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path: root/drivers/gpu/drm/i915/intel_display.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
-rw-r--r--drivers/gpu/drm/i915/intel_display.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 1b61f9810387..ba9321998a41 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4854,6 +4854,9 @@ static void intel_crtc_disable_planes(struct drm_crtc *crtc)
struct intel_plane *intel_plane;
int pipe = intel_crtc->pipe;
+ if (!intel_crtc->active)
+ return;
+
intel_crtc_wait_for_pending_flips(crtc);
intel_pre_disable_primary(crtc);
@@ -7887,7 +7890,7 @@ static void chv_crtc_clock_get(struct intel_crtc *crtc,
int pipe = pipe_config->cpu_transcoder;
enum dpio_channel port = vlv_pipe_to_channel(pipe);
intel_clock_t clock;
- u32 cmn_dw13, pll_dw0, pll_dw1, pll_dw2;
+ u32 cmn_dw13, pll_dw0, pll_dw1, pll_dw2, pll_dw3;
int refclk = 100000;
mutex_lock(&dev_priv->sb_lock);
@@ -7895,10 +7898,13 @@ static void chv_crtc_clock_get(struct intel_crtc *crtc,
pll_dw0 = vlv_dpio_read(dev_priv, pipe, CHV_PLL_DW0(port));
pll_dw1 = vlv_dpio_read(dev_priv, pipe, CHV_PLL_DW1(port));
pll_dw2 = vlv_dpio_read(dev_priv, pipe, CHV_PLL_DW2(port));
+ pll_dw3 = vlv_dpio_read(dev_priv, pipe, CHV_PLL_DW3(port));
mutex_unlock(&dev_priv->sb_lock);
clock.m1 = (pll_dw1 & 0x7) == DPIO_CHV_M1_DIV_BY_2 ? 2 : 0;
- clock.m2 = ((pll_dw0 & 0xff) << 22) | (pll_dw2 & 0x3fffff);
+ clock.m2 = (pll_dw0 & 0xff) << 22;
+ if (pll_dw3 & DPIO_CHV_FRAC_DIV_EN)
+ clock.m2 |= pll_dw2 & 0x3fffff;
clock.n = (pll_dw1 >> DPIO_CHV_N_DIV_SHIFT) & 0xf;
clock.p1 = (cmn_dw13 >> DPIO_CHV_P1_DIV_SHIFT) & 0x7;
clock.p2 = (cmn_dw13 >> DPIO_CHV_P2_DIV_SHIFT) & 0x1f;
@@ -13270,7 +13276,7 @@ intel_check_primary_plane(struct drm_plane *plane,
if (ret)
return ret;
- if (intel_crtc->active) {
+ if (crtc_state->base.active) {
struct intel_plane_state *old_state =
to_intel_plane_state(plane->state);