[PATCH 02/67] drm/amd/display: Replay low hz
Zaeem Mohamed
zaeem.mohamed at amd.com
Thu Jun 6 20:58:23 UTC 2024
From: ChunTao Tso <ChunTao.Tso at amd.com>
[Why]
The original coasting vtotal is 2 bytes, and it need to be amended to 4
bytes because low hz case.
[How]
Amend coasting vtotal from 2 bytes to 4 bytes.
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
Signed-off-by: ChunTao Tso <ChunTao.Tso at amd.com>
---
.../gpu/drm/amd/display/dc/dce/dmub_replay.c | 34 +++++++++++--------
.../gpu/drm/amd/display/dc/dce/dmub_replay.h | 4 +--
.../gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 8 +++++
3 files changed, 30 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_replay.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_replay.c
index b9769181269d..fd91445d4d8e 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_replay.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_replay.c
@@ -216,17 +216,21 @@ static bool dmub_replay_copy_settings(struct dmub_replay *dmub,
* Set coasting vtotal.
*/
static void dmub_replay_set_coasting_vtotal(struct dmub_replay *dmub,
- uint16_t coasting_vtotal,
+ uint32_t coasting_vtotal,
uint8_t panel_inst)
{
union dmub_rb_cmd cmd;
struct dc_context *dc = dmub->ctx;
+ struct dmub_rb_cmd_replay_set_coasting_vtotal *pCmd = NULL;
+
+ pCmd = &(cmd.replay_set_coasting_vtotal);
memset(&cmd, 0, sizeof(cmd));
- cmd.replay_set_coasting_vtotal.header.type = DMUB_CMD__REPLAY;
- cmd.replay_set_coasting_vtotal.header.sub_type = DMUB_CMD__REPLAY_SET_COASTING_VTOTAL;
- cmd.replay_set_coasting_vtotal.header.payload_bytes = sizeof(struct dmub_cmd_replay_set_coasting_vtotal_data);
- cmd.replay_set_coasting_vtotal.replay_set_coasting_vtotal_data.coasting_vtotal = coasting_vtotal;
+ pCmd->header.type = DMUB_CMD__REPLAY;
+ pCmd->header.sub_type = DMUB_CMD__REPLAY_SET_COASTING_VTOTAL;
+ pCmd->header.payload_bytes = sizeof(struct dmub_cmd_replay_set_coasting_vtotal_data);
+ pCmd->replay_set_coasting_vtotal_data.coasting_vtotal = (coasting_vtotal & 0xFFFF);
+ pCmd->replay_set_coasting_vtotal_data.coasting_vtotal_high = (coasting_vtotal & 0xFFFF0000) >> 16;
dc_wake_and_execute_dmub_cmd(dc, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
}
@@ -259,20 +263,22 @@ static void dmub_replay_residency(struct dmub_replay *dmub, uint8_t panel_inst,
* Set REPLAY power optimization flags and coasting vtotal.
*/
static void dmub_replay_set_power_opt_and_coasting_vtotal(struct dmub_replay *dmub,
- unsigned int power_opt, uint8_t panel_inst, uint16_t coasting_vtotal)
+ unsigned int power_opt, uint8_t panel_inst, uint32_t coasting_vtotal)
{
union dmub_rb_cmd cmd;
struct dc_context *dc = dmub->ctx;
+ struct dmub_rb_cmd_replay_set_power_opt_and_coasting_vtotal *pCmd = NULL;
+
+ pCmd = &(cmd.replay_set_power_opt_and_coasting_vtotal);
memset(&cmd, 0, sizeof(cmd));
- cmd.replay_set_power_opt_and_coasting_vtotal.header.type = DMUB_CMD__REPLAY;
- cmd.replay_set_power_opt_and_coasting_vtotal.header.sub_type =
- DMUB_CMD__REPLAY_SET_POWER_OPT_AND_COASTING_VTOTAL;
- cmd.replay_set_power_opt_and_coasting_vtotal.header.payload_bytes =
- sizeof(struct dmub_rb_cmd_replay_set_power_opt_and_coasting_vtotal);
- cmd.replay_set_power_opt_and_coasting_vtotal.replay_set_power_opt_data.power_opt = power_opt;
- cmd.replay_set_power_opt_and_coasting_vtotal.replay_set_power_opt_data.panel_inst = panel_inst;
- cmd.replay_set_power_opt_and_coasting_vtotal.replay_set_coasting_vtotal_data.coasting_vtotal = coasting_vtotal;
+ pCmd->header.type = DMUB_CMD__REPLAY;
+ pCmd->header.sub_type = DMUB_CMD__REPLAY_SET_POWER_OPT_AND_COASTING_VTOTAL;
+ pCmd->header.payload_bytes = sizeof(struct dmub_rb_cmd_replay_set_power_opt_and_coasting_vtotal);
+ pCmd->replay_set_power_opt_data.power_opt = power_opt;
+ pCmd->replay_set_power_opt_data.panel_inst = panel_inst;
+ pCmd->replay_set_coasting_vtotal_data.coasting_vtotal = (coasting_vtotal & 0xFFFF);
+ pCmd->replay_set_coasting_vtotal_data.coasting_vtotal_high = (coasting_vtotal & 0xFFFF0000) >> 16;
dc_wake_and_execute_dmub_cmd(dc, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
}
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_replay.h b/drivers/gpu/drm/amd/display/dc/dce/dmub_replay.h
index 3613aff994d7..d090ec900c08 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_replay.h
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_replay.h
@@ -47,12 +47,12 @@ struct dmub_replay_funcs {
uint8_t panel_inst);
void (*replay_send_cmd)(struct dmub_replay *dmub,
enum replay_FW_Message_type msg, union dmub_replay_cmd_set *cmd_element);
- void (*replay_set_coasting_vtotal)(struct dmub_replay *dmub, uint16_t coasting_vtotal,
+ void (*replay_set_coasting_vtotal)(struct dmub_replay *dmub, uint32_t coasting_vtotal,
uint8_t panel_inst);
void (*replay_residency)(struct dmub_replay *dmub,
uint8_t panel_inst, uint32_t *residency, const bool is_start, const bool is_alpm);
void (*replay_set_power_opt_and_coasting_vtotal)(struct dmub_replay *dmub,
- unsigned int power_opt, uint8_t panel_inst, uint16_t coasting_vtotal);
+ unsigned int power_opt, uint8_t panel_inst, uint32_t coasting_vtotal);
};
struct dmub_replay *dmub_replay_create(struct dc_context *ctx);
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 36c15ae43616..fe529b67369e 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
@@ -3004,6 +3004,14 @@ struct dmub_cmd_update_dirty_rect_data {
* Currently the support is only for 0 or 1
*/
uint8_t panel_inst;
+ /**
+ * 16-bit value dicated by driver that indicates the coasting vtotal high byte part.
+ */
+ uint16_t coasting_vtotal_high;
+ /**
+ * Explicit padding to 4 byte boundary.
+ */
+ uint8_t pad[2];
};
/**
--
2.34.1
More information about the amd-gfx
mailing list