helper_funcs);
encoder->possible_crtcs = entry->heads;
encoder->possible_clones = 0;
return 0;
}
int
nva3_pm_clock_get(struct drm_device *dev, u32 id)
{
u32 src0, src1, ctrl, coef;
struct pll_lims pll;
int ret, off;
int P, N, M;
ret = get_pll_limits(dev, id, &pll);
if (ret)
return ret;
off = nva3_pm_pll_offset(id);
if (off < 0)
return off;
src0 = nv_rd32(dev, 0x4120 + (off * 4));
src1 = nv_rd32(dev, 0x4160 + (off * 4));
ctrl = nv_rd32(dev, pll.reg + 0);
coef = nv_rd32(dev, pll.reg + 4);
NV_DEBUG(dev, "PLL %02x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
id, src0, src1, ctrl, coef);
if (ctrl & 0x00000008) {
u32 div = ((src1 & 0x003c0000) >> 18) + 1;
return (pll.refclk * 2) / div;
}
void
nv50_graph_takedown(struct drm_device *dev)
{
NV_DEBUG(dev, "\n");
nv_wr32(dev, 0x40013c, 0x00000000);
nouveau_irq_unregister(dev, 12);
}
static int
nv50_mpeg_context_new(struct nouveau_channel *chan, int engine)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_gpuobj *ramin = chan->ramin;
struct nouveau_gpuobj *ctx = NULL;
int ret;
NV_DEBUG(dev, "ch%d\n", chan->id);
ret = nouveau_gpuobj_new(dev, chan, 128 * 4, 0, NVOBJ_FLAG_ZERO_ALLOC |
NVOBJ_FLAG_ZERO_FREE, &ctx);
if (ret)
return ret;
nv_wo32(ramin, CTX_PTR(dev, 0x00), 0x80190002);
nv_wo32(ramin, CTX_PTR(dev, 0x04), ctx->vinst + ctx->size - 1);
nv_wo32(ramin, CTX_PTR(dev, 0x08), ctx->vinst);
nv_wo32(ramin, CTX_PTR(dev, 0x0c), 0);
nv_wo32(ramin, CTX_PTR(dev, 0x10), 0);
nv_wo32(ramin, CTX_PTR(dev, 0x14), 0x00010000);
nv_wo32(ctx, 0x70, 0x00801ec1);
nv_wo32(ctx, 0x7c, 0x0000037c);
dev_priv->engine.instmem.flush(dev);
chan->engctx[engine] = ctx;
return 0;
}
static void
nv50_fifo_playlist_update(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo;
struct nouveau_gpuobj *cur;
int i, nr;
NV_DEBUG(dev, "\n");
cur = pfifo->playlist[pfifo->cur_playlist];
pfifo->cur_playlist = !pfifo->cur_playlist;
/* We never schedule channel 0 or 127 */
for (i = 1, nr = 0; i < 127; i++) {
if (dev_priv->channels.ptr[i] &&
dev_priv->channels.ptr[i]->ramfc) {
nv_wo32(cur, (nr * 4), i);
nr++;
}
}
dev_priv->engine.instmem.flush(dev);
nv_wr32(dev, 0x32f4, cur->vinst >> 12);
nv_wr32(dev, 0x32ec, nr);
nv_wr32(dev, 0x2500, 0x101);
}
int nouveau_load(struct drm_device *dev, unsigned long flags)
{
struct drm_nouveau_private *dev_priv;
uint32_t reg0;
resource_size_t mmio_start_offs;
int ret;
dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
if (!dev_priv) {
ret = -ENOMEM;
goto err_out;
}
dev->dev_private = dev_priv;
dev_priv->dev = dev;
dev_priv->flags = flags & NOUVEAU_FLAGS;
NV_DEBUG(dev, "vendor: 0x%X device: 0x%X class: 0x%X\n",
dev->pci_vendor, dev->pci_device, dev->pdev->class);
dev_priv->wq = create_workqueue("nouveau");
if (!dev_priv->wq) {
ret = -EINVAL;
goto err_priv;
}
/* resource 0 is mmio regs */
/* resource 1 is linear FB */
/* resource 2 is RAMIN (mmio regs + 0x1000000) */
/* resource 6 is bios */
/* map the mmio regs */
mmio_start_offs = pci_resource_start(dev->pdev, 0);
dev_priv->mmio = ioremap(mmio_start_offs, 0x00800000);
if (!dev_priv->mmio) {
NV_ERROR(dev, "Unable to initialize the mmio mapping. "
"Please report your setup to " DRIVER_EMAIL "\n");
ret = -EINVAL;
goto err_wq;
}
NV_DEBUG(dev, "regs mapped ok at 0x%llx\n",
(unsigned long long)mmio_start_offs);
#ifdef __BIG_ENDIAN
/* Put the card in BE mode if it's not */
if (nv_rd32(dev, NV03_PMC_BOOT_1))
nv_wr32(dev, NV03_PMC_BOOT_1, 0x00000001);
DRM_MEMORYBARRIER();
#endif
/* Time to determine the card architecture */
reg0 = nv_rd32(dev, NV03_PMC_BOOT_0);
/* We're dealing with >=NV10 */
if ((reg0 & 0x0f000000) > 0) {
/* Bit 27-20 contain the architecture in hex */
dev_priv->chipset = (reg0 & 0xff00000) >> 20;
/* NV04 or NV05 */
} else if ((reg0 & 0xff00fff0) == 0x20004000) {
static int
nv50_graph_fini(struct drm_device *dev, int engine)
{
NV_DEBUG(dev, "\n");
nv50_graph_unload_context(dev);
nv_wr32(dev, 0x40013c, 0x00000000);
return 0;
}
static void
legacy_perf_init(struct drm_device *dev)
{
struct nouveau_device *device = nouveau_dev(dev);
struct nouveau_drm *drm = nouveau_drm(dev);
struct nvbios *bios = &drm->vbios;
struct nouveau_pm *pm = nouveau_pm(dev);
char *perf, *entry, *bmp = &bios->data[bios->offset];
int headerlen, use_straps;
if (bmp[5] < 0x5 || bmp[6] < 0x14) {
NV_DEBUG(drm, "BMP version too old for perf\n");
return;
}
perf = ROMPTR(dev, bmp[0x73]);
if (!perf) {
NV_DEBUG(drm, "No memclock table pointer found.\n");
return;
}
switch (perf[0]) {
case 0x12:
case 0x14:
case 0x18:
use_straps = 0;
headerlen = 1;
break;
case 0x01:
use_straps = perf[1] & 1;
headerlen = (use_straps ? 8 : 2);
break;
default:
NV_WARN(drm, "Unknown memclock table version %x.\n", perf[0]);
return;
}
entry = perf + headerlen;
if (use_straps)
entry += (nv_rd32(device, NV_PEXTDEV_BOOT_0) & 0x3c) >> 1;
sprintf(pm->perflvl[0].name, "performance_level_0");
pm->perflvl[0].memory = ROM16(entry[0]) * 20;
pm->nr_perflvl = 1;
}
static void
nv50_graph_init_intr(struct drm_device *dev)
{
NV_DEBUG(dev, "\n");
nv_wr32(dev, NV03_PGRAPH_INTR, 0xffffffff);
nv_wr32(dev, 0x400138, 0xffffffff);
nv_wr32(dev, NV40_PGRAPH_INTR_EN, 0xffffffff);
}
static void
nv50_graph_init_reset(struct drm_device *dev)
{
uint32_t pmc_e = NV_PMC_ENABLE_PGRAPH | (1 << 21);
NV_DEBUG(dev, "\n");
nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) & ~pmc_e);
nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) | pmc_e);
}
static void
nv50_graph_init_regs(struct drm_device *dev)
{
NV_DEBUG(dev, "\n");
nv_wr32(dev, NV04_PGRAPH_DEBUG_3,
(1 << 2) /* HW_CONTEXT_SWITCH_ENABLED */);
nv_wr32(dev, 0x402ca8, 0x800);
}
static void
nouveau_notifier_gpuobj_dtor(struct drm_device *dev,
struct nouveau_gpuobj *gpuobj)
{
NV_DEBUG(dev, "\n");
if (gpuobj->priv)
nouveau_mem_free_block(gpuobj->priv);
}
static void
nouveau_dp_probe_oui(struct drm_device *dev, struct nvkm_i2c_aux *aux, u8 *dpcd)
{
struct nouveau_drm *drm = nouveau_drm(dev);
u8 buf[3];
if (!(dpcd[DP_DOWN_STREAM_PORT_COUNT] & DP_OUI_SUPPORT))
return;
if (!nvkm_rdaux(aux, DP_SINK_OUI, buf, 3))
NV_DEBUG(drm, "Sink OUI: %02hx%02hx%02hx\n",
buf[0], buf[1], buf[2]);
if (!nvkm_rdaux(aux, DP_BRANCH_OUI, buf, 3))
NV_DEBUG(drm, "Branch OUI: %02hx%02hx%02hx\n",
buf[0], buf[1], buf[2]);
}
int
nouveau_dp_detect(struct nouveau_encoder *nv_encoder)
{
struct drm_device *dev = nv_encoder->base.base.dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nvkm_i2c_aux *aux;
u8 dpcd[8];
int ret;
aux = nv_encoder->aux;
if (!aux)
return -ENODEV;
ret = nvkm_rdaux(aux, DP_DPCD_REV, dpcd, sizeof(dpcd));
if (ret)
return ret;
nv_encoder->dp.link_bw = 27000 * dpcd[1];
nv_encoder->dp.link_nr = dpcd[2] & DP_MAX_LANE_COUNT_MASK;
NV_DEBUG(drm, "display: %dx%d dpcd 0x%02x\n",
nv_encoder->dp.link_nr, nv_encoder->dp.link_bw, dpcd[0]);
NV_DEBUG(drm, "encoder: %dx%d\n",
nv_encoder->dcb->dpconf.link_nr,
nv_encoder->dcb->dpconf.link_bw);
if (nv_encoder->dcb->dpconf.link_nr < nv_encoder->dp.link_nr)
nv_encoder->dp.link_nr = nv_encoder->dcb->dpconf.link_nr;
if (nv_encoder->dcb->dpconf.link_bw < nv_encoder->dp.link_bw)
nv_encoder->dp.link_bw = nv_encoder->dcb->dpconf.link_bw;
NV_DEBUG(drm, "maximum: %dx%d\n",
nv_encoder->dp.link_nr, nv_encoder->dp.link_bw);
nouveau_dp_probe_oui(dev, aux, dpcd);
ret = nv50_mstm_detect(nv_encoder->dp.mstm, dpcd, nouveau_mst);
if (ret == 1)
return NOUVEAU_DP_MST;
if (ret == 0)
return NOUVEAU_DP_SST;
return ret;
}
static void
nv50_graph_init_intr(struct drm_device *dev)
{
NV_DEBUG(dev, "\n");
nouveau_irq_register(dev, 12, nv50_graph_isr);
nv_wr32(dev, NV03_PGRAPH_INTR, 0xffffffff);
nv_wr32(dev, 0x400138, 0xffffffff);
nv_wr32(dev, NV40_PGRAPH_INTR_EN, 0xffffffff);
}
static void
nouveau_perf_voltage(struct drm_device *dev, struct bit_entry *P,
struct nouveau_pm_level *perflvl)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nvbios *bios = &dev_priv->vbios;
u8 *vmap;
int id;
id = perflvl->volt_min;
perflvl->volt_min = 0;
/* boards using voltage table version <0x40 store the voltage
* level directly in the perflvl entry as a multiple of 10mV
*/
if (dev_priv->engine.pm.voltage.version < 0x40) {
perflvl->volt_min = id * 10000;
perflvl->volt_max = perflvl->volt_min;
return;
}
/* on newer ones, the perflvl stores an index into yet another
* vbios table containing a min/max voltage value for the perflvl
*/
if (P->version != 2 || P->length < 34) {
NV_DEBUG(dev, "where's our volt map table ptr? %d %d\n",
P->version, P->length);
return;
}
vmap = ROMPTR(bios, P->data[32]);
if (!vmap) {
NV_DEBUG(dev, "volt map table pointer invalid\n");
return;
}
if (id < vmap[3]) {
vmap += vmap[1] + (vmap[2] * id);
perflvl->volt_min = ROM32(vmap[0]);
perflvl->volt_max = ROM32(vmap[4]);
}
}
static void
nv50_fifo_channel_enable(struct drm_device *dev, int channel)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *chan = dev_priv->fifos[channel];
uint32_t inst;
NV_DEBUG(dev, "ch%d\n", channel);
if (dev_priv->chipset == 0x50)
inst = chan->ramfc->instance >> 12;
else
static uint32_t
nouveau_ramht_hash_handle(struct drm_device *dev, int channel, uint32_t handle)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
uint32_t hash = 0;
int i;
NV_DEBUG(dev, "ch%d handle=0x%08x\n", channel, handle);
for (i = 32; i > 0; i -= dev_priv->ramht_bits) {
hash ^= (handle & ((1 << dev_priv->ramht_bits) - 1));
handle >>= dev_priv->ramht_bits;
}
if (dev_priv->card_type < NV_50)
hash ^= channel << (dev_priv->ramht_bits - 4);
hash <<= 3;
NV_DEBUG(dev, "hash=0x%08x\n", hash);
return hash;
}
static void nv04_tv_commit(struct drm_encoder *encoder)
{
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
struct drm_device *dev = encoder->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc);
struct drm_encoder_helper_funcs *helper = encoder->helper_private;
helper->dpms(encoder, DRM_MODE_DPMS_ON);
NV_DEBUG(drm, "Output %s is running on CRTC %d using output %c\n",
drm_get_connector_name(&nouveau_encoder_connector_get(nv_encoder)->base), nv_crtc->index, '@' + ffs(nv_encoder->dcb->or));
}
static void
nv50_dac_destroy(struct drm_encoder *encoder)
{
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
if (!encoder)
return;
NV_DEBUG(encoder->dev, "\n");
drm_encoder_cleanup(encoder);
kfree(nv_encoder);
}
int
nouveau_dp_detect(struct nouveau_encoder *nv_encoder)
{
struct drm_device *dev = nv_encoder->base.base.dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_i2c_port *auxch;
u8 *dpcd = nv_encoder->dp.dpcd;
int ret;
auxch = nv_encoder->i2c;
if (!auxch)
return -ENODEV;
ret = nv_rdaux(auxch, DP_DPCD_REV, dpcd, 8);
if (ret)
return ret;
nv_encoder->dp.link_bw = 27000 * dpcd[1];
nv_encoder->dp.link_nr = dpcd[2] & DP_MAX_LANE_COUNT_MASK;
NV_DEBUG(drm, "display: %dx%d dpcd 0x%02x\n",
nv_encoder->dp.link_nr, nv_encoder->dp.link_bw, dpcd[0]);
NV_DEBUG(drm, "encoder: %dx%d\n",
nv_encoder->dcb->dpconf.link_nr,
nv_encoder->dcb->dpconf.link_bw);
if (nv_encoder->dcb->dpconf.link_nr < nv_encoder->dp.link_nr)
nv_encoder->dp.link_nr = nv_encoder->dcb->dpconf.link_nr;
if (nv_encoder->dcb->dpconf.link_bw < nv_encoder->dp.link_bw)
nv_encoder->dp.link_bw = nv_encoder->dcb->dpconf.link_bw;
NV_DEBUG(drm, "maximum: %dx%d\n",
nv_encoder->dp.link_nr, nv_encoder->dp.link_bw);
nouveau_dp_probe_oui(dev, auxch, dpcd);
return 0;
}
int
nv50_graph_create_context(struct nouveau_channel *chan)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_gpuobj *ramin = chan->ramin->gpuobj;
struct nouveau_gpuobj *ctx;
struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
int hdr, ret;
NV_DEBUG(dev, "ch%d\n", chan->id);
ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, pgraph->grctx_size,
0x1000, NVOBJ_FLAG_ZERO_ALLOC |
NVOBJ_FLAG_ZERO_FREE, &chan->ramin_grctx);
if (ret)
return ret;
ctx = chan->ramin_grctx->gpuobj;
hdr = IS_G80 ? 0x200 : 0x20;
dev_priv->engine.instmem.prepare_access(dev, true);
nv_wo32(dev, ramin, (hdr + 0x00)/4, 0x00190002);
nv_wo32(dev, ramin, (hdr + 0x04)/4, chan->ramin_grctx->instance +
pgraph->grctx_size - 1);
nv_wo32(dev, ramin, (hdr + 0x08)/4, chan->ramin_grctx->instance);
nv_wo32(dev, ramin, (hdr + 0x0c)/4, 0);
nv_wo32(dev, ramin, (hdr + 0x10)/4, 0);
nv_wo32(dev, ramin, (hdr + 0x14)/4, 0x00010000);
dev_priv->engine.instmem.finish_access(dev);
dev_priv->engine.instmem.prepare_access(dev, true);
if (!pgraph->ctxprog) {
struct nouveau_grctx ctx = {};
ctx.dev = chan->dev;
ctx.mode = NOUVEAU_GRCTX_VALS;
ctx.data = chan->ramin_grctx->gpuobj;
nv50_grctx_init(&ctx);
} else {
nouveau_grctx_vals_load(dev, ctx);
}
nv_wo32(dev, ctx, 0x00000/4, chan->ramin->instance >> 12);
if ((dev_priv->chipset & 0xf0) == 0xa0)
nv_wo32(dev, ctx, 0x00004/4, 0x00000000);
else
nv_wo32(dev, ctx, 0x0011c/4, 0x00000000);
dev_priv->engine.instmem.finish_access(dev);
return 0;
}
/* cleans up all the fifos from file_priv */
void
nouveau_channel_cleanup(struct drm_device *dev, struct drm_file *file_priv)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_engine *engine = &dev_priv->engine;
int i;
NV_DEBUG(dev, "clearing FIFO enables from file_priv\n");
for (i = 0; i < engine->fifo.channels; i++) {
struct nouveau_channel *chan = dev_priv->fifos[i];
if (chan && chan->file_priv == file_priv)
nouveau_channel_free(chan);
}
}
static int
nouveau_pm_acpi_event(struct notifier_block *nb, unsigned long val, void *data)
{
struct drm_nouveau_private *dev_priv =
container_of(nb, struct drm_nouveau_private, engine.pm.acpi_nb);
struct drm_device *dev = dev_priv->dev;
struct acpi_bus_event *entry = (struct acpi_bus_event *)data;
if (strcmp(entry->device_class, "ac_adapter") == 0) {
bool ac = power_supply_is_system_supplied();
NV_DEBUG(dev, "power supply changed: %s\n", ac ? "AC" : "DC");
}
return NOTIFY_OK;
}
