From: Rex Zhu Date: Mon, 22 May 2017 05:11:15 +0000 (+0800) Subject: drm/amd/display: call amdgpu_dm_fini when hw_fini. X-Git-Tag: v4.15~362^2~23^2~467 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=21de3396b44a67429c6b6a3f2d697fb261c76054;p=mirror_ubuntu-bionic-kernel.git drm/amd/display: call amdgpu_dm_fini when hw_fini. to free up drm mode_config info. fix issue: unload amdgpu, can't load amdgpu again. [drm:drm_debugfs_init [drm]] *ERROR* Cannot create /sys/kernel/debug/dri/0 [drm:drm_minor_register [drm]] *ERROR* DRM: Failed to initialize /sys/kernel/debug/dri. Signed-off-by: Rex Zhu Acked-by: Alex Deucher Reviewed-by: Andrey Grodzovsky Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher --- 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 7e28f9870b86..74415fdf7ed8 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -395,9 +395,8 @@ void amdgpu_dm_fini(struct amdgpu_device *adev) adev->dm.freesync_module = NULL; } /* DC Destroy TODO: Replace destroy DAL */ - { + if (adev->dm.dc) dc_destroy(&adev->dm.dc); - } return; } @@ -490,7 +489,7 @@ static int dm_hw_fini(void *handle) amdgpu_dm_hpd_fini(adev); amdgpu_dm_irq_fini(adev); - + amdgpu_dm_fini(adev); return 0; } diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 773f0efc449b..b428c7c6559b 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1541,7 +1541,12 @@ enum dc_irq_source dc_interrupt_to_irq_source( void dc_interrupt_set(const struct dc *dc, enum dc_irq_source src, bool enable) { - struct core_dc *core_dc = DC_TO_CORE(dc); + struct core_dc *core_dc; + + if (dc == NULL) + return; + core_dc = DC_TO_CORE(dc); + dal_irq_service_set(core_dc->res_pool->irqs, src, enable); }