From: Ben Skeggs <bskeggs@redhat.com>
Date: Fri, 19 May 2017 13:59:35 +0000 (+1000)
Subject: drm/nouveau/disp/g94-: port OR DP link power control to nvkm_ior
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=a3e81117ce0bcec293352558613e35065659da10;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

drm/nouveau/disp/g94-: port OR DP link power control to nvkm_ior

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c
index 979563434da8..545d4ccedffe 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c
@@ -249,7 +249,7 @@ nvkm_dp_train_links(struct nvkm_dp *dp)
 		return 0;
 	}
 
-	dp->func->lnk_pwr(dp, ior->dp.nr);
+	ior->func->dp.power(ior, ior->dp.nr);
 
 	/* Set desired link configuration on the sink. */
 	sink[0] = ior->dp.bw;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.h
index ae61e8f1a1b9..c96959aa5d0e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.h
@@ -34,7 +34,6 @@ struct nvkm_dp {
 
 struct nvkm_output_dp_func {
 	int (*pattern)(struct nvkm_output_dp *, int);
-	int (*lnk_pwr)(struct nvkm_output_dp *, int nr);
 	int (*drv_ctl)(struct nvkm_output_dp *, int ln, int vs, int pe, int pc);
 	void (*vcpi)(struct nvkm_output_dp *, int head, u8 start_slot,
 		     u8 num_slots, u16 pbn, u16 aligned_pbn);
@@ -50,7 +49,6 @@ int nv50_pior_dp_new(struct nvkm_disp *, int, struct dcb_output *,
 
 int g94_sor_dp_new(struct nvkm_disp *, int, struct dcb_output *,
 		   struct nvkm_output **);
-int g94_sor_dp_lnk_pwr(struct nvkm_dp *, int);
 
 int gf119_sor_dp_new(struct nvkm_disp *, int, struct dcb_output *,
 		     struct nvkm_output **);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h
index 680180dde0dd..3b660a2fc7cb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h
@@ -54,6 +54,7 @@ struct nvkm_ior_func {
 	struct {
 		u8 lanes[4];
 		int (*links)(struct nvkm_ior *, struct nvkm_i2c_aux *);
+		void (*power)(struct nvkm_ior *, int nr);
 	} dp;
 };
 
@@ -82,6 +83,7 @@ void nv50_sor_power(struct nvkm_ior *, bool, bool, bool, bool, bool);
 
 void g94_sor_state(struct nvkm_ior *, struct nvkm_ior_state *);
 int g94_sor_dp_links(struct nvkm_ior *, struct nvkm_i2c_aux *);
+void g94_sor_dp_power(struct nvkm_ior *, int);
 
 void gf119_sor_state(struct nvkm_ior *, struct nvkm_ior_state *);
 int gf119_sor_dp_links(struct nvkm_ior *, struct nvkm_i2c_aux *);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/piornv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/piornv50.c
index d366deef241e..5e87c08f809e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/piornv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/piornv50.c
@@ -51,12 +51,6 @@ nv50_pior_output_dp_pattern(struct nvkm_output_dp *outp, int pattern)
 	return 0;
 }
 
-static int
-nv50_pior_output_dp_lnk_pwr(struct nvkm_output_dp *outp, int nr)
-{
-	return 0;
-}
-
 static int
 nv50_pior_dp_links(struct nvkm_ior *pior, struct nvkm_i2c_aux *aux)
 {
@@ -70,7 +64,6 @@ nv50_pior_dp_links(struct nvkm_ior *pior, struct nvkm_i2c_aux *aux)
 static const struct nvkm_output_dp_func
 nv50_pior_output_dp_func = {
 	.pattern = nv50_pior_output_dp_pattern,
-	.lnk_pwr = nv50_pior_output_dp_lnk_pwr,
 };
 
 int
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c
index 38d6148d8b11..569ed247bc1c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c
@@ -90,16 +90,16 @@ g94_sor_dp_pattern(struct nvkm_output_dp *outp, int pattern)
 	return 0;
 }
 
-int
-g94_sor_dp_lnk_pwr(struct nvkm_output_dp *outp, int nr)
+void
+g94_sor_dp_power(struct nvkm_ior *sor, int nr)
 {
-	struct nvkm_device *device = outp->base.disp->engine.subdev.device;
-	const u32 soff = g94_sor_soff(outp);
-	const u32 loff = g94_sor_loff(outp);
+	struct nvkm_device *device = sor->disp->engine.subdev.device;
+	const u32 soff = nv50_ior_base(sor);
+	const u32 loff = nv50_sor_link(sor);
 	u32 mask = 0, i;
 
 	for (i = 0; i < nr; i++)
-		mask |= 1 << (g94_sor_dp_lane_map(device, i) >> 3);
+		mask |= 1 << sor->func->dp.lanes[i];
 
 	nvkm_mask(device, 0x61c130 + loff, 0x0000000f, mask);
 	nvkm_mask(device, 0x61c034 + soff, 0x80000000, 0x80000000);
@@ -107,7 +107,6 @@ g94_sor_dp_lnk_pwr(struct nvkm_output_dp *outp, int nr)
 		if (!(nvkm_rd32(device, 0x61c034 + soff) & 0x80000000))
 			break;
 	);
-	return 0;
 }
 
 int
@@ -133,7 +132,6 @@ g94_sor_dp_links(struct nvkm_ior *sor, struct nvkm_i2c_aux *aux)
 static const struct nvkm_output_dp_func
 g94_sor_dp_func = {
 	.pattern = g94_sor_dp_pattern,
-	.lnk_pwr = g94_sor_dp_lnk_pwr,
 	.drv_ctl = g94_sor_dp_drv_ctl,
 };
 
@@ -300,6 +298,7 @@ g94_sor = {
 	.dp = {
 		.lanes = { 2, 1, 0, 3},
 		.links = g94_sor_dp_links,
+		.power = g94_sor_dp_power,
 	},
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
index 38f13ef6f97a..d45fd094fc63 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
@@ -117,7 +117,6 @@ gf119_sor_dp_links(struct nvkm_ior *sor, struct nvkm_i2c_aux *aux)
 static const struct nvkm_output_dp_func
 gf119_sor_dp_func = {
 	.pattern = gf119_sor_dp_pattern,
-	.lnk_pwr = g94_sor_dp_lnk_pwr,
 	.drv_ctl = gf119_sor_dp_drv_ctl,
 	.vcpi = gf119_sor_dp_vcpi,
 };
@@ -162,6 +161,7 @@ gf119_sor = {
 	.dp = {
 		.lanes = { 2, 1, 0, 3 },
 		.links = gf119_sor_dp_links,
+		.power = g94_sor_dp_power,
 	},
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgk104.c
index 2dca1e391219..4d376fd7d3d2 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgk104.c
@@ -31,6 +31,7 @@ gk104_sor = {
 	.dp = {
 		.lanes = { 2, 1, 0, 3 },
 		.links = gf119_sor_dp_links,
+		.power = g94_sor_dp_power,
 	},
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c
index 9d1732257e4a..642d3c4ed26a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c
@@ -40,7 +40,6 @@ gm107_sor_dp_pattern(struct nvkm_output_dp *outp, int pattern)
 static const struct nvkm_output_dp_func
 gm107_sor_dp_func = {
 	.pattern = gm107_sor_dp_pattern,
-	.lnk_pwr = g94_sor_dp_lnk_pwr,
 	.drv_ctl = gf119_sor_dp_drv_ctl,
 	.vcpi = gf119_sor_dp_vcpi,
 };
@@ -62,6 +61,7 @@ gm107_sor = {
 	.dp = {
 		.lanes = { 0, 1, 2, 3 },
 		.links = gf119_sor_dp_links,
+		.power = g94_sor_dp_power,
 	},
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c
index f3072c2d9bea..b7083e99a7df 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c
@@ -24,8 +24,6 @@
 #include "ior.h"
 #include "nv50.h"
 
-#include <subdev/timer.h>
-
 static inline u32
 gm200_sor_soff(struct nvkm_output_dp *outp)
 {
@@ -82,30 +80,9 @@ gm200_sor_dp_drv_ctl(struct nvkm_output_dp *outp,
 	return 0;
 }
 
-static int
-gm200_sor_dp_lnk_pwr(struct nvkm_output_dp *outp, int nr)
-{
-	struct nvkm_device *device = outp->base.disp->engine.subdev.device;
-	const u32 soff = gm200_sor_soff(outp);
-	const u32 loff = gm200_sor_loff(outp);
-	u32 mask = 0, i;
-
-	for (i = 0; i < nr; i++)
-		mask |= 1 << (gm200_sor_dp_lane_map(device, i) >> 3);
-
-	nvkm_mask(device, 0x61c130 + loff, 0x0000000f, mask);
-	nvkm_mask(device, 0x61c034 + soff, 0x80000000, 0x80000000);
-	nvkm_msec(device, 2000,
-		if (!(nvkm_rd32(device, 0x61c034 + soff) & 0x80000000))
-			break;
-	);
-	return 0;
-}
-
 static const struct nvkm_output_dp_func
 gm200_sor_dp_func = {
 	.pattern = gm107_sor_dp_pattern,
-	.lnk_pwr = gm200_sor_dp_lnk_pwr,
 	.drv_ctl = gm200_sor_dp_drv_ctl,
 	.vcpi = gf119_sor_dp_vcpi,
 };
@@ -139,6 +116,7 @@ gm200_sor = {
 	.dp = {
 		.lanes = { 0, 1, 2, 3 },
 		.links = gf119_sor_dp_links,
+		.power = g94_sor_dp_power,
 	},
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgt215.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgt215.c
index 059d88145f47..4e5f6591e50b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgt215.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgt215.c
@@ -31,6 +31,7 @@ gt215_sor = {
 	.dp = {
 		.lanes = { 2, 1, 0, 3 },
 		.links = g94_sor_dp_links,
+		.power = g94_sor_dp_power,
 	},
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sormcp77.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sormcp77.c
index 051670322d04..6868f0758718 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sormcp77.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sormcp77.c
@@ -31,6 +31,7 @@ mcp77_sor = {
 	.dp = {
 		.lanes = { 2, 1, 0, 3},
 		.links = g94_sor_dp_links,
+		.power = g94_sor_dp_power,
 	},
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sormcp89.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sormcp89.c
index 0afdceb203d5..c2b7de0b29dd 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sormcp89.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sormcp89.c
@@ -31,6 +31,7 @@ mcp89_sor = {
 	.dp = {
 		.lanes = { 3, 2, 1, 0 },
 		.links = g94_sor_dp_links,
+		.power = g94_sor_dp_power,
 	},
 };