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drm/nouveau: run perflvl and M table scripts on mem clock change 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2010-09-27 10:13:23 +10:00
parent 5c6dc65754
commit aee582de80
3 changed files with 25 additions and 0 deletions
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2
drivers/gpu/drm/nouveau/nouveau_drv.h
View File

@ -385,6 +385,8 @@ struct nouveau_pm_level {
u8 voltage;
u8 fanspeed;
u16 memscript;
};
struct nouveau_pm_temp_sensor_constants {

1
drivers/gpu/drm/nouveau/nouveau_perf.c
View File

@ -160,6 +160,7 @@ nouveau_perf_init(struct drm_device *dev)
perflvl->memory = ROM16(entry[12]) * 1000;
break;
case 0x30:
perflvl->memscript = ROM16(entry[2]);
case 0x35:
perflvl->fanspeed = entry[6];
perflvl->voltage = entry[7];

22
drivers/gpu/drm/nouveau/nv50_pm.c
View File

@ -24,6 +24,7 @@
#include "drmP.h"
#include "nouveau_drv.h"
#include "nouveau_bios.h"
#include "nouveau_pm.h"
/*XXX: boards using limits 0x40 need fixing, the register layout
@ -33,6 +34,7 @@
*/
struct nv50_pm_state {
struct nouveau_pm_level *perflvl;
struct pll_lims pll;
enum pll_types type;
int N, M, P;
@ -77,6 +79,7 @@ nv50_pm_clock_pre(struct drm_device *dev, struct nouveau_pm_level *perflvl,
if (!state)
return ERR_PTR(-ENOMEM);
state->type = id;
state->perflvl = perflvl;
ret = get_pll_limits(dev, id, &state->pll);
if (ret < 0) {
@ -98,11 +101,30 @@ void
nv50_pm_clock_set(struct drm_device *dev, void *pre_state)
{
struct nv50_pm_state *state = pre_state;
struct nouveau_pm_level *perflvl = state->perflvl;
u32 reg = state->pll.reg, tmp;
struct bit_entry BIT_M;
u16 script;
int N = state->N;
int M = state->M;
int P = state->P;
if (state->type == PLL_MEMORY && perflvl->memscript &&
bit_table(dev, 'M', &BIT_M) == 0 &&
BIT_M.version == 1 && BIT_M.length >= 0x0b) {
script = ROM16(BIT_M.data[0x05]);
if (script)
nouveau_bios_run_init_table(dev, script, NULL);
script = ROM16(BIT_M.data[0x07]);
if (script)
nouveau_bios_run_init_table(dev, script, NULL);
script = ROM16(BIT_M.data[0x09]);
if (script)
nouveau_bios_run_init_table(dev, script, NULL);
nouveau_bios_run_init_table(dev, perflvl->memscript, NULL);
}
if (state->pll.vco2.maxfreq) {
if (state->type == PLL_MEMORY) {
nv_wr32(dev, 0x100210, 0);