linux/drivers/gpu/drm/nouveau/nouveau_grctx.h
Emil Velikov 0b89a072f9 drm/nouveau: Fix missing whitespace checkpatch.pl errors.
This patch fixes messages such as
ERROR: space required after that ','
ERROR: spaces required around that '='

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
2011-05-16 10:47:25 +10:00

133 lines
3 KiB
C

#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;
};
#ifdef CP_CTX
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)
#ifdef CP_BRA_MOD
#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)
#endif
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
#endif