[PATCH] drm/i915/gvt: Fix display port type issue

[Zhenyu Wang]

On 2020.03.17 17:36:15 +0800, Tina Zhang wrote:
> According to the vbt provided by GVT-g, the display output type should
> be display port, instead of DVI. Currently, GVT-g display model only
> supports display port emulation, not DVI or HDMI. This patch fixes this
> by telling guest i915 the right output type supported by GVT-g.
> 
> v3: make port_b and port_c use dp type connector too. (Zhenyu)
> v2: refine the commit message. (Zhenyu)
>

Good to me.

Acked-by: Zhenyu Wang <zhenyuw at linux.intel.com>

> Signed-off-by: Tina Zhang <tina.zhang at intel.com>
> ---
>  drivers/gpu/drm/i915/gvt/display.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c
> index 6e5c9885d9fe..a83df2f84eb9 100644
> --- a/drivers/gpu/drm/i915/gvt/display.c
> +++ b/drivers/gpu/drm/i915/gvt/display.c
> @@ -221,7 +221,7 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
>  			~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK |
>  			TRANS_DDI_PORT_MASK);
>  		vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) |=
> -			(TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DVI |
> +			(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)) {
> @@ -241,7 +241,7 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
>  			~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK |
>  			TRANS_DDI_PORT_MASK);
>  		vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) |=
> -			(TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DVI |
> +			(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)) {
> @@ -261,7 +261,7 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
>  			~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK |
>  			TRANS_DDI_PORT_MASK);
>  		vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) |=
> -			(TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DVI |
> +			(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)) {
> -- 
> 2.17.1
> 
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> intel-gvt-dev at lists.freedesktop.org
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