diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/display.c | 50 |
1 files changed, 36 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c index e0261fcc5b50..3c318439a659 100644 --- a/drivers/gpu/drm/i915/gvt/display.c +++ b/drivers/gpu/drm/i915/gvt/display.c @@ -178,9 +178,9 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu) SDE_PORTE_HOTPLUG_SPT); vgpu_vreg(vgpu, SKL_FUSE_STATUS) |= SKL_FUSE_DOWNLOAD_STATUS | - SKL_FUSE_PG0_DIST_STATUS | - SKL_FUSE_PG1_DIST_STATUS | - SKL_FUSE_PG2_DIST_STATUS; + SKL_FUSE_PG_DIST_STATUS(SKL_PG0) | + SKL_FUSE_PG_DIST_STATUS(SKL_PG1) | + SKL_FUSE_PG_DIST_STATUS(SKL_PG2); vgpu_vreg(vgpu, LCPLL1_CTL) |= LCPLL_PLL_ENABLE | LCPLL_PLL_LOCK; @@ -197,6 +197,12 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu) (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DP_SST | (PORT_B << TRANS_DDI_PORT_SHIFT) | TRANS_DDI_FUNC_ENABLE); + if (IS_BROADWELL(dev_priv)) { + vgpu_vreg(vgpu, PORT_CLK_SEL(PORT_B)) &= + ~PORT_CLK_SEL_MASK; + vgpu_vreg(vgpu, PORT_CLK_SEL(PORT_B)) |= + PORT_CLK_SEL_LCPLL_810; + } vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_B)) |= DDI_BUF_CTL_ENABLE; vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_B)) &= ~DDI_BUF_IS_IDLE; vgpu_vreg(vgpu, SDEISR) |= SDE_PORTB_HOTPLUG_CPT; @@ -211,6 +217,12 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu) (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DP_SST | (PORT_C << TRANS_DDI_PORT_SHIFT) | TRANS_DDI_FUNC_ENABLE); + if (IS_BROADWELL(dev_priv)) { + vgpu_vreg(vgpu, PORT_CLK_SEL(PORT_C)) &= + ~PORT_CLK_SEL_MASK; + vgpu_vreg(vgpu, PORT_CLK_SEL(PORT_C)) |= + PORT_CLK_SEL_LCPLL_810; + } vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_C)) |= DDI_BUF_CTL_ENABLE; vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_C)) &= ~DDI_BUF_IS_IDLE; vgpu_vreg(vgpu, SFUSE_STRAP) |= SFUSE_STRAP_DDIC_DETECTED; @@ -225,6 +237,12 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu) (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DP_SST | (PORT_D << TRANS_DDI_PORT_SHIFT) | TRANS_DDI_FUNC_ENABLE); + if (IS_BROADWELL(dev_priv)) { + vgpu_vreg(vgpu, PORT_CLK_SEL(PORT_D)) &= + ~PORT_CLK_SEL_MASK; + vgpu_vreg(vgpu, PORT_CLK_SEL(PORT_D)) |= + PORT_CLK_SEL_LCPLL_810; + } vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_D)) |= DDI_BUF_CTL_ENABLE; vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_D)) &= ~DDI_BUF_IS_IDLE; vgpu_vreg(vgpu, SFUSE_STRAP) |= SFUSE_STRAP_DDID_DETECTED; @@ -244,6 +262,10 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu) vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_A)) |= DDI_INIT_DISPLAY_DETECTED; } + + /* Clear host CRT status, so guest couldn't detect this host CRT. */ + if (IS_BROADWELL(dev_priv)) + vgpu_vreg(vgpu, PCH_ADPA) &= ~ADPA_CRT_HOTPLUG_MONITOR_MASK; } static void clean_virtual_dp_monitor(struct intel_vgpu *vgpu, int port_num) @@ -301,27 +323,27 @@ void intel_gvt_check_vblank_emulation(struct intel_gvt *gvt) { struct intel_gvt_irq *irq = &gvt->irq; struct intel_vgpu *vgpu; - bool have_enabled_pipe = false; int pipe, id; if (WARN_ON(!mutex_is_locked(&gvt->lock))) return; - hrtimer_cancel(&irq->vblank_timer.timer); - for_each_active_vgpu(gvt, vgpu, id) { for (pipe = 0; pipe < I915_MAX_PIPES; pipe++) { - have_enabled_pipe = - pipe_is_enabled(vgpu, pipe); - if (have_enabled_pipe) - break; + if (pipe_is_enabled(vgpu, pipe)) + goto out; } } - if (have_enabled_pipe) - hrtimer_start(&irq->vblank_timer.timer, - ktime_add_ns(ktime_get(), irq->vblank_timer.period), - HRTIMER_MODE_ABS); + /* all the pipes are disabled */ + hrtimer_cancel(&irq->vblank_timer.timer); + return; + +out: + hrtimer_start(&irq->vblank_timer.timer, + ktime_add_ns(ktime_get(), irq->vblank_timer.period), + HRTIMER_MODE_ABS); + } static void emulate_vblank_on_pipe(struct intel_vgpu *vgpu, int pipe) |