static void
nv50_sor_dp_link_train(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
struct bit_displayport_encoder_table *dpe;
int dpe_headerlen;
dpe = nouveau_bios_dp_table(dev, nv_encoder->dcb, &dpe_headerlen);
if (!dpe) {
NV_ERROR(dev, "SOR-%d: no DP encoder table!\n", nv_encoder->or);
return;
}
if (dpe->script0) {
NV_DEBUG_KMS(dev, "SOR-%d: running DP script 0\n", nv_encoder->or);
nouveau_bios_run_init_table(dev, le16_to_cpu(dpe->script0),
nv_encoder->dcb);
}
if (!nouveau_dp_link_train(encoder))
NV_ERROR(dev, "SOR-%d: link training failed\n", nv_encoder->or);
if (dpe->script1) {
NV_DEBUG_KMS(dev, "SOR-%d: running DP script 1\n", nv_encoder->or);
nouveau_bios_run_init_table(dev, le16_to_cpu(dpe->script1),
nv_encoder->dcb);
}
}
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(dev, 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_KMS(dev, "Using bios provided load_pattern of %d\n",
load_pattern);
} else {
load_pattern = 340;
NV_DEBUG_KMS(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_KMS(dev, "Load was detected on output with or %d\n", or);
else
NV_DEBUG_KMS(dev, "Load was not detected on output with or %d\n", or);
return status;
}
static void
nv50_cursor_hide(struct nouveau_crtc *nv_crtc, bool update)
{
struct drm_nouveau_private *dev_priv = nv_crtc->base.dev->dev_private;
struct nouveau_channel *evo = dev_priv->evo;
struct drm_device *dev = nv_crtc->base.dev;
int ret;
NV_DEBUG_KMS(dev, "\n");
if (update && !nv_crtc->cursor.visible)
return;
ret = RING_SPACE(evo, (dev_priv->chipset != 0x50 ? 5 : 3) + update * 2);
if (ret) {
NV_ERROR(dev, "no space while hiding cursor\n");
return;
}
BEGIN_RING(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 (dev_priv->chipset != 0x50) {
BEGIN_RING(evo, 0, NV84_EVO_CRTC(nv_crtc->index, CURSOR_DMA), 1);
OUT_RING(evo, NV84_EVO_CRTC_CURSOR_DMA_HANDLE_NONE);
}
if (update) {
BEGIN_RING(evo, 0, NV50_EVO_UPDATE, 1);
OUT_RING(evo, 0);
FIRE_RING(evo);
nv_crtc->cursor.visible = false;
}
}
static void
nv50_dac_disconnect(struct drm_encoder *encoder)
{
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
struct drm_device *dev = encoder->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *evo = dev_priv->evo;
int ret;
if (!nv_encoder->crtc)
return;
nv50_crtc_blank(nouveau_crtc(nv_encoder->crtc), true);
NV_DEBUG_KMS(dev, "Disconnecting DAC %d\n", nv_encoder->or);
ret = RING_SPACE(evo, 4);
if (ret) {
NV_ERROR(dev, "no space while disconnecting DAC\n");
return;
}
BEGIN_RING(evo, 0, NV50_EVO_DAC(nv_encoder->or, MODE_CTRL), 1);
OUT_RING (evo, 0);
BEGIN_RING(evo, 0, NV50_EVO_UPDATE, 1);
OUT_RING (evo, 0);
nv_encoder->crtc = NULL;
}
static void
nv50_sor_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_nouveau_private *dev_priv = encoder->dev->dev_private;
struct nouveau_channel *evo = dev_priv->evo;
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
struct drm_device *dev = encoder->dev;
struct nouveau_crtc *crtc = nouveau_crtc(encoder->crtc);
uint32_t mode_ctl = 0;
int ret;
NV_DEBUG_KMS(dev, "or %d\n", nv_encoder->or);
nv50_sor_dpms(encoder, DRM_MODE_DPMS_ON);
switch (nv_encoder->dcb->type) {
case OUTPUT_TMDS:
if (nv_encoder->dcb->sorconf.link & 1) {
if (adjusted_mode->clock < 165000)
mode_ctl = 0x0100;
else
mode_ctl = 0x0500;
} else
mode_ctl = 0x0200;
break;
case OUTPUT_DP:
mode_ctl |= 0x00050000;
if (nv_encoder->dcb->sorconf.link & 1)
mode_ctl |= 0x00000800;
else
mode_ctl |= 0x00000900;
break;
default:
break;
}
if (crtc->index == 1)
mode_ctl |= NV50_EVO_SOR_MODE_CTRL_CRTC1;
else
mode_ctl |= NV50_EVO_SOR_MODE_CTRL_CRTC0;
if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC)
mode_ctl |= NV50_EVO_SOR_MODE_CTRL_NHSYNC;
if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC)
mode_ctl |= NV50_EVO_SOR_MODE_CTRL_NVSYNC;
ret = RING_SPACE(evo, 2);
if (ret) {
NV_ERROR(dev, "no space while connecting SOR\n");
return;
}
BEGIN_RING(evo, 0, NV50_EVO_SOR(nv_encoder->or, MODE_CTRL), 1);
OUT_RING(evo, mode_ctl);
}
static void
nv50_cursor_set_offset(struct nouveau_crtc *nv_crtc, uint32_t offset)
{
NV_DEBUG_KMS(nv_crtc->base.dev, "\n");
if (offset == nv_crtc->cursor.offset)
return;
nv_crtc->cursor.offset = offset;
if (nv_crtc->cursor.visible) {
nv_crtc->cursor.visible = false;
nv_crtc->cursor.show(nv_crtc, true);
}
}
static void
nv50_dac_destroy(struct drm_encoder *encoder)
{
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
if (!encoder)
return;
NV_DEBUG_KMS(encoder->dev, "\n");
drm_encoder_cleanup(encoder);
kfree(nv_encoder);
}
int
nv50_sor_create(struct drm_device *dev, struct dcb_entry *entry)
{
struct nouveau_encoder *nv_encoder = NULL;
struct drm_encoder *encoder;
bool dum;
int type;
NV_DEBUG_KMS(dev, "\n");
switch (entry->type) {
case OUTPUT_TMDS:
NV_INFO(dev, "Detected a TMDS output\n");
type = DRM_MODE_ENCODER_TMDS;
break;
case OUTPUT_LVDS:
NV_INFO(dev, "Detected a LVDS output\n");
type = DRM_MODE_ENCODER_LVDS;
if (nouveau_bios_parse_lvds_table(dev, 0, &dum, &dum)) {
NV_ERROR(dev, "Failed parsing LVDS table\n");
return -EINVAL;
}
break;
case OUTPUT_DP:
NV_INFO(dev, "Detected a DP output\n");
type = DRM_MODE_ENCODER_TMDS;
break;
default:
return -EINVAL;
}
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_sor_disconnect;
drm_encoder_init(dev, encoder, &nv50_sor_encoder_funcs, type);
drm_encoder_helper_add(encoder, &nv50_sor_helper_funcs);
encoder->possible_crtcs = entry->heads;
encoder->possible_clones = 0;
return 0;
}
void
nv50_cursor_fini(struct nouveau_crtc *nv_crtc)
{
struct drm_device *dev = nv_crtc->base.dev;
int idx = nv_crtc->index;
NV_DEBUG_KMS(dev, "\n");
nv_wr32(dev, NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(idx), 0);
if (!nv_wait(NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(idx),
NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_STATUS, 0)) {
NV_ERROR(dev, "timeout: CURSOR_CTRL2_STATUS == 0\n");
NV_ERROR(dev, "CURSOR_CTRL2 = 0x%08x\n",
nv_rd32(dev, NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(idx)));
}
}
static void
nv50_dac_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
struct drm_device *dev = encoder->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *evo = dev_priv->evo;
struct nouveau_crtc *crtc = nouveau_crtc(encoder->crtc);
uint32_t mode_ctl = 0, mode_ctl2 = 0;
int ret;
NV_DEBUG_KMS(dev, "or %d type %d crtc %d\n",
nv_encoder->or, nv_encoder->dcb->type, crtc->index);
nv50_dac_dpms(encoder, DRM_MODE_DPMS_ON);
if (crtc->index == 1)
mode_ctl |= NV50_EVO_DAC_MODE_CTRL_CRTC1;
else
mode_ctl |= NV50_EVO_DAC_MODE_CTRL_CRTC0;
/* Lacking a working tv-out, this is not a 100% sure. */
if (nv_encoder->dcb->type == OUTPUT_ANALOG)
mode_ctl |= 0x40;
else
if (nv_encoder->dcb->type == OUTPUT_TV)
mode_ctl |= 0x100;
if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC)
mode_ctl2 |= NV50_EVO_DAC_MODE_CTRL2_NHSYNC;
if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC)
mode_ctl2 |= NV50_EVO_DAC_MODE_CTRL2_NVSYNC;
ret = RING_SPACE(evo, 3);
if (ret) {
NV_ERROR(dev, "no space while connecting DAC\n");
return;
}
BEGIN_RING(evo, 0, NV50_EVO_DAC(nv_encoder->or, MODE_CTRL), 2);
OUT_RING(evo, mode_ctl);
OUT_RING(evo, mode_ctl2);
nv_encoder->crtc = encoder->crtc;
}
static void
nv50_sor_disconnect(struct nouveau_encoder *nv_encoder)
{
struct drm_device *dev = to_drm_encoder(nv_encoder)->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *evo = dev_priv->evo;
int ret;
NV_DEBUG_KMS(dev, "Disconnecting SOR %d\n", nv_encoder->or);
ret = RING_SPACE(evo, 2);
if (ret) {
NV_ERROR(dev, "no space while disconnecting SOR\n");
return;
}
BEGIN_RING(evo, 0, NV50_EVO_SOR(nv_encoder->or, MODE_CTRL), 1);
OUT_RING(evo, 0);
}
static void
nv50_dac_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
uint32_t val;
int or = nv_encoder->or;
NV_DEBUG_KMS(dev, "or %d mode %d\n", or, mode);
/* wait for it to be done */
if (!nv_wait(dev, 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;
}
val = nv_rd32(dev, NV50_PDISPLAY_DAC_DPMS_CTRL(or)) & ~0x7F;
if (mode != DRM_MODE_DPMS_ON)
val |= NV50_PDISPLAY_DAC_DPMS_CTRL_BLANKED;
switch (mode) {
case DRM_MODE_DPMS_STANDBY:
val |= NV50_PDISPLAY_DAC_DPMS_CTRL_HSYNC_OFF;
break;
case DRM_MODE_DPMS_SUSPEND:
val |= NV50_PDISPLAY_DAC_DPMS_CTRL_VSYNC_OFF;
break;
case DRM_MODE_DPMS_OFF:
val |= NV50_PDISPLAY_DAC_DPMS_CTRL_OFF;
val |= NV50_PDISPLAY_DAC_DPMS_CTRL_HSYNC_OFF;
val |= NV50_PDISPLAY_DAC_DPMS_CTRL_VSYNC_OFF;
break;
default:
break;
}
nv_wr32(dev, NV50_PDISPLAY_DAC_DPMS_CTRL(or), val |
NV50_PDISPLAY_DAC_DPMS_CTRL_PENDING);
}
static void
nv50_crtc_lut_load(struct drm_crtc *crtc)
{
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
void __iomem *lut = nvbo_kmap_obj_iovirtual(nv_crtc->lut.nvbo);
int i;
NV_DEBUG_KMS(crtc->dev, "\n");
for (i = 0; i < 256; i++) {
writew(nv_crtc->lut.r[i] >> 2, lut + 8*i + 0);
writew(nv_crtc->lut.g[i] >> 2, lut + 8*i + 2);
writew(nv_crtc->lut.b[i] >> 2, lut + 8*i + 4);
}
if (nv_crtc->lut.depth == 30) {
writew(nv_crtc->lut.r[i - 1] >> 2, lut + 8*i + 0);
writew(nv_crtc->lut.g[i - 1] >> 2, lut + 8*i + 2);
writew(nv_crtc->lut.b[i - 1] >> 2, lut + 8*i + 4);
}
static bool
nv50_dac_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
struct nouveau_connector *connector;
NV_DEBUG_KMS(encoder->dev, "or %d\n", nv_encoder->or);
connector = nouveau_encoder_connector_get(nv_encoder);
if (!connector) {
NV_ERROR(encoder->dev, "Encoder has no connector\n");
return false;
}
if (connector->scaling_mode != DRM_MODE_SCALE_NONE &&
connector->native_mode)
drm_mode_copy(adjusted_mode, connector->native_mode);
return true;
}
static void
nv50_sor_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
uint32_t val;
int or = nv_encoder->or;
NV_DEBUG_KMS(dev, "or %d mode %d\n", or, mode);
/* wait for it to be done */
if (!nv_wait(NV50_PDISPLAY_SOR_DPMS_CTRL(or),
NV50_PDISPLAY_SOR_DPMS_CTRL_PENDING, 0)) {
NV_ERROR(dev, "timeout: SOR_DPMS_CTRL_PENDING(%d) == 0\n", or);
NV_ERROR(dev, "SOR_DPMS_CTRL(%d) = 0x%08x\n", or,
nv_rd32(dev, NV50_PDISPLAY_SOR_DPMS_CTRL(or)));
}
val = nv_rd32(dev, NV50_PDISPLAY_SOR_DPMS_CTRL(or));
if (mode == DRM_MODE_DPMS_ON)
val |= NV50_PDISPLAY_SOR_DPMS_CTRL_ON;
else
val &= ~NV50_PDISPLAY_SOR_DPMS_CTRL_ON;
nv_wr32(dev, NV50_PDISPLAY_SOR_DPMS_CTRL(or), val |
NV50_PDISPLAY_SOR_DPMS_CTRL_PENDING);
if (!nv_wait(NV50_PDISPLAY_SOR_DPMS_STATE(or),
NV50_PDISPLAY_SOR_DPMS_STATE_WAIT, 0)) {
NV_ERROR(dev, "timeout: SOR_DPMS_STATE_WAIT(%d) == 0\n", or);
NV_ERROR(dev, "SOR_DPMS_STATE(%d) = 0x%08x\n", or,
nv_rd32(dev, NV50_PDISPLAY_SOR_DPMS_STATE(or)));
}
if (nv_encoder->dcb->type == OUTPUT_DP && mode == DRM_MODE_DPMS_ON)
nv50_sor_dp_link_train(encoder);
}
