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author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2021-12-27 16:35:44 +0100 |
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committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2021-12-27 16:35:44 +0100 |
commit | 3f0bb496ee41d0eb99d308768c9f8593cbd3eb9f (patch) | |
tree | c56b697a7e818e91974d951872781bfd9b3af5b5 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | |
parent | d7fbdc575b33c374ce88ccfe3ab364f7eb240f8a (diff) | |
parent | 9c33eef84e3110963d6f41d87d63bc40d716eb1f (diff) | |
download | linux-3f0bb496ee41d0eb99d308768c9f8593cbd3eb9f.tar.bz2 |
Merge branches 'thermal-tools' and 'thermal-int340x'
Merge tmon fix and int340x driver improvement for 5.17-rc1.
* thermal-tools:
thermal: tools: tmon: remove unneeded local variable
* thermal-int340x:
thermal: int340x: Use struct_group() for memcpy() region
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index c27cb47bc988..1cd6b9f4a568 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -51,6 +51,7 @@ #include <drm/drm_hdcp.h> #endif #include "amdgpu_pm.h" +#include "amdgpu_atombios.h" #include "amd_shared.h" #include "amdgpu_dm_irq.h" @@ -2561,6 +2562,22 @@ static int dm_resume(void *handle) if (amdgpu_in_reset(adev)) { dc_state = dm->cached_dc_state; + /* + * The dc->current_state is backed up into dm->cached_dc_state + * before we commit 0 streams. + * + * DC will clear link encoder assignments on the real state + * but the changes won't propagate over to the copy we made + * before the 0 streams commit. + * + * DC expects that link encoder assignments are *not* valid + * when committing a state, so as a workaround it needs to be + * cleared here. + */ + link_enc_cfg_init(dm->dc, dc_state); + + amdgpu_dm_outbox_init(adev); + r = dm_dmub_hw_init(adev); if (r) DRM_ERROR("DMUB interface failed to initialize: status=%d\n", r); @@ -2572,8 +2589,8 @@ static int dm_resume(void *handle) for (i = 0; i < dc_state->stream_count; i++) { dc_state->streams[i]->mode_changed = true; - for (j = 0; j < dc_state->stream_status->plane_count; j++) { - dc_state->stream_status->plane_states[j]->update_flags.raw + for (j = 0; j < dc_state->stream_status[i].plane_count; j++) { + dc_state->stream_status[i].plane_states[j]->update_flags.raw = 0xffffffff; } } @@ -3909,6 +3926,9 @@ static int amdgpu_dm_backlight_set_level(struct amdgpu_display_manager *dm, caps = dm->backlight_caps[bl_idx]; dm->brightness[bl_idx] = user_brightness; + /* update scratch register */ + if (bl_idx == 0) + amdgpu_atombios_scratch_regs_set_backlight_level(dm->adev, dm->brightness[bl_idx]); brightness = convert_brightness_from_user(&caps, dm->brightness[bl_idx]); link = (struct dc_link *)dm->backlight_link[bl_idx]; |