From: Hans Verkuil <hverkuil@xs4all.nl> To: linux-media@vger.kernel.org Cc: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, Clint Taylor <clinton.a.taylor@intel.com>, Jani Nikula <jani.nikula@intel.com>, Daniel Vetter <daniel@ffwll.ch>, Jani Nikula <jani.nikula@linux.intel.com> Subject: [RFC PATCH 5/7] drm/cec: Add CEC over Aux register definitions Date: Thu, 25 May 2017 17:06:24 +0200 [thread overview] Message-ID: <20170525150626.29748-6-hverkuil@xs4all.nl> (raw) In-Reply-To: <20170525150626.29748-1-hverkuil@xs4all.nl> From: Clint Taylor <clinton.a.taylor@intel.com> Adding DPCD register definitions from the DP 1.3 specification for CEC over AUX support. V2: Add DP_ prefix to all defines. V3: missed prefixes from the ESI1 defines Cc: Jani Nikula <jani.nikula@linux.intel.com> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Clint Taylor <clinton.a.taylor@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1492703263-11494-1-git-send-email-clinton.a.taylor@intel.com --- include/drm/drm_dp_helper.h | 59 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index c0bd0d7651a9..3f4ad709534e 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -603,6 +603,9 @@ #define DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0 0x2003 /* 1.2 */ #define DP_DEVICE_SERVICE_IRQ_VECTOR_ESI1 0x2004 /* 1.2 */ +# define DP_RX_GTC_MSTR_REQ_STATUS_CHANGE (1 << 0) +# define DP_LOCK_ACQUISITION_REQUEST (1 << 1) +# define DP_CEC_IRQ (1 << 2) #define DP_LINK_SERVICE_IRQ_VECTOR_ESI0 0x2005 /* 1.2 */ @@ -636,6 +639,62 @@ # define DP_VSC_EXT_CEA_SDP_SUPPORTED (1 << 6) /* DP 1.4 */ # define DP_VSC_EXT_CEA_SDP_CHAINING_SUPPORTED (1 << 7) /* DP 1.4 */ +/* HDMI CEC tunneling over AUX DP 1.3 section 5.3.3.3.1 DPCD 1.4+ */ +#define DP_CEC_TUNNELING_CAPABILITY 0x3000 +# define DP_CEC_TUNNELING_CAPABLE (1 << 0) +# define DP_CEC_SNOOPING_CAPABLE (1 << 1) +# define DP_CEC_MULTIPLE_LA_CAPABLE (1 << 2) + +#define DP_CEC_TUNNELING_CONTROL 0x3001 +# define DP_CEC_TUNNELING_ENABLE (1 << 0) +# define DP_CEC_SNOOPING_ENABLE (1 << 1) + +#define DP_CEC_RX_MESSAGE_INFO 0x3002 +# define DP_CEC_RX_MESSAGE_LEN_MASK (0xf << 0) +# define DP_CEC_RX_MESSAGE_LEN_SHIFT 0 +# define DP_CEC_RX_MESSAGE_HPD_STATE (1 << 4) +# define DP_CEC_RX_MESSAGE_HPD_LOST (1 << 5) +# define DP_CEC_RX_MESSAGE_ACKED (1 << 6) +# define DP_CEC_RX_MESSAGE_ENDED (1 << 7) + +#define DP_CEC_TX_MESSAGE_INFO 0x3003 +# define DP_CEC_TX_MESSAGE_LEN_MASK (0xf << 0) +# define DP_CEC_TX_MESSAGE_LEN_SHIFT 0 +# define DP_CEC_TX_RETRY_COUNT_MASK (0x7 << 4) +# define DP_CEC_TX_RETRY_COUNT_SHIFT 4 +# define DP_CEC_TX_MESSAGE_SEND (1 << 7) + +#define DP_CEC_TUNNELING_IRQ_FLAGS 0x3004 +# define DP_CEC_RX_MESSAGE_INFO_VALID (1 << 0) +# define DP_CEC_RX_MESSAGE_OVERFLOW (1 << 1) +# define DP_CEC_TX_MESSAGE_SENT (1 << 4) +# define DP_CEC_TX_LINE_ERROR (1 << 5) +# define DP_CEC_TX_ADDRESS_NACK_ERROR (1 << 6) +# define DP_CEC_TX_DATA_NACK_ERROR (1 << 7) + +#define DP_CEC_LOGICAL_ADDRESS_MASK 0x300E /* 0x300F word */ +# define DP_CEC_LOGICAL_ADDRESS_0 (1 << 0) +# define DP_CEC_LOGICAL_ADDRESS_1 (1 << 1) +# define DP_CEC_LOGICAL_ADDRESS_2 (1 << 2) +# define DP_CEC_LOGICAL_ADDRESS_3 (1 << 3) +# define DP_CEC_LOGICAL_ADDRESS_4 (1 << 4) +# define DP_CEC_LOGICAL_ADDRESS_5 (1 << 5) +# define DP_CEC_LOGICAL_ADDRESS_6 (1 << 6) +# define DP_CEC_LOGICAL_ADDRESS_7 (1 << 7) +#define DP_CEC_LOGICAL_ADDRESS_MASK_2 0x300F /* 0x300E word */ +# define DP_CEC_LOGICAL_ADDRESS_8 (1 << 0) +# define DP_CEC_LOGICAL_ADDRESS_9 (1 << 1) +# define DP_CEC_LOGICAL_ADDRESS_10 (1 << 2) +# define DP_CEC_LOGICAL_ADDRESS_11 (1 << 3) +# define DP_CEC_LOGICAL_ADDRESS_12 (1 << 4) +# define DP_CEC_LOGICAL_ADDRESS_13 (1 << 5) +# define DP_CEC_LOGICAL_ADDRESS_14 (1 << 6) +# define DP_CEC_LOGICAL_ADDRESS_15 (1 << 7) + +#define DP_CEC_RX_MESSAGE_BUFFER 0x3010 +#define DP_CEC_TX_MESSAGE_BUFFER 0x3020 +#define DP_CEC_MESSAGE_BUFFER_LENGTH 0x10 + /* DP 1.2 Sideband message defines */ /* peer device type - DP 1.2a Table 2-92 */ #define DP_PEER_DEVICE_NONE 0x0 -- 2.11.0
WARNING: multiple messages have this Message-ID (diff)
From: Hans Verkuil <hverkuil@xs4all.nl> To: linux-media@vger.kernel.org Cc: Jani Nikula <jani.nikula@intel.com>, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [RFC PATCH 5/7] drm/cec: Add CEC over Aux register definitions Date: Thu, 25 May 2017 17:06:24 +0200 [thread overview] Message-ID: <20170525150626.29748-6-hverkuil@xs4all.nl> (raw) In-Reply-To: <20170525150626.29748-1-hverkuil@xs4all.nl> From: Clint Taylor <clinton.a.taylor@intel.com> Adding DPCD register definitions from the DP 1.3 specification for CEC over AUX support. V2: Add DP_ prefix to all defines. V3: missed prefixes from the ESI1 defines Cc: Jani Nikula <jani.nikula@linux.intel.com> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Clint Taylor <clinton.a.taylor@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1492703263-11494-1-git-send-email-clinton.a.taylor@intel.com --- include/drm/drm_dp_helper.h | 59 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index c0bd0d7651a9..3f4ad709534e 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -603,6 +603,9 @@ #define DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0 0x2003 /* 1.2 */ #define DP_DEVICE_SERVICE_IRQ_VECTOR_ESI1 0x2004 /* 1.2 */ +# define DP_RX_GTC_MSTR_REQ_STATUS_CHANGE (1 << 0) +# define DP_LOCK_ACQUISITION_REQUEST (1 << 1) +# define DP_CEC_IRQ (1 << 2) #define DP_LINK_SERVICE_IRQ_VECTOR_ESI0 0x2005 /* 1.2 */ @@ -636,6 +639,62 @@ # define DP_VSC_EXT_CEA_SDP_SUPPORTED (1 << 6) /* DP 1.4 */ # define DP_VSC_EXT_CEA_SDP_CHAINING_SUPPORTED (1 << 7) /* DP 1.4 */ +/* HDMI CEC tunneling over AUX DP 1.3 section 5.3.3.3.1 DPCD 1.4+ */ +#define DP_CEC_TUNNELING_CAPABILITY 0x3000 +# define DP_CEC_TUNNELING_CAPABLE (1 << 0) +# define DP_CEC_SNOOPING_CAPABLE (1 << 1) +# define DP_CEC_MULTIPLE_LA_CAPABLE (1 << 2) + +#define DP_CEC_TUNNELING_CONTROL 0x3001 +# define DP_CEC_TUNNELING_ENABLE (1 << 0) +# define DP_CEC_SNOOPING_ENABLE (1 << 1) + +#define DP_CEC_RX_MESSAGE_INFO 0x3002 +# define DP_CEC_RX_MESSAGE_LEN_MASK (0xf << 0) +# define DP_CEC_RX_MESSAGE_LEN_SHIFT 0 +# define DP_CEC_RX_MESSAGE_HPD_STATE (1 << 4) +# define DP_CEC_RX_MESSAGE_HPD_LOST (1 << 5) +# define DP_CEC_RX_MESSAGE_ACKED (1 << 6) +# define DP_CEC_RX_MESSAGE_ENDED (1 << 7) + +#define DP_CEC_TX_MESSAGE_INFO 0x3003 +# define DP_CEC_TX_MESSAGE_LEN_MASK (0xf << 0) +# define DP_CEC_TX_MESSAGE_LEN_SHIFT 0 +# define DP_CEC_TX_RETRY_COUNT_MASK (0x7 << 4) +# define DP_CEC_TX_RETRY_COUNT_SHIFT 4 +# define DP_CEC_TX_MESSAGE_SEND (1 << 7) + +#define DP_CEC_TUNNELING_IRQ_FLAGS 0x3004 +# define DP_CEC_RX_MESSAGE_INFO_VALID (1 << 0) +# define DP_CEC_RX_MESSAGE_OVERFLOW (1 << 1) +# define DP_CEC_TX_MESSAGE_SENT (1 << 4) +# define DP_CEC_TX_LINE_ERROR (1 << 5) +# define DP_CEC_TX_ADDRESS_NACK_ERROR (1 << 6) +# define DP_CEC_TX_DATA_NACK_ERROR (1 << 7) + +#define DP_CEC_LOGICAL_ADDRESS_MASK 0x300E /* 0x300F word */ +# define DP_CEC_LOGICAL_ADDRESS_0 (1 << 0) +# define DP_CEC_LOGICAL_ADDRESS_1 (1 << 1) +# define DP_CEC_LOGICAL_ADDRESS_2 (1 << 2) +# define DP_CEC_LOGICAL_ADDRESS_3 (1 << 3) +# define DP_CEC_LOGICAL_ADDRESS_4 (1 << 4) +# define DP_CEC_LOGICAL_ADDRESS_5 (1 << 5) +# define DP_CEC_LOGICAL_ADDRESS_6 (1 << 6) +# define DP_CEC_LOGICAL_ADDRESS_7 (1 << 7) +#define DP_CEC_LOGICAL_ADDRESS_MASK_2 0x300F /* 0x300E word */ +# define DP_CEC_LOGICAL_ADDRESS_8 (1 << 0) +# define DP_CEC_LOGICAL_ADDRESS_9 (1 << 1) +# define DP_CEC_LOGICAL_ADDRESS_10 (1 << 2) +# define DP_CEC_LOGICAL_ADDRESS_11 (1 << 3) +# define DP_CEC_LOGICAL_ADDRESS_12 (1 << 4) +# define DP_CEC_LOGICAL_ADDRESS_13 (1 << 5) +# define DP_CEC_LOGICAL_ADDRESS_14 (1 << 6) +# define DP_CEC_LOGICAL_ADDRESS_15 (1 << 7) + +#define DP_CEC_RX_MESSAGE_BUFFER 0x3010 +#define DP_CEC_TX_MESSAGE_BUFFER 0x3020 +#define DP_CEC_MESSAGE_BUFFER_LENGTH 0x10 + /* DP 1.2 Sideband message defines */ /* peer device type - DP 1.2a Table 2-92 */ #define DP_PEER_DEVICE_NONE 0x0 -- 2.11.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2017-05-25 15:06 UTC|newest] Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-05-25 15:06 [RFC PATCH 0/7] drm/i915: add support for DisplayPort CEC-Tunneling-over-AUX Hans Verkuil 2017-05-25 15:06 ` [RFC PATCH 1/7] cec: add CEC_CAP_NEEDS_HPD Hans Verkuil 2017-05-25 15:06 ` [RFC PATCH 2/7] cec-ioc-adap-g-caps.rst: document CEC_CAP_NEEDS_HPD Hans Verkuil 2017-05-25 15:06 ` [RFC PATCH 3/7] cec: add cec_s_phys_addr_from_edid helper function Hans Verkuil 2017-05-25 15:06 ` [RFC PATCH 4/7] cec: add cec_phys_addr_invalidate() " Hans Verkuil 2017-05-25 15:06 ` Hans Verkuil [this message] 2017-05-25 15:06 ` [RFC PATCH 5/7] drm/cec: Add CEC over Aux register definitions Hans Verkuil 2017-05-26 8:39 ` Jani Nikula 2017-05-26 8:39 ` Jani Nikula 2017-05-25 15:06 ` [RFC PATCH 6/7] drm: add support for DisplayPort CEC-Tunneling-over-AUX Hans Verkuil 2017-05-25 15:06 ` Hans Verkuil 2017-05-26 7:18 ` Daniel Vetter 2017-05-26 7:18 ` Daniel Vetter 2017-05-26 10:34 ` Hans Verkuil 2017-05-26 10:34 ` Hans Verkuil 2017-05-26 11:33 ` Daniel Vetter 2017-05-26 11:33 ` Daniel Vetter 2017-05-30 23:57 ` Clint Taylor 2017-05-31 6:40 ` Hans Verkuil 2017-05-25 15:06 ` [RFC PATCH 7/7] drm/i915: add DisplayPort CEC-Tunneling-over-AUX support Hans Verkuil 2017-05-25 15:06 ` Hans Verkuil 2017-05-26 7:15 ` Daniel Vetter 2017-05-26 10:20 ` Hans Verkuil 2017-05-26 10:20 ` Hans Verkuil 2017-05-29 19:00 ` Daniel Vetter 2017-05-30 7:02 ` Hans Verkuil 2017-05-30 7:02 ` Hans Verkuil 2017-05-30 7:11 ` Jani Nikula 2017-05-30 14:19 ` Clint Taylor 2017-05-30 16:49 ` Hans Verkuil 2017-05-30 16:54 ` Hans Verkuil 2017-05-30 20:32 ` Clint Taylor 2017-05-30 20:32 ` Clint Taylor 2017-05-30 21:29 ` Hans Verkuil 2017-05-30 23:25 ` Clint Taylor 2017-05-30 23:25 ` Clint Taylor 2017-05-31 6:37 ` Hans Verkuil 2017-05-30 20:31 ` Clint Taylor 2017-05-30 20:31 ` Clint Taylor 2017-05-26 10:13 ` Jani Nikula 2017-05-26 10:13 ` Jani Nikula 2017-05-26 10:13 ` Hans Verkuil 2017-05-26 10:13 ` Hans Verkuil 2017-05-25 15:30 ` [RFC PATCH 0/7] drm/i915: add support for DisplayPort CEC-Tunneling-over-AUX Mike Lothian 2017-05-25 15:56 ` Hans Verkuil 2017-05-25 15:34 ` ✓ Fi.CI.BAT: success for " Patchwork
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