From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: "Siqueira, Rodrigo" <Rodrigo.Siqueira@amd.com>
Cc: "Li, Sun peng (Leo)" <Sunpeng.Li@amd.com>,
"Berthe, Abdoulaye" <Abdoulaye.Berthe@amd.com>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Manasi Navare <manasi.d.navare@intel.com>
Subject: Re: [PATCH] drm: Add LT-tunable PHY repeater mode operations
Date: Tue, 15 Oct 2019 16:53:14 +0300 [thread overview]
Message-ID: <20191015135314.GE1208@intel.com> (raw)
In-Reply-To: <20191015134010.26zwopwnrbsmz5az@outlook.office365.com>
On Tue, Oct 15, 2019 at 01:40:12PM +0000, Siqueira, Rodrigo wrote:
> LT-tunable PHY Repeaters can operate in two different modes: transparent
> (default) and non-transparent. The value 0x55 specifies the transparent
> mode, and 0xaa represents the non-transparent; this commit adds these
> two values as definitions.
>
> Cc: Abdoulaye Berthe <Abdoulaye.Berthe@amd.com>
> Cc: Harry Wentland <harry.wentland@amd.com>
> Cc: Leo Li <sunpeng.li@amd.com>
> Cc: Jani Nikula <jani.nikula@linux.intel.com>
> Cc: Manasi Navare <manasi.d.navare@intel.com>
> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
> Signed-off-by: Abdoulaye Berthe <Abdoulaye.Berthe@amd.com>
> Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> ---
> include/drm/drm_dp_helper.h | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
> index bf62b43aaf2b..cfadeeef8492 100644
> --- a/include/drm/drm_dp_helper.h
> +++ b/include/drm/drm_dp_helper.h
> @@ -1034,6 +1034,10 @@
> #define DP_SYMBOL_ERROR_COUNT_LANE3_PHY_REPEATER1 0xf003b /* 1.3 */
> #define DP_FEC_STATUS_PHY_REPEATER1 0xf0290 /* 1.4 */
>
> +/* Repeater modes */
> +#define DP_PHY_REPEATER_MODE_TRANSPARENT 0x55 /* 1.3 */
> +#define DP_PHY_REPEATER_MODE_NON_TRANSPARENT 0xaa /* 1.3 */
> +
> /* DP HDCP message start offsets in DPCD address space */
> #define DP_HDCP_2_2_AKE_INIT_OFFSET DP_HDCP_2_2_REG_RTX_OFFSET
> #define DP_HDCP_2_2_AKE_SEND_CERT_OFFSET DP_HDCP_2_2_REG_CERT_RX_OFFSET
> --
> 2.23.0
--
Ville Syrjälä
Intel
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WARNING: multiple messages have this Message-ID (diff)
From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: "Siqueira, Rodrigo" <Rodrigo.Siqueira@amd.com>
Cc: "Berthe, Abdoulaye" <Abdoulaye.Berthe@amd.com>,
"Wentland, Harry" <Harry.Wentland@amd.com>,
"Li, Sun peng (Leo)" <Sunpeng.Li@amd.com>,
Jani Nikula <jani.nikula@linux.intel.com>,
Manasi Navare <manasi.d.navare@intel.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] drm: Add LT-tunable PHY repeater mode operations
Date: Tue, 15 Oct 2019 16:53:14 +0300 [thread overview]
Message-ID: <20191015135314.GE1208@intel.com> (raw)
In-Reply-To: <20191015134010.26zwopwnrbsmz5az@outlook.office365.com>
On Tue, Oct 15, 2019 at 01:40:12PM +0000, Siqueira, Rodrigo wrote:
> LT-tunable PHY Repeaters can operate in two different modes: transparent
> (default) and non-transparent. The value 0x55 specifies the transparent
> mode, and 0xaa represents the non-transparent; this commit adds these
> two values as definitions.
>
> Cc: Abdoulaye Berthe <Abdoulaye.Berthe@amd.com>
> Cc: Harry Wentland <harry.wentland@amd.com>
> Cc: Leo Li <sunpeng.li@amd.com>
> Cc: Jani Nikula <jani.nikula@linux.intel.com>
> Cc: Manasi Navare <manasi.d.navare@intel.com>
> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
> Signed-off-by: Abdoulaye Berthe <Abdoulaye.Berthe@amd.com>
> Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> ---
> include/drm/drm_dp_helper.h | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
> index bf62b43aaf2b..cfadeeef8492 100644
> --- a/include/drm/drm_dp_helper.h
> +++ b/include/drm/drm_dp_helper.h
> @@ -1034,6 +1034,10 @@
> #define DP_SYMBOL_ERROR_COUNT_LANE3_PHY_REPEATER1 0xf003b /* 1.3 */
> #define DP_FEC_STATUS_PHY_REPEATER1 0xf0290 /* 1.4 */
>
> +/* Repeater modes */
> +#define DP_PHY_REPEATER_MODE_TRANSPARENT 0x55 /* 1.3 */
> +#define DP_PHY_REPEATER_MODE_NON_TRANSPARENT 0xaa /* 1.3 */
> +
> /* DP HDCP message start offsets in DPCD address space */
> #define DP_HDCP_2_2_AKE_INIT_OFFSET DP_HDCP_2_2_REG_RTX_OFFSET
> #define DP_HDCP_2_2_AKE_SEND_CERT_OFFSET DP_HDCP_2_2_REG_CERT_RX_OFFSET
> --
> 2.23.0
--
Ville Syrjälä
Intel
next prev parent reply other threads:[~2019-10-15 13:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-15 13:40 [PATCH] drm: Add LT-tunable PHY repeater mode operations Siqueira, Rodrigo
2019-10-15 13:40 ` Siqueira, Rodrigo
2019-10-15 13:53 ` Ville Syrjälä [this message]
2019-10-15 13:53 ` Ville Syrjälä
2019-10-15 19:15 ` Siqueira, Rodrigo
2019-10-15 19:15 ` Siqueira, Rodrigo
2019-10-15 14:30 ` Harry Wentland
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