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authorBen Skeggs2017-05-19 15:59:35 +0200
committerBen Skeggs2017-06-16 06:04:56 +0200
commit7d1fede03c5880003a08ff080e6e41984902be46 (patch)
treea33b80621bcc93b13408589e3961bfa43ac1242c /drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c
parentdrm/nouveau/disp/g94-: port OR DP training pattern control to nvkm_ior (diff)
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drm/nouveau/disp/g94-: port OR DP drive setting control to nvkm_ior
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c59
1 files changed, 11 insertions, 48 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c
index 5b45c3ee4e59..a4a4749d3c4b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c
@@ -26,59 +26,22 @@
#include <subdev/timer.h>
-static inline u32
-g94_sor_soff(struct nvkm_output_dp *outp)
-{
- return (ffs(outp->base.info.or) - 1) * 0x800;
-}
-
-static inline u32
-g94_sor_loff(struct nvkm_output_dp *outp)
-{
- return g94_sor_soff(outp) + !(outp->base.info.sorconf.link & 1) * 0x80;
-}
-
-/*******************************************************************************
- * DisplayPort
- ******************************************************************************/
-u32
-g94_sor_dp_lane_map(struct nvkm_device *device, u8 lane)
-{
- return nvkm_ior_find(device->disp, SOR, -1)->func->dp.lanes[lane] * 8;
-}
-
-static int
-g94_sor_dp_drv_ctl(struct nvkm_output_dp *outp, int ln, int vs, int pe, int pc)
+void
+g94_sor_dp_drive(struct nvkm_ior *sor, int ln, int pc, int dc, int pe, int pu)
{
- struct nvkm_device *device = outp->base.disp->engine.subdev.device;
- struct nvkm_bios *bios = device->bios;
- const u32 shift = g94_sor_dp_lane_map(device, ln);
- const u32 loff = g94_sor_loff(outp);
- u32 addr, data[3];
- u8 ver, hdr, cnt, len;
- struct nvbios_dpout info;
- struct nvbios_dpcfg ocfg;
-
- addr = nvbios_dpout_match(bios, outp->base.info.hasht,
- outp->base.info.hashm,
- &ver, &hdr, &cnt, &len, &info);
- if (!addr)
- return -ENODEV;
-
- addr = nvbios_dpcfg_match(bios, addr, 0, vs, pe,
- &ver, &hdr, &cnt, &len, &ocfg);
- if (!addr)
- return -EINVAL;
+ struct nvkm_device *device = sor->disp->engine.subdev.device;
+ const u32 loff = nv50_sor_link(sor);
+ const u32 shift = sor->func->dp.lanes[ln] * 8;
+ u32 data[3];
data[0] = nvkm_rd32(device, 0x61c118 + loff) & ~(0x000000ff << shift);
data[1] = nvkm_rd32(device, 0x61c120 + loff) & ~(0x000000ff << shift);
data[2] = nvkm_rd32(device, 0x61c130 + loff);
- if ((data[2] & 0x0000ff00) < (ocfg.tx_pu << 8) || ln == 0)
- data[2] = (data[2] & ~0x0000ff00) | (ocfg.tx_pu << 8);
- nvkm_wr32(device, 0x61c118 + loff, data[0] | (ocfg.dc << shift));
- nvkm_wr32(device, 0x61c120 + loff, data[1] | (ocfg.pe << shift));
+ if ((data[2] & 0x0000ff00) < (pu << 8) || ln == 0)
+ data[2] = (data[2] & ~0x0000ff00) | (pu << 8);
+ nvkm_wr32(device, 0x61c118 + loff, data[0] | (dc << shift));
+ nvkm_wr32(device, 0x61c120 + loff, data[1] | (pe << shift));
nvkm_wr32(device, 0x61c130 + loff, data[2]);
- return 0;
}
void
@@ -130,7 +93,6 @@ g94_sor_dp_links(struct nvkm_ior *sor, struct nvkm_i2c_aux *aux)
static const struct nvkm_output_dp_func
g94_sor_dp_func = {
- .drv_ctl = g94_sor_dp_drv_ctl,
};
int
@@ -298,6 +260,7 @@ g94_sor = {
.links = g94_sor_dp_links,
.power = g94_sor_dp_power,
.pattern = g94_sor_dp_pattern,
+ .drive = g94_sor_dp_drive,
},
};