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path: root/drivers/gpu/drm/nouveau/dispnv50/crcc57d.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/crcc57d.c')
-rw-r--r--drivers/gpu/drm/nouveau/dispnv50/crcc57d.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/crcc57d.c b/drivers/gpu/drm/nouveau/dispnv50/crcc57d.c
new file mode 100644
index 000000000..cc0130e3d
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/dispnv50/crcc57d.c
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: MIT
+
+#include "crc.h"
+#include "crcc37d.h"
+#include "core.h"
+#include "disp.h"
+#include "head.h"
+
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc57d.h>
+
+static int crcc57d_set_src(struct nv50_head *head, int or, enum nv50_crc_source_type source,
+ struct nv50_crc_notifier_ctx *ctx)
+{
+ struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push;
+ const int i = head->base.index;
+ u32 crc_args = NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, CONTROLLING_CHANNEL, CORE) |
+ NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, EXPECT_BUFFER_COLLAPSE, FALSE) |
+ NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, SECONDARY_CRC, NONE) |
+ NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, CRC_DURING_SNOOZE, DISABLE);
+ int ret;
+
+ switch (source) {
+ case NV50_CRC_SOURCE_TYPE_SOR:
+ crc_args |= NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SOR(or));
+ break;
+ case NV50_CRC_SOURCE_TYPE_SF:
+ crc_args |= NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SF);
+ break;
+ default:
+ break;
+ }
+
+ ret = PUSH_WAIT(push, 4);
+ if (ret)
+ return ret;
+
+ if (source) {
+ PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_CRC(i), ctx->ntfy.handle);
+ PUSH_MTHD(push, NVC57D, HEAD_SET_CRC_CONTROL(i), crc_args);
+ } else {
+ PUSH_MTHD(push, NVC57D, HEAD_SET_CRC_CONTROL(i), 0);
+ PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_CRC(i), 0);
+ }
+
+ return 0;
+}
+
+const struct nv50_crc_func crcc57d = {
+ .set_src = crcc57d_set_src,
+ .set_ctx = crcc37d_set_ctx,
+ .get_entry = crcc37d_get_entry,
+ .ctx_finished = crcc37d_ctx_finished,
+ .flip_threshold = CRCC37D_FLIP_THRESHOLD,
+ .num_entries = CRCC37D_MAX_ENTRIES,
+ .notifier_len = sizeof(struct crcc37d_notifier),
+};