diff options
Diffstat (limited to 'drivers/gpu/drm/panfrost/panfrost_device.h')
| -rw-r--r-- | drivers/gpu/drm/panfrost/panfrost_device.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_device.h b/drivers/gpu/drm/panfrost/panfrost_device.h index cffcb0ac7c11..077525a3ad68 100644 --- a/drivers/gpu/drm/panfrost/panfrost_device.h +++ b/drivers/gpu/drm/panfrost/panfrost_device.h @@ -36,10 +36,21 @@ enum panfrost_drv_comp_bits { * enum panfrost_gpu_pm - Supported kernel power management features * @GPU_PM_CLK_DIS: Allow disabling clocks during system suspend * @GPU_PM_VREG_OFF: Allow turning off regulators during system suspend + * @GPU_PM_RT: Allow disabling clocks and asserting the reset control during + * system runtime suspend */ enum panfrost_gpu_pm { GPU_PM_CLK_DIS, GPU_PM_VREG_OFF, + GPU_PM_RT +}; + +/** + * enum panfrost_gpu_quirks - GPU optional quirks + * @GPU_QUIRK_FORCE_AARCH64_PGTABLE: Use AARCH64_4K page table format + */ +enum panfrost_gpu_quirks { + GPU_QUIRK_FORCE_AARCH64_PGTABLE, }; struct panfrost_features { @@ -95,6 +106,20 @@ struct panfrost_compatible { /* Allowed PM features */ u8 pm_features; + + /* GPU configuration quirks */ + u8 gpu_quirks; +}; + +/** + * struct panfrost_device_debugfs - Device-wide DebugFS tracking structures + */ +struct panfrost_device_debugfs { + /** @gems_list: Device-wide list of GEM objects owned by at least one file. */ + struct list_head gems_list; + + /** @gems_lock: Serializes access to the device-wide list of GEM objects. */ + struct mutex gems_lock; }; struct panfrost_device { @@ -150,6 +175,10 @@ struct panfrost_device { atomic_t use_count; spinlock_t lock; } cycle_counter; + +#ifdef CONFIG_DEBUG_FS + struct panfrost_device_debugfs debugfs; +#endif }; struct panfrost_mmu { @@ -162,6 +191,11 @@ struct panfrost_mmu { int as; atomic_t as_count; struct list_head list; + struct { + u64 transtab; + u64 memattr; + u64 transcfg; + } cfg; }; struct panfrost_engine_usage { |