diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/psb_intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/gma500/psb_intel_display.c | 73 |
1 files changed, 1 insertions, 72 deletions
diff --git a/drivers/gpu/drm/gma500/psb_intel_display.c b/drivers/gpu/drm/gma500/psb_intel_display.c index 0642e7d37fa8..ca041c6aba4a 100644 --- a/drivers/gpu/drm/gma500/psb_intel_display.c +++ b/drivers/gpu/drm/gma500/psb_intel_display.c | |||
| @@ -82,77 +82,6 @@ static void psb_intel_clock(int refclk, struct gma_clock_t *clock) | |||
| 82 | clock->dot = clock->vco / clock->p; | 82 | clock->dot = clock->vco / clock->p; |
| 83 | } | 83 | } |
| 84 | 84 | ||
| 85 | static int psb_intel_pipe_set_base(struct drm_crtc *crtc, | ||
| 86 | int x, int y, struct drm_framebuffer *old_fb) | ||
| 87 | { | ||
| 88 | struct drm_device *dev = crtc->dev; | ||
| 89 | struct drm_psb_private *dev_priv = dev->dev_private; | ||
| 90 | struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc); | ||
| 91 | struct psb_framebuffer *psbfb = to_psb_fb(crtc->fb); | ||
| 92 | int pipe = psb_intel_crtc->pipe; | ||
| 93 | const struct psb_offset *map = &dev_priv->regmap[pipe]; | ||
| 94 | unsigned long start, offset; | ||
| 95 | u32 dspcntr; | ||
| 96 | int ret = 0; | ||
| 97 | |||
| 98 | if (!gma_power_begin(dev, true)) | ||
| 99 | return 0; | ||
| 100 | |||
| 101 | /* no fb bound */ | ||
| 102 | if (!crtc->fb) { | ||
| 103 | dev_dbg(dev->dev, "No FB bound\n"); | ||
| 104 | goto psb_intel_pipe_cleaner; | ||
| 105 | } | ||
| 106 | |||
| 107 | /* We are displaying this buffer, make sure it is actually loaded | ||
| 108 | into the GTT */ | ||
| 109 | ret = psb_gtt_pin(psbfb->gtt); | ||
| 110 | if (ret < 0) | ||
| 111 | goto psb_intel_pipe_set_base_exit; | ||
| 112 | start = psbfb->gtt->offset; | ||
| 113 | |||
| 114 | offset = y * crtc->fb->pitches[0] + x * (crtc->fb->bits_per_pixel / 8); | ||
| 115 | |||
| 116 | REG_WRITE(map->stride, crtc->fb->pitches[0]); | ||
| 117 | |||
| 118 | dspcntr = REG_READ(map->cntr); | ||
| 119 | dspcntr &= ~DISPPLANE_PIXFORMAT_MASK; | ||
| 120 | |||
| 121 | switch (crtc->fb->bits_per_pixel) { | ||
| 122 | case 8: | ||
| 123 | dspcntr |= DISPPLANE_8BPP; | ||
| 124 | break; | ||
| 125 | case 16: | ||
| 126 | if (crtc->fb->depth == 15) | ||
| 127 | dspcntr |= DISPPLANE_15_16BPP; | ||
| 128 | else | ||
| 129 | dspcntr |= DISPPLANE_16BPP; | ||
| 130 | break; | ||
| 131 | case 24: | ||
| 132 | case 32: | ||
| 133 | dspcntr |= DISPPLANE_32BPP_NO_ALPHA; | ||
| 134 | break; | ||
| 135 | default: | ||
| 136 | dev_err(dev->dev, "Unknown color depth\n"); | ||
| 137 | ret = -EINVAL; | ||
| 138 | psb_gtt_unpin(psbfb->gtt); | ||
| 139 | goto psb_intel_pipe_set_base_exit; | ||
| 140 | } | ||
| 141 | REG_WRITE(map->cntr, dspcntr); | ||
| 142 | |||
| 143 | REG_WRITE(map->base, start + offset); | ||
| 144 | REG_READ(map->base); | ||
| 145 | |||
| 146 | psb_intel_pipe_cleaner: | ||
| 147 | /* If there was a previous display we can now unpin it */ | ||
| 148 | if (old_fb) | ||
| 149 | psb_gtt_unpin(to_psb_fb(old_fb)->gtt); | ||
| 150 | |||
| 151 | psb_intel_pipe_set_base_exit: | ||
| 152 | gma_power_end(dev); | ||
| 153 | return ret; | ||
| 154 | } | ||
| 155 | |||
| 156 | /** | 85 | /** |
| 157 | * Sets the power management mode of the pipe and plane. | 86 | * Sets the power management mode of the pipe and plane. |
| 158 | * | 87 | * |
| @@ -990,7 +919,7 @@ const struct drm_crtc_helper_funcs psb_intel_helper_funcs = { | |||
| 990 | .dpms = psb_intel_crtc_dpms, | 919 | .dpms = psb_intel_crtc_dpms, |
| 991 | .mode_fixup = gma_crtc_mode_fixup, | 920 | .mode_fixup = gma_crtc_mode_fixup, |
| 992 | .mode_set = psb_intel_crtc_mode_set, | 921 | .mode_set = psb_intel_crtc_mode_set, |
| 993 | .mode_set_base = psb_intel_pipe_set_base, | 922 | .mode_set_base = gma_pipe_set_base, |
| 994 | .prepare = gma_crtc_prepare, | 923 | .prepare = gma_crtc_prepare, |
| 995 | .commit = gma_crtc_commit, | 924 | .commit = gma_crtc_commit, |
| 996 | .disable = gma_crtc_disable, | 925 | .disable = gma_crtc_disable, |
