diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/cdv_intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/gma500/cdv_intel_display.c | 73 |
1 files changed, 20 insertions, 53 deletions
diff --git a/drivers/gpu/drm/gma500/cdv_intel_display.c b/drivers/gpu/drm/gma500/cdv_intel_display.c index 8fbfa06da62d..66727328832d 100644 --- a/drivers/gpu/drm/gma500/cdv_intel_display.c +++ b/drivers/gpu/drm/gma500/cdv_intel_display.c @@ -412,8 +412,11 @@ static bool cdv_intel_find_dp_pll(const struct gma_limit_t *limit, int refclk, struct gma_clock_t *best_clock) { + struct gma_crtc *gma_crtc = to_gma_crtc(crtc); struct gma_clock_t clock; - if (refclk == 27000) { + + switch (refclk) { + case 27000: if (target < 200000) { clock.p1 = 2; clock.p2 = 10; @@ -427,7 +430,9 @@ static bool cdv_intel_find_dp_pll(const struct gma_limit_t *limit, clock.m1 = 0; clock.m2 = 98; } - } else if (refclk == 100000) { + break; + + case 100000: if (target < 200000) { clock.p1 = 2; clock.p2 = 10; @@ -441,12 +446,13 @@ static bool cdv_intel_find_dp_pll(const struct gma_limit_t *limit, clock.m1 = 0; clock.m2 = 133; } - } else + break; + + default: return false; - clock.m = clock.m2 + 2; - clock.p = clock.p1 * clock.p2; - clock.vco = (refclk * clock.m) / clock.n; - clock.dot = clock.vco / clock.p; + } + + gma_crtc->clock_funcs->clock(refclk, &clock); memcpy(best_clock, &clock, sizeof(struct gma_clock_t)); return true; } @@ -463,54 +469,11 @@ static bool cdv_intel_pipe_enabled(struct drm_device *dev, int pipe) crtc = dev_priv->pipe_to_crtc_mapping[pipe]; gma_crtc = to_gma_crtc(crtc); - if (crtc->fb == NULL || !gma_crtc->active) + if (crtc->primary->fb == NULL || !gma_crtc->active) return false; return true; } -static bool cdv_intel_single_pipe_active (struct drm_device *dev) -{ - uint32_t pipe_enabled = 0; - - if (cdv_intel_pipe_enabled(dev, 0)) - pipe_enabled |= FIFO_PIPEA; - - if (cdv_intel_pipe_enabled(dev, 1)) - pipe_enabled |= FIFO_PIPEB; - - - DRM_DEBUG_KMS("pipe enabled %x\n", pipe_enabled); - - if (pipe_enabled == FIFO_PIPEA || pipe_enabled == FIFO_PIPEB) - return true; - else - return false; -} - -static bool is_pipeb_lvds(struct drm_device *dev, struct drm_crtc *crtc) -{ - struct gma_crtc *gma_crtc = to_gma_crtc(crtc); - struct drm_mode_config *mode_config = &dev->mode_config; - struct drm_connector *connector; - - if (gma_crtc->pipe != 1) - return false; - - list_for_each_entry(connector, &mode_config->connector_list, head) { - struct gma_encoder *gma_encoder = - gma_attached_encoder(connector); - - if (!connector->encoder - || connector->encoder->crtc != crtc) - continue; - - if (gma_encoder->type == INTEL_OUTPUT_LVDS) - return true; - } - - return false; -} - void cdv_disable_sr(struct drm_device *dev) { if (REG_READ(FW_BLC_SELF) & FW_BLC_SELF_EN) { @@ -535,8 +498,10 @@ void cdv_disable_sr(struct drm_device *dev) void cdv_update_wm(struct drm_device *dev, struct drm_crtc *crtc) { struct drm_psb_private *dev_priv = dev->dev_private; + struct gma_crtc *gma_crtc = to_gma_crtc(crtc); - if (cdv_intel_single_pipe_active(dev)) { + /* Is only one pipe enabled? */ + if (cdv_intel_pipe_enabled(dev, 0) ^ cdv_intel_pipe_enabled(dev, 1)) { u32 fw; fw = REG_READ(DSPFW1); @@ -557,7 +522,9 @@ void cdv_update_wm(struct drm_device *dev, struct drm_crtc *crtc) /* ignore FW4 */ - if (is_pipeb_lvds(dev, crtc)) { + /* Is pipe b lvds ? */ + if (gma_crtc->pipe == 1 && + gma_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) { REG_WRITE(DSPFW5, 0x00040330); } else { fw = (3 << DSP_PLANE_B_FIFO_WM1_SHIFT) | |