1 | // SPDX-License-Identifier: MIT |
2 | #include <drm/drm_mode.h> |
3 | #include "nouveau_drv.h" |
4 | #include "nouveau_reg.h" |
5 | #include "nouveau_crtc.h" |
6 | #include "hw.h" |
7 | |
8 | static void |
9 | nv04_cursor_show(struct nouveau_crtc *nv_crtc, bool update) |
10 | { |
11 | nv_show_cursor(dev: nv_crtc->base.dev, head: nv_crtc->index, show: true); |
12 | } |
13 | |
14 | static void |
15 | nv04_cursor_hide(struct nouveau_crtc *nv_crtc, bool update) |
16 | { |
17 | nv_show_cursor(dev: nv_crtc->base.dev, head: nv_crtc->index, show: false); |
18 | } |
19 | |
20 | static void |
21 | nv04_cursor_set_pos(struct nouveau_crtc *nv_crtc, int x, int y) |
22 | { |
23 | nv_crtc->cursor_saved_x = x; nv_crtc->cursor_saved_y = y; |
24 | NVWriteRAMDAC(dev: nv_crtc->base.dev, head: nv_crtc->index, |
25 | NV_PRAMDAC_CU_START_POS, |
26 | XLATE(y, 0, NV_PRAMDAC_CU_START_POS_Y) | |
27 | XLATE(x, 0, NV_PRAMDAC_CU_START_POS_X)); |
28 | } |
29 | |
30 | static void |
31 | crtc_wr_cio_state(struct drm_crtc *crtc, struct nv04_crtc_reg *crtcstate, int index) |
32 | { |
33 | NVWriteVgaCrtc(dev: crtc->dev, head: nouveau_crtc(crtc)->index, index, |
34 | value: crtcstate->CRTC[index]); |
35 | } |
36 | |
37 | static void |
38 | nv04_cursor_set_offset(struct nouveau_crtc *nv_crtc, uint32_t offset) |
39 | { |
40 | struct drm_device *dev = nv_crtc->base.dev; |
41 | struct nouveau_drm *drm = nouveau_drm(dev); |
42 | struct nv04_crtc_reg *regp = &nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index]; |
43 | struct drm_crtc *crtc = &nv_crtc->base; |
44 | |
45 | regp->CRTC[NV_CIO_CRE_HCUR_ADDR0_INDEX] = |
46 | MASK(NV_CIO_CRE_HCUR_ASI) | |
47 | XLATE(offset, 17, NV_CIO_CRE_HCUR_ADDR0_ADR); |
48 | regp->CRTC[NV_CIO_CRE_HCUR_ADDR1_INDEX] = |
49 | XLATE(offset, 11, NV_CIO_CRE_HCUR_ADDR1_ADR); |
50 | if (crtc->mode.flags & DRM_MODE_FLAG_DBLSCAN) |
51 | regp->CRTC[NV_CIO_CRE_HCUR_ADDR1_INDEX] |= |
52 | MASK(NV_CIO_CRE_HCUR_ADDR1_CUR_DBL); |
53 | regp->CRTC[NV_CIO_CRE_HCUR_ADDR2_INDEX] = offset >> 24; |
54 | |
55 | crtc_wr_cio_state(crtc, crtcstate: regp, NV_CIO_CRE_HCUR_ADDR0_INDEX); |
56 | crtc_wr_cio_state(crtc, crtcstate: regp, NV_CIO_CRE_HCUR_ADDR1_INDEX); |
57 | crtc_wr_cio_state(crtc, crtcstate: regp, NV_CIO_CRE_HCUR_ADDR2_INDEX); |
58 | if (drm->client.device.info.family == NV_DEVICE_INFO_V0_CURIE) |
59 | nv_fix_nv40_hw_cursor(dev, head: nv_crtc->index); |
60 | } |
61 | |
62 | int |
63 | nv04_cursor_init(struct nouveau_crtc *crtc) |
64 | { |
65 | crtc->cursor.set_offset = nv04_cursor_set_offset; |
66 | crtc->cursor.set_pos = nv04_cursor_set_pos; |
67 | crtc->cursor.hide = nv04_cursor_hide; |
68 | crtc->cursor.show = nv04_cursor_show; |
69 | return 0; |
70 | } |
71 | |