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authorBen Skeggs <bskeggs@redhat.com>2010-11-03 04:16:18 +0100
committerBen Skeggs <bskeggs@redhat.com>2010-12-03 06:11:41 +0100
commit274fec93cdd627408a799519fa602f2eecb14d2f (patch)
tree1ffc788a096237583608dfa3f09caccfc500ec82 /drivers/gpu/drm/nouveau/nv10_graph.c
parentdrm/nouveau: move PFIFO ISR into nv04_fifo.c (diff)
downloadlinux-274fec93cdd627408a799519fa602f2eecb14d2f.tar.xz
linux-274fec93cdd627408a799519fa602f2eecb14d2f.zip
drm/nouveau: tidy+move PGRAPH ISRs to their respective *_graph.c files
Reviewed-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv10_graph.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv10_graph.c72
1 files changed, 70 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nv10_graph.c b/drivers/gpu/drm/nouveau/nv10_graph.c
index 1cd141edca04..536b39e4a9e2 100644
--- a/drivers/gpu/drm/nouveau/nv10_graph.c
+++ b/drivers/gpu/drm/nouveau/nv10_graph.c
@@ -26,8 +26,10 @@
#include "drm.h"
#include "nouveau_drm.h"
#include "nouveau_drv.h"
+#include "nouveau_util.h"
-static int nv10_graph_register(struct drm_device *);
+static int nv10_graph_register(struct drm_device *);
+static void nv10_graph_isr(struct drm_device *);
#define NV10_FIFO_NUMBER 32
@@ -788,7 +790,7 @@ nv10_graph_unload_context(struct drm_device *dev)
return 0;
}
-void
+static void
nv10_graph_context_switch(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
@@ -924,6 +926,7 @@ int nv10_graph_init(struct drm_device *dev)
if (ret)
return ret;
+ nouveau_irq_register(dev, 12, nv10_graph_isr);
nv_wr32(dev, NV03_PGRAPH_INTR , 0xFFFFFFFF);
nv_wr32(dev, NV03_PGRAPH_INTR_EN, 0xFFFFFFFF);
@@ -966,6 +969,8 @@ int nv10_graph_init(struct drm_device *dev)
void nv10_graph_takedown(struct drm_device *dev)
{
+ nv_wr32(dev, NV03_PGRAPH_INTR_EN, 0x00000000);
+ nouveau_irq_unregister(dev, 12);
}
static int
@@ -1117,3 +1122,66 @@ nv10_graph_register(struct drm_device *dev)
dev_priv->engine.graph.registered = true;
return 0;
}
+
+struct nouveau_bitfield nv10_graph_intr[] = {
+ { NV_PGRAPH_INTR_NOTIFY, "NOTIFY" },
+ { NV_PGRAPH_INTR_ERROR, "ERROR" },
+ {}
+};
+
+struct nouveau_bitfield nv10_graph_nstatus[] =
+{
+ { 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 void
+nv10_graph_isr(struct drm_device *dev)
+{
+ u32 stat;
+
+ while ((stat = nv_rd32(dev, NV03_PGRAPH_INTR))) {
+ u32 nsource = nv_rd32(dev, NV03_PGRAPH_NSOURCE);
+ u32 nstatus = nv_rd32(dev, NV03_PGRAPH_NSTATUS);
+ u32 addr = nv_rd32(dev, NV04_PGRAPH_TRAPPED_ADDR);
+ u32 chid = (addr & 0x01f00000) >> 20;
+ u32 subc = (addr & 0x00070000) >> 16;
+ u32 mthd = (addr & 0x00001ffc);
+ u32 data = nv_rd32(dev, NV04_PGRAPH_TRAPPED_DATA);
+ u32 class = nv_rd32(dev, 0x400160 + subc * 4) & 0xfff;
+ u32 show = stat;
+
+ if (stat & NV_PGRAPH_INTR_ERROR) {
+ if (nsource & NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD) {
+ if (!nouveau_gpuobj_mthd_call2(dev, chid, class, mthd, data))
+ show &= ~NV_PGRAPH_INTR_ERROR;
+ }
+ }
+
+ if (stat & NV_PGRAPH_INTR_CONTEXT_SWITCH) {
+ nv_wr32(dev, NV03_PGRAPH_INTR, NV_PGRAPH_INTR_CONTEXT_SWITCH);
+ stat &= ~NV_PGRAPH_INTR_CONTEXT_SWITCH;
+ show &= ~NV_PGRAPH_INTR_CONTEXT_SWITCH;
+ nv10_graph_context_switch(dev);
+ }
+
+ nv_wr32(dev, NV03_PGRAPH_INTR, stat);
+ nv_wr32(dev, NV04_PGRAPH_FIFO, 0x00000001);
+
+ if (show && nouveau_ratelimit()) {
+ NV_INFO(dev, "PGRAPH -");
+ nouveau_bitfield_print(nv10_graph_intr, show);
+ printk(" nsource:");
+ nouveau_bitfield_print(nv04_graph_nsource, nsource);
+ printk(" nstatus:");
+ nouveau_bitfield_print(nv10_graph_nstatus, nstatus);
+ printk("\n");
+ NV_INFO(dev, "PGRAPH - ch %d/%d class 0x%04x "
+ "mthd 0x%04x data 0x%08x\n",
+ chid, subc, class, mthd, data);
+ }
+ }
+}