From 9b071c7935f053bf05ab4d0b2f4a8ae4069b4b89 Mon Sep 17 00:00:00 2001 From: Alexandre Courbot Date: Tue, 13 Dec 2016 17:11:24 +0900 Subject: [PATCH] drm/nouveau/pmu/gk20a: use falcon library functions Use the falcon library functions where relevant. Signed-off-by: Alexandre Courbot Signed-off-by: Ben Skeggs --- .../gpu/drm/nouveau/nvkm/subdev/pmu/gk20a.c | 31 +++++++++++++------ 1 file changed, 22 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk20a.c index 4a0f80983564..9ca0db796cbe 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk20a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk20a.c @@ -95,17 +95,19 @@ static void gk20a_pmu_dvfs_get_dev_status(struct gk20a_pmu *pmu, struct gk20a_pmu_dvfs_dev_status *status) { - struct nvkm_device *device = pmu->base.subdev.device; - status->busy = nvkm_rd32(device, 0x10a508 + (BUSY_SLOT * 0x10)); - status->total= nvkm_rd32(device, 0x10a508 + (CLK_SLOT * 0x10)); + struct nvkm_falcon *falcon = pmu->base.falcon; + + status->busy = nvkm_falcon_rd32(falcon, 0x508 + (BUSY_SLOT * 0x10)); + status->total= nvkm_falcon_rd32(falcon, 0x508 + (CLK_SLOT * 0x10)); } static void gk20a_pmu_dvfs_reset_dev_status(struct gk20a_pmu *pmu) { - struct nvkm_device *device = pmu->base.subdev.device; - nvkm_wr32(device, 0x10a508 + (BUSY_SLOT * 0x10), 0x80000000); - nvkm_wr32(device, 0x10a508 + (CLK_SLOT * 0x10), 0x80000000); + struct nvkm_falcon *falcon = pmu->base.falcon; + + nvkm_falcon_wr32(falcon, 0x508 + (BUSY_SLOT * 0x10), 0x80000000); + nvkm_falcon_wr32(falcon, 0x508 + (CLK_SLOT * 0x10), 0x80000000); } static void @@ -157,18 +159,29 @@ gk20a_pmu_fini(struct nvkm_pmu *pmu) { struct gk20a_pmu *gpmu = gk20a_pmu(pmu); nvkm_timer_alarm_cancel(pmu->subdev.device->timer, &gpmu->alarm); + + nvkm_falcon_put(pmu->falcon, &pmu->subdev); } static int gk20a_pmu_init(struct nvkm_pmu *pmu) { struct gk20a_pmu *gpmu = gk20a_pmu(pmu); + struct nvkm_subdev *subdev = &pmu->subdev; struct nvkm_device *device = pmu->subdev.device; + struct nvkm_falcon *falcon = pmu->falcon; + int ret; + + ret = nvkm_falcon_get(falcon, subdev); + if (ret) { + nvkm_error(subdev, "cannot acquire %s falcon!\n", falcon->name); + return ret; + } /* init pwr perf counter */ - nvkm_wr32(device, 0x10a504 + (BUSY_SLOT * 0x10), 0x00200001); - nvkm_wr32(device, 0x10a50c + (BUSY_SLOT * 0x10), 0x00000002); - nvkm_wr32(device, 0x10a50c + (CLK_SLOT * 0x10), 0x00000003); + nvkm_falcon_wr32(falcon, 0x504 + (BUSY_SLOT * 0x10), 0x00200001); + nvkm_falcon_wr32(falcon, 0x50c + (BUSY_SLOT * 0x10), 0x00000002); + nvkm_falcon_wr32(falcon, 0x50c + (CLK_SLOT * 0x10), 0x00000003); nvkm_timer_alarm(device->timer, 2000000000, &gpmu->alarm); return 0; -- 2.20.1