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drm/nouveau/volt: implement voltage control in core 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
hifive-unleashed-5.1
Ben Skeggs 2013-02-08 09:34:56 +10:00
parent 0833428e7d
commit c9c0ccae48
9 changed files with 460 additions and 0 deletions
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3
drivers/gpu/drm/nouveau/Makefile
View File

@ -162,6 +162,9 @@ nouveau-y += core/subdev/vm/nv41.o
nouveau-y += core/subdev/vm/nv44.o
nouveau-y += core/subdev/vm/nv50.o
nouveau-y += core/subdev/vm/nvc0.o
nouveau-y += core/subdev/volt/base.o
nouveau-y += core/subdev/volt/gpio.o
nouveau-y += core/subdev/volt/nv40.o
nouveau-y += core/engine/falcon.o
nouveau-y += core/engine/xtensa.o

17
drivers/gpu/drm/nouveau/core/engine/device/nv40.c
View File

@ -35,6 +35,7 @@
#include <subdev/fb.h>
#include <subdev/instmem.h>
#include <subdev/vm.h>
#include <subdev/volt.h>
#include <engine/device.h>
#include <engine/dmaobj.h>
@ -63,6 +64,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv40_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv04_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -85,6 +87,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv41_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv41_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -107,6 +110,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv41_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv41_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -129,6 +133,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv41_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv41_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -151,6 +156,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv40_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv04_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -173,6 +179,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv47_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv41_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -195,6 +202,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv49_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv41_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -217,6 +225,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv49_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv41_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -239,6 +248,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv44_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv44_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -261,6 +271,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv46_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv44_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -283,6 +294,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv44_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv44_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -305,6 +317,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv46_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv44_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -327,6 +340,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv4e_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv44_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -349,6 +363,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv46_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv44_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -371,6 +386,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv46_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv44_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;
@ -393,6 +409,7 @@ nv40_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_FB ] = nv46_fb_oclass;
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv40_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv44_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv04_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv40_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv10_software_oclass;

15
drivers/gpu/drm/nouveau/core/engine/device/nv50.c
View File

@ -37,6 +37,7 @@
#include <subdev/vm.h>
#include <subdev/bar.h>
#include <subdev/pwr.h>
#include <subdev/volt.h>
#include <engine/device.h>
#include <engine/dmaobj.h>
@ -72,6 +73,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv50_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -96,6 +98,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -123,6 +126,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -150,6 +154,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -177,6 +182,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -204,6 +210,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -231,6 +238,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -258,6 +266,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -285,6 +294,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -312,6 +322,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_INSTMEM] = &nv50_instmem_oclass;
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -340,6 +351,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nva3_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -369,6 +381,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nva3_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -397,6 +410,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nva3_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;
@ -425,6 +439,7 @@ nv50_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nv50_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nv50_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nva3_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nv50_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nv84_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nv50_software_oclass;

9
drivers/gpu/drm/nouveau/core/engine/device/nvc0.c
View File

@ -39,6 +39,7 @@
#include <subdev/vm.h>
#include <subdev/bar.h>
#include <subdev/pwr.h>
#include <subdev/volt.h>
#include <engine/device.h>
#include <engine/dmaobj.h>
@ -75,6 +76,7 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvc0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvc0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nvc0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -106,6 +108,7 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvc0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvc0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nvc0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -137,6 +140,7 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvc0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvc0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nvc0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -167,6 +171,7 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvc0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvc0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nvc0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -198,6 +203,7 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvc0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvc0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nvc0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -229,6 +235,7 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvc0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvc0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nvc0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -259,6 +266,7 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvc0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvc0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nvc0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -290,6 +298,7 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvd0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvd0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nvc0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;

6
drivers/gpu/drm/nouveau/core/engine/device/nve0.c
View File

@ -39,6 +39,7 @@
#include <subdev/vm.h>
#include <subdev/bar.h>
#include <subdev/pwr.h>
#include <subdev/volt.h>
#include <engine/device.h>
#include <engine/dmaobj.h>
@ -75,6 +76,7 @@ nve0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvd0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvd0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nve0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -107,6 +109,7 @@ nve0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvd0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvd0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nve0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -139,6 +142,7 @@ nve0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvd0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvd0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nve0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -171,6 +175,7 @@ nve0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nvd0_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvd0_dmaeng_oclass;
device->oclass[NVDEV_ENGINE_FIFO ] = nve0_fifo_oclass;
device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass;
@ -205,6 +210,7 @@ nve0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_VM ] = &nvc0_vmmgr_oclass;
device->oclass[NVDEV_SUBDEV_BAR ] = &nvc0_bar_oclass;
device->oclass[NVDEV_SUBDEV_PWR ] = &nv108_pwr_oclass;
device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvd0_dmaeng_oclass;
#if 0
device->oclass[NVDEV_ENGINE_FIFO ] = nve0_fifo_oclass;

60
drivers/gpu/drm/nouveau/core/include/subdev/volt.h 100644
View File

@ -0,0 +1,60 @@
#ifndef __NOUVEAU_VOLT_H__
#define __NOUVEAU_VOLT_H__
#include <core/subdev.h>
#include <core/device.h>
struct nouveau_voltage {
u32 uv;
u8 id;
};
struct nouveau_volt {
struct nouveau_subdev base;
int (*vid_get)(struct nouveau_volt *);
int (*get)(struct nouveau_volt *);
int (*vid_set)(struct nouveau_volt *, u8 vid);
int (*set)(struct nouveau_volt *, u32 uv);
int (*set_id)(struct nouveau_volt *, u8 id, int condition);
u8 vid_mask;
u8 vid_nr;
struct {
u32 uv;
u8 vid;
} vid[256];
};
static inline struct nouveau_volt *
nouveau_volt(void *obj)
{
return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_VOLT];
}
#define nouveau_volt_create(p, e, o, d) \
nouveau_volt_create_((p), (e), (o), sizeof(**d), (void **)d)
#define nouveau_volt_destroy(p) ({ \
struct nouveau_volt *v = (p); \
_nouveau_volt_dtor(nv_object(v)); \
})
#define nouveau_volt_init(p) ({ \
struct nouveau_volt *v = (p); \
_nouveau_volt_init(nv_object(v)); \
})
#define nouveau_volt_fini(p,s) \
nouveau_subdev_fini((p), (s))
int nouveau_volt_create_(struct nouveau_object *, struct nouveau_object *,
struct nouveau_oclass *, int, void **);
void _nouveau_volt_dtor(struct nouveau_object *);
int _nouveau_volt_init(struct nouveau_object *);
#define _nouveau_volt_fini _nouveau_subdev_fini
extern struct nouveau_oclass nv40_volt_oclass;
int nouveau_voltgpio_init(struct nouveau_volt *);
int nouveau_voltgpio_get(struct nouveau_volt *);
int nouveau_voltgpio_set(struct nouveau_volt *, u8);
#endif

198
drivers/gpu/drm/nouveau/core/subdev/volt/base.c 100644
View File

@ -0,0 +1,198 @@
/*
* Copyright 2013 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
*/
#include <subdev/volt.h>
#include <subdev/bios.h>
#include <subdev/bios/vmap.h>
#include <subdev/bios/volt.h>
static int
nouveau_volt_get(struct nouveau_volt *volt)
{
if (volt->vid_get) {
int ret = volt->vid_get(volt), i;
if (ret >= 0) {
for (i = 0; i < volt->vid_nr; i++) {
if (volt->vid[i].vid == ret)
return volt->vid[i].uv;
}
ret = -EINVAL;
}
return ret;
}
return -ENODEV;
}
static int
nouveau_volt_set(struct nouveau_volt *volt, u32 uv)
{
if (volt->vid_set) {
int i, ret = -EINVAL;
for (i = 0; i < volt->vid_nr; i++) {
if (volt->vid[i].uv == uv) {
ret = volt->vid_set(volt, volt->vid[i].vid);
nv_debug(volt, "set %duv: %d\n", uv, ret);
break;
}
}
return ret;
}
return -ENODEV;
}
static int
nouveau_volt_map(struct nouveau_volt *volt, u8 id)
{
struct nouveau_bios *bios = nouveau_bios(volt);
struct nvbios_vmap_entry info;
u8 ver, len;
u16 vmap;
vmap = nvbios_vmap_entry_parse(bios, id, &ver, &len, &info);
if (vmap) {
if (info.link != 0xff) {
int ret = nouveau_volt_map(volt, info.link);
if (ret < 0)
return ret;
info.min += ret;
}
return info.min;
}
return id ? id * 10000 : -ENODEV;
}
static int
nouveau_volt_set_id(struct nouveau_volt *volt, u8 id, int condition)
{
int ret = nouveau_volt_map(volt, id);
if (ret >= 0) {
int prev = nouveau_volt_get(volt);
if (!condition || prev < 0 ||
(condition < 0 && ret < prev) ||
(condition > 0 && ret > prev)) {
ret = nouveau_volt_set(volt, ret);
} else {
ret = 0;
}
}
return ret;
}
int
_nouveau_volt_init(struct nouveau_object *object)
{
struct nouveau_volt *volt = (void *)object;
int ret;
ret = nouveau_subdev_init(&volt->base);
if (ret)
return ret;
ret = volt->get(volt);
if (ret < 0) {
if (ret != -ENODEV)
nv_debug(volt, "current voltage unknown\n");
return 0;
}
nv_info(volt, "GPU voltage: %duv\n", ret);
return 0;
}
void
_nouveau_volt_dtor(struct nouveau_object *object)
{
struct nouveau_volt *volt = (void *)object;
nouveau_subdev_destroy(&volt->base);
}
int
nouveau_volt_create_(struct nouveau_object *parent,
struct nouveau_object *engine,
struct nouveau_oclass *oclass, int length, void **pobject)
{
struct nouveau_bios *bios = nouveau_bios(parent);
struct nouveau_volt *volt;
struct nvbios_volt_entry ivid;
struct nvbios_volt info;
u8 ver, hdr, cnt, len;
u16 data;
int ret, i;
ret = nouveau_subdev_create_(parent, engine, oclass, 0, "VOLT",
"voltage", length, pobject);
volt = *pobject;
if (ret)
return ret;
volt->get = nouveau_volt_get;
volt->set = nouveau_volt_set;
volt->set_id = nouveau_volt_set_id;
data = nvbios_volt_parse(bios, &ver, &hdr, &cnt, &len, &info);
if (data && info.vidmask && info.base && info.step) {
for (i = 0; i < info.vidmask + 1; i++) {
if (info.base >= info.min &&
info.base <= info.max) {
volt->vid[volt->vid_nr].uv = info.base;
volt->vid[volt->vid_nr].vid = i;
volt->vid_nr++;
}
info.base += info.step;
}
volt->vid_mask = info.vidmask;
} else
if (data && info.vidmask) {
for (i = 0; i < cnt; i++) {
data = nvbios_volt_entry_parse(bios, i, &ver, &hdr,
&ivid);
if (data) {
volt->vid[volt->vid_nr].uv = ivid.voltage;
volt->vid[volt->vid_nr].vid = ivid.vid;
volt->vid_nr++;
}
}
volt->vid_mask = info.vidmask;
}
if (volt->vid_nr) {
for (i = 0; i < volt->vid_nr; i++) {
nv_debug(volt, "VID %02x: %duv\n",
volt->vid[i].vid, volt->vid[i].uv);
}
/*XXX: this is an assumption.. there probably exists boards
* out there with i2c-connected voltage controllers too..
*/
ret = nouveau_voltgpio_init(volt);
if (ret == 0) {
volt->vid_get = nouveau_voltgpio_get;
volt->vid_set = nouveau_voltgpio_set;
}
}
return ret;
}

96
drivers/gpu/drm/nouveau/core/subdev/volt/gpio.c 100644
View File

@ -0,0 +1,96 @@
/*
* Copyright 2013 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
*/
#include <subdev/volt.h>
#include <subdev/gpio.h>
#include <subdev/bios/gpio.h>
static const u8 tags[] = {
DCB_GPIO_VID0, DCB_GPIO_VID1, DCB_GPIO_VID2, DCB_GPIO_VID3,
DCB_GPIO_VID4, DCB_GPIO_VID5, DCB_GPIO_VID6, DCB_GPIO_VID7,
};
int
nouveau_voltgpio_get(struct nouveau_volt *volt)
{
struct nouveau_gpio *gpio = nouveau_gpio(volt);
u8 vid = 0;
int i;
for (i = 0; i < ARRAY_SIZE(tags); i++) {
if (volt->vid_mask & (1 << i)) {
int ret = gpio->get(gpio, 0, tags[i], 0xff);
if (ret < 0)
return ret;
vid |= ret << i;
}
}
return vid;
}
int
nouveau_voltgpio_set(struct nouveau_volt *volt, u8 vid)
{
struct nouveau_gpio *gpio = nouveau_gpio(volt);
int i;
for (i = 0; i < ARRAY_SIZE(tags); i++, vid >>= 1) {
if (volt->vid_mask & (1 << i)) {
int ret = gpio->set(gpio, 0, tags[i], 0xff, vid & 1);
if (ret < 0)
return ret;
}
}
return 0;
}
int
nouveau_voltgpio_init(struct nouveau_volt *volt)
{
struct nouveau_gpio *gpio = nouveau_gpio(volt);
struct dcb_gpio_func func;
int i;
/* check we have gpio function info for each vid bit. on some
* boards (ie. nvs295) the vid mask has more bits than there
* are valid gpio functions... from traces, nvidia appear to
* just touch the existing ones, so let's mask off the invalid
* bits and continue with life
*/
for (i = 0; i < ARRAY_SIZE(tags); i++) {
if (volt->vid_mask & (1 << i)) {
int ret = gpio->find(gpio, 0, tags[i], 0xff, &func);
if (ret) {
if (ret != -ENOENT)
return ret;
nv_debug(volt, "VID bit %d has no GPIO\n", i);
volt->vid_mask &= ~(1 << i);
}
}
}
return 0;
}

56
drivers/gpu/drm/nouveau/core/subdev/volt/nv40.c 100644
View File

@ -0,0 +1,56 @@
/*
* Copyright 2013 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
*/
#include <subdev/volt.h>
struct nv40_volt_priv {
struct nouveau_volt base;
};
static int
nv40_volt_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nv40_volt_priv *priv;
int ret;
ret = nouveau_volt_create(parent, engine, oclass, &priv);
*pobject = nv_object(priv);
if (ret)
return ret;
return 0;
}
struct nouveau_oclass
nv40_volt_oclass = {
.handle = NV_SUBDEV(VOLT, 0x40),
.ofuncs = &(struct nouveau_ofuncs) {
.ctor = nv40_volt_ctor,
.dtor = _nouveau_volt_dtor,
.init = _nouveau_volt_init,
.fini = _nouveau_volt_fini,
},
};