From a45fce77125aafc42c2cae6b5a896526ec4ab630 Mon Sep 17 00:00:00 2001 From: Pekka Paalanen Date: Sat, 29 Sep 2007 21:07:46 +0300 Subject: nouveau: NV30 should never call nouveau_nv20_context_switch(). --- shared-core/nouveau_irq.c | 1 - 1 file changed, 1 deletion(-) (limited to 'shared-core/nouveau_irq.c') diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c index e64677ed..c0199c60 100644 --- a/shared-core/nouveau_irq.c +++ b/shared-core/nouveau_irq.c @@ -364,7 +364,6 @@ static void nouveau_pgraph_irq_handler(struct drm_device *dev) nouveau_nv10_context_switch(dev); break; case NV_20: - case NV_30: nouveau_nv20_context_switch(dev); break; default: -- cgit v1.2.3 From 8ad605a2644251a400700e6f0e25ef76a1c80628 Mon Sep 17 00:00:00 2001 From: Pekka Paalanen Date: Sat, 29 Sep 2007 23:17:19 +0300 Subject: nouveau: let nv20 hardware do ctx switching automatically. --- shared-core/nouveau_irq.c | 3 --- 1 file changed, 3 deletions(-) (limited to 'shared-core/nouveau_irq.c') diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c index c0199c60..45ae6edf 100644 --- a/shared-core/nouveau_irq.c +++ b/shared-core/nouveau_irq.c @@ -363,9 +363,6 @@ static void nouveau_pgraph_irq_handler(struct drm_device *dev) case NV_17: nouveau_nv10_context_switch(dev); break; - case NV_20: - nouveau_nv20_context_switch(dev); - break; default: DRM_ERROR("Context switch not implemented\n"); break; -- cgit v1.2.3 From 18952a167014f21545e3fda28ed2c09b09789323 Mon Sep 17 00:00:00 2001 From: Matthieu Castet Date: Sat, 6 Oct 2007 12:00:08 +0200 Subject: nouveau : print correct value in nouveau_graph_dump_trap_info for nv04 --- shared-core/nouveau_irq.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'shared-core/nouveau_irq.c') diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c index 45ae6edf..506e8052 100644 --- a/shared-core/nouveau_irq.c +++ b/shared-core/nouveau_irq.c @@ -303,7 +303,11 @@ nouveau_graph_dump_trap_info(struct drm_device *dev) } nsource = NV_READ(NV03_PGRAPH_NSOURCE); nstatus = NV_READ(NV03_PGRAPH_NSTATUS); - if (dev_priv->card_type < NV_50) { + if (dev_priv->card_type < NV_10) { + class = NV_READ(0x400180 + subc*4) & 0xFF; + } else if (dev_priv->card_type < NV_40) { + class = NV_READ(0x400160 + subc*4) & 0xFFF; + } else if (dev_priv->card_type < NV_50) { class = NV_READ(0x400160 + subc*4) & 0xFFFF; } else { class = NV_READ(0x400814); -- cgit v1.2.3 From bf126f4925bf1601935e085be2feeb004b474a05 Mon Sep 17 00:00:00 2001 From: Matthieu Castet Date: Wed, 10 Oct 2007 21:11:43 +0200 Subject: nouveau : nv10 and nv04 PGRAPH_NSTATUS are different --- shared-core/nouveau_irq.c | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) (limited to 'shared-core/nouveau_irq.c') diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c index 506e8052..dfef718b 100644 --- a/shared-core/nouveau_irq.c +++ b/shared-core/nouveau_irq.c @@ -175,10 +175,18 @@ struct nouveau_bitfield_names 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" } + { NV04_PGRAPH_NSTATUS_STATE_IN_USE, "STATE_IN_USE" }, + { NV04_PGRAPH_NSTATUS_INVALID_STATE, "INVALID_STATE" }, + { NV04_PGRAPH_NSTATUS_BAD_ARGUMENT, "BAD_ARGUMENT" }, + { NV04_PGRAPH_NSTATUS_PROTECTION_FAULT, "PROTECTION_FAULT" } +}; + +static struct nouveau_bitfield_names nouveau_nstatus_names_nv10[] = +{ + { NV10_PGRAPH_NSTATUS_STATE_IN_USE, "STATE_IN_USE" }, + { NV10_PGRAPH_NSTATUS_INVALID_STATE, "INVALID_STATE" }, + { NV10_PGRAPH_NSTATUS_BAD_ARGUMENT, "BAD_ARGUMENT" }, + { NV10_PGRAPH_NSTATUS_PROTECTION_FAULT, "PROTECTION_FAULT" } }; static struct nouveau_bitfield_names nouveau_nsource_names[] = @@ -317,8 +325,12 @@ nouveau_graph_dump_trap_info(struct drm_device *dev) nouveau_print_bitfield_names(nsource, nouveau_nsource_names, ARRAY_SIZE(nouveau_nsource_names)); printk(", nStatus:"); - nouveau_print_bitfield_names(nstatus, nouveau_nstatus_names, + if (dev_priv->card_type < NV_10) + nouveau_print_bitfield_names(nstatus, nouveau_nstatus_names, ARRAY_SIZE(nouveau_nstatus_names)); + else + nouveau_print_bitfield_names(nstatus, nouveau_nstatus_names_nv10, + ARRAY_SIZE(nouveau_nstatus_names_nv10)); printk("\n"); DRM_ERROR("Channel %d/%d (class 0x%04x) - Method 0x%04x, Data 0x%08x:0x%08x\n", -- cgit v1.2.3 From 9d779e2c88a02f5f9d57618145654610f0f10e28 Mon Sep 17 00:00:00 2001 From: Arthur Huillet Date: Fri, 12 Oct 2007 22:39:58 +0200 Subject: nouveau: mandatory "oops I forgot half of the files" commit --- shared-core/nouveau_irq.c | 21 +++++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-) (limited to 'shared-core/nouveau_irq.c') diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c index dfef718b..7ba45700 100644 --- a/shared-core/nouveau_irq.c +++ b/shared-core/nouveau_irq.c @@ -35,6 +35,7 @@ #include "nouveau_drm.h" #include "nouveau_drv.h" #include "nouveau_reg.h" +#include "nouveau_swmthd.h" void nouveau_irq_preinstall(struct drm_device *dev) { @@ -340,20 +341,27 @@ nouveau_graph_dump_trap_info(struct drm_device *dev) static void nouveau_pgraph_irq_handler(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; - uint32_t status, nsource; + uint32_t status, nsource, method; + uint32_t obj_class; - status = NV_READ(NV03_PGRAPH_INTR); - if (!status) - return; + while ( (status = NV_READ(NV03_PGRAPH_INTR)) ) { nsource = NV_READ(NV03_PGRAPH_NSOURCE); if (status & NV_PGRAPH_INTR_NOTIFY) { DRM_DEBUG("PGRAPH notify interrupt\n"); - nouveau_graph_dump_trap_info(dev); + if ( dev_priv->card_type == NV_04 && (nsource & NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD ) ) { + /* NV4 (nvidia TNT 1) reports software methods with PGRAPH NOTIFY ILLEGAL_MTHD*/ + method = NV_READ(NV04_PGRAPH_TRAPPED_ADDR) & 0x1FFC; + obj_class = NV_READ(NV04_PGRAPH_CTX_SWITCH1) & 0xFFF; + DRM_DEBUG("Got NV04 software method method %x for class %#x\n", method, obj_class); + if ( nouveau_sw_method_execute(dev, obj_class, method) ) + DRM_ERROR("Unable to execute NV04 software method %x for object class %x. Please report.\n", method, obj_class); + } status &= ~NV_PGRAPH_INTR_NOTIFY; NV_WRITE(NV03_PGRAPH_INTR, NV_PGRAPH_INTR_NOTIFY); + NV_WRITE(NV04_PGRAPH_FIFO, 1); } if (status & NV_PGRAPH_INTR_ERROR) { @@ -392,8 +400,9 @@ static void nouveau_pgraph_irq_handler(struct drm_device *dev) 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); + } - NV_WRITE(NV03_PMC_INTR_0, NV_PMC_INTR_0_PGRAPH_PENDING); } static void nouveau_crtc_irq_handler(struct drm_device *dev, int crtc) -- cgit v1.2.3 From 6398325ba11da8a01c72f6203af0a2e4b43125c2 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 16 Oct 2007 13:27:27 +1100 Subject: nouveau: Handle multiple PFIFO exceptions per irq, cleanup output. --- shared-core/nouveau_irq.c | 80 +++++++++++++++++++++++------------------------ 1 file changed, 39 insertions(+), 41 deletions(-) (limited to 'shared-core/nouveau_irq.c') diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c index 7ba45700..5a696d5e 100644 --- a/shared-core/nouveau_irq.c +++ b/shared-core/nouveau_irq.c @@ -63,58 +63,56 @@ void nouveau_irq_uninstall(struct drm_device *dev) static void nouveau_fifo_irq_handler(struct drm_device *dev) { - uint32_t status, chmode, chstat, channel; struct drm_nouveau_private *dev_priv = dev->dev_private; + uint32_t status; - status = NV_READ(NV03_PFIFO_INTR_0); - if (!status) - return; - chmode = NV_READ(NV04_PFIFO_MODE); - chstat = NV_READ(NV04_PFIFO_DMA); - channel=NV_READ(NV03_PFIFO_CACHE1_PUSH1)&(nouveau_fifo_number(dev)-1); - - if (status & NV_PFIFO_INTR_CACHE_ERROR) { - uint32_t c1get, c1method, c1data; + while ((status = NV_READ(NV03_PFIFO_INTR_0))) { + uint32_t chid, get; + + NV_WRITE(NV03_PFIFO_CACHES, 0); + + chid = NV_READ(NV03_PFIFO_CACHE1_PUSH1) & + (nouveau_fifo_number(dev) - 1); + get = NV_READ(NV03_PFIFO_CACHE1_GET); + + if (status & NV_PFIFO_INTR_CACHE_ERROR) { + uint32_t mthd, data; + int ptr; + + ptr = get >> 2; + if (dev_priv->card_type < NV_40) { + mthd = NV_READ(NV04_PFIFO_CACHE1_METHOD(ptr)); + data = NV_READ(NV04_PFIFO_CACHE1_DATA(ptr)); + } else { + mthd = NV_READ(NV40_PFIFO_CACHE1_METHOD(ptr)); + data = NV_READ(NV40_PFIFO_CACHE1_DATA(ptr)); + } - DRM_ERROR("PFIFO error interrupt\n"); + DRM_INFO("PFIFO_CACHE_ERROR - " + "Ch %d/%d Mthd 0x%04x Data 0x%08x\n", + chid, (mthd >> 13) & 7, mthd & 0x1ffc, data); - c1get = NV_READ(NV03_PFIFO_CACHE1_GET) >> 2; - if (dev_priv->card_type < NV_40) { - /* Untested, so it may not work.. */ - c1method = NV_READ(NV04_PFIFO_CACHE1_METHOD(c1get)); - c1data = NV_READ(NV04_PFIFO_CACHE1_DATA(c1get)); - } else { - c1method = NV_READ(NV40_PFIFO_CACHE1_METHOD(c1get)); - c1data = NV_READ(NV40_PFIFO_CACHE1_DATA(c1get)); + status &= ~NV_PFIFO_INTR_CACHE_ERROR; + NV_WRITE(NV03_PFIFO_INTR_0, NV_PFIFO_INTR_CACHE_ERROR); } - 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_ERROR("PFIFO DMA pusher interrupt: ch%d, 0x%08x\n", - channel, NV_READ(NV04_PFIFO_CACHE1_DMA_GET)); + if (status & NV_PFIFO_INTR_DMA_PUSHER) { + DRM_INFO("PFIFO_DMA_PUSHER - Ch %d\n", chid); - status &= ~NV_PFIFO_INTR_DMA_PUSHER; - NV_WRITE(NV03_PFIFO_INTR_0, NV_PFIFO_INTR_DMA_PUSHER); + status &= ~NV_PFIFO_INTR_DMA_PUSHER; + NV_WRITE(NV03_PFIFO_INTR_0, NV_PFIFO_INTR_DMA_PUSHER); - NV_WRITE(NV04_PFIFO_CACHE1_DMA_STATE, 0x00000000); - if (NV_READ(NV04_PFIFO_CACHE1_DMA_PUT)!=NV_READ(NV04_PFIFO_CACHE1_DMA_GET)) - { - uint32_t getval=NV_READ(NV04_PFIFO_CACHE1_DMA_GET)+4; - NV_WRITE(NV04_PFIFO_CACHE1_DMA_GET,getval); + NV_WRITE(NV04_PFIFO_CACHE1_DMA_STATE, 0x00000000); + if (NV_READ(NV04_PFIFO_CACHE1_DMA_PUT) != get) + NV_WRITE(NV04_PFIFO_CACHE1_DMA_GET, get + 4); } - } - if (status) { - DRM_ERROR("Unhandled PFIFO interrupt: status=0x%08x\n", status); + if (status) { + DRM_INFO("Unhandled PFIFO_INTR - 0x%8x\n", status); + NV_WRITE(NV03_PFIFO_INTR_0, status); + } - NV_WRITE(NV03_PFIFO_INTR_0, status); + NV_WRITE(NV03_PFIFO_CACHES, 1); } NV_WRITE(NV03_PMC_INTR_0, NV_PMC_INTR_0_PFIFO_PENDING); -- cgit v1.2.3 From 3af053779cb0fe9b75a657df76c3dd0cc08966b6 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 16 Oct 2007 13:32:03 +1100 Subject: nouveau: Survive PFIFO_CACHE_ERROR. --- shared-core/nouveau_irq.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'shared-core/nouveau_irq.c') diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c index 5a696d5e..ea93c3fd 100644 --- a/shared-core/nouveau_irq.c +++ b/shared-core/nouveau_irq.c @@ -92,6 +92,9 @@ static void nouveau_fifo_irq_handler(struct drm_device *dev) "Ch %d/%d Mthd 0x%04x Data 0x%08x\n", chid, (mthd >> 13) & 7, mthd & 0x1ffc, data); + NV_WRITE(NV03_PFIFO_CACHE1_GET, get + 4); + NV_WRITE(NV04_PFIFO_CACHE1_PULL0, 1); + status &= ~NV_PFIFO_INTR_CACHE_ERROR; NV_WRITE(NV03_PFIFO_INTR_0, NV_PFIFO_INTR_CACHE_ERROR); } -- cgit v1.2.3 From 677753047f2b8a8b0b12bae348a2f4f9718682f1 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 16 Oct 2007 14:42:26 +1100 Subject: nouveau: Cleanup PGRAPH handler, attempt to survive PGRAPH exceptions. --- shared-core/nouveau_irq.c | 214 +++++++++++++++++++++++----------------------- 1 file changed, 105 insertions(+), 109 deletions(-) (limited to 'shared-core/nouveau_irq.c') diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c index ea93c3fd..ac507299 100644 --- a/shared-core/nouveau_irq.c +++ b/shared-core/nouveau_irq.c @@ -37,7 +37,8 @@ #include "nouveau_reg.h" #include "nouveau_swmthd.h" -void nouveau_irq_preinstall(struct drm_device *dev) +void +nouveau_irq_preinstall(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; @@ -45,7 +46,8 @@ void nouveau_irq_preinstall(struct drm_device *dev) NV_WRITE(NV03_PMC_INTR_EN_0, 0); } -void nouveau_irq_postinstall(struct drm_device *dev) +void +nouveau_irq_postinstall(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; @@ -53,7 +55,8 @@ void nouveau_irq_postinstall(struct drm_device *dev) NV_WRITE(NV03_PMC_INTR_EN_0, NV_PMC_INTR_EN_0_MASTER_ENABLE); } -void nouveau_irq_uninstall(struct drm_device *dev) +void +nouveau_irq_uninstall(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; @@ -61,7 +64,8 @@ void nouveau_irq_uninstall(struct drm_device *dev) NV_WRITE(NV03_PMC_INTR_EN_0, 0); } -static void nouveau_fifo_irq_handler(struct drm_device *dev) +static void +nouveau_fifo_irq_handler(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; uint32_t status; @@ -121,56 +125,7 @@ static void nouveau_fifo_irq_handler(struct drm_device *dev) NV_WRITE(NV03_PMC_INTR_0, NV_PMC_INTR_0_PFIFO_PENDING); } -#if 0 -static void nouveau_nv04_context_switch(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - uint32_t channel,i; - uint32_t max=0; - NV_WRITE(NV04_PGRAPH_FIFO,0x0); - channel=NV_READ(NV03_PFIFO_CACHE1_PUSH1)&(nouveau_fifo_number(dev)-1); - //DRM_INFO("raw PFIFO_CACH1_PHS1 reg is %x\n",NV_READ(NV03_PFIFO_CACHE1_PUSH1)); - //DRM_INFO("currently on channel %d\n",channel); - for (i=0;ififos[i].used)&&(i!=channel)) { - uint32_t put,get,pending; - //put=NV_READ(dev_priv->ramfc_offset+i*32); - //get=NV_READ(dev_priv->ramfc_offset+4+i*32); - put=NV_READ(NV03_FIFO_REGS_DMAPUT(i)); - get=NV_READ(NV03_FIFO_REGS_DMAGET(i)); - pending=NV_READ(NV04_PFIFO_DMA); - //DRM_INFO("Channel %d (put/get %x/%x)\n",i,put,get); - /* mark all pending channels as such */ - if ((put!=get)&!(pending&(1<cur_fifo=channel; - NV_WRITE(NV04_PFIFO_NEXT_CHANNEL,channel|0x100); -#endif - //NV_WRITE(NV03_PFIFO_CACHE1_PUSH1,max|0x100); - //NV_WRITE(0x2050,max|0x100); - - NV_WRITE(NV04_PGRAPH_FIFO,0x1); - -} -#endif - - -struct nouveau_bitfield_names -{ +struct nouveau_bitfield_names { uint32_t mask; const char * name; }; @@ -290,7 +245,7 @@ nouveau_graph_trapped_channel(struct drm_device *dev, int *channel_ret) } static void -nouveau_graph_dump_trap_info(struct drm_device *dev) +nouveau_graph_dump_trap_info(struct drm_device *dev, const char *id) { struct drm_nouveau_private *dev_priv = dev->dev_private; uint32_t address; @@ -323,7 +278,7 @@ nouveau_graph_dump_trap_info(struct drm_device *dev) class = NV_READ(0x400814); } - DRM_ERROR("nSource:"); + DRM_INFO("%s - nSource:", id); nouveau_print_bitfield_names(nsource, nouveau_nsource_names, ARRAY_SIZE(nouveau_nsource_names)); printk(", nStatus:"); @@ -335,78 +290,118 @@ nouveau_graph_dump_trap_info(struct drm_device *dev) ARRAY_SIZE(nouveau_nstatus_names_nv10)); 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); + DRM_INFO("%s - Ch %d/%d Class 0x%04x Mthd 0x%04x Data 0x%08x:0x%08x\n", + id, channel, subc, class, method, data2, data); } -static void nouveau_pgraph_irq_handler(struct drm_device *dev) +static inline void +nouveau_pgraph_intr_notify(struct drm_device *dev, uint32_t nsource) { struct drm_nouveau_private *dev_priv = dev->dev_private; - uint32_t status, nsource, method; - uint32_t obj_class; + int handled = 0; - while ( (status = NV_READ(NV03_PGRAPH_INTR)) ) { - nsource = NV_READ(NV03_PGRAPH_NSOURCE); + DRM_DEBUG("PGRAPH notify interrupt\n"); + if (dev_priv->card_type == NV_04 && + (nsource & NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD)) { + uint32_t class, mthd; - if (status & NV_PGRAPH_INTR_NOTIFY) { - DRM_DEBUG("PGRAPH notify interrupt\n"); + /* NV4 (nvidia TNT 1) reports software methods with + * PGRAPH NOTIFY ILLEGAL_MTHD + */ + mthd = NV_READ(NV04_PGRAPH_TRAPPED_ADDR) & 0x1FFC; + class = NV_READ(NV04_PGRAPH_CTX_SWITCH1) & 0xFFF; + DRM_DEBUG("Got NV04 software method method %x for class %#x\n", + mthd, class); + + if (nouveau_sw_method_execute(dev, class, mthd)) { + DRM_ERROR("Unable to execute NV04 software method %x " + "for object class %x. Please report.\n", + mthd, class); + } else { + handled = 1; + } + } - if ( dev_priv->card_type == NV_04 && (nsource & NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD ) ) { - /* NV4 (nvidia TNT 1) reports software methods with PGRAPH NOTIFY ILLEGAL_MTHD*/ - method = NV_READ(NV04_PGRAPH_TRAPPED_ADDR) & 0x1FFC; - obj_class = NV_READ(NV04_PGRAPH_CTX_SWITCH1) & 0xFFF; - DRM_DEBUG("Got NV04 software method method %x for class %#x\n", method, obj_class); + if (!handled) + nouveau_graph_dump_trap_info(dev, "PGRAPH_NOTIFY"); +} - if ( nouveau_sw_method_execute(dev, obj_class, method) ) - DRM_ERROR("Unable to execute NV04 software method %x for object class %x. Please report.\n", method, obj_class); - } - status &= ~NV_PGRAPH_INTR_NOTIFY; - NV_WRITE(NV03_PGRAPH_INTR, NV_PGRAPH_INTR_NOTIFY); - NV_WRITE(NV04_PGRAPH_FIFO, 1); +static inline void +nouveau_pgraph_intr_error(struct drm_device *dev, uint32_t nsource) +{ + nouveau_graph_dump_trap_info(dev, "PGRAPH_ERROR"); +} + +static inline void +nouveau_pgraph_intr_context_switch(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + uint32_t chid; + + chid = NV_READ(NV03_PFIFO_CACHE1_PUSH1) & (nouveau_fifo_number(dev)-1); + DRM_DEBUG("PGRAPH context switch interrupt channel %x\n", chid); + + switch(dev_priv->card_type) { + case NV_04: + case NV_05: + nouveau_nv04_context_switch(dev); + break; + case NV_10: + case NV_11: + case NV_17: + nouveau_nv10_context_switch(dev); + break; + default: + DRM_ERROR("Context switch not implemented\n"); + break; } +} - if (status & NV_PGRAPH_INTR_ERROR) { - DRM_ERROR("PGRAPH error interrupt\n"); +static void +nouveau_pgraph_irq_handler(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + uint32_t status; - nouveau_graph_dump_trap_info(dev); + while ((status = NV_READ(NV03_PGRAPH_INTR))) { + uint32_t nsource = NV_READ(NV03_PGRAPH_NSOURCE); - status &= ~NV_PGRAPH_INTR_ERROR; - NV_WRITE(NV03_PGRAPH_INTR, NV_PGRAPH_INTR_ERROR); - } + if (status & NV_PGRAPH_INTR_NOTIFY) { + nouveau_pgraph_intr_notify(dev, nsource); - if (status & NV_PGRAPH_INTR_CONTEXT_SWITCH) { - uint32_t channel=NV_READ(NV03_PFIFO_CACHE1_PUSH1)&(nouveau_fifo_number(dev)-1); - DRM_DEBUG("PGRAPH context switch interrupt channel %x\n",channel); - switch(dev_priv->card_type) - { - case NV_04: - case NV_05: - nouveau_nv04_context_switch(dev); - break; - case NV_10: - case NV_11: - case NV_17: - nouveau_nv10_context_switch(dev); - break; - default: - DRM_ERROR("Context switch not implemented\n"); - break; + status &= ~NV_PGRAPH_INTR_NOTIFY; + NV_WRITE(NV03_PGRAPH_INTR, NV_PGRAPH_INTR_NOTIFY); } - status &= ~NV_PGRAPH_INTR_CONTEXT_SWITCH; - NV_WRITE(NV03_PGRAPH_INTR, NV_PGRAPH_INTR_CONTEXT_SWITCH); - } + if (status & NV_PGRAPH_INTR_ERROR) { + nouveau_pgraph_intr_error(dev, nsource); - if (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); + status &= ~NV_PGRAPH_INTR_ERROR; + NV_WRITE(NV03_PGRAPH_INTR, NV_PGRAPH_INTR_ERROR); + } + + if (status & NV_PGRAPH_INTR_CONTEXT_SWITCH) { + nouveau_pgraph_intr_context_switch(dev); + + status &= ~NV_PGRAPH_INTR_CONTEXT_SWITCH; + NV_WRITE(NV03_PGRAPH_INTR, + NV_PGRAPH_INTR_CONTEXT_SWITCH); + } + + if (status) { + DRM_INFO("Unhandled PGRAPH_INTR - 0x%8x\n", status); + NV_WRITE(NV03_PGRAPH_INTR, status); + } + + if ((NV_READ(NV04_PGRAPH_FIFO) & (1 << 0)) == 0) + NV_WRITE(NV04_PGRAPH_FIFO, 1); } + NV_WRITE(NV03_PMC_INTR_0, NV_PMC_INTR_0_PGRAPH_PENDING); } -static void nouveau_crtc_irq_handler(struct drm_device *dev, int crtc) +static void +nouveau_crtc_irq_handler(struct drm_device *dev, int crtc) { struct drm_nouveau_private *dev_priv = dev->dev_private; @@ -419,7 +414,8 @@ static void nouveau_crtc_irq_handler(struct drm_device *dev, int crtc) } } -irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS) +irqreturn_t +nouveau_irq_handler(DRM_IRQ_ARGS) { struct drm_device *dev = (struct drm_device*)arg; struct drm_nouveau_private *dev_priv = dev->dev_private; -- cgit v1.2.3