[PATCH 39/67] drm/amd/display: define abm debug interface
Zaeem Mohamed
zaeem.mohamed at amd.com
Thu Jun 6 21:56:04 UTC 2024
From: Josip Pavic <josip.pavic at amd.com>
[Why & How]
Define debug interface to dmub for reading back abm data.
Reviewed-by: Anthony Koo <anthony.koo at amd.com>
Acked-by: Zaeem Mohamed <zaeem.mohamed at amd.com>
Signed-off-by: Josip Pavic <josip.pavic at amd.com>
---
.../gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 60 +++++++++++++++++++
1 file changed, 60 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
index 7fea9bec7b64..87f2e4e38f9a 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
@@ -3960,6 +3960,11 @@ enum dmub_cmd_abm_type {
* Set ABM Events
*/
DMUB_CMD__ABM_SET_EVENT = 9,
+
+ /**
+ * Get the current ACE curve.
+ */
+ DMUB_CMD__ABM_GET_ACE_CURVE = 10,
};
struct abm_ace_curve {
@@ -4488,6 +4493,55 @@ struct dmub_rb_cmd_abm_query_caps {
} data;
};
+/**
+ * enum dmub_abm_ace_curve_type - ACE curve type.
+ */
+enum dmub_abm_ace_curve_type {
+ /**
+ * ACE curve as defined by the SW layer.
+ */
+ ABM_ACE_CURVE_TYPE__SW = 0,
+ /**
+ * ACE curve as defined by the SW to HW translation interface layer.
+ */
+ ABM_ACE_CURVE_TYPE__SW_IF = 1,
+};
+
+/**
+ * Definition of a DMUB_CMD__ABM_GET_ACE_CURVE command.
+ */
+struct dmub_rb_cmd_abm_get_ace_curve {
+ /**
+ * Command header.
+ */
+ struct dmub_cmd_header header;
+
+ /**
+ * Address where ACE curve should be copied.
+ */
+ union dmub_addr dest;
+
+ /**
+ * Type of ACE curve being queried.
+ */
+ enum dmub_abm_ace_curve_type ace_type;
+
+ /**
+ * Indirect buffer length.
+ */
+ uint16_t bytes;
+
+ /**
+ * eDP panel instance.
+ */
+ uint8_t panel_inst;
+
+ /**
+ * Explicit padding to 4 byte boundary.
+ */
+ uint8_t pad;
+};
+
/**
* Definition of a DMUB_CMD__ABM_SAVE_RESTORE command.
*/
@@ -4521,6 +4575,7 @@ struct dmub_rb_cmd_abm_save_restore {
/**
* Data passed from driver to FW in a DMUB_CMD__ABM_SET_EVENT command.
*/
+
struct dmub_cmd_abm_set_event_data {
/**
@@ -5102,6 +5157,11 @@ union dmub_rb_cmd {
*/
struct dmub_rb_cmd_abm_query_caps abm_query_caps;
+ /**
+ * Definition of a DMUB_CMD__ABM_GET_ACE_CURVE command.
+ */
+ struct dmub_rb_cmd_abm_get_ace_curve abm_get_ace_curve;
+
/**
* Definition of a DMUB_CMD__ABM_SET_EVENT command.
*/
--
2.34.1
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