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Diffstat (limited to 'shared-core/nouveau_irq.c')
-rw-r--r--shared-core/nouveau_irq.c376
1 files changed, 183 insertions, 193 deletions
diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c
index b7c1d532..e64677ed 100644
--- a/shared-core/nouveau_irq.c
+++ b/shared-core/nouveau_irq.c
@@ -36,132 +36,34 @@
#include "nouveau_drv.h"
#include "nouveau_reg.h"
-void nouveau_irq_preinstall(drm_device_t *dev)
+void nouveau_irq_preinstall(struct drm_device *dev)
{
- drm_nouveau_private_t *dev_priv = dev->dev_private;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
- DRM_DEBUG("IRQ: preinst\n");
-
- if (!dev_priv) {
- DRM_ERROR("AIII, no dev_priv\n");
- return;
- }
- if (!dev_priv->mmio) {
- DRM_ERROR("AIII, no dev_priv->mmio\n");
- return;
- }
-
- /* Disable/Clear PFIFO interrupts */
- NV_WRITE(NV03_PFIFO_INTR_EN_0, 0);
- NV_WRITE(NV03_PFIFO_INTR_0, 0xFFFFFFFF);
- /* Disable/Clear PGRAPH interrupts */
- if (dev_priv->card_type<NV_40)
- NV_WRITE(NV03_PGRAPH_INTR_EN, 0);
- else
- NV_WRITE(NV40_PGRAPH_INTR_EN, 0);
- NV_WRITE(NV03_PGRAPH_INTR, 0xFFFFFFFF);
-#if 0
- /* Disable/Clear CRTC0/1 interrupts */
- NV_WRITE(NV_CRTC0_INTEN, 0);
- NV_WRITE(NV_CRTC0_INTSTAT, NV_CRTC_INTR_VBLANK);
- NV_WRITE(NV_CRTC1_INTEN, 0);
- NV_WRITE(NV_CRTC1_INTSTAT, NV_CRTC_INTR_VBLANK);
-#endif
/* Master disable */
NV_WRITE(NV03_PMC_INTR_EN_0, 0);
}
-void nouveau_irq_postinstall(drm_device_t *dev)
+void nouveau_irq_postinstall(struct drm_device *dev)
{
- drm_nouveau_private_t *dev_priv = dev->dev_private;
-
- if (!dev_priv) {
- DRM_ERROR("AIII, no dev_priv\n");
- return;
- }
- if (!dev_priv->mmio) {
- DRM_ERROR("AIII, no dev_priv->mmio\n");
- return;
- }
-
- DRM_DEBUG("IRQ: postinst\n");
-
- /* Enable PFIFO error reporting */
- NV_WRITE(NV03_PFIFO_INTR_EN_0 ,
- NV_PFIFO_INTR_CACHE_ERROR |
- NV_PFIFO_INTR_RUNOUT |
- NV_PFIFO_INTR_RUNOUT_OVERFLOW |
- NV_PFIFO_INTR_DMA_PUSHER |
- NV_PFIFO_INTR_DMA_PT |
- NV_PFIFO_INTR_SEMAPHORE |
- NV_PFIFO_INTR_ACQUIRE_TIMEOUT
- );
- NV_WRITE(NV03_PFIFO_INTR_0, 0xFFFFFFFF);
-
- /* Enable PGRAPH interrupts */
- if (dev_priv->card_type<NV_40)
- NV_WRITE(NV03_PGRAPH_INTR_EN,
- NV_PGRAPH_INTR_NOTIFY |
- NV_PGRAPH_INTR_MISSING_HW |
- NV_PGRAPH_INTR_CONTEXT_SWITCH |
- NV_PGRAPH_INTR_BUFFER_NOTIFY |
- NV_PGRAPH_INTR_ERROR
- );
- else
- NV_WRITE(NV40_PGRAPH_INTR_EN,
- NV_PGRAPH_INTR_NOTIFY |
- NV_PGRAPH_INTR_MISSING_HW |
- NV_PGRAPH_INTR_CONTEXT_SWITCH |
- NV_PGRAPH_INTR_BUFFER_NOTIFY |
- NV_PGRAPH_INTR_ERROR
- );
- NV_WRITE(NV03_PGRAPH_INTR, 0xFFFFFFFF);
-
-#if 0
- /* Enable CRTC0/1 interrupts */
- NV_WRITE(NV_CRTC0_INTEN, NV_CRTC_INTR_VBLANK);
- NV_WRITE(NV_CRTC1_INTEN, NV_CRTC_INTR_VBLANK);
-#endif
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
/* Master enable */
NV_WRITE(NV03_PMC_INTR_EN_0, NV_PMC_INTR_EN_0_MASTER_ENABLE);
}
-void nouveau_irq_uninstall(drm_device_t *dev)
+void nouveau_irq_uninstall(struct drm_device *dev)
{
- drm_nouveau_private_t *dev_priv = dev->dev_private;
-
- if (!dev_priv) {
- DRM_ERROR("AIII, no dev_priv\n");
- return;
- }
- if (!dev_priv->mmio) {
- DRM_ERROR("AIII, no dev_priv->mmio\n");
- return;
- }
-
- DRM_DEBUG("IRQ: uninst\n");
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
- /* Disable PFIFO interrupts */
- NV_WRITE(NV03_PFIFO_INTR_EN_0, 0);
- /* Disable PGRAPH interrupts */
- if (dev_priv->card_type<NV_40)
- NV_WRITE(NV03_PGRAPH_INTR_EN, 0);
- else
- NV_WRITE(NV40_PGRAPH_INTR_EN, 0);
-#if 0
- /* Disable CRTC0/1 interrupts */
- NV_WRITE(NV_CRTC0_INTEN, 0);
- NV_WRITE(NV_CRTC1_INTEN, 0);
-#endif
/* Master disable */
NV_WRITE(NV03_PMC_INTR_EN_0, 0);
}
-static void nouveau_fifo_irq_handler(drm_device_t *dev)
+static void nouveau_fifo_irq_handler(struct drm_device *dev)
{
uint32_t status, chmode, chstat, channel;
- drm_nouveau_private_t *dev_priv = dev->dev_private;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
status = NV_READ(NV03_PFIFO_INTR_0);
if (!status)
@@ -170,12 +72,10 @@ static void nouveau_fifo_irq_handler(drm_device_t *dev)
chstat = NV_READ(NV04_PFIFO_DMA);
channel=NV_READ(NV03_PFIFO_CACHE1_PUSH1)&(nouveau_fifo_number(dev)-1);
- DRM_DEBUG("NV: PFIFO interrupt! Channel=%d, INTSTAT=0x%08x/MODE=0x%08x/PEND=0x%08x\n", channel, status, chmode, chstat);
-
if (status & NV_PFIFO_INTR_CACHE_ERROR) {
uint32_t c1get, c1method, c1data;
- DRM_ERROR("NV: PFIFO error interrupt\n");
+ DRM_ERROR("PFIFO error interrupt\n");
c1get = NV_READ(NV03_PFIFO_CACHE1_GET) >> 2;
if (dev_priv->card_type < NV_40) {
@@ -187,17 +87,17 @@ static void nouveau_fifo_irq_handler(drm_device_t *dev)
c1data = NV_READ(NV40_PFIFO_CACHE1_DATA(c1get));
}
- DRM_ERROR("NV: Channel %d/%d - Method 0x%04x, Data 0x%08x\n",
- channel, (c1method >> 13) & 7,
- c1method & 0x1ffc, c1data
- );
+ DRM_ERROR("Channel %d/%d - Method 0x%04x, Data 0x%08x\n",
+ channel, (c1method >> 13) & 7, c1method & 0x1ffc,
+ c1data);
status &= ~NV_PFIFO_INTR_CACHE_ERROR;
NV_WRITE(NV03_PFIFO_INTR_0, NV_PFIFO_INTR_CACHE_ERROR);
}
if (status & NV_PFIFO_INTR_DMA_PUSHER) {
- DRM_INFO("NV: PFIFO DMA pusher interrupt\n");
+ DRM_ERROR("PFIFO DMA pusher interrupt: ch%d, 0x%08x\n",
+ channel, NV_READ(NV04_PFIFO_CACHE1_DMA_GET));
status &= ~NV_PFIFO_INTR_DMA_PUSHER;
NV_WRITE(NV03_PFIFO_INTR_0, NV_PFIFO_INTR_DMA_PUSHER);
@@ -211,7 +111,7 @@ static void nouveau_fifo_irq_handler(drm_device_t *dev)
}
if (status) {
- DRM_INFO("NV: unknown PFIFO interrupt. status=0x%08x\n", status);
+ DRM_ERROR("Unhandled PFIFO interrupt: status=0x%08x\n", status);
NV_WRITE(NV03_PFIFO_INTR_0, status);
}
@@ -220,9 +120,9 @@ static void nouveau_fifo_irq_handler(drm_device_t *dev)
}
#if 0
-static void nouveau_nv04_context_switch(drm_device_t *dev)
+static void nouveau_nv04_context_switch(struct drm_device *dev)
{
- drm_nouveau_private_t *dev_priv = dev->dev_private;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
uint32_t channel,i;
uint32_t max=0;
NV_WRITE(NV04_PGRAPH_FIFO,0x0);
@@ -266,95 +166,182 @@ static void nouveau_nv04_context_switch(drm_device_t *dev)
}
#endif
+
+struct nouveau_bitfield_names
+{
+ uint32_t mask;
+ const char * name;
+};
+
+static struct nouveau_bitfield_names nouveau_nstatus_names[] =
+{
+ { NV03_PGRAPH_NSTATUS_STATE_IN_USE, "STATE_IN_USE" },
+ { NV03_PGRAPH_NSTATUS_INVALID_STATE, "INVALID_STATE" },
+ { NV03_PGRAPH_NSTATUS_BAD_ARGUMENT, "BAD_ARGUMENT" },
+ { NV03_PGRAPH_NSTATUS_PROTECTION_FAULT, "PROTECTION_FAULT" }
+};
+
+static struct nouveau_bitfield_names nouveau_nsource_names[] =
+{
+ { NV03_PGRAPH_NSOURCE_NOTIFICATION, "NOTIFICATION" },
+ { NV03_PGRAPH_NSOURCE_DATA_ERROR, "DATA_ERROR" },
+ { NV03_PGRAPH_NSOURCE_PROTECTION_ERROR, "PROTECTION_ERROR" },
+ { NV03_PGRAPH_NSOURCE_RANGE_EXCEPTION, "RANGE_EXCEPTION" },
+ { NV03_PGRAPH_NSOURCE_LIMIT_COLOR, "LIMIT_COLOR" },
+ { NV03_PGRAPH_NSOURCE_LIMIT_ZETA, "LIMIT_ZETA" },
+ { NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD, "ILLEGAL_MTHD" },
+ { NV03_PGRAPH_NSOURCE_DMA_R_PROTECTION, "DMA_R_PROTECTION" },
+ { NV03_PGRAPH_NSOURCE_DMA_W_PROTECTION, "DMA_W_PROTECTION" },
+ { NV03_PGRAPH_NSOURCE_FORMAT_EXCEPTION, "FORMAT_EXCEPTION" },
+ { NV03_PGRAPH_NSOURCE_PATCH_EXCEPTION, "PATCH_EXCEPTION" },
+ { NV03_PGRAPH_NSOURCE_STATE_INVALID, "STATE_INVALID" },
+ { NV03_PGRAPH_NSOURCE_DOUBLE_NOTIFY, "DOUBLE_NOTIFY" },
+ { NV03_PGRAPH_NSOURCE_NOTIFY_IN_USE, "NOTIFY_IN_USE" },
+ { NV03_PGRAPH_NSOURCE_METHOD_CNT, "METHOD_CNT" },
+ { NV03_PGRAPH_NSOURCE_BFR_NOTIFICATION, "BFR_NOTIFICATION" },
+ { NV03_PGRAPH_NSOURCE_DMA_VTX_PROTECTION, "DMA_VTX_PROTECTION" },
+ { NV03_PGRAPH_NSOURCE_DMA_WIDTH_A, "DMA_WIDTH_A" },
+ { NV03_PGRAPH_NSOURCE_DMA_WIDTH_B, "DMA_WIDTH_B" },
+};
+
static void
-nouveau_graph_dump_trap_info(drm_device_t *dev)
+nouveau_print_bitfield_names(uint32_t value,
+ const struct nouveau_bitfield_names *namelist,
+ const int namelist_len)
{
- drm_nouveau_private_t *dev_priv = dev->dev_private;
+ int i;
+ for(i=0; i<namelist_len; ++i) {
+ uint32_t mask = namelist[i].mask;
+ if(value & mask) {
+ printk(" %s", namelist[i].name);
+ value &= ~mask;
+ }
+ }
+ if(value)
+ printk(" (unknown bits 0x%08x)", value);
+}
+
+static int
+nouveau_graph_trapped_channel(struct drm_device *dev, int *channel_ret)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ int channel;
+
+ if (dev_priv->card_type < NV_10) {
+ channel = (NV_READ(NV04_PGRAPH_TRAPPED_ADDR) >> 24) & 0xf;
+ } else if (dev_priv->card_type < NV_40) {
+ channel = (NV_READ(NV04_PGRAPH_TRAPPED_ADDR) >> 20) & 0x1f;
+ } else
+ if (dev_priv->card_type < NV_50) {
+ uint32_t cur_grctx = (NV_READ(0x40032C) & 0xfffff) << 4;
+
+ /* 0x400704 *sometimes* contains a sensible channel ID, but
+ * mostly not.. for now lookup which channel owns the active
+ * PGRAPH context. Probably a better way, but this'll do
+ * for now.
+ */
+ for (channel = 0; channel < 32; channel++) {
+ if (dev_priv->fifos[channel] == NULL)
+ continue;
+ if (cur_grctx ==
+ dev_priv->fifos[channel]->ramin_grctx->instance)
+ break;
+ }
+ if (channel == 32) {
+ DRM_ERROR("AIII, unable to determine active channel "
+ "from PGRAPH context 0x%08x\n", cur_grctx);
+ return -EINVAL;
+ }
+ } else {
+ uint32_t cur_grctx = (NV_READ(0x40032C) & 0xfffff) << 12;
+
+ for (channel = 0; channel < 128; channel++) {
+ if (dev_priv->fifos[channel] == NULL)
+ continue;
+ if (cur_grctx ==
+ dev_priv->fifos[channel]->ramin_grctx->instance)
+ break;
+ }
+ if (channel == 128) {
+ DRM_ERROR("AIII, unable to determine active channel "
+ "from PGRAPH context 0x%08x\n", cur_grctx);
+ return -EINVAL;
+ }
+ }
+
+ if (channel > nouveau_fifo_number(dev) ||
+ dev_priv->fifos[channel] == NULL) {
+ DRM_ERROR("AIII, invalid/inactive channel id %d\n", channel);
+ return -EINVAL;
+ }
+
+ *channel_ret = channel;
+ return 0;
+}
+
+static void
+nouveau_graph_dump_trap_info(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
uint32_t address;
- uint32_t channel;
- uint32_t method, subc, data;
+ uint32_t channel, class;
+ uint32_t method, subc, data, data2;
+ uint32_t nsource, nstatus;
- address = NV_READ(0x400704);
- data = NV_READ(0x400708);
- channel = (address >> 20) & 0x1F;
- subc = (address >> 16) & 0x7;
+ if (nouveau_graph_trapped_channel(dev, &channel))
+ channel = -1;
+
+ data = NV_READ(NV04_PGRAPH_TRAPPED_DATA);
+ address = NV_READ(NV04_PGRAPH_TRAPPED_ADDR);
method = address & 0x1FFC;
+ if (dev_priv->card_type < NV_10) {
+ subc = (address >> 13) & 0x7;
+ data2= 0;
+ } else {
+ subc = (address >> 16) & 0x7;
+ data2= NV_READ(NV10_PGRAPH_TRAPPED_DATA_HIGH);
+ }
+ nsource = NV_READ(NV03_PGRAPH_NSOURCE);
+ nstatus = NV_READ(NV03_PGRAPH_NSTATUS);
+ if (dev_priv->card_type < NV_50) {
+ class = NV_READ(0x400160 + subc*4) & 0xFFFF;
+ } else {
+ class = NV_READ(0x400814);
+ }
- DRM_ERROR("NV: nSource: 0x%08x, nStatus: 0x%08x\n",
- NV_READ(0x400108), NV_READ(0x400104));
- DRM_ERROR("NV: Channel %d/%d (class 0x%04x) -"
- "Method 0x%04x, Data 0x%08x\n",
- channel, subc,
- NV_READ(0x400160+subc*4) & 0xFFFF,
- method, data
- );
+ DRM_ERROR("nSource:");
+ nouveau_print_bitfield_names(nsource, nouveau_nsource_names,
+ ARRAY_SIZE(nouveau_nsource_names));
+ printk(", nStatus:");
+ nouveau_print_bitfield_names(nstatus, nouveau_nstatus_names,
+ ARRAY_SIZE(nouveau_nstatus_names));
+ printk("\n");
+
+ DRM_ERROR("Channel %d/%d (class 0x%04x) - Method 0x%04x, Data 0x%08x:0x%08x\n",
+ channel, subc, class, method, data2, data);
}
-static void nouveau_pgraph_irq_handler(drm_device_t *dev)
+static void nouveau_pgraph_irq_handler(struct drm_device *dev)
{
- uint32_t status;
- drm_nouveau_private_t *dev_priv = dev->dev_private;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ uint32_t status, nsource;
status = NV_READ(NV03_PGRAPH_INTR);
if (!status)
return;
+ nsource = NV_READ(NV03_PGRAPH_NSOURCE);
if (status & NV_PGRAPH_INTR_NOTIFY) {
- uint32_t nsource, nstatus, instance, notify;
- DRM_DEBUG("NV: PGRAPH notify interrupt\n");
+ DRM_DEBUG("PGRAPH notify interrupt\n");
- nstatus = NV_READ(0x00400104);
- nsource = NV_READ(0x00400108);
- DRM_DEBUG("nsource:0x%08x\tnstatus:0x%08x\n", nsource, nstatus);
-
- /* if this wasn't NOTIFICATION_PENDING, dump extra trap info */
- if (nsource & ~(1<<0)) {
- nouveau_graph_dump_trap_info(dev);
- } else {
- instance = NV_READ(0x00400158);
- notify = NV_READ(0x00400150) >> 16;
- DRM_DEBUG("instance:0x%08x\tnotify:0x%08x\n",
- nsource, nstatus);
- }
+ nouveau_graph_dump_trap_info(dev);
status &= ~NV_PGRAPH_INTR_NOTIFY;
NV_WRITE(NV03_PGRAPH_INTR, NV_PGRAPH_INTR_NOTIFY);
}
- if (status & NV_PGRAPH_INTR_BUFFER_NOTIFY) {
- uint32_t nsource, nstatus, instance, notify;
- DRM_DEBUG("NV: PGRAPH buffer notify interrupt\n");
-
- nstatus = NV_READ(0x00400104);
- nsource = NV_READ(0x00400108);
- DRM_DEBUG("nsource:0x%08x\tnstatus:0x%08x\n", nsource, nstatus);
-
- instance = NV_READ(0x00400158);
- notify = NV_READ(0x00400150) >> 16;
- DRM_DEBUG("instance:0x%08x\tnotify:0x%08x\n", instance, notify);
-
- status &= ~NV_PGRAPH_INTR_BUFFER_NOTIFY;
- NV_WRITE(NV03_PGRAPH_INTR, NV_PGRAPH_INTR_BUFFER_NOTIFY);
- }
-
- if (status & NV_PGRAPH_INTR_MISSING_HW) {
- DRM_ERROR("NV: PGRAPH missing hw interrupt\n");
-
- status &= ~NV_PGRAPH_INTR_MISSING_HW;
- NV_WRITE(NV03_PGRAPH_INTR, NV_PGRAPH_INTR_MISSING_HW);
- }
-
if (status & NV_PGRAPH_INTR_ERROR) {
- uint32_t nsource, nstatus, instance;
-
- DRM_ERROR("NV: PGRAPH error interrupt\n");
-
- nstatus = NV_READ(0x00400104);
- nsource = NV_READ(0x00400108);
- DRM_ERROR("nsource:0x%08x\tnstatus:0x%08x\n", nsource, nstatus);
-
- instance = NV_READ(0x00400158);
- DRM_ERROR("instance:0x%08x\n", instance);
+ DRM_ERROR("PGRAPH error interrupt\n");
nouveau_graph_dump_trap_info(dev);
@@ -364,7 +351,7 @@ static void nouveau_pgraph_irq_handler(drm_device_t *dev)
if (status & NV_PGRAPH_INTR_CONTEXT_SWITCH) {
uint32_t channel=NV_READ(NV03_PFIFO_CACHE1_PUSH1)&(nouveau_fifo_number(dev)-1);
- DRM_INFO("NV: PGRAPH context switch interrupt channel %x\n",channel);
+ DRM_DEBUG("PGRAPH context switch interrupt channel %x\n",channel);
switch(dev_priv->card_type)
{
case NV_04:
@@ -372,6 +359,8 @@ static void nouveau_pgraph_irq_handler(drm_device_t *dev)
nouveau_nv04_context_switch(dev);
break;
case NV_10:
+ case NV_11:
+ case NV_17:
nouveau_nv10_context_switch(dev);
break;
case NV_20:
@@ -379,7 +368,7 @@ static void nouveau_pgraph_irq_handler(drm_device_t *dev)
nouveau_nv20_context_switch(dev);
break;
default:
- DRM_INFO("NV: Context switch not implemented\n");
+ DRM_ERROR("Context switch not implemented\n");
break;
}
@@ -388,16 +377,17 @@ static void nouveau_pgraph_irq_handler(drm_device_t *dev)
}
if (status) {
- DRM_INFO("NV: Unknown PGRAPH interrupt! STAT=0x%08x\n", status);
+ DRM_ERROR("Unhandled PGRAPH interrupt: STAT=0x%08x\n", status);
NV_WRITE(NV03_PGRAPH_INTR, status);
}
NV_WRITE(NV03_PMC_INTR_0, NV_PMC_INTR_0_PGRAPH_PENDING);
}
-static void nouveau_crtc_irq_handler(drm_device_t *dev, int crtc)
+static void nouveau_crtc_irq_handler(struct drm_device *dev, int crtc)
{
- drm_nouveau_private_t *dev_priv = dev->dev_private;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+
if (crtc&1) {
NV_WRITE(NV_CRTC0_INTSTAT, NV_CRTC_INTR_VBLANK);
}
@@ -409,24 +399,24 @@ static void nouveau_crtc_irq_handler(drm_device_t *dev, int crtc)
irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS)
{
- drm_device_t *dev = (drm_device_t*)arg;
- drm_nouveau_private_t *dev_priv = dev->dev_private;
+ struct drm_device *dev = (struct drm_device*)arg;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
uint32_t status;
status = NV_READ(NV03_PMC_INTR_0);
if (!status)
return IRQ_NONE;
- DRM_DEBUG("PMC INTSTAT: 0x%08x\n", status);
-
if (status & NV_PMC_INTR_0_PFIFO_PENDING) {
nouveau_fifo_irq_handler(dev);
status &= ~NV_PMC_INTR_0_PFIFO_PENDING;
}
+
if (status & NV_PMC_INTR_0_PGRAPH_PENDING) {
nouveau_pgraph_irq_handler(dev);
status &= ~NV_PMC_INTR_0_PGRAPH_PENDING;
}
+
if (status & NV_PMC_INTR_0_CRTCn_PENDING) {
nouveau_crtc_irq_handler(dev, (status>>24)&3);
status &= ~NV_PMC_INTR_0_CRTCn_PENDING;
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-24 04:33:11 +0000