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Commit 7ebb38b5 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nv50/disp: call into core for dac load detection 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent ef22c8bb

drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c

+3 −3
Original line number Diff line number Diff line
@@ -46,11 +46,11 @@ nv50_dac_power(struct nv50_disp_priv *priv, int or, u32 data) 
}



int

nv50_dac_sense(struct nv50_disp_priv *priv, int or)

nv50_dac_sense(struct nv50_disp_priv *priv, int or, u32 loadval)

{

	const u32 doff = (or * 0x800);

	int load = -EINVAL;

	nv_wr32(priv, 0x61a00c + doff, 0x00100000);

	nv_wr32(priv, 0x61a00c + doff, 0x00100000 | loadval);

	udelay(9500);

	nv_wr32(priv, 0x61a00c + doff, 0x80000000);

	load = (nv_rd32(priv, 0x61a00c + doff) & 0x38000000) >> 27;
@@ -74,7 +74,7 @@ nv50_dac_mthd(struct nouveau_object *object, u32 mthd, void *args, u32 size) 
		ret = priv->dac.power(priv, or, data[0]);

		break;

	case NV50_DISP_DAC_LOAD:

		ret = priv->dac.sense(priv, or);

		ret = priv->dac.sense(priv, or, data[0]);

		if (ret >= 0) {

			data[0] = ret;

			ret = 0;

drivers/gpu/drm/nouveau/core/engine/disp/nv50.c

+1 −0
Original line number Diff line number Diff line
@@ -807,6 +807,7 @@ nv50_disp_ctor(struct nouveau_object *parent, struct nouveau_object *engine, 
	priv->dac.nr = 3;

	priv->sor.nr = 2;

	priv->dac.power = nv50_dac_power;

	priv->dac.sense = nv50_dac_sense;

	priv->sor.power = nv50_sor_power;



	INIT_LIST_HEAD(&priv->base.vblank.list);

drivers/gpu/drm/nouveau/core/engine/disp/nv50.h

+2 −2
Original line number Diff line number Diff line
@@ -19,7 +19,7 @@ struct nv50_disp_priv { 
	struct {

		int nr;

		int (*power)(struct nv50_disp_priv *, int dac, u32 data);

		int (*sense)(struct nv50_disp_priv *, int dac);

		int (*sense)(struct nv50_disp_priv *, int dac, u32 load);

	} dac;

	struct {

		int nr;
@@ -42,7 +42,7 @@ struct nv50_disp_priv { 


int nv50_dac_mthd(struct nouveau_object *, u32, void *, u32);

int nv50_dac_power(struct nv50_disp_priv *, int, u32);

int nv50_dac_sense(struct nv50_disp_priv *, int);

int nv50_dac_sense(struct nv50_disp_priv *, int, u32);



#define SOR_MTHD(n) (n), (n) + 0x3f

drivers/gpu/drm/nouveau/core/engine/disp/nv84.c

+1 −0
Original line number Diff line number Diff line
@@ -76,6 +76,7 @@ nv84_disp_ctor(struct nouveau_object *parent, struct nouveau_object *engine, 
	priv->dac.nr = 3;

	priv->sor.nr = 2;

	priv->dac.power = nv50_dac_power;

	priv->dac.sense = nv50_dac_sense;

	priv->sor.power = nv50_sor_power;



	INIT_LIST_HEAD(&priv->base.vblank.list);

drivers/gpu/drm/nouveau/core/engine/disp/nv94.c

+1 −0
Original line number Diff line number Diff line
@@ -82,6 +82,7 @@ nv94_disp_ctor(struct nouveau_object *parent, struct nouveau_object *engine, 
	priv->dac.nr = 3;

	priv->sor.nr = 4;

	priv->dac.power = nv50_dac_power;

	priv->dac.sense = nv50_dac_sense;

	priv->sor.power = nv50_sor_power;



	INIT_LIST_HEAD(&priv->base.vblank.list);