/*
* Copyright 2012 Red Hat Inc .
*
* Permission is hereby granted , free of charge , to any person obtaining a
* copy of this software and associated documentation files ( the " Software " ) ,
* to deal in the Software without restriction , including without limitation
* the rights to use , copy , modify , merge , publish , distribute , sublicense ,
* and / or sell copies of the Software , and to permit persons to whom the
* Software is furnished to do so , subject to the following conditions :
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software .
*
* THE SOFTWARE IS PROVIDED " AS IS " , WITHOUT WARRANTY OF ANY KIND , EXPRESS OR
* IMPLIED , INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY ,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT . IN NO EVENT SHALL
* THE COPYRIGHT HOLDER ( S ) OR AUTHOR ( S ) BE LIABLE FOR ANY CLAIM , DAMAGES OR
* OTHER LIABILITY , WHETHER IN AN ACTION OF CONTRACT , TORT OR OTHERWISE ,
* ARISING FROM , OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE .
*
* Authors : Ben Skeggs
*/
#include "priv.h"
#include "chan.h"
#include "hdmi.h"
#include "head.h"
#include "ior.h"
#include "outp.h"
#include <nvif/class .h>
void
gm200_sor_dp_drive(struct nvkm_ior *sor, int ln, int pc, int dc, int pe, int pu)
{
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[4 ];
pu &= 0 x0f;
data[0 ] = nvkm_rd32(device, 0 x61c118 + loff) & ~(0 x000000ff << shift);
data[1 ] = nvkm_rd32(device, 0 x61c120 + loff) & ~(0 x000000ff << shift);
data[2 ] = nvkm_rd32(device, 0 x61c130 + loff);
if ((data[2 ] & 0 x00000f00) < (pu << 8 ) || ln == 0 )
data[2 ] = (data[2 ] & ~0 x00000f00) | (pu << 8 );
nvkm_wr32(device, 0 x61c118 + loff, data[0 ] | (dc << shift));
nvkm_wr32(device, 0 x61c120 + loff, data[1 ] | (pe << shift));
nvkm_wr32(device, 0 x61c130 + loff, data[2 ]);
data[3 ] = nvkm_rd32(device, 0 x61c13c + loff) & ~(0 x000000ff << shift);
nvkm_wr32(device, 0 x61c13c + loff, data[3 ] | (pc << shift));
}
const struct nvkm_ior_func_dp
gm200_sor_dp = {
.lanes = { 0 , 1 , 2 , 3 },
.links = gf119_sor_dp_links,
.power = g94_sor_dp_power,
.pattern = gm107_sor_dp_pattern,
.drive = gm200_sor_dp_drive,
.vcpi = gf119_sor_dp_vcpi,
.audio = gf119_sor_dp_audio,
.audio_sym = gf119_sor_dp_audio_sym,
.watermark = gf119_sor_dp_watermark,
};
void
gm200_sor_hdmi_scdc(struct nvkm_ior *ior, u32 khz, bool support, bool scrambling,
bool scrambling_low_rates)
{
struct nvkm_device *device = ior->disp->engine.subdev.device;
const u32 soff = nv50_ior_base(ior);
u32 ctrl = 0 ;
ior->tmds.high_speed = khz > 340000 ;
if (support && scrambling) {
if (ior->tmds.high_speed)
ctrl |= 0 x00000002;
if (ior->tmds.high_speed || scrambling_low_rates)
ctrl |= 0 x00000001;
}
nvkm_mask(device, 0 x61c5bc + soff, 0 x00000003, ctrl);
}
const struct nvkm_ior_func_hdmi
gm200_sor_hdmi = {
.ctrl = gk104_sor_hdmi_ctrl,
.scdc = gm200_sor_hdmi_scdc,
.infoframe_avi = gk104_sor_hdmi_infoframe_avi,
.infoframe_vsi = gk104_sor_hdmi_infoframe_vsi,
};
void
gm200_sor_route_set(struct nvkm_outp *outp, struct nvkm_ior *ior)
{
struct nvkm_device *device = outp->disp->engine.subdev.device;
const u32 moff = __ffs(outp->info.or ) * 0 x100;
const u32 sor = ior ? ior->id + 1 : 0 ;
u32 link = ior ? (ior->asy.link == 2 ) : 0 ;
if (outp->info.sorconf.link & 1 ) {
nvkm_mask(device, 0 x612308 + moff, 0 x0000001f, link << 4 | sor);
link++;
}
if (outp->info.sorconf.link & 2 )
nvkm_mask(device, 0 x612388 + moff, 0 x0000001f, link << 4 | sor);
}
int
gm200_sor_route_get(struct nvkm_outp *outp, int *link)
{
struct nvkm_device *device = outp->disp->engine.subdev.device;
const int sublinks = outp->info.sorconf.link;
int lnk[2 ], sor[2 ], m, s;
for (*link = 0 , m = __ffs(outp->info.or ) * 2 , s = 0 ; s < 2 ; m++, s++) {
if (sublinks & BIT(s)) {
u32 data = nvkm_rd32(device, 0 x612308 + (m * 0 x80));
lnk[s] = (data & 0 x00000010) >> 4 ;
sor[s] = (data & 0 x0000000f);
if (!sor[s])
return -1 ;
*link |= lnk[s];
}
}
if (sublinks == 3 ) {
if (sor[0 ] != sor[1 ] || WARN_ON(lnk[0 ] || !lnk[1 ]))
return -1 ;
}
return ((sublinks & 1 ) ? sor[0 ] : sor[1 ]) - 1 ;
}
static const struct nvkm_ior_func
gm200_sor = {
.route = {
.get = gm200_sor_route_get,
.set = gm200_sor_route_set,
},
.state = gf119_sor_state,
.power = nv50_sor_power,
.clock = gf119_sor_clock,
.bl = >215_sor_bl,
.hdmi = &gm200_sor_hdmi,
.dp = &gm200_sor_dp,
.hda = &gf119_sor_hda,
};
static int
gm200_sor_new(struct nvkm_disp *disp, int id)
{
struct nvkm_device *device = disp->engine.subdev.device;
u32 hda;
if (!((hda = nvkm_rd32(device, 0 x08a15c)) & 0 x40000000))
hda = nvkm_rd32(device, 0 x101034);
return nvkm_ior_new_(&gm200_sor, disp, SOR, id, hda & BIT(id));
}
static const struct nvkm_disp_func
gm200_disp = {
.oneinit = nv50_disp_oneinit,
.init = gf119_disp_init,
.fini = gf119_disp_fini,
.intr = gf119_disp_intr,
.intr_error = gf119_disp_intr_error,
.super = gf119_disp_super,
.uevent = &gf119_disp_chan_uevent,
.head = { .cnt = gf119_head_cnt, .new = gf119_head_new },
.dac = { .cnt = gf119_dac_cnt, .new = gf119_dac_new },
.sor = { .cnt = gf119_sor_cnt, .new = gm200_sor_new },
.root = { 0 ,0 ,GM200_DISP },
.user = {
{{0 ,0 ,GK104_DISP_CURSOR }, nvkm_disp_chan_new, &gf119_disp_curs },
{{0 ,0 ,GK104_DISP_OVERLAY }, nvkm_disp_chan_new, &gf119_disp_oimm },
{{0 ,0 ,GK110_DISP_BASE_CHANNEL_DMA }, nvkm_disp_chan_new, &gf119_disp_base },
{{0 ,0 ,GM200_DISP_CORE_CHANNEL_DMA }, nvkm_disp_core_new, &gk104_disp_core },
{{0 ,0 ,GK104_DISP_OVERLAY_CONTROL_DMA}, nvkm_disp_chan_new, &gk104_disp_ovly },
{}
},
};
int
gm200_disp_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_disp **pdisp)
{
return nvkm_disp_new_(&gm200_disp, device, type, inst, pdisp);
}
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