mirror of https://gitee.com/openkylin/linux.git
71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
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#include <drm/drmP.h>
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#include <drm/drm_mode.h>
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#include "nouveau_drm.h"
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#include "nouveau_reg.h"
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#include "nouveau_crtc.h"
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#include "hw.h"
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static void
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nv04_cursor_show(struct nouveau_crtc *nv_crtc, bool update)
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{
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nv_show_cursor(nv_crtc->base.dev, nv_crtc->index, true);
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}
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static void
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nv04_cursor_hide(struct nouveau_crtc *nv_crtc, bool update)
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{
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nv_show_cursor(nv_crtc->base.dev, nv_crtc->index, false);
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}
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static void
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nv04_cursor_set_pos(struct nouveau_crtc *nv_crtc, int x, int y)
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{
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nv_crtc->cursor_saved_x = x; nv_crtc->cursor_saved_y = y;
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NVWriteRAMDAC(nv_crtc->base.dev, nv_crtc->index,
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NV_PRAMDAC_CU_START_POS,
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XLATE(y, 0, NV_PRAMDAC_CU_START_POS_Y) |
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XLATE(x, 0, NV_PRAMDAC_CU_START_POS_X));
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}
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static void
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crtc_wr_cio_state(struct drm_crtc *crtc, struct nv04_crtc_reg *crtcstate, int index)
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{
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NVWriteVgaCrtc(crtc->dev, nouveau_crtc(crtc)->index, index,
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crtcstate->CRTC[index]);
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}
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static void
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nv04_cursor_set_offset(struct nouveau_crtc *nv_crtc, uint32_t offset)
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{
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struct drm_device *dev = nv_crtc->base.dev;
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struct nouveau_drm *drm = nouveau_drm(dev);
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struct nv04_crtc_reg *regp = &nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index];
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struct drm_crtc *crtc = &nv_crtc->base;
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regp->CRTC[NV_CIO_CRE_HCUR_ADDR0_INDEX] =
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MASK(NV_CIO_CRE_HCUR_ASI) |
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XLATE(offset, 17, NV_CIO_CRE_HCUR_ADDR0_ADR);
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regp->CRTC[NV_CIO_CRE_HCUR_ADDR1_INDEX] =
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XLATE(offset, 11, NV_CIO_CRE_HCUR_ADDR1_ADR);
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if (crtc->mode.flags & DRM_MODE_FLAG_DBLSCAN)
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regp->CRTC[NV_CIO_CRE_HCUR_ADDR1_INDEX] |=
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MASK(NV_CIO_CRE_HCUR_ADDR1_CUR_DBL);
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regp->CRTC[NV_CIO_CRE_HCUR_ADDR2_INDEX] = offset >> 24;
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crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_HCUR_ADDR0_INDEX);
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crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_HCUR_ADDR1_INDEX);
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crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_HCUR_ADDR2_INDEX);
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if (nv_device(drm->device)->card_type == NV_40)
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nv_fix_nv40_hw_cursor(dev, nv_crtc->index);
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}
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int
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nv04_cursor_init(struct nouveau_crtc *crtc)
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{
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crtc->cursor.set_offset = nv04_cursor_set_offset;
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crtc->cursor.set_pos = nv04_cursor_set_pos;
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crtc->cursor.hide = nv04_cursor_hide;
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crtc->cursor.show = nv04_cursor_show;
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return 0;
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}
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