1 files changed, 286 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/base507c.c b/drivers/gpu/drm/nouveau/dispnv50/base507c.c
new file mode 100644
index 000000000000..d5e295ca2caa
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/dispnv50/base507c.c
@@ -0,0 +1,286 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "base.h"
+
+#include <nvif/cl507c.h>
+#include <nvif/event.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_plane_helper.h>
+#include "nouveau_bo.h"
+
+void
+base507c_update(struct nv50_wndw *wndw, u32 *interlock)
+{
+	u32 *push;
+	if ((push = evo_wait(&wndw->wndw, 2))) {
+		evo_mthd(push, 0x0080, 1);
+		evo_data(push, interlock[NV50_DISP_INTERLOCK_CORE]);
+		evo_kick(push, &wndw->wndw);
+	}
+}
+
+void
+base507c_image_clr(struct nv50_wndw *wndw)
+{
+	u32 *push;
+	if ((push = evo_wait(&wndw->wndw, 4))) {
+		evo_mthd(push, 0x0084, 1);
+		evo_data(push, 0x00000000);
+		evo_mthd(push, 0x00c0, 1);
+		evo_data(push, 0x00000000);
+		evo_kick(push, &wndw->wndw);
+	}
+}
+
+static void
+base507c_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	u32 *push;
+	if ((push = evo_wait(&wndw->wndw, 10))) {
+		evo_mthd(push, 0x0084, 1);
+		evo_data(push, asyw->image.mode << 8 |
+			       asyw->image.interval << 4);
+		evo_mthd(push, 0x00c0, 1);
+		evo_data(push, asyw->image.handle[0]);
+		evo_mthd(push, 0x0800, 5);
+		evo_data(push, asyw->image.offset[0] >> 8);
+		evo_data(push, 0x00000000);
+		evo_data(push, asyw->image.h << 16 | asyw->image.w);
+		evo_data(push, asyw->image.layout << 20 |
+			       (asyw->image.pitch[0] >> 8) << 8 |
+			       asyw->image.blocks[0] << 8 |
+			       asyw->image.blockh);
+		evo_data(push, asyw->image.kind << 16 |
+			       asyw->image.format << 8);
+		evo_kick(push, &wndw->wndw);
+	}
+}
+
+void
+base507c_xlut_clr(struct nv50_wndw *wndw)
+{
+	u32 *push;
+	if ((push = evo_wait(&wndw->wndw, 2))) {
+		evo_mthd(push, 0x00e0, 1);
+		evo_data(push, 0x00000000);
+		evo_kick(push, &wndw->wndw);
+	}
+}
+
+void
+base507c_xlut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	u32 *push;
+	if ((push = evo_wait(&wndw->wndw, 2))) {
+		evo_mthd(push, 0x00e0, 1);
+		evo_data(push, 0x40000000);
+		evo_kick(push, &wndw->wndw);
+	}
+}
+
+int
+base507c_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset,
+			 struct nvif_device *device)
+{
+	s64 time = nvif_msec(device, 2000ULL,
+		u32 data = nouveau_bo_rd32(bo, offset / 4);
+		if ((data & 0xc0000000) == 0x40000000)
+			break;
+		usleep_range(1, 2);
+	);
+	return time < 0 ? time : 0;
+}
+
+void
+base507c_ntfy_clr(struct nv50_wndw *wndw)
+{
+	u32 *push;
+	if ((push = evo_wait(&wndw->wndw, 2))) {
+		evo_mthd(push, 0x00a4, 1);
+		evo_data(push, 0x00000000);
+		evo_kick(push, &wndw->wndw);
+	}
+}
+
+void
+base507c_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	u32 *push;
+	if ((push = evo_wait(&wndw->wndw, 3))) {
+		evo_mthd(push, 0x00a0, 2);
+		evo_data(push, asyw->ntfy.awaken << 30 | asyw->ntfy.offset);
+		evo_data(push, asyw->ntfy.handle);
+		evo_kick(push, &wndw->wndw);
+	}
+}
+
+void
+base507c_ntfy_reset(struct nouveau_bo *bo, u32 offset)
+{
+	nouveau_bo_wr32(bo, offset / 4, 0x00000000);
+}
+
+void
+base507c_sema_clr(struct nv50_wndw *wndw)
+{
+	u32 *push;
+	if ((push = evo_wait(&wndw->wndw, 2))) {
+		evo_mthd(push, 0x0094, 1);
+		evo_data(push, 0x00000000);
+		evo_kick(push, &wndw->wndw);
+	}
+}
+
+void
+base507c_sema_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	u32 *push;
+	if ((push = evo_wait(&wndw->wndw, 5))) {
+		evo_mthd(push, 0x0088, 4);
+		evo_data(push, asyw->sema.offset);
+		evo_data(push, asyw->sema.acquire);
+		evo_data(push, asyw->sema.release);
+		evo_data(push, asyw->sema.handle);
+		evo_kick(push, &wndw->wndw);
+	}
+}
+
+void
+base507c_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+	asyh->base.cpp = 0;
+}
+
+int
+base507c_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+	const struct drm_framebuffer *fb = asyw->state.fb;
+	int ret;
+
+	if (!fb->format->depth)
+		return -EINVAL;
+
+	ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
+						  DRM_PLANE_HELPER_NO_SCALING,
+						  DRM_PLANE_HELPER_NO_SCALING,
+						  false, true);
+	if (ret)
+		return ret;
+
+	if (!wndw->func->ilut) {
+		if ((asyh->base.cpp != 1) ^ (fb->format->cpp[0] != 1))
+			asyh->state.color_mgmt_changed = true;
+	}
+
+	asyh->base.depth = fb->format->depth;
+	asyh->base.cpp = fb->format->cpp[0];
+	asyh->base.x = asyw->state.src.x1 >> 16;
+	asyh->base.y = asyw->state.src.y1 >> 16;
+	asyh->base.w = asyw->state.fb->width;
+	asyh->base.h = asyw->state.fb->height;
+	return 0;
+}
+
+const u32
+base507c_format[] = {
+	DRM_FORMAT_C8,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_ARGB1555,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_XBGR2101010,
+	DRM_FORMAT_ABGR2101010,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_ABGR8888,
+	0
+};
+
+static const struct nv50_wndw_func
+base507c = {
+	.acquire = base507c_acquire,
+	.release = base507c_release,
+	.sema_set = base507c_sema_set,
+	.sema_clr = base507c_sema_clr,
+	.ntfy_reset = base507c_ntfy_reset,
+	.ntfy_set = base507c_ntfy_set,
+	.ntfy_clr = base507c_ntfy_clr,
+	.ntfy_wait_begun = base507c_ntfy_wait_begun,
+	.olut_core = 1,
+	.xlut_set = base507c_xlut_set,
+	.xlut_clr = base507c_xlut_clr,
+	.image_set = base507c_image_set,
+	.image_clr = base507c_image_clr,
+	.update = base507c_update,
+};
+
+int
+base507c_new_(const struct nv50_wndw_func *func, const u32 *format,
+	      struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data,
+	      struct nv50_wndw **pwndw)
+{
+	struct nv50_disp_base_channel_dma_v0 args = {
+		.head = head,
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	struct nv50_wndw *wndw;
+	int ret;
+
+	ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_PRIMARY,
+			     "base", head, format, BIT(head),
+			     NV50_DISP_INTERLOCK_BASE, interlock_data, &wndw);
+	if (*pwndw = wndw, ret)
+		return ret;
+
+	ret = nv50_dmac_create(&drm->client.device, &disp->disp->object,
+			       &oclass, head, &args, sizeof(args),
+			       disp->sync->bo.offset, &wndw->wndw);
+	if (ret) {
+		NV_ERROR(drm, "base%04x allocation failed: %d\n", oclass, ret);
+		return ret;
+	}
+
+	ret = nvif_notify_init(&wndw->wndw.base.user, wndw->notify.func,
+			       false, NV50_DISP_BASE_CHANNEL_DMA_V0_NTFY_UEVENT,
+			       &(struct nvif_notify_uevent_req) {},
+			       sizeof(struct nvif_notify_uevent_req),
+			       sizeof(struct nvif_notify_uevent_rep),
+			       &wndw->notify);
+	if (ret)
+		return ret;
+
+	wndw->ntfy = NV50_DISP_BASE_NTFY(wndw->id);
+	wndw->sema = NV50_DISP_BASE_SEM0(wndw->id);
+	wndw->data = 0x00000000;
+	return 0;
+}
+
+int
+base507c_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return base507c_new_(&base507c, base507c_format, drm, head, oclass,
+			     0x00000002 << (head * 8), pwndw);
+}