Commit 5c6d52ff authored by Mario Limonciello's avatar Mario Limonciello Committed by Alex Deucher
Browse files

drm/amd: Don't try to enable secure display TA multiple times 



If the securedisplay TA failed to load the first time, it's unlikely
to work again after a suspend/resume cycle or reset cycle and it appears
to be causing problems in futher attempts.

Fixes: e42dfa66 ("drm/amdgpu: Add secure display TA load for Renoir")
Reported-by: default avatarFilip Hejsek <filip.hejsek@gmail.com>
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/2633


Signed-off-by: default avatarMario Limonciello <mario.limonciello@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d4300362

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c

+2 −0
Original line number Diff line number Diff line
@@ -2040,6 +2040,8 @@ static int psp_securedisplay_initialize(struct psp_context *psp) 
		psp_securedisplay_parse_resp_status(psp, securedisplay_cmd->status);

		dev_err(psp->adev->dev, "SECUREDISPLAY: query securedisplay TA failed. ret 0x%x\n",

			securedisplay_cmd->securedisplay_out_message.query_ta.query_cmd_ret);

		/* don't try again */

		psp->securedisplay_context.context.bin_desc.size_bytes = 0;

	}



	return 0;