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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c182
1 files changed, 182 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c
new file mode 100644
index 000000000..4ecc8f98a
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c
@@ -0,0 +1,182 @@
+/*
+ * 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 &= 0x0f;
+
+ 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] & 0x00000f00) < (pu << 8) || ln == 0)
+ data[2] = (data[2] & ~0x00000f00) | (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]);
+
+ data[3] = nvkm_rd32(device, 0x61c13c + loff) & ~(0x000000ff << shift);
+ nvkm_wr32(device, 0x61c13c + 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, u8 scdc)
+{
+ struct nvkm_device *device = ior->disp->engine.subdev.device;
+ const u32 soff = nv50_ior_base(ior);
+ const u32 ctrl = scdc & 0x3;
+
+ nvkm_mask(device, 0x61c5bc + soff, 0x00000003, ctrl);
+
+ ior->tmds.high_speed = !!(scdc & 0x2);
+}
+
+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) * 0x100;
+ 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, 0x612308 + moff, 0x0000001f, link << 4 | sor);
+ link++;
+ }
+
+ if (outp->info.sorconf.link & 2)
+ nvkm_mask(device, 0x612388 + moff, 0x0000001f, 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, 0x612308 + (m * 0x80));
+ lnk[s] = (data & 0x00000010) >> 4;
+ sor[s] = (data & 0x0000000f);
+ 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,
+ .hdmi = {
+ .ctrl = gk104_sor_hdmi_ctrl,
+ .scdc = gm200_sor_hdmi_scdc,
+ },
+ .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, 0x08a15c)) & 0x40000000))
+ hda = nvkm_rd32(device, 0x101034);
+
+ 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);
+}