diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv04_dfp.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv04_dfp.c | 39 |
1 files changed, 18 insertions, 21 deletions
diff --git a/drivers/gpu/drm/nouveau/nv04_dfp.c b/drivers/gpu/drm/nouveau/nv04_dfp.c index 0d3206a7046c..c936403b26e2 100644 --- a/drivers/gpu/drm/nouveau/nv04_dfp.c +++ b/drivers/gpu/drm/nouveau/nv04_dfp.c @@ -104,6 +104,8 @@ void nv04_dfp_disable(struct drm_device *dev, int head) } /* don't inadvertently turn it on when state written later */ crtcstate[head].fp_control = FP_TG_CONTROL_OFF; + crtcstate[head].CRTC[NV_CIO_CRE_LCD__INDEX] &= + ~NV_CIO_CRE_LCD_ROUTE_MASK; } void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode) @@ -253,26 +255,21 @@ static void nv04_dfp_prepare(struct drm_encoder *encoder) nv04_dfp_prepare_sel_clk(dev, nv_encoder, head); - /* Some NV4x have unknown values (0x3f, 0x50, 0x54, 0x6b, 0x79, 0x7f) - * at LCD__INDEX which we don't alter - */ - if (!(*cr_lcd & 0x44)) { - *cr_lcd = 0x3; - - if (nv_two_heads(dev)) { - if (nv_encoder->dcb->location == DCB_LOC_ON_CHIP) - *cr_lcd |= head ? 0x0 : 0x8; - else { - *cr_lcd |= (nv_encoder->dcb->or << 4) & 0x30; - if (nv_encoder->dcb->type == OUTPUT_LVDS) - *cr_lcd |= 0x30; - if ((*cr_lcd & 0x30) == (*cr_lcd_oth & 0x30)) { - /* avoid being connected to both crtcs */ - *cr_lcd_oth &= ~0x30; - NVWriteVgaCrtc(dev, head ^ 1, - NV_CIO_CRE_LCD__INDEX, - *cr_lcd_oth); - } + *cr_lcd = (*cr_lcd & ~NV_CIO_CRE_LCD_ROUTE_MASK) | 0x3; + + if (nv_two_heads(dev)) { + if (nv_encoder->dcb->location == DCB_LOC_ON_CHIP) + *cr_lcd |= head ? 0x0 : 0x8; + else { + *cr_lcd |= (nv_encoder->dcb->or << 4) & 0x30; + if (nv_encoder->dcb->type == OUTPUT_LVDS) + *cr_lcd |= 0x30; + if ((*cr_lcd & 0x30) == (*cr_lcd_oth & 0x30)) { + /* avoid being connected to both crtcs */ + *cr_lcd_oth &= ~0x30; + NVWriteVgaCrtc(dev, head ^ 1, + NV_CIO_CRE_LCD__INDEX, + *cr_lcd_oth); } } } @@ -640,7 +637,7 @@ static void nv04_tmds_slave_init(struct drm_encoder *encoder) get_tmds_slave(encoder)) return; - type = nouveau_i2c_identify(dev, "TMDS transmitter", info, 2); + type = nouveau_i2c_identify(dev, "TMDS transmitter", info, NULL, 2); if (type < 0) return; |