diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2023-09-20 00:56:31 +0300 |
---|---|---|
committer | Lyude Paul <lyude@redhat.com> | 2023-09-20 01:22:23 +0300 |
commit | 62b0eef237a39446b8c71fd7271ade858acff1a7 (patch) | |
tree | 07b2d8e7772a83957f6e61f788f247428953b1bd /drivers/gpu/drm/nouveau | |
parent | 1958d69fa8e7448a44f12dcb3e5ecd9b78f25121 (diff) | |
download | linux-62b0eef237a39446b8c71fd7271ade858acff1a7.tar.xz |
drm/nouveau/disp: move outp/conn construction to chipset code
- pre-nv5x doesn't use any of this, has its own version DRM-side
- preparation for GSP-RM
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Acked-by: Danilo Krummrich <me@dakr.org>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230919220442.202488-37-lyude@redhat.com
Diffstat (limited to 'drivers/gpu/drm/nouveau')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c | 117 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c | 122 |
2 files changed, 121 insertions, 118 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c index 73104b59f97f..1dbe68f9a0e0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c @@ -23,15 +23,12 @@ */ #include "priv.h" #include "conn.h" -#include "dp.h" #include "head.h" #include "ior.h" #include "outp.h" #include <core/client.h> #include <core/ramht.h> -#include <subdev/bios.h> -#include <subdev/bios/dcb.h> #include <nvif/class.h> #include <nvif/cl0046.h> @@ -159,123 +156,11 @@ nvkm_disp_oneinit(struct nvkm_engine *engine) { struct nvkm_disp *disp = nvkm_disp(engine); struct nvkm_subdev *subdev = &disp->engine.subdev; - struct nvkm_bios *bios = subdev->device->bios; - struct nvkm_outp *outp, *outt, *pair; - struct nvkm_conn *conn; + struct nvkm_outp *outp; struct nvkm_head *head; struct nvkm_ior *ior; - struct nvbios_connE connE; - struct dcb_output dcbE; - u8 hpd = 0, ver, hdr; - u32 data; int ret, i; - /* Create output path objects for each VBIOS display path. */ - i = -1; - while ((data = dcb_outp_parse(bios, ++i, &ver, &hdr, &dcbE))) { - if (ver < 0x40) /* No support for chipsets prior to NV50. */ - break; - if (dcbE.type == DCB_OUTPUT_UNUSED) - continue; - if (dcbE.type == DCB_OUTPUT_EOL) - break; - outp = NULL; - - switch (dcbE.type) { - case DCB_OUTPUT_ANALOG: - case DCB_OUTPUT_TV: - case DCB_OUTPUT_TMDS: - case DCB_OUTPUT_LVDS: - ret = nvkm_outp_new(disp, i, &dcbE, &outp); - break; - case DCB_OUTPUT_DP: - ret = nvkm_dp_new(disp, i, &dcbE, &outp); - break; - case DCB_OUTPUT_WFD: - /* No support for WFD yet. */ - ret = -ENODEV; - continue; - default: - nvkm_warn(subdev, "dcb %d type %d unknown\n", - i, dcbE.type); - continue; - } - - if (ret) { - if (outp) { - if (ret != -ENODEV) - OUTP_ERR(outp, "ctor failed: %d", ret); - else - OUTP_DBG(outp, "not supported"); - nvkm_outp_del(&outp); - continue; - } - nvkm_error(subdev, "failed to create outp %d\n", i); - continue; - } - - list_add_tail(&outp->head, &disp->outps); - hpd = max(hpd, (u8)(dcbE.connector + 1)); - } - - /* Create connector objects based on available output paths. */ - list_for_each_entry_safe(outp, outt, &disp->outps, head) { - /* VBIOS data *should* give us the most useful information. */ - data = nvbios_connEp(bios, outp->info.connector, &ver, &hdr, - &connE); - - /* No bios connector data... */ - if (!data) { - /* Heuristic: anything with the same ccb index is - * considered to be on the same connector, any - * output path without an associated ccb entry will - * be put on its own connector. - */ - int ccb_index = outp->info.i2c_index; - if (ccb_index != 0xf) { - list_for_each_entry(pair, &disp->outps, head) { - if (pair->info.i2c_index == ccb_index) { - outp->conn = pair->conn; - break; - } - } - } - - /* Connector shared with another output path. */ - if (outp->conn) - continue; - - memset(&connE, 0x00, sizeof(connE)); - connE.type = DCB_CONNECTOR_NONE; - i = -1; - } else { - i = outp->info.connector; - } - - /* Check that we haven't already created this connector. */ - list_for_each_entry(conn, &disp->conns, head) { - if (conn->index == outp->info.connector) { - outp->conn = conn; - break; - } - } - - if (outp->conn) - continue; - - /* Apparently we need to create a new one! */ - ret = nvkm_conn_new(disp, i, &connE, &outp->conn); - if (ret) { - nvkm_error(subdev, "failed to create outp %d conn: %d\n", outp->index, ret); - nvkm_conn_del(&outp->conn); - list_del(&outp->head); - nvkm_outp_del(&outp); - continue; - } - - list_add_tail(&outp->conn->head, &disp->conns); - } - if (disp->func->oneinit) { ret = disp->func->oneinit(disp); if (ret) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c index e9d0a9b715d4..7343b24f10eb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c @@ -23,7 +23,9 @@ */ #include "priv.h" #include "chan.h" +#include "conn.h" #include "head.h" +#include "dp.h" #include "ior.h" #include "outp.h" @@ -1581,7 +1583,14 @@ nv50_disp_oneinit(struct nvkm_disp *disp) const struct nvkm_disp_func *func = disp->func; struct nvkm_subdev *subdev = &disp->engine.subdev; struct nvkm_device *device = subdev->device; + struct nvkm_bios *bios = device->bios; + struct nvkm_outp *outp, *outt, *pair; + struct nvkm_conn *conn; int ret, i; + u8 ver, hdr; + u32 data; + struct dcb_output dcbE; + struct nvbios_connE connE; if (func->wndw.cnt) { disp->wndw.nr = func->wndw.cnt(disp, &disp->wndw.mask); @@ -1628,8 +1637,117 @@ nv50_disp_oneinit(struct nvkm_disp *disp) if (ret) return ret; - return nvkm_ramht_new(device, func->ramht_size ? func->ramht_size : - 0x1000, 0, disp->inst, &disp->ramht); + ret = nvkm_ramht_new(device, func->ramht_size ? func->ramht_size : 0x1000, 0, disp->inst, + &disp->ramht); + if (ret) + return ret; + + /* Create output path objects for each VBIOS display path. */ + i = -1; + while ((data = dcb_outp_parse(bios, ++i, &ver, &hdr, &dcbE))) { + if (WARN_ON((ver & 0xf0) != 0x40)) + return -EINVAL; + if (dcbE.type == DCB_OUTPUT_UNUSED) + continue; + if (dcbE.type == DCB_OUTPUT_EOL) + break; + outp = NULL; + + switch (dcbE.type) { + case DCB_OUTPUT_ANALOG: + case DCB_OUTPUT_TV: + case DCB_OUTPUT_TMDS: + case DCB_OUTPUT_LVDS: + ret = nvkm_outp_new(disp, i, &dcbE, &outp); + break; + case DCB_OUTPUT_DP: + ret = nvkm_dp_new(disp, i, &dcbE, &outp); + break; + case DCB_OUTPUT_WFD: + /* No support for WFD yet. */ + ret = -ENODEV; + continue; + default: + nvkm_warn(subdev, "dcb %d type %d unknown\n", + i, dcbE.type); + continue; + } + + if (ret) { + if (outp) { + if (ret != -ENODEV) + OUTP_ERR(outp, "ctor failed: %d", ret); + else + OUTP_DBG(outp, "not supported"); + nvkm_outp_del(&outp); + continue; + } + nvkm_error(subdev, "failed to create outp %d\n", i); + continue; + } + + list_add_tail(&outp->head, &disp->outps); + } + + /* Create connector objects based on available output paths. */ + list_for_each_entry_safe(outp, outt, &disp->outps, head) { + /* VBIOS data *should* give us the most useful information. */ + data = nvbios_connEp(bios, outp->info.connector, &ver, &hdr, + &connE); + + /* No bios connector data... */ + if (!data) { + /* Heuristic: anything with the same ccb index is + * considered to be on the same connector, any + * output path without an associated ccb entry will + * be put on its own connector. + */ + int ccb_index = outp->info.i2c_index; + if (ccb_index != 0xf) { + list_for_each_entry(pair, &disp->outps, head) { + if (pair->info.i2c_index == ccb_index) { + outp->conn = pair->conn; + break; + } + } + } + + /* Connector shared with another output path. */ + if (outp->conn) + continue; + + memset(&connE, 0x00, sizeof(connE)); + connE.type = DCB_CONNECTOR_NONE; + i = -1; + } else { + i = outp->info.connector; + } + + /* Check that we haven't already created this connector. */ + list_for_each_entry(conn, &disp->conns, head) { + if (conn->index == outp->info.connector) { + outp->conn = conn; + break; + } + } + + if (outp->conn) + continue; + + /* Apparently we need to create a new one! */ + ret = nvkm_conn_new(disp, i, &connE, &outp->conn); + if (ret) { + nvkm_error(subdev, "failed to create outp %d conn: %d\n", outp->index, ret); + nvkm_conn_del(&outp->conn); + list_del(&outp->head); + nvkm_outp_del(&outp); + continue; + } + + list_add_tail(&outp->conn->head, &disp->conns); + } + + return 0; } static const struct nvkm_disp_func |