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path: root/drivers/gpu/drm/nouveau/nv50_display.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_display.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.c419
1 files changed, 249 insertions, 170 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 580a5d10be9..f13ad0de9c8 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -71,14 +71,13 @@ nv50_evo_dmaobj_new(struct nouveau_channel *evo, uint32_t class, uint32_t name,
return ret;
}
- dev_priv->engine.instmem.prepare_access(dev, true);
nv_wo32(dev, obj, 0, (tile_flags << 22) | (magic_flags << 16) | class);
nv_wo32(dev, obj, 1, limit);
nv_wo32(dev, obj, 2, offset);
nv_wo32(dev, obj, 3, 0x00000000);
nv_wo32(dev, obj, 4, 0x00000000);
nv_wo32(dev, obj, 5, 0x00010000);
- dev_priv->engine.instmem.finish_access(dev);
+ dev_priv->engine.instmem.flush(dev);
return 0;
}
@@ -110,8 +109,8 @@ nv50_evo_channel_new(struct drm_device *dev, struct nouveau_channel **pchan)
return ret;
}
- ret = nouveau_mem_init_heap(&chan->ramin_heap, chan->ramin->gpuobj->
- im_pramin->start, 32768);
+ ret = drm_mm_init(&chan->ramin_heap,
+ chan->ramin->gpuobj->im_pramin->start, 32768);
if (ret) {
NV_ERROR(dev, "Error initialising EVO PRAMIN heap: %d\n", ret);
nv50_evo_channel_del(pchan);
@@ -179,13 +178,25 @@ nv50_evo_channel_new(struct drm_device *dev, struct nouveau_channel **pchan)
}
int
+nv50_display_early_init(struct drm_device *dev)
+{
+ return 0;
+}
+
+void
+nv50_display_late_takedown(struct drm_device *dev)
+{
+}
+
+int
nv50_display_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
+ struct nouveau_gpio_engine *pgpio = &dev_priv->engine.gpio;
struct nouveau_channel *evo = dev_priv->evo;
struct drm_connector *connector;
- uint32_t val, ram_amount, hpd_en[2];
+ uint32_t val, ram_amount;
uint64_t start;
int ret, i;
@@ -366,26 +377,13 @@ nv50_display_init(struct drm_device *dev)
NV50_PDISPLAY_INTR_EN_CLK_UNK40));
/* enable hotplug interrupts */
- hpd_en[0] = hpd_en[1] = 0;
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct nouveau_connector *conn = nouveau_connector(connector);
- struct dcb_gpio_entry *gpio;
if (conn->dcb->gpio_tag == 0xff)
continue;
- gpio = nouveau_bios_gpio_entry(dev, conn->dcb->gpio_tag);
- if (!gpio)
- continue;
-
- hpd_en[gpio->line >> 4] |= (0x00010001 << (gpio->line & 0xf));
- }
-
- nv_wr32(dev, 0xe054, 0xffffffff);
- nv_wr32(dev, 0xe050, hpd_en[0]);
- if (dev_priv->chipset >= 0x90) {
- nv_wr32(dev, 0xe074, 0xffffffff);
- nv_wr32(dev, 0xe070, hpd_en[1]);
+ pgpio->irq_enable(dev, conn->dcb->gpio_tag, true);
}
return 0;
@@ -465,6 +463,7 @@ int nv50_display_create(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct dcb_table *dcb = &dev_priv->vbios.dcb;
+ struct drm_connector *connector, *ct;
int ret, i;
NV_DEBUG_KMS(dev, "\n");
@@ -507,14 +506,18 @@ int nv50_display_create(struct drm_device *dev)
continue;
}
+ connector = nouveau_connector_create(dev, entry->connector);
+ if (IS_ERR(connector))
+ continue;
+
switch (entry->type) {
case OUTPUT_TMDS:
case OUTPUT_LVDS:
case OUTPUT_DP:
- nv50_sor_create(dev, entry);
+ nv50_sor_create(connector, entry);
break;
case OUTPUT_ANALOG:
- nv50_dac_create(dev, entry);
+ nv50_dac_create(connector, entry);
break;
default:
NV_WARN(dev, "DCB encoder %d unknown\n", entry->type);
@@ -522,11 +525,13 @@ int nv50_display_create(struct drm_device *dev)
}
}
- for (i = 0 ; i < dcb->connector.entries; i++) {
- if (i != 0 && dcb->connector.entry[i].index2 ==
- dcb->connector.entry[i - 1].index2)
- continue;
- nouveau_connector_create(dev, &dcb->connector.entry[i]);
+ list_for_each_entry_safe(connector, ct,
+ &dev->mode_config.connector_list, head) {
+ if (!connector->encoder_ids[0]) {
+ NV_WARN(dev, "%s has no encoders, removing\n",
+ drm_get_connector_name(connector));
+ connector->funcs->destroy(connector);
+ }
}
ret = nv50_display_init(dev);
@@ -538,7 +543,8 @@ int nv50_display_create(struct drm_device *dev)
return 0;
}
-int nv50_display_destroy(struct drm_device *dev)
+void
+nv50_display_destroy(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
@@ -548,135 +554,30 @@ int nv50_display_destroy(struct drm_device *dev)
nv50_display_disable(dev);
nv50_evo_channel_del(&dev_priv->evo);
-
- return 0;
-}
-
-static inline uint32_t
-nv50_display_mode_ctrl(struct drm_device *dev, bool sor, int or)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- uint32_t mc;
-
- if (sor) {
- if (dev_priv->chipset < 0x90 ||
- dev_priv->chipset == 0x92 || dev_priv->chipset == 0xa0)
- mc = nv_rd32(dev, NV50_PDISPLAY_SOR_MODE_CTRL_P(or));
- else
- mc = nv_rd32(dev, NV90_PDISPLAY_SOR_MODE_CTRL_P(or));
- } else {
- mc = nv_rd32(dev, NV50_PDISPLAY_DAC_MODE_CTRL_P(or));
- }
-
- return mc;
-}
-
-static int
-nv50_display_irq_head(struct drm_device *dev, int *phead,
- struct dcb_entry **pdcbent)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- uint32_t unk30 = nv_rd32(dev, NV50_PDISPLAY_UNK30_CTRL);
- uint32_t dac = 0, sor = 0;
- int head, i, or = 0, type = OUTPUT_ANY;
-
- /* We're assuming that head 0 *or* head 1 will be active here,
- * and not both. I'm not sure if the hw will even signal both
- * ever, but it definitely shouldn't for us as we commit each
- * CRTC separately, and submission will be blocked by the GPU
- * until we handle each in turn.
- */
- NV_DEBUG_KMS(dev, "0x610030: 0x%08x\n", unk30);
- head = ffs((unk30 >> 9) & 3) - 1;
- if (head < 0)
- return -EINVAL;
-
- /* This assumes CRTCs are never bound to multiple encoders, which
- * should be the case.
- */
- for (i = 0; i < 3 && type == OUTPUT_ANY; i++) {
- uint32_t mc = nv50_display_mode_ctrl(dev, false, i);
- if (!(mc & (1 << head)))
- continue;
-
- switch ((mc >> 8) & 0xf) {
- case 0: type = OUTPUT_ANALOG; break;
- case 1: type = OUTPUT_TV; break;
- default:
- NV_ERROR(dev, "unknown dac mode_ctrl: 0x%08x\n", dac);
- return -1;
- }
-
- or = i;
- }
-
- for (i = 0; i < 4 && type == OUTPUT_ANY; i++) {
- uint32_t mc = nv50_display_mode_ctrl(dev, true, i);
- if (!(mc & (1 << head)))
- continue;
-
- switch ((mc >> 8) & 0xf) {
- case 0: type = OUTPUT_LVDS; break;
- case 1: type = OUTPUT_TMDS; break;
- case 2: type = OUTPUT_TMDS; break;
- case 5: type = OUTPUT_TMDS; break;
- case 8: type = OUTPUT_DP; break;
- case 9: type = OUTPUT_DP; break;
- default:
- NV_ERROR(dev, "unknown sor mode_ctrl: 0x%08x\n", sor);
- return -1;
- }
-
- or = i;
- }
-
- NV_DEBUG_KMS(dev, "type %d, or %d\n", type, or);
- if (type == OUTPUT_ANY) {
- NV_ERROR(dev, "unknown encoder!!\n");
- return -1;
- }
-
- for (i = 0; i < dev_priv->vbios.dcb.entries; i++) {
- struct dcb_entry *dcbent = &dev_priv->vbios.dcb.entry[i];
-
- if (dcbent->type != type)
- continue;
-
- if (!(dcbent->or & (1 << or)))
- continue;
-
- *phead = head;
- *pdcbent = dcbent;
- return 0;
- }
-
- NV_ERROR(dev, "no DCB entry for %d %d\n", dac != 0, or);
- return 0;
}
-static uint32_t
-nv50_display_script_select(struct drm_device *dev, struct dcb_entry *dcbent,
- int pxclk)
+static u16
+nv50_display_script_select(struct drm_device *dev, struct dcb_entry *dcb,
+ u32 mc, int pxclk)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_connector *nv_connector = NULL;
struct drm_encoder *encoder;
struct nvbios *bios = &dev_priv->vbios;
- uint32_t mc, script = 0, or;
+ u32 script = 0, or;
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
- if (nv_encoder->dcb != dcbent)
+ if (nv_encoder->dcb != dcb)
continue;
nv_connector = nouveau_encoder_connector_get(nv_encoder);
break;
}
- or = ffs(dcbent->or) - 1;
- mc = nv50_display_mode_ctrl(dev, dcbent->type != OUTPUT_ANALOG, or);
- switch (dcbent->type) {
+ or = ffs(dcb->or) - 1;
+ switch (dcb->type) {
case OUTPUT_LVDS:
script = (mc >> 8) & 0xf;
if (bios->fp_no_ddc) {
@@ -767,17 +668,88 @@ nv50_display_vblank_handler(struct drm_device *dev, uint32_t intr)
static void
nv50_display_unk10_handler(struct drm_device *dev)
{
- struct dcb_entry *dcbent;
- int head, ret;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ u32 unk30 = nv_rd32(dev, 0x610030), mc;
+ int i, crtc, or, type = OUTPUT_ANY;
- ret = nv50_display_irq_head(dev, &head, &dcbent);
- if (ret)
- goto ack;
+ NV_DEBUG_KMS(dev, "0x610030: 0x%08x\n", unk30);
+ dev_priv->evo_irq.dcb = NULL;
nv_wr32(dev, 0x619494, nv_rd32(dev, 0x619494) & ~8);
- nouveau_bios_run_display_table(dev, dcbent, 0, -1);
+ /* Determine which CRTC we're dealing with, only 1 ever will be
+ * signalled at the same time with the current nouveau code.
+ */
+ crtc = ffs((unk30 & 0x00000060) >> 5) - 1;
+ if (crtc < 0)
+ goto ack;
+
+ /* Nothing needs to be done for the encoder */
+ crtc = ffs((unk30 & 0x00000180) >> 7) - 1;
+ if (crtc < 0)
+ goto ack;
+ /* Find which encoder was connected to the CRTC */
+ for (i = 0; type == OUTPUT_ANY && i < 3; i++) {
+ mc = nv_rd32(dev, NV50_PDISPLAY_DAC_MODE_CTRL_C(i));
+ NV_DEBUG_KMS(dev, "DAC-%d mc: 0x%08x\n", i, mc);
+ if (!(mc & (1 << crtc)))
+ continue;
+
+ switch ((mc & 0x00000f00) >> 8) {
+ case 0: type = OUTPUT_ANALOG; break;
+ case 1: type = OUTPUT_TV; break;
+ default:
+ NV_ERROR(dev, "invalid mc, DAC-%d: 0x%08x\n", i, mc);
+ goto ack;
+ }
+
+ or = i;
+ }
+
+ for (i = 0; type == OUTPUT_ANY && i < 4; i++) {
+ if (dev_priv->chipset < 0x90 ||
+ dev_priv->chipset == 0x92 ||
+ dev_priv->chipset == 0xa0)
+ mc = nv_rd32(dev, NV50_PDISPLAY_SOR_MODE_CTRL_C(i));
+ else
+ mc = nv_rd32(dev, NV90_PDISPLAY_SOR_MODE_CTRL_C(i));
+
+ NV_DEBUG_KMS(dev, "SOR-%d mc: 0x%08x\n", i, mc);
+ if (!(mc & (1 << crtc)))
+ continue;
+
+ switch ((mc & 0x00000f00) >> 8) {
+ case 0: type = OUTPUT_LVDS; break;
+ case 1: type = OUTPUT_TMDS; break;
+ case 2: type = OUTPUT_TMDS; break;
+ case 5: type = OUTPUT_TMDS; break;
+ case 8: type = OUTPUT_DP; break;
+ case 9: type = OUTPUT_DP; break;
+ default:
+ NV_ERROR(dev, "invalid mc, SOR-%d: 0x%08x\n", i, mc);
+ goto ack;
+ }
+
+ or = i;
+ }
+
+ /* There was no encoder to disable */
+ if (type == OUTPUT_ANY)
+ goto ack;
+
+ /* Disable the encoder */
+ for (i = 0; i < dev_priv->vbios.dcb.entries; i++) {
+ struct dcb_entry *dcb = &dev_priv->vbios.dcb.entry[i];
+
+ if (dcb->type == type && (dcb->or & (1 << or))) {
+ nouveau_bios_run_display_table(dev, dcb, 0, -1);
+ dev_priv->evo_irq.dcb = dcb;
+ goto ack;
+ }
+ }
+
+ NV_ERROR(dev, "no dcb for %d %d 0x%08x\n", or, type, mc);
ack:
nv_wr32(dev, NV50_PDISPLAY_INTR_1, NV50_PDISPLAY_INTR_1_CLK_UNK10);
nv_wr32(dev, 0x610030, 0x80000000);
@@ -817,33 +789,103 @@ nv50_display_unk20_dp_hack(struct drm_device *dev, struct dcb_entry *dcb)
static void
nv50_display_unk20_handler(struct drm_device *dev)
{
- struct dcb_entry *dcbent;
- uint32_t tmp, pclk, script;
- int head, or, ret;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ u32 unk30 = nv_rd32(dev, 0x610030), tmp, pclk, script, mc;
+ struct dcb_entry *dcb;
+ int i, crtc, or, type = OUTPUT_ANY;
- ret = nv50_display_irq_head(dev, &head, &dcbent);
- if (ret)
+ NV_DEBUG_KMS(dev, "0x610030: 0x%08x\n", unk30);
+ dcb = dev_priv->evo_irq.dcb;
+ if (dcb) {
+ nouveau_bios_run_display_table(dev, dcb, 0, -2);
+ dev_priv->evo_irq.dcb = NULL;
+ }
+
+ /* CRTC clock change requested? */
+ crtc = ffs((unk30 & 0x00000600) >> 9) - 1;
+ if (crtc >= 0) {
+ pclk = nv_rd32(dev, NV50_PDISPLAY_CRTC_P(crtc, CLOCK));
+ pclk &= 0x003fffff;
+
+ nv50_crtc_set_clock(dev, crtc, pclk);
+
+ tmp = nv_rd32(dev, NV50_PDISPLAY_CRTC_CLK_CTRL2(crtc));
+ tmp &= ~0x000000f;
+ nv_wr32(dev, NV50_PDISPLAY_CRTC_CLK_CTRL2(crtc), tmp);
+ }
+
+ /* Nothing needs to be done for the encoder */
+ crtc = ffs((unk30 & 0x00000180) >> 7) - 1;
+ if (crtc < 0)
goto ack;
- or = ffs(dcbent->or) - 1;
- pclk = nv_rd32(dev, NV50_PDISPLAY_CRTC_P(head, CLOCK)) & 0x3fffff;
- script = nv50_display_script_select(dev, dcbent, pclk);
+ pclk = nv_rd32(dev, NV50_PDISPLAY_CRTC_P(crtc, CLOCK)) & 0x003fffff;
- NV_DEBUG_KMS(dev, "head %d pxclk: %dKHz\n", head, pclk);
+ /* Find which encoder is connected to the CRTC */
+ for (i = 0; type == OUTPUT_ANY && i < 3; i++) {
+ mc = nv_rd32(dev, NV50_PDISPLAY_DAC_MODE_CTRL_P(i));
+ NV_DEBUG_KMS(dev, "DAC-%d mc: 0x%08x\n", i, mc);
+ if (!(mc & (1 << crtc)))
+ continue;
- if (dcbent->type != OUTPUT_DP)
- nouveau_bios_run_display_table(dev, dcbent, 0, -2);
+ switch ((mc & 0x00000f00) >> 8) {
+ case 0: type = OUTPUT_ANALOG; break;
+ case 1: type = OUTPUT_TV; break;
+ default:
+ NV_ERROR(dev, "invalid mc, DAC-%d: 0x%08x\n", i, mc);
+ goto ack;
+ }
- nv50_crtc_set_clock(dev, head, pclk);
+ or = i;
+ }
- nouveau_bios_run_display_table(dev, dcbent, script, pclk);
+ for (i = 0; type == OUTPUT_ANY && i < 4; i++) {
+ if (dev_priv->chipset < 0x90 ||
+ dev_priv->chipset == 0x92 ||
+ dev_priv->chipset == 0xa0)
+ mc = nv_rd32(dev, NV50_PDISPLAY_SOR_MODE_CTRL_P(i));
+ else
+ mc = nv_rd32(dev, NV90_PDISPLAY_SOR_MODE_CTRL_P(i));
- nv50_display_unk20_dp_hack(dev, dcbent);
+ NV_DEBUG_KMS(dev, "SOR-%d mc: 0x%08x\n", i, mc);
+ if (!(mc & (1 << crtc)))
+ continue;
+
+ switch ((mc & 0x00000f00) >> 8) {
+ case 0: type = OUTPUT_LVDS; break;
+ case 1: type = OUTPUT_TMDS; break;
+ case 2: type = OUTPUT_TMDS; break;
+ case 5: type = OUTPUT_TMDS; break;
+ case 8: type = OUTPUT_DP; break;
+ case 9: type = OUTPUT_DP; break;
+ default:
+ NV_ERROR(dev, "invalid mc, SOR-%d: 0x%08x\n", i, mc);
+ goto ack;
+ }
+
+ or = i;
+ }
+
+ if (type == OUTPUT_ANY)
+ goto ack;
+
+ /* Enable the encoder */
+ for (i = 0; i < dev_priv->vbios.dcb.entries; i++) {
+ dcb = &dev_priv->vbios.dcb.entry[i];
+ if (dcb->type == type && (dcb->or & (1 << or)))
+ break;
+ }
+
+ if (i == dev_priv->vbios.dcb.entries) {
+ NV_ERROR(dev, "no dcb for %d %d 0x%08x\n", or, type, mc);
+ goto ack;
+ }
- tmp = nv_rd32(dev, NV50_PDISPLAY_CRTC_CLK_CTRL2(head));
- tmp &= ~0x000000f;
- nv_wr32(dev, NV50_PDISPLAY_CRTC_CLK_CTRL2(head), tmp);
+ script = nv50_display_script_select(dev, dcb, mc, pclk);
+ nouveau_bios_run_display_table(dev, dcb, script, pclk);
- if (dcbent->type != OUTPUT_ANALOG) {
+ nv50_display_unk20_dp_hack(dev, dcb);
+
+ if (dcb->type != OUTPUT_ANALOG) {
tmp = nv_rd32(dev, NV50_PDISPLAY_SOR_CLK_CTRL2(or));
tmp &= ~0x00000f0f;
if (script & 0x0100)
@@ -853,24 +895,61 @@ nv50_display_unk20_handler(struct drm_device *dev)
nv_wr32(dev, NV50_PDISPLAY_DAC_CLK_CTRL2(or), 0);
}
+ dev_priv->evo_irq.dcb = dcb;
+ dev_priv->evo_irq.pclk = pclk;
+ dev_priv->evo_irq.script = script;
+
ack:
nv_wr32(dev, NV50_PDISPLAY_INTR_1, NV50_PDISPLAY_INTR_1_CLK_UNK20);
nv_wr32(dev, 0x610030, 0x80000000);
}
+/* If programming a TMDS output on a SOR that can also be configured for
+ * DisplayPort, make sure NV50_SOR_DP_CTRL_ENABLE is forced off.
+ *
+ * It looks like the VBIOS TMDS scripts make an attempt at this, however,
+ * the VBIOS scripts on at least one board I have only switch it off on
+ * link 0, causing a blank display if the output has previously been
+ * programmed for DisplayPort.
+ */
+static void
+nv50_display_unk40_dp_set_tmds(struct drm_device *dev, struct dcb_entry *dcb)
+{
+ int or = ffs(dcb->or) - 1, link = !(dcb->dpconf.sor.link & 1);
+ struct drm_encoder *encoder;
+ u32 tmp;
+
+ if (dcb->type != OUTPUT_TMDS)
+ return;
+
+ list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+ struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
+
+ if (nv_encoder->dcb->type == OUTPUT_DP &&
+ nv_encoder->dcb->or & (1 << or)) {
+ tmp = nv_rd32(dev, NV50_SOR_DP_CTRL(or, link));
+ tmp &= ~NV50_SOR_DP_CTRL_ENABLED;
+ nv_wr32(dev, NV50_SOR_DP_CTRL(or, link), tmp);
+ break;
+ }
+ }
+}
+
static void
nv50_display_unk40_handler(struct drm_device *dev)
{
- struct dcb_entry *dcbent;
- int head, pclk, script, ret;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct dcb_entry *dcb = dev_priv->evo_irq.dcb;
+ u16 script = dev_priv->evo_irq.script;
+ u32 unk30 = nv_rd32(dev, 0x610030), pclk = dev_priv->evo_irq.pclk;
- ret = nv50_display_irq_head(dev, &head, &dcbent);
- if (ret)
+ NV_DEBUG_KMS(dev, "0x610030: 0x%08x\n", unk30);
+ dev_priv->evo_irq.dcb = NULL;
+ if (!dcb)
goto ack;
- pclk = nv_rd32(dev, NV50_PDISPLAY_CRTC_P(head, CLOCK)) & 0x3fffff;
- script = nv50_display_script_select(dev, dcbent, pclk);
- nouveau_bios_run_display_table(dev, dcbent, script, -pclk);
+ nouveau_bios_run_display_table(dev, dcb, script, -pclk);
+ nv50_display_unk40_dp_set_tmds(dev, dcb);
ack:
nv_wr32(dev, NV50_PDISPLAY_INTR_1, NV50_PDISPLAY_INTR_1_CLK_UNK40);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-16 06:45:15 +0000