diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2013-10-11 14:56:39 +1000 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2013-11-05 16:15:45 +1000 |
commit | 72d42f1f03aa9f0af5e3f5987e7a3e57c1d63f47 (patch) | |
tree | 7d895df5f7feba158fc8f908cd46d1e872770a31 /nvkm/subdev/mc | |
parent | d138c184447e3e304ad38546526140931d73b804 (diff) | |
download | nouveau-72d42f1f03aa9f0af5e3f5987e7a3e57c1d63f47.tar.gz |
mc: fetch NV_PMC_INTR again after re-arming MSI
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'nvkm/subdev/mc')
-rw-r--r-- | nvkm/subdev/mc/base.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/nvkm/subdev/mc/base.c b/nvkm/subdev/mc/base.c index 9013de22a..13746c338 100644 --- a/nvkm/subdev/mc/base.c +++ b/nvkm/subdev/mc/base.c @@ -32,7 +32,7 @@ nouveau_mc_intr(int irq, void *arg) const struct nouveau_mc_intr *map = pmc->intr_map; struct nouveau_device *device = nv_device(pmc); struct nouveau_subdev *unit; - u32 intr, stat; + u32 intr; nv_wr32(pmc, 0x000140, 0x00000000); nv_rd32(pmc, 0x000140); @@ -41,7 +41,11 @@ nouveau_mc_intr(int irq, void *arg) if (intr == 0xffffffff) /* likely fallen off the bus */ intr = 0x00000000; - if ((stat = intr) != 0) { + if (pmc->use_msi) + nv_wr08(pmc, 0x088068, 0xff); + + if (intr) { + u32 stat = nv_rd32(pmc, 0x000100); while (map->stat) { if (intr & map->stat) { unit = nouveau_subdev(pmc, map->unit); @@ -52,8 +56,6 @@ nouveau_mc_intr(int irq, void *arg) map++; } - if (pmc->use_msi) - nv_wr08(pmc, 0x088068, 0xff); if (stat) nv_error(pmc, "unknown intr 0x%08x\n", stat); pm_runtime_mark_last_busy(&device->pdev->dev); |