diff options
| author | Robin Chen <po-tchen@amd.com> | 2021-09-22 13:17:13 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-10-28 21:26:14 +0300 |
| commit | e5dfcd272722fe3948837e7f1ca7aafb471037b1 (patch) | |
| tree | 0f772209f1a78e5837b7f313ac0656c7a8021272 /drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c | |
| parent | 33df94e181f2181e2bd04c3830eb380f2f3ed048 (diff) | |
| download | linux-e5dfcd272722fe3948837e7f1ca7aafb471037b1.tar.xz | |
drm/amd/display: dc_link_set_psr_allow_active refactoring
[Why]
To expose new power optimization flags to PSR interface. It allows the
PSR related power features can be enabled separately base on different
use scenarios.
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Robin Chen <po-tchen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c index 05d96ca80512..90eb8eedacf2 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c @@ -227,6 +227,25 @@ static void dmub_psr_set_level(struct dmub_psr *dmub, uint16_t psr_level, uint8_ dc_dmub_srv_wait_idle(dc->dmub_srv); } +/** + * Set PSR power optimization flags. + */ +static void dmub_psr_set_power_opt(struct dmub_psr *dmub, unsigned int power_opt) +{ + union dmub_rb_cmd cmd; + struct dc_context *dc = dmub->ctx; + + memset(&cmd, 0, sizeof(cmd)); + cmd.psr_set_power_opt.header.type = DMUB_CMD__PSR; + cmd.psr_set_power_opt.header.sub_type = DMUB_CMD__SET_PSR_POWER_OPT; + cmd.psr_set_power_opt.header.payload_bytes = sizeof(struct dmub_cmd_psr_set_power_opt_data); + cmd.psr_set_power_opt.psr_set_power_opt_data.power_opt = power_opt; + + dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd); + dc_dmub_srv_cmd_execute(dc->dmub_srv); + dc_dmub_srv_wait_idle(dc->dmub_srv); +} + /* * Setup PSR by programming phy registers and sending psr hw context values to firmware. */ @@ -358,6 +377,7 @@ static const struct dmub_psr_funcs psr_funcs = { .psr_set_level = dmub_psr_set_level, .psr_force_static = dmub_psr_force_static, .psr_get_residency = dmub_psr_get_residency, + .psr_set_power_opt = dmub_psr_set_power_opt, }; /* |