From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Manasi Navare <manasi.d.navare@intel.com>
Cc: Jani Nikula <jani.nikula@intel.com>,
intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Subject: Re: [PATCH] drm/dp: Add definitions for eDP Rev 1.4a and 1.4b
Date: Tue, 9 Oct 2018 16:43:51 +0300 [thread overview]
Message-ID: <20181009134351.GI9144@intel.com> (raw)
In-Reply-To: <20181009002351.23085-1-manasi.d.navare@intel.com>
On Mon, Oct 08, 2018 at 05:23:51PM -0700, Manasi Navare wrote:
> VESA eDP 1.4 specification has separate fields defined in
> EDP_DPCD_REV for eDP 1.4a and 1.4b eDP revisions.
> This patch defines those. Found this when one of my eDP panels
> advertises eDP 1.4a (04h) in the EDP_DPCD_REV DPCD field.
>
> Cc: Jani Nikula <jani.nikula@intel.com>
> Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
> Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
> ---
> include/drm/drm_dp_helper.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
> index 2a3843f248cf..9ad98e8d9ede 100644
> --- a/include/drm/drm_dp_helper.h
> +++ b/include/drm/drm_dp_helper.h
> @@ -685,6 +685,8 @@
> # define DP_EDP_12 0x01
> # define DP_EDP_13 0x02
> # define DP_EDP_14 0x03
> +# define DP_EDP_14a 0x04 /* eDP 1.4a */
> +# define DP_EDP_14b 0x05 /* eDP 1.4b */
The comments seem a bit redundant.
Either way
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> #define DP_EDP_GENERAL_CAP_1 0x701
> # define DP_EDP_TCON_BACKLIGHT_ADJUSTMENT_CAP (1 << 0)
> --
> 2.18.0
--
Ville Syrjälä
Intel
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next prev parent reply other threads:[~2018-10-09 13:43 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-09 0:23 [PATCH] drm/dp: Add definitions for eDP Rev 1.4a and 1.4b Manasi Navare
2018-10-09 13:43 ` Ville Syrjälä [this message]
2018-10-09 14:32 ` Jani Nikula
2018-10-09 19:32 ` Manasi Navare
2018-10-09 19:34 ` Manasi Navare
2018-10-20 0:18 ` Manasi Navare
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