From 5dc270d366bd0a67896ec46e874cb69ade513591 Mon Sep 17 00:00:00 2001 From: Mario Limonciello Date: Tue, 5 Sep 2023 14:25:59 -0500 Subject: drm/amd: Add a module parameter for seamless boot The module parameter can be used to test more easily enabling seamless boot support on additional ASICs. Reviewed-by: Harry Wentland Signed-off-by: Mario Limonciello Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 4605803fc92f..d9052475f2fc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -203,6 +203,7 @@ int amdgpu_vcnfw_log; int amdgpu_sg_display = -1; /* auto */ int amdgpu_user_partt_mode = AMDGPU_AUTO_COMPUTE_PARTITION_MODE; int amdgpu_umsch_mm; +int amdgpu_seamless = -1; /* auto */ uint amdgpu_debug_mask; static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work); @@ -938,6 +939,13 @@ module_param_named(user_partt_mode, amdgpu_user_partt_mode, uint, 0444); module_param(enforce_isolation, bool, 0444); MODULE_PARM_DESC(enforce_isolation, "enforce process isolation between graphics and compute . enforce_isolation = on"); +/** + * DOC: seamless (int) + * Seamless boot will keep the image on the screen during the boot process. + */ +MODULE_PARM_DESC(seamless, "Seamless boot (-1 = auto (default), 0 = disable, 1 = enable)"); +module_param_named(seamless, amdgpu_seamless, int, 0444); + /** * DOC: debug_mask (uint) * Debug options for amdgpu, work as a binary mask with the following options: -- cgit v1.2.3-70-g09d2