diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/i2c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/i2c/anx9805.c | 14 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c | 11 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c | 11 |
5 files changed, 23 insertions, 21 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/anx9805.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/anx9805.c index b7b01c3f7037..dd391809fef7 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/anx9805.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/anx9805.c @@ -134,7 +134,7 @@ struct anx9805_aux { static int anx9805_aux_xfer(struct nvkm_i2c_aux *base, bool retry, - u8 type, u32 addr, u8 *data, u8 size) + u8 type, u32 addr, u8 *data, u8 *size) { struct anx9805_aux *aux = anx9805_aux(base); struct anx9805_pad *pad = aux->pad; @@ -143,7 +143,7 @@ anx9805_aux_xfer(struct nvkm_i2c_aux *base, bool retry, u8 buf[16] = {}; u8 tmp; - AUX_DBG(&aux->base, "%02x %05x %d", type, addr, size); + AUX_DBG(&aux->base, "%02x %05x %d", type, addr, *size); tmp = nvkm_rdi2cr(adap, pad->addr, 0x07) & ~0x04; nvkm_wri2cr(adap, pad->addr, 0x07, tmp | 0x04); @@ -152,12 +152,12 @@ anx9805_aux_xfer(struct nvkm_i2c_aux *base, bool retry, nvkm_wri2cr(adap, aux->addr, 0xe4, 0x80); if (!(type & 1)) { - memcpy(buf, data, size); + memcpy(buf, data, *size); AUX_DBG(&aux->base, "%16ph", buf); - for (i = 0; i < size; i++) + for (i = 0; i < *size; i++) nvkm_wri2cr(adap, aux->addr, 0xf0 + i, buf[i]); } - nvkm_wri2cr(adap, aux->addr, 0xe5, ((size - 1) << 4) | type); + nvkm_wri2cr(adap, aux->addr, 0xe5, ((*size - 1) << 4) | type); nvkm_wri2cr(adap, aux->addr, 0xe6, (addr & 0x000ff) >> 0); nvkm_wri2cr(adap, aux->addr, 0xe7, (addr & 0x0ff00) >> 8); nvkm_wri2cr(adap, aux->addr, 0xe8, (addr & 0xf0000) >> 16); @@ -176,10 +176,10 @@ anx9805_aux_xfer(struct nvkm_i2c_aux *base, bool retry, } if (type & 1) { - for (i = 0; i < size; i++) + for (i = 0; i < *size; i++) buf[i] = nvkm_rdi2cr(adap, aux->addr, 0xf0 + i); AUX_DBG(&aux->base, "%16ph", buf); - memcpy(data, buf, size); + memcpy(data, buf, *size); } ret = 0; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.c index 01d5c5a56e2e..d172e42dd228 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.c @@ -51,7 +51,7 @@ nvkm_i2c_aux_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) if (mcnt || remaining > 16) cmd |= 4; /* MOT */ - ret = aux->func->xfer(aux, true, cmd, msg->addr, ptr, cnt); + ret = aux->func->xfer(aux, true, cmd, msg->addr, ptr, &cnt); if (ret < 0) { nvkm_i2c_aux_release(aux); return ret; @@ -115,7 +115,7 @@ nvkm_i2c_aux_acquire(struct nvkm_i2c_aux *aux) int nvkm_i2c_aux_xfer(struct nvkm_i2c_aux *aux, bool retry, u8 type, - u32 addr, u8 *data, u8 size) + u32 addr, u8 *data, u8 *size) { return aux->func->xfer(aux, retry, type, addr, data, size); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h index fc6b162fa0b1..27a4a39c87f0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h @@ -4,7 +4,7 @@ struct nvkm_i2c_aux_func { int (*xfer)(struct nvkm_i2c_aux *, bool retry, u8 type, - u32 addr, u8 *data, u8 size); + u32 addr, u8 *data, u8 *size); int (*lnk_ctl)(struct nvkm_i2c_aux *, int link_nr, int link_bw, bool enhanced_framing); }; @@ -15,7 +15,7 @@ int nvkm_i2c_aux_new_(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *, int id, struct nvkm_i2c_aux **); void nvkm_i2c_aux_del(struct nvkm_i2c_aux **); int nvkm_i2c_aux_xfer(struct nvkm_i2c_aux *, bool retry, u8 type, - u32 addr, u8 *data, u8 size); + u32 addr, u8 *data, u8 *size); int g94_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **); int gm200_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c index b80236a4eeac..ab8cb196c34e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c @@ -74,7 +74,7 @@ g94_i2c_aux_init(struct g94_i2c_aux *aux) static int g94_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, - u8 type, u32 addr, u8 *data, u8 size) + u8 type, u32 addr, u8 *data, u8 *size) { struct g94_i2c_aux *aux = g94_i2c_aux(obj); struct nvkm_device *device = aux->base.pad->i2c->subdev.device; @@ -83,7 +83,7 @@ g94_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, u32 xbuf[4] = {}; int ret, i; - AUX_TRACE(&aux->base, "%d: %08x %d", type, addr, size); + AUX_TRACE(&aux->base, "%d: %08x %d", type, addr, *size); ret = g94_i2c_aux_init(aux); if (ret < 0) @@ -97,7 +97,7 @@ g94_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, } if (!(type & 1)) { - memcpy(xbuf, data, size); + memcpy(xbuf, data, *size); for (i = 0; i < 16; i += 4) { AUX_TRACE(&aux->base, "wr %08x", xbuf[i / 4]); nvkm_wr32(device, 0x00e4c0 + base + i, xbuf[i / 4]); @@ -107,7 +107,7 @@ g94_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, ctrl = nvkm_rd32(device, 0x00e4e4 + base); ctrl &= ~0x0001f0ff; ctrl |= type << 12; - ctrl |= size - 1; + ctrl |= *size - 1; nvkm_wr32(device, 0x00e4e0 + base, addr); /* (maybe) retry transaction a number of times on failure... */ @@ -151,7 +151,8 @@ g94_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, xbuf[i / 4] = nvkm_rd32(device, 0x00e4d0 + base + i); AUX_TRACE(&aux->base, "rd %08x", xbuf[i / 4]); } - memcpy(data, xbuf, size); + memcpy(data, xbuf, *size); + *size = stat & 0x0000001f; } out: diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c index ed458c7f056b..ee091fa79628 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c @@ -74,7 +74,7 @@ gm200_i2c_aux_init(struct gm200_i2c_aux *aux) static int gm200_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, - u8 type, u32 addr, u8 *data, u8 size) + u8 type, u32 addr, u8 *data, u8 *size) { struct gm200_i2c_aux *aux = gm200_i2c_aux(obj); struct nvkm_device *device = aux->base.pad->i2c->subdev.device; @@ -83,7 +83,7 @@ gm200_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, u32 xbuf[4] = {}; int ret, i; - AUX_TRACE(&aux->base, "%d: %08x %d", type, addr, size); + AUX_TRACE(&aux->base, "%d: %08x %d", type, addr, *size); ret = gm200_i2c_aux_init(aux); if (ret < 0) @@ -97,7 +97,7 @@ gm200_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, } if (!(type & 1)) { - memcpy(xbuf, data, size); + memcpy(xbuf, data, *size); for (i = 0; i < 16; i += 4) { AUX_TRACE(&aux->base, "wr %08x", xbuf[i / 4]); nvkm_wr32(device, 0x00d930 + base + i, xbuf[i / 4]); @@ -107,7 +107,7 @@ gm200_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, ctrl = nvkm_rd32(device, 0x00d954 + base); ctrl &= ~0x0001f0ff; ctrl |= type << 12; - ctrl |= size - 1; + ctrl |= *size - 1; nvkm_wr32(device, 0x00d950 + base, addr); /* (maybe) retry transaction a number of times on failure... */ @@ -151,7 +151,8 @@ gm200_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, xbuf[i / 4] = nvkm_rd32(device, 0x00d940 + base + i); AUX_TRACE(&aux->base, "rd %08x", xbuf[i / 4]); } - memcpy(data, xbuf, size); + memcpy(data, xbuf, *size); + *size = stat & 0x0000001f; } out: |