diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_hwsq.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_hwsq.h | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_hwsq.h b/drivers/gpu/drm/nouveau/nouveau_hwsq.h deleted file mode 100644 index 697687593a81..000000000000 --- a/drivers/gpu/drm/nouveau/nouveau_hwsq.h +++ /dev/null @@ -1,115 +0,0 @@ -/* - * Copyright 2010 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. - * - * Authors: Ben Skeggs - */ - -#ifndef __NOUVEAU_HWSQ_H__ -#define __NOUVEAU_HWSQ_H__ - -struct hwsq_ucode { - u8 data[0x200]; - union { - u8 *u08; - u16 *u16; - u32 *u32; - } ptr; - u16 len; - - u32 reg; - u32 val; -}; - -static inline void -hwsq_init(struct hwsq_ucode *hwsq) -{ - hwsq->ptr.u08 = hwsq->data; - hwsq->reg = 0xffffffff; - hwsq->val = 0xffffffff; -} - -static inline void -hwsq_fini(struct hwsq_ucode *hwsq) -{ - do { - *hwsq->ptr.u08++ = 0x7f; - hwsq->len = hwsq->ptr.u08 - hwsq->data; - } while (hwsq->len & 3); - hwsq->ptr.u08 = hwsq->data; -} - -static inline void -hwsq_usec(struct hwsq_ucode *hwsq, u8 usec) -{ - u32 shift = 0; - while (usec & ~3) { - usec >>= 2; - shift++; - } - - *hwsq->ptr.u08++ = (shift << 2) | usec; -} - -static inline void -hwsq_setf(struct hwsq_ucode *hwsq, u8 flag, int val) -{ - flag += 0x80; - if (val >= 0) - flag += 0x20; - if (val >= 1) - flag += 0x20; - *hwsq->ptr.u08++ = flag; -} - -static inline void -hwsq_op5f(struct hwsq_ucode *hwsq, u8 v0, u8 v1) -{ - *hwsq->ptr.u08++ = 0x5f; - *hwsq->ptr.u08++ = v0; - *hwsq->ptr.u08++ = v1; -} - -static inline void -hwsq_wr32(struct hwsq_ucode *hwsq, u32 reg, u32 val) -{ - if (val != hwsq->val) { - if ((val & 0xffff0000) == (hwsq->val & 0xffff0000)) { - *hwsq->ptr.u08++ = 0x42; - *hwsq->ptr.u16++ = (val & 0x0000ffff); - } else { - *hwsq->ptr.u08++ = 0xe2; - *hwsq->ptr.u32++ = val; - } - - hwsq->val = val; - } - - if ((reg & 0xffff0000) == (hwsq->reg & 0xffff0000)) { - *hwsq->ptr.u08++ = 0x40; - *hwsq->ptr.u16++ = (reg & 0x0000ffff); - } else { - *hwsq->ptr.u08++ = 0xe0; - *hwsq->ptr.u32++ = reg; - } - hwsq->reg = reg; -} - -#endif |