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path: root/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c422
1 files changed, 39 insertions, 383 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
index 7b346ccc38b7..d8765b57180b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
@@ -22,397 +22,63 @@
* Authors: Ben Skeggs
*/
#include "nv50.h"
+#include "head.h"
+#include "ior.h"
#include "rootnv50.h"
-#include <subdev/bios.h>
-#include <subdev/bios/disp.h>
-#include <subdev/bios/init.h>
-#include <subdev/bios/pll.h>
-#include <subdev/devinit.h>
-
-void
-gf119_disp_vblank_init(struct nv50_disp *disp, int head)
-{
- struct nvkm_device *device = disp->base.engine.subdev.device;
- nvkm_mask(device, 0x6100c0 + (head * 0x800), 0x00000001, 0x00000001);
-}
-
-void
-gf119_disp_vblank_fini(struct nv50_disp *disp, int head)
-{
- struct nvkm_device *device = disp->base.engine.subdev.device;
- nvkm_mask(device, 0x6100c0 + (head * 0x800), 0x00000001, 0x00000000);
-}
-
-static struct nvkm_output *
-exec_lookup(struct nv50_disp *disp, int head, int or, u32 ctrl,
- u32 *data, u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
- struct nvbios_outp *info)
-{
- struct nvkm_subdev *subdev = &disp->base.engine.subdev;
- struct nvkm_bios *bios = subdev->device->bios;
- struct nvkm_output *outp;
- u16 mask, type;
-
- if (or < 4) {
- type = DCB_OUTPUT_ANALOG;
- mask = 0;
- } else {
- or -= 4;
- switch (ctrl & 0x00000f00) {
- case 0x00000000: type = DCB_OUTPUT_LVDS; mask = 1; break;
- case 0x00000100: type = DCB_OUTPUT_TMDS; mask = 1; break;
- case 0x00000200: type = DCB_OUTPUT_TMDS; mask = 2; break;
- case 0x00000500: type = DCB_OUTPUT_TMDS; mask = 3; break;
- case 0x00000800: type = DCB_OUTPUT_DP; mask = 1; break;
- case 0x00000900: type = DCB_OUTPUT_DP; mask = 2; break;
- default:
- nvkm_error(subdev, "unknown SOR mc %08x\n", ctrl);
- return NULL;
- }
- }
-
- mask = 0x00c0 & (mask << 6);
- mask |= 0x0001 << or;
- mask |= 0x0100 << head;
-
- list_for_each_entry(outp, &disp->base.outp, head) {
- if ((outp->info.hasht & 0xff) == type &&
- (outp->info.hashm & mask) == mask) {
- *data = nvbios_outp_match(bios, outp->info.hasht, mask,
- ver, hdr, cnt, len, info);
- if (!*data)
- return NULL;
- return outp;
- }
- }
-
- return NULL;
-}
-
-static struct nvkm_output *
-exec_script(struct nv50_disp *disp, int head, int id)
-{
- struct nvkm_subdev *subdev = &disp->base.engine.subdev;
- struct nvkm_device *device = subdev->device;
- struct nvkm_bios *bios = device->bios;
- struct nvkm_output *outp;
- struct nvbios_outp info;
- u8 ver, hdr, cnt, len;
- u32 data, ctrl = 0;
- int or;
-
- for (or = 0; !(ctrl & (1 << head)) && or < 8; or++) {
- ctrl = nvkm_rd32(device, 0x640180 + (or * 0x20));
- if (ctrl & (1 << head))
- break;
- }
-
- if (or == 8)
- return NULL;
-
- outp = exec_lookup(disp, head, or, ctrl, &data, &ver, &hdr, &cnt, &len, &info);
- if (outp) {
- struct nvbios_init init = {
- .subdev = subdev,
- .bios = bios,
- .offset = info.script[id],
- .outp = &outp->info,
- .crtc = head,
- .execute = 1,
- };
-
- nvbios_exec(&init);
- }
-
- return outp;
-}
-
-static struct nvkm_output *
-exec_clkcmp(struct nv50_disp *disp, int head, int id, u32 pclk, u32 *conf)
-{
- struct nvkm_subdev *subdev = &disp->base.engine.subdev;
- struct nvkm_device *device = subdev->device;
- struct nvkm_bios *bios = device->bios;
- struct nvkm_output *outp;
- struct nvbios_outp info1;
- struct nvbios_ocfg info2;
- u8 ver, hdr, cnt, len;
- u32 data, ctrl = 0;
- int or;
-
- for (or = 0; !(ctrl & (1 << head)) && or < 8; or++) {
- ctrl = nvkm_rd32(device, 0x660180 + (or * 0x20));
- if (ctrl & (1 << head))
- break;
- }
-
- if (or == 8)
- return NULL;
-
- outp = exec_lookup(disp, head, or, ctrl, &data, &ver, &hdr, &cnt, &len, &info1);
- if (!outp)
- return NULL;
-
- *conf = (ctrl & 0x00000f00) >> 8;
- switch (outp->info.type) {
- case DCB_OUTPUT_TMDS:
- if (*conf == 5)
- *conf |= 0x0100;
- break;
- case DCB_OUTPUT_LVDS:
- *conf |= disp->sor.lvdsconf;
- break;
- default:
- break;
- }
-
- data = nvbios_ocfg_match(bios, data, *conf & 0xff, *conf >> 8,
- &ver, &hdr, &cnt, &len, &info2);
- if (data && id < 0xff) {
- data = nvbios_oclk_match(bios, info2.clkcmp[id], pclk);
- if (data) {
- struct nvbios_init init = {
- .subdev = subdev,
- .bios = bios,
- .offset = data,
- .outp = &outp->info,
- .crtc = head,
- .execute = 1,
- };
-
- nvbios_exec(&init);
- }
- }
-
- return outp;
-}
-
-static void
-gf119_disp_intr_unk1_0(struct nv50_disp *disp, int head)
-{
- exec_script(disp, head, 1);
-}
-
-static void
-gf119_disp_intr_unk2_0(struct nv50_disp *disp, int head)
-{
- struct nvkm_subdev *subdev = &disp->base.engine.subdev;
- struct nvkm_output *outp = exec_script(disp, head, 2);
-
- /* see note in nv50_disp_intr_unk20_0() */
- if (outp && outp->info.type == DCB_OUTPUT_DP) {
- struct nvkm_output_dp *outpdp = nvkm_output_dp(outp);
- if (!outpdp->lt.mst) {
- struct nvbios_init init = {
- .subdev = subdev,
- .bios = subdev->device->bios,
- .outp = &outp->info,
- .crtc = head,
- .offset = outpdp->info.script[4],
- .execute = 1,
- };
-
- nvkm_notify_put(&outpdp->irq);
- nvbios_exec(&init);
- atomic_set(&outpdp->lt.done, 0);
- }
- }
-}
-
-static void
-gf119_disp_intr_unk2_1(struct nv50_disp *disp, int head)
-{
- struct nvkm_device *device = disp->base.engine.subdev.device;
- struct nvkm_devinit *devinit = device->devinit;
- u32 pclk = nvkm_rd32(device, 0x660450 + (head * 0x300)) / 1000;
- if (pclk)
- nvkm_devinit_pll_set(devinit, PLL_VPLL0 + head, pclk);
- nvkm_wr32(device, 0x612200 + (head * 0x800), 0x00000000);
-}
-
-static void
-gf119_disp_intr_unk2_2_tu(struct nv50_disp *disp, int head,
- struct dcb_output *outp)
-{
- struct nvkm_device *device = disp->base.engine.subdev.device;
- const int or = ffs(outp->or) - 1;
- const u32 ctrl = nvkm_rd32(device, 0x660200 + (or * 0x020));
- const u32 conf = nvkm_rd32(device, 0x660404 + (head * 0x300));
- const s32 vactive = nvkm_rd32(device, 0x660414 + (head * 0x300)) & 0xffff;
- const s32 vblanke = nvkm_rd32(device, 0x66041c + (head * 0x300)) & 0xffff;
- const s32 vblanks = nvkm_rd32(device, 0x660420 + (head * 0x300)) & 0xffff;
- const u32 pclk = nvkm_rd32(device, 0x660450 + (head * 0x300)) / 1000;
- const u32 link = ((ctrl & 0xf00) == 0x800) ? 0 : 1;
- const u32 hoff = (head * 0x800);
- const u32 soff = ( or * 0x800);
- const u32 loff = (link * 0x080) + soff;
- const u32 symbol = 100000;
- const u32 TU = 64;
- u32 dpctrl = nvkm_rd32(device, 0x61c10c + loff);
- u32 clksor = nvkm_rd32(device, 0x612300 + soff);
- u32 datarate, link_nr, link_bw, bits;
- u64 ratio, value;
-
- link_nr = hweight32(dpctrl & 0x000f0000);
- link_bw = (clksor & 0x007c0000) >> 18;
- link_bw *= 27000;
-
- /* symbols/hblank - algorithm taken from comments in tegra driver */
- value = vblanke + vactive - vblanks - 7;
- value = value * link_bw;
- do_div(value, pclk);
- value = value - (3 * !!(dpctrl & 0x00004000)) - (12 / link_nr);
- nvkm_mask(device, 0x616620 + hoff, 0x0000ffff, value);
-
- /* symbols/vblank - algorithm taken from comments in tegra driver */
- value = vblanks - vblanke - 25;
- value = value * link_bw;
- do_div(value, pclk);
- value = value - ((36 / link_nr) + 3) - 1;
- nvkm_mask(device, 0x616624 + hoff, 0x00ffffff, value);
-
- /* watermark */
- if ((conf & 0x3c0) == 0x180) bits = 30;
- else if ((conf & 0x3c0) == 0x140) bits = 24;
- else bits = 18;
- datarate = (pclk * bits) / 8;
-
- ratio = datarate;
- ratio *= symbol;
- do_div(ratio, link_nr * link_bw);
-
- value = (symbol - ratio) * TU;
- value *= ratio;
- do_div(value, symbol);
- do_div(value, symbol);
-
- value += 5;
- value |= 0x08000000;
-
- nvkm_wr32(device, 0x616610 + hoff, value);
-}
-
-static void
-gf119_disp_intr_unk2_2(struct nv50_disp *disp, int head)
-{
- struct nvkm_device *device = disp->base.engine.subdev.device;
- struct nvkm_output *outp;
- u32 pclk = nvkm_rd32(device, 0x660450 + (head * 0x300)) / 1000;
- u32 conf, addr, data;
-
- outp = exec_clkcmp(disp, head, 0xff, pclk, &conf);
- if (!outp)
- return;
-
- /* see note in nv50_disp_intr_unk20_2() */
- if (outp->info.type == DCB_OUTPUT_DP) {
- u32 sync = nvkm_rd32(device, 0x660404 + (head * 0x300));
- switch ((sync & 0x000003c0) >> 6) {
- case 6: pclk = pclk * 30; break;
- case 5: pclk = pclk * 24; break;
- case 2:
- default:
- pclk = pclk * 18;
- break;
- }
-
- if (nvkm_output_dp_train(outp, pclk))
- OUTP_ERR(outp, "link not trained before attach");
- } else {
- if (disp->func->sor.magic)
- disp->func->sor.magic(outp);
- }
-
- exec_clkcmp(disp, head, 0, pclk, &conf);
-
- if (outp->info.type == DCB_OUTPUT_ANALOG) {
- addr = 0x612280 + (ffs(outp->info.or) - 1) * 0x800;
- data = 0x00000000;
- } else {
- addr = 0x612300 + (ffs(outp->info.or) - 1) * 0x800;
- data = (conf & 0x0100) ? 0x00000101 : 0x00000000;
- switch (outp->info.type) {
- case DCB_OUTPUT_TMDS:
- nvkm_mask(device, addr, 0x007c0000, 0x00280000);
- break;
- case DCB_OUTPUT_DP:
- gf119_disp_intr_unk2_2_tu(disp, head, &outp->info);
- break;
- default:
- break;
- }
- }
-
- nvkm_mask(device, addr, 0x00000707, data);
-}
-
-static void
-gf119_disp_intr_unk4_0(struct nv50_disp *disp, int head)
-{
- struct nvkm_device *device = disp->base.engine.subdev.device;
- u32 pclk = nvkm_rd32(device, 0x660450 + (head * 0x300)) / 1000;
- u32 conf;
-
- exec_clkcmp(disp, head, 1, pclk, &conf);
-}
-
void
-gf119_disp_intr_supervisor(struct work_struct *work)
+gf119_disp_super(struct work_struct *work)
{
struct nv50_disp *disp =
container_of(work, struct nv50_disp, supervisor);
struct nvkm_subdev *subdev = &disp->base.engine.subdev;
struct nvkm_device *device = subdev->device;
+ struct nvkm_head *head;
u32 mask[4];
- int head;
nvkm_debug(subdev, "supervisor %d\n", ffs(disp->super));
- for (head = 0; head < disp->base.head.nr; head++) {
- mask[head] = nvkm_rd32(device, 0x6101d4 + (head * 0x800));
- nvkm_debug(subdev, "head %d: %08x\n", head, mask[head]);
+ list_for_each_entry(head, &disp->base.head, head) {
+ mask[head->id] = nvkm_rd32(device, 0x6101d4 + (head->id * 0x800));
+ HEAD_DBG(head, "%08x", mask[head->id]);
}
if (disp->super & 0x00000001) {
nv50_disp_chan_mthd(disp->chan[0], NV_DBG_DEBUG);
- for (head = 0; head < disp->base.head.nr; head++) {
- if (!(mask[head] & 0x00001000))
+ nv50_disp_super_1(disp);
+ list_for_each_entry(head, &disp->base.head, head) {
+ if (!(mask[head->id] & 0x00001000))
continue;
- nvkm_debug(subdev, "supervisor 1.0 - head %d\n", head);
- gf119_disp_intr_unk1_0(disp, head);
+ nv50_disp_super_1_0(disp, head);
}
} else
if (disp->super & 0x00000002) {
- for (head = 0; head < disp->base.head.nr; head++) {
- if (!(mask[head] & 0x00001000))
+ list_for_each_entry(head, &disp->base.head, head) {
+ if (!(mask[head->id] & 0x00001000))
continue;
- nvkm_debug(subdev, "supervisor 2.0 - head %d\n", head);
- gf119_disp_intr_unk2_0(disp, head);
+ nv50_disp_super_2_0(disp, head);
}
- for (head = 0; head < disp->base.head.nr; head++) {
- if (!(mask[head] & 0x00010000))
+ nvkm_outp_route(&disp->base);
+ list_for_each_entry(head, &disp->base.head, head) {
+ if (!(mask[head->id] & 0x00010000))
continue;
- nvkm_debug(subdev, "supervisor 2.1 - head %d\n", head);
- gf119_disp_intr_unk2_1(disp, head);
+ nv50_disp_super_2_1(disp, head);
}
- for (head = 0; head < disp->base.head.nr; head++) {
- if (!(mask[head] & 0x00001000))
+ list_for_each_entry(head, &disp->base.head, head) {
+ if (!(mask[head->id] & 0x00001000))
continue;
- nvkm_debug(subdev, "supervisor 2.2 - head %d\n", head);
- gf119_disp_intr_unk2_2(disp, head);
+ nv50_disp_super_2_2(disp, head);
}
} else
if (disp->super & 0x00000004) {
- for (head = 0; head < disp->base.head.nr; head++) {
- if (!(mask[head] & 0x00001000))
+ list_for_each_entry(head, &disp->base.head, head) {
+ if (!(mask[head->id] & 0x00001000))
continue;
- nvkm_debug(subdev, "supervisor 3.0 - head %d\n", head);
- gf119_disp_intr_unk4_0(disp, head);
+ nv50_disp_super_3_0(disp, head);
}
}
- for (head = 0; head < disp->base.head.nr; head++)
- nvkm_wr32(device, 0x6101d4 + (head * 0x800), 0x00000000);
+ list_for_each_entry(head, &disp->base.head, head)
+ nvkm_wr32(device, 0x6101d4 + (head->id * 0x800), 0x00000000);
nvkm_wr32(device, 0x6101d0, 0x80000000);
}
@@ -447,8 +113,8 @@ gf119_disp_intr(struct nv50_disp *disp)
{
struct nvkm_subdev *subdev = &disp->base.engine.subdev;
struct nvkm_device *device = subdev->device;
+ struct nvkm_head *head;
u32 intr = nvkm_rd32(device, 0x610088);
- int i;
if (intr & 0x00000001) {
u32 stat = nvkm_rd32(device, 0x61008c);
@@ -472,7 +138,7 @@ gf119_disp_intr(struct nv50_disp *disp)
u32 stat = nvkm_rd32(device, 0x6100ac);
if (stat & 0x00000007) {
disp->super = (stat & 0x00000007);
- schedule_work(&disp->supervisor);
+ queue_work(disp->wq, &disp->supervisor);
nvkm_wr32(device, 0x6100ac, disp->super);
stat &= ~0x00000007;
}
@@ -485,14 +151,15 @@ gf119_disp_intr(struct nv50_disp *disp)
intr &= ~0x00100000;
}
- for (i = 0; i < disp->base.head.nr; i++) {
- u32 mask = 0x01000000 << i;
+ list_for_each_entry(head, &disp->base.head, head) {
+ const u32 hoff = head->id * 0x800;
+ u32 mask = 0x01000000 << head->id;
if (mask & intr) {
- u32 stat = nvkm_rd32(device, 0x6100bc + (i * 0x800));
+ u32 stat = nvkm_rd32(device, 0x6100bc + hoff);
if (stat & 0x00000001)
- nvkm_disp_vblank(&disp->base, i);
- nvkm_mask(device, 0x6100bc + (i * 0x800), 0, 0);
- nvkm_rd32(device, 0x6100c0 + (i * 0x800));
+ nvkm_disp_vblank(&disp->base, head->id);
+ nvkm_mask(device, 0x6100bc + hoff, 0, 0);
+ nvkm_rd32(device, 0x6100c0 + hoff);
}
}
}
@@ -510,22 +177,11 @@ gf119_disp = {
.intr = gf119_disp_intr,
.intr_error = gf119_disp_intr_error,
.uevent = &gf119_disp_chan_uevent,
- .super = gf119_disp_intr_supervisor,
+ .super = gf119_disp_super,
.root = &gf119_disp_root_oclass,
- .head.vblank_init = gf119_disp_vblank_init,
- .head.vblank_fini = gf119_disp_vblank_fini,
- .head.scanoutpos = gf119_disp_root_scanoutpos,
- .outp.internal.crt = nv50_dac_output_new,
- .outp.internal.tmds = nv50_sor_output_new,
- .outp.internal.lvds = nv50_sor_output_new,
- .outp.internal.dp = gf119_sor_dp_new,
- .dac.nr = 3,
- .dac.power = nv50_dac_power,
- .dac.sense = nv50_dac_sense,
- .sor.nr = 4,
- .sor.power = nv50_sor_power,
- .sor.hda_eld = gf119_hda_eld,
- .sor.hdmi = gf119_hdmi_ctrl,
+ .head.new = gf119_head_new,
+ .dac = { .nr = 3, .new = gf119_dac_new },
+ .sor = { .nr = 4, .new = gf119_sor_new },
};
int
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.