Merge branch 'linux-4.8' of git://github.com/skeggsb/linux into drm-next

Here's an initial drm-next pull for nouveau 4.8, highlights:
- GK20A/GM20B volt and clock improvements.
- Initial support for GP100/GP104 GPUs, GP104 will not yet support
acceleration due to NVIDIA having not released firmware for them as of yet.

* 'linux-4.8' of git://github.com/skeggsb/linux: (97 commits)
  drm/nouveau/bus: remove cpu_coherent flag
  drm/nouveau/ttm: remove special handling of coherent objects
  drm/nouveau: check for supported chipset before booting fbdev off the hw
  drm/nouveau/ce/gp104: initial support
  drm/nouveau/fifo/gp104: initial support
  drm/nouveau/disp/gp104: initial support
  drm/nouveau/dma/gp104: initial support
  drm/nouveau/ltc/gp104: initial support
  drm/nouveau/ibus/gp104: initial support
  drm/nouveau/i2c/gp104: initial support
  drm/nouveau/gpio/gp104: initial support
  drm/nouveau/fuse/gp104: initial support
  drm/nouveau/bus/gp104: initial support
  drm/nouveau/bar/gp104: initial support
  drm/nouveau/mmu/gp104: initial support
  drm/nouveau/fb/gp104: initial support
  drm/nouveau/imem/gp104: initial support
  drm/nouveau/devinit/gp104: initial support
  drm/nouveau/bios/gp104: initial support
  drm/nouveau/tmr/gp104: initial support
  ...

1 files changed, 9 insertions, 19 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/base.c
index 213fdba6cfa0..314be2192b7d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/base.c
@@ -19,8 +19,9 @@
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  * DEALINGS IN THE SOFTWARE.
  */
-
 #include "priv.h"
+
+#include <subdev/mc.h>
 #include <subdev/timer.h>
 
 static const char *
@@ -70,12 +71,11 @@ nvkm_secboot_falcon_enable(struct nvkm_secboot *sb)
 	int ret;
 
 	/* enable engine */
-	nvkm_mask(device, 0x200, sb->enable_mask, sb->enable_mask);
-	nvkm_rd32(device, 0x200);
+	nvkm_mc_enable(device, sb->devidx);
 	ret = nvkm_wait_msec(device, 10, sb->base + 0x10c, 0x6, 0x0);
 	if (ret < 0) {
-		nvkm_mask(device, 0x200, sb->enable_mask, 0x0);
 		nvkm_error(&sb->subdev, "Falcon mem scrubbing timeout\n");
+		nvkm_mc_disable(device, sb->devidx);
 		return ret;
 	}
 
@@ -85,8 +85,7 @@ nvkm_secboot_falcon_enable(struct nvkm_secboot *sb)
 
 	/* enable IRQs */
 	nvkm_wr32(device, sb->base + 0x010, 0xff);
-	nvkm_mask(device, 0x640, sb->irq_mask, sb->irq_mask);
-	nvkm_mask(device, 0x644, sb->irq_mask, sb->irq_mask);
+	nvkm_mc_intr_mask(device, sb->devidx, true);
 
 	return 0;
 }
@@ -97,14 +96,13 @@ nvkm_secboot_falcon_disable(struct nvkm_secboot *sb)
 	struct nvkm_device *device = sb->subdev.device;
 
 	/* disable IRQs and wait for any previous code to complete */
-	nvkm_mask(device, 0x644, sb->irq_mask, 0x0);
-	nvkm_mask(device, 0x640, sb->irq_mask, 0x0);
+	nvkm_mc_intr_mask(device, sb->devidx, false);
 	nvkm_wr32(device, sb->base + 0x014, 0xff);
 
 	falcon_wait_idle(device, sb->base);
 
 	/* disable engine */
-	nvkm_mask(device, 0x200, sb->enable_mask, 0x0);
+	nvkm_mc_disable(device, sb->devidx);
 
 	return 0;
 }
@@ -216,14 +214,7 @@ nvkm_secboot_oneinit(struct nvkm_subdev *subdev)
 		return ret;
 	}
 
-	/*
-	 * Build all blobs - the same blobs can be used to perform secure boot
-	 * multiple times
-	 */
-	if (sb->func->prepare_blobs)
-		ret = sb->func->prepare_blobs(sb);
-
-	return ret;
+	return 0;
 }
 
 static int
@@ -270,9 +261,8 @@ nvkm_secboot_ctor(const struct nvkm_secboot_func *func,
 	/* setup the performing falcon's base address and masks */
 	switch (func->boot_falcon) {
 	case NVKM_SECBOOT_FALCON_PMU:
+		sb->devidx = NVKM_SUBDEV_PMU;
 		sb->base = 0x10a000;
-		sb->irq_mask = 0x1000000;
-		sb->enable_mask = 0x2000;
 		break;
 	default:
 		nvkm_error(&sb->subdev, "invalid secure boot falcon\n");