From: Mario Limonciello Date: Fri, 23 Jun 2023 03:18:39 +0000 (-0500) Subject: drm/amd: Don't try to enable secure display TA multiple times X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=5c6d52ff4b61e5267b25be714eb5a9ba2a338199;p=linux.git 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: e42dfa66d592 ("drm/amdgpu: Add secure display TA load for Renoir") Reported-by: Filip Hejsek Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/2633 Signed-off-by: Mario Limonciello Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index ac9b572315894..aa69269169a19 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -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;