From: Ben Skeggs Date: Thu, 8 Jul 2010 01:39:18 +0000 (+1000) Subject: drm/nv50: move tlb flushing to a helper function X-Git-Tag: v3.12-rc1~8827^2~78^2~44 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=631872155f35b907ae3950016d9e72a308449d69;p=kernel%2Fkernel-generic.git drm/nv50: move tlb flushing to a helper function Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index e21eacc..6a6873d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -1039,6 +1039,7 @@ extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *); extern int nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *); extern int nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *); extern void nv50_instmem_flush(struct drm_device *); +extern void nv50_vm_flush(struct drm_device *, int engine); /* nv04_mc.c */ extern int nv04_mc_init(struct drm_device *); diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c index 5152c0a..5f8f95d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_mem.c +++ b/drivers/gpu/drm/nouveau/nouveau_mem.c @@ -176,34 +176,10 @@ nv50_mem_vm_bind_linear(struct drm_device *dev, uint64_t virt, uint32_t size, } dev_priv->engine.instmem.flush(dev); - nv_wr32(dev, 0x100c80, 0x00050001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return -EBUSY; - } - - nv_wr32(dev, 0x100c80, 0x00000001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return -EBUSY; - } - - nv_wr32(dev, 0x100c80, 0x00040001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return -EBUSY; - } - - nv_wr32(dev, 0x100c80, 0x00060001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return -EBUSY; - } - + nv50_vm_flush(dev, 5); + nv50_vm_flush(dev, 0); + nv50_vm_flush(dev, 4); + nv50_vm_flush(dev, 6); return 0; } @@ -232,32 +208,10 @@ nv50_mem_vm_unbind(struct drm_device *dev, uint64_t virt, uint32_t size) } dev_priv->engine.instmem.flush(dev); - nv_wr32(dev, 0x100c80, 0x00050001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return; - } - - nv_wr32(dev, 0x100c80, 0x00000001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return; - } - - nv_wr32(dev, 0x100c80, 0x00040001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return; - } - - nv_wr32(dev, 0x100c80, 0x00060001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - } + nv50_vm_flush(dev, 5); + nv50_vm_flush(dev, 0); + nv50_vm_flush(dev, 4); + nv50_vm_flush(dev, 6); } /* diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c index 1b2ab5a..491767f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c +++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c @@ -118,21 +118,8 @@ nouveau_sgdma_bind(struct ttm_backend *be, struct ttm_mem_reg *mem) dev_priv->engine.instmem.flush(nvbe->dev); if (dev_priv->card_type == NV_50) { - nv_wr32(dev, 0x100c80, 0x00050001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", - nv_rd32(dev, 0x100c80)); - return -EBUSY; - } - - nv_wr32(dev, 0x100c80, 0x00000001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", - nv_rd32(dev, 0x100c80)); - return -EBUSY; - } + nv50_vm_flush(dev, 5); /* PGRAPH */ + nv50_vm_flush(dev, 0); /* PFIFO */ } nvbe->bound = true; @@ -171,21 +158,8 @@ nouveau_sgdma_unbind(struct ttm_backend *be) dev_priv->engine.instmem.flush(nvbe->dev); if (dev_priv->card_type == NV_50) { - nv_wr32(dev, 0x100c80, 0x00050001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", - nv_rd32(dev, 0x100c80)); - return -EBUSY; - } - - nv_wr32(dev, 0x100c80, 0x00000001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", - nv_rd32(dev, 0x100c80)); - return -EBUSY; - } + nv50_vm_flush(dev, 5); + nv50_vm_flush(dev, 0); } nvbe->bound = false; diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c index d9feee3..2a5ec88 100644 --- a/drivers/gpu/drm/nouveau/nv50_instmem.c +++ b/drivers/gpu/drm/nouveau/nv50_instmem.c @@ -453,19 +453,8 @@ nv50_instmem_bind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj) } dev_priv->engine.instmem.flush(dev); - nv_wr32(dev, 0x100c80, 0x00040001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (1)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return -EBUSY; - } - - nv_wr32(dev, 0x100c80, 0x00060001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return -EBUSY; - } + nv50_vm_flush(dev, 4); + nv50_vm_flush(dev, 6); gpuobj->im_bound = 1; return 0; @@ -502,3 +491,11 @@ nv50_instmem_flush(struct drm_device *dev) NV_ERROR(dev, "PRAMIN flush timeout\n"); } +void +nv50_vm_flush(struct drm_device *dev, int engine) +{ + nv_wr32(dev, 0x100c80, (engine << 16) | 1); + if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) + NV_ERROR(dev, "vm flush timeout: engine %d\n", engine); +} +