From 4ca2b7120cf8ee266e6c44429ccb541d63480c4a Mon Sep 17 00:00:00 2001 From: Francisco Jerez Date: Sun, 8 Aug 2010 21:35:57 +0200 Subject: drm/nouveau: Don't try DDC on the dummy I2C channel. Signed-off-by: Francisco Jerez Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_connector.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index b1b22ba..a1473ff 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -104,7 +104,7 @@ nouveau_connector_ddc_detect(struct drm_connector *connector, int i; for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { - struct nouveau_i2c_chan *i2c; + struct nouveau_i2c_chan *i2c = NULL; struct nouveau_encoder *nv_encoder; struct drm_mode_object *obj; int id; @@ -117,7 +117,9 @@ nouveau_connector_ddc_detect(struct drm_connector *connector, if (!obj) continue; nv_encoder = nouveau_encoder(obj_to_encoder(obj)); - i2c = nouveau_i2c_find(dev, nv_encoder->dcb->i2c_index); + + if (nv_encoder->dcb->i2c_index < 0xf) + i2c = nouveau_i2c_find(dev, nv_encoder->dcb->i2c_index); if (i2c && nouveau_probe_i2c_addr(i2c, 0x50)) { *pnv_encoder = nv_encoder; -- cgit v1.1 From 56dfc58ea094e7a8607786f4762c65b09cd85738 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 10 Aug 2010 10:50:13 +1000 Subject: drm/nv50: fix minor thinko from nvc0 changes Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nouveau_i2c.c b/drivers/gpu/drm/nouveau/nouveau_i2c.c index 0bd407c..8461485 100644 --- a/drivers/gpu/drm/nouveau/nouveau_i2c.c +++ b/drivers/gpu/drm/nouveau/nouveau_i2c.c @@ -163,7 +163,7 @@ nouveau_i2c_init(struct drm_device *dev, struct dcb_i2c_entry *entry, int index) if (entry->chan) return -EEXIST; - if (dev_priv->card_type == NV_C0 && entry->read >= NV50_I2C_PORTS) { + if (dev_priv->card_type >= NV_50 && entry->read >= NV50_I2C_PORTS) { NV_ERROR(dev, "unknown i2c port %d\n", entry->read); return -EINVAL; } -- cgit v1.1 From 415e6186f17136075f7cc825ba3835d005773637 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Fri, 23 Jul 2010 09:06:52 +1000 Subject: drm/nouveau: fix race condition when under memory pressure When VRAM is running out it's possible that the client's push buffers get evicted to main memory. When they're validated back in, the GPU may be used for the copy back to VRAM, but the existing synchronisation code only deals with inter-channel sync, not sync between PFIFO and PGRAPH on the same channel. This leads to PFIFO fetching from command buffers that haven't quite been copied by PGRAPH yet. This patch marks push buffers as so, and forces any GPU-assisted buffer moves to be done on a different channel, which triggers the correct synchronisation to happen before we submit them. Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_bo.c | 15 +++++++++++++++ drivers/gpu/drm/nouveau/nouveau_drv.h | 1 + drivers/gpu/drm/nouveau/nouveau_gem.c | 36 +++++++++++++++++++++++++---------- 3 files changed, 42 insertions(+), 10 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 84f8518..f6f4477 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -36,6 +36,21 @@ #include #include +int +nouveau_bo_sync_gpu(struct nouveau_bo *nvbo, struct nouveau_channel *chan) +{ + struct nouveau_fence *prev_fence = nvbo->bo.sync_obj; + int ret; + + if (!prev_fence || nouveau_fence_channel(prev_fence) == chan) + return 0; + + spin_lock(&nvbo->bo.lock); + ret = ttm_bo_wait(&nvbo->bo, false, false, false); + spin_unlock(&nvbo->bo.lock); + return ret; +} + static void nouveau_bo_del_ttm(struct ttm_buffer_object *bo) { diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index e424bf7..1e093a0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -1165,6 +1165,7 @@ extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index); extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val); extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index); extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val); +extern int nouveau_bo_sync_gpu(struct nouveau_bo *, struct nouveau_channel *); /* nouveau_fence.c */ struct nouveau_fence; diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 547f2c2..a915dcd 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -361,16 +361,11 @@ validate_list(struct nouveau_channel *chan, struct list_head *list, list_for_each_entry(nvbo, list, entry) { struct drm_nouveau_gem_pushbuf_bo *b = &pbbo[nvbo->pbbo_index]; - struct nouveau_fence *prev_fence = nvbo->bo.sync_obj; - if (prev_fence && nouveau_fence_channel(prev_fence) != chan) { - spin_lock(&nvbo->bo.lock); - ret = ttm_bo_wait(&nvbo->bo, false, false, false); - spin_unlock(&nvbo->bo.lock); - if (unlikely(ret)) { - NV_ERROR(dev, "fail wait other chan\n"); - return ret; - } + ret = nouveau_bo_sync_gpu(nvbo, chan); + if (unlikely(ret)) { + NV_ERROR(dev, "fail pre-validate sync\n"); + return ret; } ret = nouveau_gem_set_domain(nvbo->gem, b->read_domains, @@ -381,7 +376,7 @@ validate_list(struct nouveau_channel *chan, struct list_head *list, return ret; } - nvbo->channel = chan; + nvbo->channel = (b->read_domains & (1 << 31)) ? NULL : chan; ret = ttm_bo_validate(&nvbo->bo, &nvbo->placement, false, false, false); nvbo->channel = NULL; @@ -390,6 +385,12 @@ validate_list(struct nouveau_channel *chan, struct list_head *list, return ret; } + ret = nouveau_bo_sync_gpu(nvbo, chan); + if (unlikely(ret)) { + NV_ERROR(dev, "fail post-validate sync\n"); + return ret; + } + if (nvbo->bo.offset == b->presumed.offset && ((nvbo->bo.mem.mem_type == TTM_PL_VRAM && b->presumed.domain & NOUVEAU_GEM_DOMAIN_VRAM) || @@ -615,6 +616,21 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data, mutex_lock(&dev->struct_mutex); + /* Mark push buffers as being used on PFIFO, the validation code + * will then make sure that if the pushbuf bo moves, that they + * happen on the kernel channel, which will in turn cause a sync + * to happen before we try and submit the push buffer. + */ + for (i = 0; i < req->nr_push; i++) { + if (push[i].bo_index >= req->nr_buffers) { + NV_ERROR(dev, "push %d buffer not in list\n", i); + ret = -EINVAL; + goto out; + } + + bo[push[i].bo_index].read_domains |= (1 << 31); + } + /* Validate buffer list */ ret = nouveau_gem_pushbuf_validate(chan, file_priv, bo, req->buffers, req->nr_buffers, &op, &do_reloc); -- cgit v1.1 From bd6aaea89318bd3aede9e219d6a003afd9978d5b Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Thu, 12 Aug 2010 10:23:06 +1000 Subject: drm/nouveau: check for error when allocating/mapping dummy page Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_sgdma.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c index 491767f..6b9187d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c +++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c @@ -214,6 +214,7 @@ int nouveau_sgdma_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + struct pci_dev *pdev = dev->pdev; struct nouveau_gpuobj *gpuobj = NULL; uint32_t aper_size, obj_size; int i, ret; @@ -239,10 +240,19 @@ nouveau_sgdma_init(struct drm_device *dev) dev_priv->gart_info.sg_dummy_page = alloc_page(GFP_KERNEL|__GFP_DMA32); + if (!dev_priv->gart_info.sg_dummy_page) { + nouveau_gpuobj_del(dev, &gpuobj); + return -ENOMEM; + } + set_bit(PG_locked, &dev_priv->gart_info.sg_dummy_page->flags); dev_priv->gart_info.sg_dummy_bus = - pci_map_page(dev->pdev, dev_priv->gart_info.sg_dummy_page, 0, + pci_map_page(pdev, dev_priv->gart_info.sg_dummy_page, 0, PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); + if (pci_dma_mapping_error(pdev, dev_priv->gart_info.sg_dummy_bus)) { + nouveau_gpuobj_del(dev, &gpuobj); + return -EFAULT; + } if (dev_priv->card_type < NV_50) { /* Maybe use NV_DMA_TARGET_AGP for PCIE? NVIDIA do this, and -- cgit v1.1 From 98720bf4e1ba5f1d0109f97a49a9028b91f25cbe Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Fri, 13 Aug 2010 08:31:22 +1000 Subject: drm/nouveau: remove warning about unknown tmds table revisions This message is apparently confusing people, and is being blamed for some modesetting issues. Lets remove the message, and instead replace it with an unconditional printout of the table revision. Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_bios.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 0b69a96..4a7bd7c 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -5357,19 +5357,17 @@ static int parse_bit_tmds_tbl_entry(struct drm_device *dev, struct nvbios *bios, } tmdstableptr = ROM16(bios->data[bitentry->offset]); - - if (tmdstableptr == 0x0) { + if (!tmdstableptr) { NV_ERROR(dev, "Pointer to TMDS table invalid\n"); return -EINVAL; } + NV_INFO(dev, "TMDS table version %d.%d\n", + bios->data[tmdstableptr] >> 4, bios->data[tmdstableptr] & 0xf); + /* nv50+ has v2.0, but we don't parse it atm */ - if (bios->data[tmdstableptr] != 0x11) { - NV_WARN(dev, - "TMDS table revision %d.%d not currently supported\n", - bios->data[tmdstableptr] >> 4, bios->data[tmdstableptr] & 0xf); + if (bios->data[tmdstableptr] != 0x11) return -ENOSYS; - } /* * These two scripts are odd: they don't seem to get run even when -- cgit v1.1 From 45a68a072ee3b7f8fbd84b946aac827cc61256b0 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Fri, 13 Aug 2010 08:37:55 +1000 Subject: drm/nouveau: punt some more log messages to debug level Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_bios.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 4a7bd7c..9e7fc1d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -4587,7 +4587,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent, return 1; } - NV_TRACE(dev, "0x%04X: parsing output script 0\n", script); + NV_DEBUG_KMS(dev, "0x%04X: parsing output script 0\n", script); nouveau_bios_run_init_table(dev, script, dcbent); } else if (pxclk == -1) { @@ -4597,7 +4597,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent, return 1; } - NV_TRACE(dev, "0x%04X: parsing output script 1\n", script); + NV_DEBUG_KMS(dev, "0x%04X: parsing output script 1\n", script); nouveau_bios_run_init_table(dev, script, dcbent); } else if (pxclk == -2) { @@ -4610,7 +4610,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent, return 1; } - NV_TRACE(dev, "0x%04X: parsing output script 2\n", script); + NV_DEBUG_KMS(dev, "0x%04X: parsing output script 2\n", script); nouveau_bios_run_init_table(dev, script, dcbent); } else if (pxclk > 0) { @@ -4622,7 +4622,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent, return 1; } - NV_TRACE(dev, "0x%04X: parsing clock script 0\n", script); + NV_DEBUG_KMS(dev, "0x%04X: parsing clock script 0\n", script); nouveau_bios_run_init_table(dev, script, dcbent); } else if (pxclk < 0) { @@ -4634,7 +4634,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent, return 1; } - NV_TRACE(dev, "0x%04X: parsing clock script 1\n", script); + NV_DEBUG_KMS(dev, "0x%04X: parsing clock script 1\n", script); nouveau_bios_run_init_table(dev, script, dcbent); } -- cgit v1.1 From 46d4cae20038bcb2511cba0c86f0be2d11520369 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Fri, 13 Aug 2010 10:22:41 +1000 Subject: drm/nv50-nvc0: ramht_size is meant to be in bytes, not entries Fixes an infinite loop that can happen in RAMHT lookup. Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nv50_instmem.c | 2 +- drivers/gpu/drm/nouveau/nvc0_instmem.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c index 37c7b48..c95bf9b 100644 --- a/drivers/gpu/drm/nouveau/nv50_instmem.c +++ b/drivers/gpu/drm/nouveau/nv50_instmem.c @@ -278,7 +278,7 @@ nv50_instmem_init(struct drm_device *dev) /*XXX: incorrect, but needed to make hash func "work" */ dev_priv->ramht_offset = 0x10000; dev_priv->ramht_bits = 9; - dev_priv->ramht_size = (1 << dev_priv->ramht_bits); + dev_priv->ramht_size = (1 << dev_priv->ramht_bits) * 8; return 0; } diff --git a/drivers/gpu/drm/nouveau/nvc0_instmem.c b/drivers/gpu/drm/nouveau/nvc0_instmem.c index 3ab3cdc..854e0d7 100644 --- a/drivers/gpu/drm/nouveau/nvc0_instmem.c +++ b/drivers/gpu/drm/nouveau/nvc0_instmem.c @@ -221,7 +221,7 @@ nvc0_instmem_init(struct drm_device *dev) /*XXX: incorrect, but needed to make hash func "work" */ dev_priv->ramht_offset = 0x10000; dev_priv->ramht_bits = 9; - dev_priv->ramht_size = (1 << dev_priv->ramht_bits); + dev_priv->ramht_size = (1 << dev_priv->ramht_bits) * 8; return 0; } -- cgit v1.1 From 19bf5f7df918f86a1507389101b5eddcad983951 Mon Sep 17 00:00:00 2001 From: Francisco Jerez Date: Sat, 14 Aug 2010 18:45:58 +0200 Subject: drm/nouveau: Add TV-out quirk for an MSI nForce2 IGP. The blob also thinks there's a TV connected, so hardware bug... Signed-off-by: Francisco Jerez Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nv17_tv.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nv17_tv.c b/drivers/gpu/drm/nouveau/nv17_tv.c index 44fefb0..eefa5c8 100644 --- a/drivers/gpu/drm/nouveau/nv17_tv.c +++ b/drivers/gpu/drm/nouveau/nv17_tv.c @@ -129,6 +129,14 @@ get_tv_detect_quirks(struct drm_device *dev, uint32_t *pin_mask) return false; } + /* MSI nForce2 IGP */ + if (dev->pdev->device == 0x01f0 && + dev->pdev->subsystem_vendor == 0x1462 && + dev->pdev->subsystem_device == 0x5710) { + *pin_mask = 0xc; + return false; + } + return true; } -- cgit v1.1 From 20d66daf0aeae4abd2f498d0cedf3e506946f3c2 Mon Sep 17 00:00:00 2001 From: Francisco Jerez Date: Sun, 15 Aug 2010 14:32:49 +0200 Subject: drm/nouveau: Workaround missing GPIO tables on an Apple iMac G4 NV18. This should fix the reported TV-out load detection false positives (fdo bug 29455). Reported-by: Vlado Plaga Signed-off-by: Francisco Jerez Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_bios.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 9e7fc1d..e144f7a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -5807,6 +5807,22 @@ parse_dcb_gpio_table(struct nvbios *bios) gpio->line = tvdac_gpio[1] >> 4; gpio->invert = tvdac_gpio[0] & 2; } + } else { + /* + * No systematic way to store GPIO info on pre-v2.2 + * DCBs, try to match the PCI device IDs. + */ + + /* Apple iMac G4 NV18 */ + if (dev->pdev->device == 0x0189 && + dev->pdev->subsystem_vendor == 0x10de && + dev->pdev->subsystem_device == 0x0010) { + struct dcb_gpio_entry *gpio = new_gpio_entry(bios); + + gpio->tag = DCB_GPIO_TVDAC0; + gpio->line = 4; + } + } if (!gpio_table_ptr) -- cgit v1.1 From b515f3a2d8f8543aa189ac8d10195f923b64245b Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Mon, 16 Aug 2010 08:18:16 +1000 Subject: drm/nvc0: fix thinko in instmem suspend/resume Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvc0_instmem.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nvc0_instmem.c b/drivers/gpu/drm/nouveau/nvc0_instmem.c index 854e0d7..6b451f8 100644 --- a/drivers/gpu/drm/nouveau/nvc0_instmem.c +++ b/drivers/gpu/drm/nouveau/nvc0_instmem.c @@ -142,14 +142,16 @@ int nvc0_instmem_suspend(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + u32 *buf; int i; dev_priv->susres.ramin_copy = vmalloc(65536); if (!dev_priv->susres.ramin_copy) return -ENOMEM; + buf = dev_priv->susres.ramin_copy; - for (i = 0x700000; i < 0x710000; i += 4) - dev_priv->susres.ramin_copy[i/4] = nv_rd32(dev, i); + for (i = 0; i < 65536; i += 4) + buf[i/4] = nv_rd32(dev, NV04_PRAMIN + i); return 0; } @@ -157,14 +159,15 @@ void nvc0_instmem_resume(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + u32 *buf = dev_priv->susres.ramin_copy; u64 chan; int i; chan = dev_priv->vram_size - dev_priv->ramin_rsvd_vram; nv_wr32(dev, 0x001700, chan >> 16); - for (i = 0x700000; i < 0x710000; i += 4) - nv_wr32(dev, i, dev_priv->susres.ramin_copy[i/4]); + for (i = 0; i < 65536; i += 4) + nv_wr32(dev, NV04_PRAMIN + i, buf[i/4]); vfree(dev_priv->susres.ramin_copy); dev_priv->susres.ramin_copy = NULL; -- cgit v1.1 From 625db6b7e34580b750a13fd36a211a4366f6c3e2 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 17 Aug 2010 12:02:43 +1000 Subject: drm/nouveau: fix earlier mistake when fixing merge conflict Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_bios.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index e144f7a..e4f33a4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -2166,7 +2166,7 @@ peek_fb(struct drm_device *dev, struct io_mapping *fb, uint32_t val = 0; if (off < pci_resource_len(dev->pdev, 1)) { - uint32_t __iomem *p = + uint8_t __iomem *p = io_mapping_map_atomic_wc(fb, off & PAGE_MASK, KM_USER0); val = ioread32(p + (off & ~PAGE_MASK)); @@ -2182,7 +2182,7 @@ poke_fb(struct drm_device *dev, struct io_mapping *fb, uint32_t off, uint32_t val) { if (off < pci_resource_len(dev->pdev, 1)) { - uint32_t __iomem *p = + uint8_t __iomem *p = io_mapping_map_atomic_wc(fb, off & PAGE_MASK, KM_USER0); iowrite32(val, p + (off & ~PAGE_MASK)); -- cgit v1.1