search for: nvif_logs_declar

...here. I replaced 'driver' with 'module'. > > > + * backing resources, such as logging buffers. > > + */ > > +struct nvif_log { > > + struct list_head entry; > > + void (*shutdown)(struct nvif_log *log); > > +}; > > + > > +#define NVIF_LOGS_DECLARE(_log) \ > > + struct nvif_log _log = { LIST_HEAD_INIT(_log.entry) } > > If you declare this as > > #define NVIF_LOGS_DECLARE(_log) \ > struct nvif_log _log = { LIST_HEAD_INIT(_log.entry), nvif_log_shutdown } > > and change the signature of nvif_log_shutdown() to &g...

...er it in module_exit(). > > > + * backing resources, such as logging buffers. > > > + */ > > > +struct nvif_log { > > > + struct list_head entry; > > > + void (*shutdown)(struct nvif_log *log); > > > +}; > > > + > > > +#define NVIF_LOGS_DECLARE(_log) \ > > > + struct nvif_log _log = { LIST_HEAD_INIT(_log.entry) } > > > > If you declare this as > > > > #define NVIF_LOGS_DECLARE(_log) \ > > struct nvif_log _log = { LIST_HEAD_INIT(_log.entry), nvif_log_shutdown } > > > > and change th...

...M_LAYOUT_ONCE() and NVKM_LAYOUT_INST(). This is where I get lost, because I don't see how I make sure only the GSP constructor tries to initialize gsp_logs. +#ifdef CONFIG_DEBUG_FS +/** + * gsp_logs - list of GSP debugfs logging buffers + */ +LIST_HEAD(gsp_logs); Better wrap this in a NVIF_LOGS_DECLARE() macro. Like this? #define NVIF_LOGS_DECLARE(x) LIST_HEAD(x) Do you want a macro to replace this as well? extern struct list_head gsp_logs; +#endif + static u64 nouveau_pci_name(struct pci_dev *pdev) { @@ -1446,6 +1454,17 @@ nouveau_drm_exit(void) #endif if (IS_ENABLED(C...

...t; > A simple way to test the buffer migration feature is to have > nvkm_gsp_init() return an error code. > > Signed-off-by: Timur Tabi <ttabi at nvidia.com> > > v6: > rebased onto drm-misc-next > renamed nvif_log.head to entry > only one space after . > added NVIF_LOGS_DECLARE > added nvif_log_shutdown > documented NV_GSP_MSG_EVENT_UCODE_LIBOS_CLASS_PMU > removed the "See xxx" comments > replaced camelcase with lowercase in r535_gsp_msg_libos_print > replaced 0x100c with NV_VGPU_MSG_EVENT_UCODE_LIBOS_PRINT > added r535_gsp_libos_debugfs_fini...

...V_VGPU_MSG_EVENT_UCODE_LIBOS_PRINT RPCs are ignored. A simple way to test the buffer migration feature is to have nvkm_gsp_init() return an error code. Signed-off-by: Timur Tabi <ttabi at nvidia.com> v6: rebased onto drm-misc-next renamed nvif_log.head to entry only one space after . added NVIF_LOGS_DECLARE added nvif_log_shutdown documented NV_GSP_MSG_EVENT_UCODE_LIBOS_CLASS_PMU removed the "See xxx" comments replaced camelcase with lowercase in r535_gsp_msg_libos_print replaced 0x100c with NV_VGPU_MSG_EVENT_UCODE_LIBOS_PRINT added r535_gsp_libos_debugfs_fini miscellaneous comment improvem...

...:) > > I think what I asked for originally in one of the last versions of this patch > is having both, struct nvif_log (exactly the way you have it) and a separate > struct nvif_logs: > > struct nvif_logs { > struct list_head head; > }; > > Then you use this in NVIF_LOGS_DECLARE() and nvif_log_shutdown() > > static inline void nvif_log_shutdown(struct nvif_logs *logs) > > and in nouveau_drm_exit() you just pass &gsp_logs. > > nvif_log_shutdown(&gsp_logs); > > This way things are more type safe, i.e. nvif_log_shutdown() can't be ca...

Store the struct device pointer used to allocate the DMA buffer in the nvkm_gsp_mem object. This allows nvkm_gsp_mem_dtor() to release the buffer without needing the nvkm_gsp. This is needed so that we can retain DMA buffers even after the nvkm_gsp object is deleted. Signed-off-by: Timur Tabi <ttabi at nvidia.com> v2: added get/put_device calls ---

...he module exits. It should free all + * backing resources, such as logging buffers. + */ +struct nvif_log { + struct list_head entry; + void (*shutdown)(struct nvif_log *log); +}; + +/** + * nvif_logs - linked list of nvif_log objects + */ +struct nvif_logs { + struct list_head head; +}; + +#define NVIF_LOGS_DECLARE(logs) \ + struct nvif_logs logs = { LIST_HEAD_INIT(logs.head) } + +static inline void nvif_log_shutdown(struct nvif_logs *logs) +{ + if (!list_empty(&logs->head)) { + struct nvif_log *log, *n; + + list_for_each_entry_safe(log, n, &logs->head, entry) { + /* shutdown() should also...

Store the struct device pointer used to allocate the DMA buffer in the nvkm_gsp_mem object. This allows nvkm_gsp_mem_dtor() to release the buffer without needing the nvkm_gsp. This is needed so that we can retain DMA buffers even after the nvkm_gsp object is deleted. Signed-off-by: Timur Tabi <ttabi at nvidia.com> --- Notes: v2: added get/put_device calls

Store the struct device pointer used to allocate the DMA buffer in the nvkm_gsp_mem object. This allows nvkm_gsp_mem_dtor() to release the buffer without needing the nvkm_gsp. This is needed so that we can retain DMA buffers even after the nvkm_gsp object is deleted. Signed-off-by: Timur Tabi <ttabi at nvidia.com> --- .../gpu/drm/nouveau/include/nvkm/subdev/gsp.h | 1 +

...ging buffers. > + */ > +struct nvif_log { > + struct list_head entry; > + void (*shutdown)(struct nvif_log *log); > +}; > + > +/** > + * nvif_logs - linked list of nvif_log objects > + */ > +struct nvif_logs { > + struct list_head head; > +}; > + > +#define NVIF_LOGS_DECLARE(logs) \ > + struct nvif_logs logs = { LIST_HEAD_INIT(logs.head) } > + > +static inline void nvif_log_shutdown(struct nvif_logs *logs) > +{ > + if (!list_empty(&logs->head)) { > + struct nvif_log *log, *n; > + > + list_for_each_entry_safe(log, n, &logs->head,...