On Wed, Mar 06, 2019 at 05:34:15PM +0200, Jani Nikula wrote:
> For the time being this is only for completeness and better debug
> logging of DSI ports.
>
> Signed-off-by: Jani Nikula <[email protected]>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 1 +
> drivers/gpu/drm/i915/intel_bios.c | 14 ++++++++------
> 2 files changed, 9 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index eeeb0d9cfdcd..e14563418aad 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -951,6 +951,7 @@ struct ddi_vbt_port_info {
> u8 supports_hdmi:1;
> u8 supports_dp:1;
> u8 supports_edp:1;
> + u8 supports_dsi:1;
> u8 supports_typec_usb:1;
> u8 supports_tbt:1;
>
> diff --git a/drivers/gpu/drm/i915/intel_bios.c
> b/drivers/gpu/drm/i915/intel_bios.c
> index fc27ffe81c14..9beff569b010 100644
> --- a/drivers/gpu/drm/i915/intel_bios.c
> +++ b/drivers/gpu/drm/i915/intel_bios.c
> @@ -1333,9 +1333,9 @@ static enum port dvo_port_to_port(u8 dvo_port)
> * so look for all the possible values for each port.
> */
> static const int dvo_ports[][3] = {
> - [PORT_A] = { DVO_PORT_HDMIA, DVO_PORT_DPA, -1},
> - [PORT_B] = { DVO_PORT_HDMIB, DVO_PORT_DPB, -1},
> - [PORT_C] = { DVO_PORT_HDMIC, DVO_PORT_DPC, -1},
> + [PORT_A] = { DVO_PORT_HDMIA, DVO_PORT_DPA, DVO_PORT_MIPIA },
> + [PORT_B] = { DVO_PORT_HDMIB, DVO_PORT_DPB, DVO_PORT_MIPIB },
> + [PORT_C] = { DVO_PORT_HDMIC, DVO_PORT_DPC, DVO_PORT_MIPIC },
I wonder if this is going to end up badly on CHV...
> [PORT_D] = { DVO_PORT_HDMID, DVO_PORT_DPD, -1},
> [PORT_E] = { DVO_PORT_CRT, DVO_PORT_HDMIE, DVO_PORT_DPE},
> [PORT_F] = { DVO_PORT_HDMIF, DVO_PORT_DPF, -1},
> @@ -1361,7 +1361,7 @@ static void parse_ddi_port(struct drm_i915_private
> *dev_priv,
> u8 bdb_version)
> {
> struct ddi_vbt_port_info *info;
> - bool is_dvi, is_hdmi, is_dp, is_edp, is_crt;
> + bool is_dvi, is_hdmi, is_dp, is_edp, is_crt, is_dsi;
> enum port port;
>
> port = dvo_port_to_port(child->dvo_port);
> @@ -1383,6 +1383,7 @@ static void parse_ddi_port(struct drm_i915_private
> *dev_priv,
> is_crt = child->device_type & DEVICE_TYPE_ANALOG_OUTPUT;
> is_hdmi = is_dvi && (child->device_type & DEVICE_TYPE_NOT_HDMI_OUTPUT)
> == 0;
> is_edp = is_dp && (child->device_type & DEVICE_TYPE_INTERNAL_CONNECTOR);
> + is_dsi = child->device_type & DEVICE_TYPE_MIPI_OUTPUT;
>
> if (port == PORT_A && is_dvi) {
> DRM_DEBUG_KMS("VBT claims port A supports DVI%s, ignoring\n",
> @@ -1395,6 +1396,7 @@ static void parse_ddi_port(struct drm_i915_private
> *dev_priv,
> info->supports_hdmi = is_hdmi;
> info->supports_dp = is_dp;
> info->supports_edp = is_edp;
> + info->supports_dsi = is_dsi;
>
> if (bdb_version >= 195)
> info->supports_typec_usb = child->dp_usb_type_c;
> @@ -1402,8 +1404,8 @@ static void parse_ddi_port(struct drm_i915_private
> *dev_priv,
> if (bdb_version >= 209)
> info->supports_tbt = child->tbt;
>
> - DRM_DEBUG_KMS("Port %c VBT info: DP:%d HDMI:%d DVI:%d EDP:%d CRT:%d
> TCUSB:%d TBT:%d\n",
> - port_name(port), is_dp, is_hdmi, is_dvi, is_edp, is_crt,
> + DRM_DEBUG_KMS("Port %c VBT info: DP:%d HDMI:%d DVI:%d EDP:%d DSI:%d
> CRT:%d TCUSB:%d TBT:%d\n",
> + port_name(port), is_dp, is_hdmi, is_dvi, is_edp, is_dsi,
> is_crt,
> info->supports_typec_usb, info->supports_tbt);
>
> if (is_edp && is_dvi)
> --
> 2.20.1
--
Ville Syrjälä
Intel
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