diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/dacnv50.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/dacnv50.c | 140 |
1 files changed, 65 insertions, 75 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dacnv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dacnv50.c index c9b78b8f9c87..85e692b12260 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dacnv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dacnv50.c @@ -21,106 +21,96 @@ * * Authors: Ben Skeggs */ -#include "nv50.h" -#include "outp.h" +#include "ior.h" -#include <core/client.h> #include <subdev/timer.h> -#include <nvif/cl5070.h> -#include <nvif/unpack.h> - -int -nv50_dac_power(NV50_DISP_MTHD_V1) +static void +nv50_dac_clock(struct nvkm_ior *dac) { - struct nvkm_device *device = disp->base.engine.subdev.device; - const u32 doff = outp->or * 0x800; - union { - struct nv50_disp_dac_pwr_v0 v0; - } *args = data; - u32 stat; - int ret = -ENOSYS; - - nvif_ioctl(object, "disp dac pwr size %d\n", size); - if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - nvif_ioctl(object, "disp dac pwr vers %d state %d data %d " - "vsync %d hsync %d\n", - args->v0.version, args->v0.state, args->v0.data, - args->v0.vsync, args->v0.hsync); - stat = 0x00000040 * !args->v0.state; - stat |= 0x00000010 * !args->v0.data; - stat |= 0x00000004 * !args->v0.vsync; - stat |= 0x00000001 * !args->v0.hsync; - } else - return ret; - - nvkm_msec(device, 2000, - if (!(nvkm_rd32(device, 0x61a004 + doff) & 0x80000000)) - break; - ); - nvkm_mask(device, 0x61a004 + doff, 0xc000007f, 0x80000000 | stat); - nvkm_msec(device, 2000, - if (!(nvkm_rd32(device, 0x61a004 + doff) & 0x80000000)) - break; - ); - return 0; + struct nvkm_device *device = dac->disp->engine.subdev.device; + const u32 doff = nv50_ior_base(dac); + nvkm_mask(device, 0x614280 + doff, 0x07070707, 0x00000000); } int -nv50_dac_sense(NV50_DISP_MTHD_V1) +nv50_dac_sense(struct nvkm_ior *dac, u32 loadval) { - struct nvkm_subdev *subdev = &disp->base.engine.subdev; - struct nvkm_device *device = subdev->device; - union { - struct nv50_disp_dac_load_v0 v0; - } *args = data; - const u32 doff = outp->or * 0x800; - u32 loadval; - int ret = -ENOSYS; + struct nvkm_device *device = dac->disp->engine.subdev.device; + const u32 doff = nv50_ior_base(dac); - nvif_ioctl(object, "disp dac load size %d\n", size); - if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - nvif_ioctl(object, "disp dac load vers %d data %08x\n", - args->v0.version, args->v0.data); - if (args->v0.data & 0xfff00000) - return -EINVAL; - loadval = args->v0.data; - } else - return ret; - - nvkm_mask(device, 0x61a004 + doff, 0x807f0000, 0x80150000); - nvkm_msec(device, 2000, - if (!(nvkm_rd32(device, 0x61a004 + doff) & 0x80000000)) - break; - ); + dac->func->power(dac, false, true, false, false, false); nvkm_wr32(device, 0x61a00c + doff, 0x00100000 | loadval); mdelay(9); udelay(500); loadval = nvkm_mask(device, 0x61a00c + doff, 0xffffffff, 0x00000000); - nvkm_mask(device, 0x61a004 + doff, 0x807f0000, 0x80550000); + dac->func->power(dac, false, false, false, false, false); + if (!(loadval & 0x80000000)) + return -ETIMEDOUT; + + return (loadval & 0x38000000) >> 27; +} + +static void +nv50_dac_power_wait(struct nvkm_device *device, const u32 doff) +{ nvkm_msec(device, 2000, if (!(nvkm_rd32(device, 0x61a004 + doff) & 0x80000000)) break; ); +} - nvkm_debug(subdev, "DAC%d sense: %08x\n", outp->or, loadval); - if (!(loadval & 0x80000000)) - return -ETIMEDOUT; +void +nv50_dac_power(struct nvkm_ior *dac, bool normal, bool pu, + bool data, bool vsync, bool hsync) +{ + struct nvkm_device *device = dac->disp->engine.subdev.device; + const u32 doff = nv50_ior_base(dac); + const u32 shift = normal ? 0 : 16; + const u32 state = 0x80000000 | (0x00000040 * ! pu | + 0x00000010 * ! data | + 0x00000004 * ! vsync | + 0x00000001 * ! hsync) << shift; + const u32 field = 0xc0000000 | (0x00000055 << shift); + + nv50_dac_power_wait(device, doff); + nvkm_mask(device, 0x61a004 + doff, field, state); + nv50_dac_power_wait(device, doff); +} + +static void +nv50_dac_state(struct nvkm_ior *dac, struct nvkm_ior_state *state) +{ + struct nvkm_device *device = dac->disp->engine.subdev.device; + const u32 coff = dac->id * 8 + (state == &dac->arm) * 4; + u32 ctrl = nvkm_rd32(device, 0x610b58 + coff); + + state->proto_evo = (ctrl & 0x00000f00) >> 8; + switch (state->proto_evo) { + case 0: state->proto = CRT; break; + default: + state->proto = UNKNOWN; + break; + } - args->v0.load = (loadval & 0x38000000) >> 27; - return 0; + state->head = ctrl & 0x00000003; } -static const struct nvkm_output_func -nv50_dac_output_func = { +static const struct nvkm_ior_func +nv50_dac = { + .state = nv50_dac_state, + .power = nv50_dac_power, + .sense = nv50_dac_sense, + .clock = nv50_dac_clock, }; int -nv50_dac_output_new(struct nvkm_disp *disp, int index, - struct dcb_output *dcbE, struct nvkm_output **poutp) +nv50_dac_new(struct nvkm_disp *disp, int id) { - return nvkm_output_new_(&nv50_dac_output_func, disp, - index, dcbE, poutp); + struct nvkm_device *device = disp->engine.subdev.device; + if (!(nvkm_rd32(device, 0x610184) & (0x00100000 << id))) + return 0; + return nvkm_ior_new_(&nv50_dac, disp, DAC, id); } |