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-rw-r--r--SOURCES/0001-device-rework-mmio-mapping-code-to-get-rid-of-second.patch84
1 files changed, 0 insertions, 84 deletions
diff --git a/SOURCES/0001-device-rework-mmio-mapping-code-to-get-rid-of-second.patch b/SOURCES/0001-device-rework-mmio-mapping-code-to-get-rid-of-second.patch
deleted file mode 100644
index bde820b..0000000
--- a/SOURCES/0001-device-rework-mmio-mapping-code-to-get-rid-of-second.patch
+++ /dev/null
@@ -1,84 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Karol Herbst <kherbst@redhat.com>
-Date: Tue, 28 Apr 2020 18:54:02 +0200
-Subject: [PATCH] device: rework mmio mapping code to get rid of second map
-
-Fixes warnings on GPUs with smaller a smaller mmio region like vGPUs.
-
-Signed-off-by: Karol Herbst <kherbst@redhat.com>
-Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
----
- .../gpu/drm/nouveau/nvkm/engine/device/base.c | 27 ++++++++++---------
- 1 file changed, 15 insertions(+), 12 deletions(-)
-
-diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
-index 8ebbe1656008..37589f36546d 100644
---- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
-+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
-@@ -2935,7 +2935,7 @@ nvkm_device_ctor(const struct nvkm_device_func *func,
- struct nvkm_subdev *subdev;
- u64 mmio_base, mmio_size;
- u32 boot0, strap;
-- void __iomem *map;
-+ void __iomem *map = NULL;
- int ret = -EEXIST, i;
- unsigned chipset;
-
-@@ -2961,12 +2961,17 @@ nvkm_device_ctor(const struct nvkm_device_func *func,
- mmio_base = device->func->resource_addr(device, 0);
- mmio_size = device->func->resource_size(device, 0);
-
-- /* identify the chipset, and determine classes of subdev/engines */
-- if (detect) {
-- map = ioremap(mmio_base, 0x102000);
-- if (ret = -ENOMEM, map == NULL)
-+ if (detect || mmio) {
-+ map = ioremap(mmio_base, mmio_size);
-+ if (map == NULL) {
-+ nvdev_error(device, "unable to map PRI\n");
-+ ret = -ENOMEM;
- goto done;
-+ }
-+ }
-
-+ /* identify the chipset, and determine classes of subdev/engines */
-+ if (detect) {
- /* switch mmio to cpu's native endianness */
- #ifndef __BIG_ENDIAN
- if (ioread32_native(map + 0x000004) != 0x00000000) {
-@@ -2980,7 +2985,6 @@ nvkm_device_ctor(const struct nvkm_device_func *func,
- /* read boot0 and strapping information */
- boot0 = ioread32_native(map + 0x000000);
- strap = ioread32_native(map + 0x101000);
-- iounmap(map);
-
- /* chipset can be overridden for devel/testing purposes */
- chipset = nvkm_longopt(device->cfgopt, "NvChipset", 0);
-@@ -3159,12 +3163,7 @@ nvkm_device_ctor(const struct nvkm_device_func *func,
- device->name = device->chip->name;
-
- if (mmio) {
-- device->pri = ioremap(mmio_base, mmio_size);
-- if (!device->pri) {
-- nvdev_error(device, "unable to map PRI\n");
-- ret = -ENOMEM;
-- goto done;
-- }
-+ device->pri = map;
- }
-
- mutex_init(&device->mutex);
-@@ -3254,6 +3253,10 @@ nvkm_device_ctor(const struct nvkm_device_func *func,
-
- ret = 0;
- done:
-+ if (map && (!mmio || ret)) {
-+ device->pri = NULL;
-+ iounmap(map);
-+ }
- mutex_unlock(&nv_devices_mutex);
- return ret;
- }
---
-2.26.2
-