summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/nouveau/nouveau_grctx.h
diff options
context:
space:
mode:
authorBen Skeggs <bskeggs@redhat.com>2012-07-04 13:44:54 (GMT)
committerBen Skeggs <bskeggs@redhat.com>2012-10-03 03:12:43 (GMT)
commit02a841d434513c7b3620250271c372fabce56de5 (patch)
tree464e7651bc65e8b100ad9eb949729da3d491591a /drivers/gpu/drm/nouveau/nouveau_grctx.h
parent3a92d37e4099054fe187b485a9d27c439c10eca7 (diff)
downloadlinux-02a841d434513c7b3620250271c372fabce56de5.tar.xz
drm/nouveau: restructure source tree, split core from drm implementation
Future work will be headed in the way of separating the policy supplied by the nouveau drm module from the mechanisms provided by the driver core. There will be a couple of major classes (subdev, engine) of driver modules that have clearly defined tasks, and the further directory structure change is to reflect this. No code changes here whatsoever, aside from fixing up a couple of include file pathnames. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_grctx.h')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_grctx.h129
1 files changed, 0 insertions, 129 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_grctx.h b/drivers/gpu/drm/nouveau/nouveau_grctx.h
deleted file mode 100644
index b0795ec..0000000
--- a/drivers/gpu/drm/nouveau/nouveau_grctx.h
+++ /dev/null
@@ -1,129 +0,0 @@
-#ifndef __NOUVEAU_GRCTX_H__
-#define __NOUVEAU_GRCTX_H__
-
-struct nouveau_grctx {
- struct drm_device *dev;
-
- enum {
- NOUVEAU_GRCTX_PROG,
- NOUVEAU_GRCTX_VALS
- } mode;
- void *data;
-
- uint32_t ctxprog_max;
- uint32_t ctxprog_len;
- uint32_t ctxprog_reg;
- int ctxprog_label[32];
- uint32_t ctxvals_pos;
- uint32_t ctxvals_base;
-};
-
-static inline void
-cp_out(struct nouveau_grctx *ctx, uint32_t inst)
-{
- uint32_t *ctxprog = ctx->data;
-
- if (ctx->mode != NOUVEAU_GRCTX_PROG)
- return;
-
- BUG_ON(ctx->ctxprog_len == ctx->ctxprog_max);
- ctxprog[ctx->ctxprog_len++] = inst;
-}
-
-static inline void
-cp_lsr(struct nouveau_grctx *ctx, uint32_t val)
-{
- cp_out(ctx, CP_LOAD_SR | val);
-}
-
-static inline void
-cp_ctx(struct nouveau_grctx *ctx, uint32_t reg, uint32_t length)
-{
- ctx->ctxprog_reg = (reg - 0x00400000) >> 2;
-
- ctx->ctxvals_base = ctx->ctxvals_pos;
- ctx->ctxvals_pos = ctx->ctxvals_base + length;
-
- if (length > (CP_CTX_COUNT >> CP_CTX_COUNT_SHIFT)) {
- cp_lsr(ctx, length);
- length = 0;
- }
-
- cp_out(ctx, CP_CTX | (length << CP_CTX_COUNT_SHIFT) | ctx->ctxprog_reg);
-}
-
-static inline void
-cp_name(struct nouveau_grctx *ctx, int name)
-{
- uint32_t *ctxprog = ctx->data;
- int i;
-
- if (ctx->mode != NOUVEAU_GRCTX_PROG)
- return;
-
- ctx->ctxprog_label[name] = ctx->ctxprog_len;
- for (i = 0; i < ctx->ctxprog_len; i++) {
- if ((ctxprog[i] & 0xfff00000) != 0xff400000)
- continue;
- if ((ctxprog[i] & CP_BRA_IP) != ((name) << CP_BRA_IP_SHIFT))
- continue;
- ctxprog[i] = (ctxprog[i] & 0x00ff00ff) |
- (ctx->ctxprog_len << CP_BRA_IP_SHIFT);
- }
-}
-
-static inline void
-_cp_bra(struct nouveau_grctx *ctx, u32 mod, int flag, int state, int name)
-{
- int ip = 0;
-
- if (mod != 2) {
- ip = ctx->ctxprog_label[name] << CP_BRA_IP_SHIFT;
- if (ip == 0)
- ip = 0xff000000 | (name << CP_BRA_IP_SHIFT);
- }
-
- cp_out(ctx, CP_BRA | (mod << 18) | ip | flag |
- (state ? 0 : CP_BRA_IF_CLEAR));
-}
-#define cp_bra(c, f, s, n) _cp_bra((c), 0, CP_FLAG_##f, CP_FLAG_##f##_##s, n)
-#define cp_cal(c, f, s, n) _cp_bra((c), 1, CP_FLAG_##f, CP_FLAG_##f##_##s, n)
-#define cp_ret(c, f, s) _cp_bra((c), 2, CP_FLAG_##f, CP_FLAG_##f##_##s, 0)
-
-static inline void
-_cp_wait(struct nouveau_grctx *ctx, int flag, int state)
-{
- cp_out(ctx, CP_WAIT | flag | (state ? CP_WAIT_SET : 0));
-}
-#define cp_wait(c, f, s) _cp_wait((c), CP_FLAG_##f, CP_FLAG_##f##_##s)
-
-static inline void
-_cp_set(struct nouveau_grctx *ctx, int flag, int state)
-{
- cp_out(ctx, CP_SET | flag | (state ? CP_SET_1 : 0));
-}
-#define cp_set(c, f, s) _cp_set((c), CP_FLAG_##f, CP_FLAG_##f##_##s)
-
-static inline void
-cp_pos(struct nouveau_grctx *ctx, int offset)
-{
- ctx->ctxvals_pos = offset;
- ctx->ctxvals_base = ctx->ctxvals_pos;
-
- cp_lsr(ctx, ctx->ctxvals_pos);
- cp_out(ctx, CP_SET_CONTEXT_POINTER);
-}
-
-static inline void
-gr_def(struct nouveau_grctx *ctx, uint32_t reg, uint32_t val)
-{
- if (ctx->mode != NOUVEAU_GRCTX_VALS)
- return;
-
- reg = (reg - 0x00400000) / 4;
- reg = (reg - ctx->ctxprog_reg) + ctx->ctxvals_base;
-
- nv_wo32(ctx->data, reg * 4, val);
-}
-
-#endif