From d665c7e91458e19f413ea89d99d89f4743be95e3 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Fri, 4 Nov 2016 17:20:36 +1000 Subject: [PATCH] drm/nouveau/kms/nv50: allow encoder update to be called from other modules MST encoders will make use of this to share code with SOR> Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_encoder.h | 2 + drivers/gpu/drm/nouveau/nv50_display.c | 86 +++++++++++------------ 2 files changed, 44 insertions(+), 44 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_encoder.h b/drivers/gpu/drm/nouveau/nouveau_encoder.h index 2cd4a2dab835..848982bd18e9 100644 --- a/drivers/gpu/drm/nouveau/nouveau_encoder.h +++ b/drivers/gpu/drm/nouveau/nouveau_encoder.h @@ -66,6 +66,8 @@ struct nouveau_encoder { void (*enc_save)(struct drm_encoder *encoder); void (*enc_restore)(struct drm_encoder *encoder); + void (*update)(struct nouveau_encoder *, u8 head, + struct drm_display_mode *, u8 proto, u8 depth); }; struct nouveau_encoder * diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index 45379f90acc8..854fa31eddb6 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -2926,19 +2926,50 @@ nv50_sor_dpms(struct drm_encoder *encoder, int mode) } static void -nv50_sor_ctrl(struct nouveau_encoder *nv_encoder, u32 mask, u32 data) +nv50_sor_update(struct nouveau_encoder *nv_encoder, u8 head, + struct drm_display_mode *mode, u8 proto, u8 depth) { - struct nv50_mast *mast = nv50_mast(nv_encoder->base.base.dev); - u32 temp = (nv_encoder->ctrl & ~mask) | (data & mask), *push; - if (temp != nv_encoder->ctrl && (push = evo_wait(mast, 2))) { - if (nv50_vers(mast) < GF110_DISP_CORE_CHANNEL_DMA) { + struct nv50_dmac *core = &nv50_mast(nv_encoder->base.base.dev)->base; + u32 *push; + + if (!mode) { + nv_encoder->ctrl &= ~BIT(head); + if (!(nv_encoder->ctrl & 0x0000000f)) + nv_encoder->ctrl = 0; + } else { + nv_encoder->ctrl |= proto << 8; + nv_encoder->ctrl |= BIT(head); + } + + if ((push = evo_wait(core, 6))) { + if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) { + if (mode) { + if (mode->flags & DRM_MODE_FLAG_NHSYNC) + nv_encoder->ctrl |= 0x00001000; + if (mode->flags & DRM_MODE_FLAG_NVSYNC) + nv_encoder->ctrl |= 0x00002000; + nv_encoder->ctrl |= depth << 16; + } evo_mthd(push, 0x0600 + (nv_encoder->or * 0x40), 1); - evo_data(push, (nv_encoder->ctrl = temp)); } else { + if (mode) { + u32 magic = 0x31ec6000 | (head << 25); + u32 syncs = 0x00000001; + if (mode->flags & DRM_MODE_FLAG_NHSYNC) + syncs |= 0x00000008; + if (mode->flags & DRM_MODE_FLAG_NVSYNC) + syncs |= 0x00000010; + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + magic |= 0x00000001; + + evo_mthd(push, 0x0404 + (head * 0x300), 2); + evo_data(push, syncs | (depth << 6)); + evo_data(push, magic); + } evo_mthd(push, 0x0200 + (nv_encoder->or * 0x20), 1); - evo_data(push, (nv_encoder->ctrl = temp)); } - evo_kick(push, mast); + evo_data(push, nv_encoder->ctrl); + evo_kick(push, core); } } @@ -2963,7 +2994,7 @@ nv50_sor_disable(struct drm_encoder *encoder) } } - nv50_sor_ctrl(nv_encoder, 1 << nv_crtc->index, 0); + nv_encoder->update(nv_encoder, nv_crtc->index, NULL, 0, 0); nv50_audio_disable(encoder, nv_crtc); nv50_hdmi_disable(&nv_encoder->base.base, nv_crtc); } @@ -2985,13 +3016,10 @@ nv50_sor_enable(struct drm_encoder *encoder) .base.hashm = nv_encoder->dcb->hashm, }; struct nv50_disp *disp = nv50_disp(encoder->dev); - struct nv50_mast *mast = nv50_mast(encoder->dev); struct drm_device *dev = encoder->dev; struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_connector *nv_connector; struct nvbios *bios = &drm->vbios; - u32 mask, ctrl; - u8 owner = 1 << nv_crtc->index; u8 proto = 0xf; u8 depth = 0x0; @@ -3070,38 +3098,7 @@ nv50_sor_enable(struct drm_encoder *encoder) break; } - if (nv50_vers(mast) >= GF110_DISP) { - u32 *push = evo_wait(mast, 3); - if (push) { - u32 magic = 0x31ec6000 | (nv_crtc->index << 25); - u32 syncs = 0x00000001; - - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - syncs |= 0x00000008; - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - syncs |= 0x00000010; - - if (mode->flags & DRM_MODE_FLAG_INTERLACE) - magic |= 0x00000001; - - evo_mthd(push, 0x0404 + (nv_crtc->index * 0x300), 2); - evo_data(push, syncs | (depth << 6)); - evo_data(push, magic); - evo_kick(push, mast); - } - - ctrl = proto << 8; - mask = 0x00000f00; - } else { - ctrl = (depth << 16) | (proto << 8); - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - ctrl |= 0x00001000; - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - ctrl |= 0x00002000; - mask = 0x000f3f00; - } - - nv50_sor_ctrl(nv_encoder, mask | owner, ctrl | owner); + nv_encoder->update(nv_encoder, nv_crtc->index, mode, proto, depth); } static const struct drm_encoder_helper_funcs @@ -3150,6 +3147,7 @@ nv50_sor_create(struct drm_connector *connector, struct dcb_output *dcbe) return -ENOMEM; nv_encoder->dcb = dcbe; nv_encoder->or = ffs(dcbe->or) - 1; + nv_encoder->update = nv50_sor_update; encoder = to_drm_encoder(nv_encoder); encoder->possible_crtcs = dcbe->heads; -- 2.20.1