| #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 |