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/*
* GK20A Graphics Context Pri Register Addressing
*
* Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GR_PRI_GK20A_H
#define GR_PRI_GK20A_H
/*
* These convenience macros are generally for use in the management/modificaiton
* of the context state store for gr/compute contexts.
*/
/*
* GPC pri addressing
*/
static inline u32 pri_gpccs_addr_width(void)
{
return 15; /*from where?*/
}
static inline u32 pri_gpccs_addr_mask(u32 addr)
{
return addr & ((1 << pri_gpccs_addr_width()) - 1);
}
static inline u32 pri_gpc_addr(u32 addr, u32 gpc)
{
return proj_gpc_base_v() + (gpc * proj_gpc_stride_v()) + addr;
}
static inline bool pri_is_gpc_addr_shared(u32 addr)
{
return (addr >= proj_gpc_shared_base_v()) &&
(addr < proj_gpc_shared_base_v() + proj_gpc_stride_v());
}
static inline bool pri_is_gpc_addr(u32 addr)
{
return ((addr >= proj_gpc_base_v()) &&
(addr < proj_gpc_base_v() +
proj_scal_litter_num_gpcs_v() * proj_gpc_stride_v())) ||
pri_is_gpc_addr_shared(addr);
}
static inline u32 pri_get_gpc_num(u32 addr)
{
u32 i, start;
u32 num_gpcs = proj_scal_litter_num_gpcs_v();
for (i = 0; i < num_gpcs; i++) {
start = proj_gpc_base_v() + (i * proj_gpc_stride_v());
if ((addr >= start) && (addr < (start + proj_gpc_stride_v())))
return i;
}
return 0;
}
/*
* TPC pri addressing
*/
static inline u32 pri_tpccs_addr_width(void)
{
return 11; /* from where? */
}
static inline u32 pri_tpccs_addr_mask(u32 addr)
{
return addr & ((1 << pri_tpccs_addr_width()) - 1);
}
static inline u32 pri_tpc_addr(u32 addr, u32 gpc, u32 tpc)
{
return proj_gpc_base_v() + (gpc * proj_gpc_stride_v()) +
proj_tpc_in_gpc_base_v() + (tpc * proj_tpc_in_gpc_stride_v()) +
addr;
}
static inline bool pri_is_tpc_addr_shared(u32 addr)
{
return (addr >= proj_tpc_in_gpc_shared_base_v()) &&
(addr < (proj_tpc_in_gpc_shared_base_v() +
proj_tpc_in_gpc_stride_v()));
}
/*
* BE pri addressing
*/
static inline u32 pri_becs_addr_width(void)
{
return 10;/* from where? */
}
static inline u32 pri_becs_addr_mask(u32 addr)
{
return addr & ((1 << pri_becs_addr_width()) - 1);
}
static inline bool pri_is_be_addr_shared(u32 addr)
{
return (addr >= proj_rop_shared_base_v()) &&
(addr < proj_rop_shared_base_v() + proj_rop_stride_v());
}
static inline u32 pri_be_shared_addr(u32 addr)
{
return proj_rop_shared_base_v() + pri_becs_addr_mask(addr);
}
static inline bool pri_is_be_addr(u32 addr)
{
return ((addr >= proj_rop_base_v()) &&
(addr < proj_rop_base_v()+proj_scal_litter_num_fbps_v() * proj_rop_stride_v())) ||
pri_is_be_addr_shared(addr);
}
static inline u32 pri_get_be_num(u32 addr)
{
u32 i, start;
u32 num_fbps = proj_scal_litter_num_fbps_v();
for (i = 0; i < num_fbps; i++) {
start = proj_rop_base_v() + (i * proj_rop_stride_v());
if ((addr >= start) && (addr < (start + proj_rop_stride_v())))
return i;
}
return 0;
}
/*
* PPC pri addressing
*/
static inline u32 pri_ppccs_addr_width(void)
{
return 9; /* from where? */
}
static inline u32 pri_ppccs_addr_mask(u32 addr)
{
return addr & ((1 << pri_ppccs_addr_width()) - 1);
}
static inline u32 pri_ppc_addr(u32 addr, u32 gpc, u32 ppc)
{
return proj_gpc_base_v() + (gpc * proj_gpc_stride_v()) +
proj_ppc_in_gpc_base_v() + (ppc * proj_ppc_in_gpc_stride_v()) + addr;
}
enum ctxsw_addr_type {
CTXSW_ADDR_TYPE_SYS = 0,
CTXSW_ADDR_TYPE_GPC = 1,
CTXSW_ADDR_TYPE_TPC = 2,
CTXSW_ADDR_TYPE_BE = 3,
CTXSW_ADDR_TYPE_PPC = 4
};
#define PRI_BROADCAST_FLAGS_NONE 0
#define PRI_BROADCAST_FLAGS_GPC BIT(0)
#define PRI_BROADCAST_FLAGS_TPC BIT(1)
#define PRI_BROADCAST_FLAGS_BE BIT(2)
#define PRI_BROADCAST_FLAGS_PPC BIT(3)
#endif /* GR_PRI_GK20A_H */
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