/*
* drivers/video/tegra/host/gk20a/gr_ctx_gk20a.c
*
* GK20A Graphics Context
*
* Copyright (c) 2011-2017, NVIDIA CORPORATION. All rights reserved.
*
* 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 AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#include <nvgpu/nvgpu_common.h>
#include <nvgpu/kmem.h>
#include <nvgpu/log.h>
#include <nvgpu/firmware.h>
#include <nvgpu/enabled.h>
#include "gk20a.h"
#include "gr_ctx_gk20a.h"
#include <nvgpu/hw/gk20a/hw_gr_gk20a.h>
static int gr_gk20a_alloc_load_netlist_u32(struct gk20a *g, u32 *src, u32 len,
struct u32_list_gk20a *u32_list)
{
u32_list->count = (len + sizeof(u32) - 1) / sizeof(u32);
if (!alloc_u32_list_gk20a(g, u32_list))
return -ENOMEM;
memcpy(u32_list->l, src, len);
return 0;
}
static int gr_gk20a_alloc_load_netlist_av(struct gk20a *g, u32 *src, u32 len,
struct av_list_gk20a *av_list)
{
av_list->count = len / sizeof(struct av_gk20a);
if (!alloc_av_list_gk20a(g, av_list))
return -ENOMEM;
memcpy(av_list->l, src, len);
return 0;
}
static int gr_gk20a_alloc_load_netlist_aiv(struct gk20a *g, u32 *src, u32 len,
struct aiv_list_gk20a *aiv_list)
{
aiv_list->count = len / sizeof(struct aiv_gk20a);
if (!alloc_aiv_list_gk20a(g, aiv_list))
return -ENOMEM;
memcpy(aiv_list->l, src, len);
return 0;
}
static int gr_gk20a_init_ctx_vars_fw(struct gk20a *g, struct gr_gk20a *gr)
{
struct nvgpu_firmware *netlist_fw;
struct netlist_image *netlist = NULL;
char name[MAX_NETLIST_NAME];
u32 i, major_v = ~0, major_v_hw, netlist_num;
int net, max, err = -ENOENT;
gk20a_dbg_fn("");
if (g->ops.gr_ctx.is_fw_defined()) {
net = NETLIST_FINAL;
max = 0;
major_v_hw = ~0;
g->gr.ctx_vars.dynamic = false;
} else {
net = NETLIST_SLOT_A;
max = MAX_NETLIST;
major_v_hw = gk20a_readl(g,
gr_fecs_ctx_state_store_major_rev_id_r());
g->gr.ctx_vars.dynamic = true;
}
for (; net < max; net++) {
if (g->ops.gr_ctx.get_netlist_name(g, net, name) != 0) {
nvgpu_warn(g, "invalid netlist index %d", net);
continue;
}
netlist_fw = nvgpu_request_firmware(g, name, 0);
if (!netlist_fw) {
nvgpu_warn(g, "failed to load netlist %s", name);
continue;
}
netlist = (struct netlist_image *)netlist_fw->data;
for (i = 0; i < netlist->header.regions; i++) {
u32 *src = (u32 *)((u8 *)netlist + netlist->regions[i].data_offset);
u32 size = netlist->regions[i].data_size;
switch (netlist->regions[i].region_id) {
case NETLIST_REGIONID_FECS_UCODE_DATA:
gk20a_dbg_info("NETLIST_REGIONID_FECS_UCODE_DATA");
err = gr_gk20a_alloc_load_netlist_u32(g,
src, size, &g->gr.ctx_vars.ucode.fecs.data);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_FECS_UCODE_INST:
gk20a_dbg_info("NETLIST_REGIONID_FECS_UCODE_INST");
err = gr_gk20a_alloc_load_netlist_u32(g,
src, size, &g->gr.ctx_vars.ucode.fecs.inst);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_GPCCS_UCODE_DATA:
gk20a_dbg_info("NETLIST_REGIONID_GPCCS_UCODE_DATA");
err = gr_gk20a_alloc_load_netlist_u32(g,
src, size, &g->gr.ctx_vars.ucode.gpccs.data);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_GPCCS_UCODE_INST:
gk20a_dbg_info("NETLIST_REGIONID_GPCCS_UCODE_INST");
err = gr_gk20a_alloc_load_netlist_u32(g,
src, size, &g->gr.ctx_vars.ucode.gpccs.inst);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_SW_BUNDLE_INIT:
gk20a_dbg_info("NETLIST_REGIONID_SW_BUNDLE_INIT");
err = gr_gk20a_alloc_load_netlist_av(g,
src, size, &g->gr.ctx_vars.sw_bundle_init);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_SW_METHOD_INIT:
gk20a_dbg_info("NETLIST_REGIONID_SW_METHOD_INIT");
err = gr_gk20a_alloc_load_netlist_av(g,
src, size, &g->gr.ctx_vars.sw_method_init);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_SW_CTX_LOAD:
gk20a_dbg_info("NETLIST_REGIONID_SW_CTX_LOAD");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.sw_ctx_load);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_SW_NON_CTX_LOAD:
gk20a_dbg_info("NETLIST_REGIONID_SW_NON_CTX_LOAD");
err = gr_gk20a_alloc_load_netlist_av(g,
src, size, &g->gr.ctx_vars.sw_non_ctx_load);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_SWVEIDBUNDLEINIT:
gk20a_dbg_info(
"NETLIST_REGIONID_SW_VEID_BUNDLE_INIT");
err = gr_gk20a_alloc_load_netlist_av(g,
src, size,
&g->gr.ctx_vars.sw_veid_bundle_init);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_SYS:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_SYS");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.sys);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_GPC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_GPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.gpc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_TPC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_TPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.tpc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_ZCULL_GPC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_ZCULL_GPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.zcull_gpc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_PPC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_PPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.ppc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_PM_SYS:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_PM_SYS");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.pm_sys);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_PM_GPC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_PM_GPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.pm_gpc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_PM_TPC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_PM_TPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.pm_tpc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_BUFFER_SIZE:
g->gr.ctx_vars.buffer_size = *src;
gk20a_dbg_info("NETLIST_REGIONID_BUFFER_SIZE : %d",
g->gr.ctx_vars.buffer_size);
break;
case NETLIST_REGIONID_CTXSW_REG_BASE_INDEX:
g->gr.ctx_vars.regs_base_index = *src;
gk20a_dbg_info("NETLIST_REGIONID_CTXSW_REG_BASE_INDEX : %d",
g->gr.ctx_vars.regs_base_index);
break;
case NETLIST_REGIONID_MAJORV:
major_v = *src;
gk20a_dbg_info("NETLIST_REGIONID_MAJORV : %d",
major_v);
break;
case NETLIST_REGIONID_NETLIST_NUM:
netlist_num = *src;
gk20a_dbg_info("NETLIST_REGIONID_NETLIST_NUM : %d",
netlist_num);
break;
case NETLIST_REGIONID_CTXREG_PMPPC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_PMPPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.pm_ppc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_NVPERF_CTXREG_SYS:
gk20a_dbg_info("NETLIST_REGIONID_NVPERF_CTXREG_SYS");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.perf_sys);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_NVPERF_FBP_CTXREGS:
gk20a_dbg_info("NETLIST_REGIONID_NVPERF_FBP_CTXREGS");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.fbp);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_NVPERF_CTXREG_GPC:
gk20a_dbg_info("NETLIST_REGIONID_NVPERF_CTXREG_GPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.perf_gpc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_NVPERF_FBP_ROUTER:
gk20a_dbg_info("NETLIST_REGIONID_NVPERF_FBP_ROUTER");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.fbp_router);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_NVPERF_GPC_ROUTER:
gk20a_dbg_info("NETLIST_REGIONID_NVPERF_GPC_ROUTER");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.gpc_router);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_PMLTC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_PMLTC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.pm_ltc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_PMFBPA:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_PMFBPA");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.pm_fbpa);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_NVPERF_SYS_ROUTER:
gk20a_dbg_info("NETLIST_REGIONID_NVPERF_SYS_ROUTER");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.perf_sys_router);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_NVPERF_PMA:
gk20a_dbg_info("NETLIST_REGIONID_NVPERF_PMA");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.perf_pma);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_PMROP:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_PMROP");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.pm_rop);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_PMUCGPC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_PMUCGPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.pm_ucgpc);
if (err)
goto clean_up;
break;
case NETLIST_REGIONID_CTXREG_ETPC:
gk20a_dbg_info("NETLIST_REGIONID_CTXREG_ETPC");
err = gr_gk20a_alloc_load_netlist_aiv(g,
src, size, &g->gr.ctx_vars.ctxsw_regs.etpc);
if (err)
goto clean_up;
break;
default:
gk20a_dbg_info("unrecognized region %d skipped", i);
break;
}
}
if (net != NETLIST_FINAL && major_v != major_v_hw) {
gk20a_dbg_info("skip %s: major_v 0x%08x doesn't match hw 0x%08x",
name, major_v, major_v_hw);
goto clean_up;
}
g->gr.ctx_vars.valid = true;
g->gr.netlist = net;
nvgpu_release_firmware(g, netlist_fw);
gk20a_dbg_fn("done");
goto done;
clean_up:
g->gr.ctx_vars.valid = false;
nvgpu_kfree(g, g->gr.ctx_vars.ucode.fecs.inst.l);
nvgpu_kfree(g, g->gr.ctx_vars.ucode.fecs.data.l);
nvgpu_kfree(g, g->gr.ctx_vars.ucode.gpccs.inst.l);
nvgpu_kfree(g, g->gr.ctx_vars.ucode.gpccs.data.l);
nvgpu_kfree(g, g->gr.ctx_vars.sw_bundle_init.l);
nvgpu_kfree(g, g->gr.ctx_vars.sw_method_init.l);
nvgpu_kfree(g, g->gr.ctx_vars.sw_ctx_load.l);
nvgpu_kfree(g, g->gr.ctx_vars.sw_non_ctx_load.l);
nvgpu_kfree(g, g->gr.ctx_vars.sw_veid_bundle_init.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.sys.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.gpc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.tpc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.zcull_gpc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.ppc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.pm_sys.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.pm_gpc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.pm_tpc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.pm_ppc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.perf_sys.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.fbp.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.perf_gpc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.fbp_router.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.gpc_router.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.pm_ltc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.pm_fbpa.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.perf_sys_router.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.perf_pma.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.pm_rop.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.pm_ucgpc.l);
nvgpu_kfree(g, g->gr.ctx_vars.ctxsw_regs.etpc.l);
nvgpu_release_firmware(g, netlist_fw);
err = -ENOENT;
}
done:
if (g->gr.ctx_vars.valid) {
gk20a_dbg_info("netlist image %s loaded", name);
return 0;
} else {
nvgpu_err(g, "failed to load netlist image!!");
return err;
}
}
int gr_gk20a_init_ctx_vars(struct gk20a *g, struct gr_gk20a *gr)
{
if (nvgpu_is_enabled(g, NVGPU_IS_FMODEL))
return gr_gk20a_init_ctx_vars_sim(g, gr);
else
return gr_gk20a_init_ctx_vars_fw(g, gr);
}
