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Commit 7fe882eb authored by Samuel Pitoiset's avatar Samuel Pitoiset Committed by Ben Skeggs
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drm/nouveau/pm: allow zeroed signals to enable sources 



Hardware signals index 0x00 are defined for some domains and they have
to be allowed to enable sources like the others.

Signed-off-by: default avatarSamuel Pitoiset <samuel.pitoiset@gmail.com>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 5a239361

drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -134,7 +134,7 @@ nvkm_perfsrc_enable(struct nvkm_pm *ppm, struct nvkm_perfctr *ctr) 
	u32 mask, value;

	u32 mask, value;

	int i, j;

	int i, j;





	for (i = 0; i < 4 && ctr->signal[i]; i++) {

	for (i = 0; i < 4; i++) {

		for (j = 0; j < 8 && ctr->source[i][j]; j++) {

		for (j = 0; j < 8 && ctr->source[i][j]; j++) {

			sig = nvkm_perfsig_find(ppm, ctr->domain,

			sig = nvkm_perfsig_find(ppm, ctr->domain,

						ctr->signal[i], &dom);

						ctr->signal[i], &dom);
@@ -170,7 +170,7 @@ nvkm_perfsrc_disable(struct nvkm_pm *ppm, struct nvkm_perfctr *ctr) 
	u32 mask;

	u32 mask;

	int i, j;

	int i, j;





	for (i = 0; i < 4 && ctr->signal[i]; i++) {

	for (i = 0; i < 4; i++) {

		for (j = 0; j < 8 && ctr->source[i][j]; j++) {

		for (j = 0; j < 8 && ctr->source[i][j]; j++) {

			sig = nvkm_perfsig_find(ppm, ctr->domain,

			sig = nvkm_perfsig_find(ppm, ctr->domain,

						ctr->signal[i], &dom);

						ctr->signal[i], &dom);