Matt Coster e4236b14fe drm/imagination: Ensure PVR_MIPS_PT_PAGE_COUNT is never zero ...

When the host page size was more than 4 times larger than the FW page
size, this macro evaluated to zero resulting in zero-sized arrays.

Use DIV_ROUND_UP() to ensure the correct behavior.

Reported-by: 20240228012313.5934-1-yaolu@kylinos.cn
Closes: https://lore.kernel.org/dri-devel/20240228012313.5934-1-yaolu@kylinos.cn
Link: https://lore.kernel.org/dri-devel/20240228012313.5934-1-yaolu@kylinos.cn
Fixes: 927f3e0253 ("drm/imagination: Implement MIPS firmware processor and MMU support")
Cc: stable@vger.kernel.org
Signed-off-by: Matt Coster <matt.coster@imgtec.com>
Reviewed-by: Frank Binns <frank.binns@imgtec.com>

2024-04-29 12:31:28 +01:00

..

Kconfig

drm/imagination: Implement job submission and scheduling

2023-11-23 09:01:47 +01:00

Makefile

drm/imagination: Add firmware trace to debugfs

2023-11-23 09:01:47 +01:00

pvr_ccb.c

drm/imagination: Implement free list and HWRT create and destroy ioctls

2023-11-23 09:01:46 +01:00

pvr_ccb.h

drm/imagination: Implement firmware infrastructure and META FW support

2023-11-23 09:01:46 +01:00

pvr_cccb.c

drm/imagination: Implement context creation/destruction ioctls

2023-11-23 09:01:46 +01:00

pvr_cccb.h

drm/imagination: Numerous documentation fixes.

2023-11-28 18:56:03 +01:00

pvr_context.c

drm/imagination: Implement job submission and scheduling

2023-11-23 09:01:47 +01:00

pvr_context.h

drm/imagination: Implement job submission and scheduling

2023-11-23 09:01:47 +01:00

pvr_debugfs.c

drm/imagination: Add firmware trace to debugfs

2023-11-23 09:01:47 +01:00

pvr_debugfs.h

drm/imagination: Add firmware trace to debugfs

2023-11-23 09:01:47 +01:00

pvr_device_info.c

drm/imagination: Fixed warning due to implicit cast to bool

2023-12-04 09:41:34 +01:00

pvr_device_info.h

drm/imagination: Add GPU ID parsing and firmware loading

2023-11-23 09:01:46 +01:00

pvr_device.c

drm/imagination: pvr_device_process_active_queues now static

2023-12-04 09:41:59 +01:00

pvr_device.h

drm/imagination: pvr_device.h: fix all kernel-doc warnings

2024-01-02 11:50:05 +01:00

pvr_drv.c

drm/imagination: Add firmware trace to debugfs

2023-11-23 09:01:47 +01:00

pvr_drv.h

drm/imagination: Add GPU ID parsing and firmware loading

2023-11-23 09:01:46 +01:00

pvr_free_list.c

drm/imagination: Remove unneeded semicolon

2023-11-28 13:55:44 +01:00

pvr_free_list.h

drm/imagination: Implement free list and HWRT create and destroy ioctls

2023-11-23 09:01:46 +01:00

pvr_fw_info.h

drm/imagination: Numerous documentation fixes.

2023-11-28 18:56:03 +01:00

pvr_fw_meta.c

drm/imagination: Fixed missing header in pvr_fw_meta

2023-12-04 09:41:48 +01:00

pvr_fw_meta.h

drm/imagination: Implement firmware infrastructure and META FW support

2023-11-23 09:01:46 +01:00

pvr_fw_mips.c

drm/imagination: Implement MIPS firmware processor and MMU support

2023-11-23 09:01:46 +01:00

pvr_fw_mips.h

drm/imagination: Ensure PVR_MIPS_PT_PAGE_COUNT is never zero

2024-04-29 12:31:28 +01:00

pvr_fw_startstop.c

drm/imagination: Implement firmware infrastructure and META FW support

2023-11-23 09:01:46 +01:00

pvr_fw_startstop.h

drm/imagination: Implement firmware infrastructure and META FW support

2023-11-23 09:01:46 +01:00

pvr_fw_trace.c

drm/imagination: Remove unneeded semicolon

2023-12-08 10:25:06 +01:00

pvr_fw_trace.h

drm/imagination: Implement firmware infrastructure and META FW support

2023-11-23 09:01:46 +01:00

pvr_fw.c

drm/imagination: Implement MIPS firmware processor and MMU support

2023-11-23 09:01:46 +01:00

pvr_fw.h

drm/imagination: Numerous documentation fixes.

2023-11-28 18:56:03 +01:00

pvr_gem.c

drm/imagination: Add GEM and VM related code

2023-11-23 09:01:46 +01:00

pvr_gem.h

drm/imagination: Add GEM and VM related code

2023-11-23 09:01:46 +01:00

pvr_hwrt.c

drm/imagination: Fixed oops when misusing ioctl CREATE_HWRT_DATASET

2023-12-15 14:04:08 +01:00

pvr_hwrt.h

drm/imagination: Numerous documentation fixes.

2023-11-28 18:56:03 +01:00

pvr_job.c

drm/exec: Pass in initial # of objects

2023-12-10 10:38:47 -08:00

pvr_job.h

drm/imagination: Implement job submission and scheduling

2023-11-23 09:01:47 +01:00

pvr_mmu.c

drm/imagination: Move dereference after NULL check in pvr_mmu_backing_page_init()

2023-12-08 10:25:24 +01:00

pvr_mmu.h

drm/imagination: Add GEM and VM related code

2023-11-23 09:01:46 +01:00

pvr_params.c

drm/imagination: Add firmware trace to debugfs

2023-11-23 09:01:47 +01:00

pvr_params.h

drm/imagination: Add firmware trace to debugfs

2023-11-23 09:01:47 +01:00

pvr_power.c

drm/imagination: Implement job submission and scheduling

2023-11-23 09:01:47 +01:00

pvr_power.h

drm/imagination: Implement firmware infrastructure and META FW support

2023-11-23 09:01:46 +01:00

pvr_queue.c

drm/sched: Fix compilation issues with DRM priority rename

2023-11-27 09:25:41 -05:00

pvr_queue.h

drm/imagination: Numerous documentation fixes.

2023-11-28 18:56:03 +01:00

pvr_rogue_cr_defs_client.h

drm/imagination: Add GPU register headers

2023-11-23 09:01:45 +01:00

pvr_rogue_cr_defs.h

drm/imagination: Add GPU register headers

2023-11-23 09:01:45 +01:00

pvr_rogue_defs.h

drm/imagination: Add GPU register headers

2023-11-23 09:01:45 +01:00

pvr_rogue_fwif_check.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_fwif_client_check.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_fwif_client.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_fwif_common.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_fwif_dev_info.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_fwif_resetframework.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_fwif_sf.h

drm/imagination: Fix a couple of spelling mistakes in literal strings

2023-11-28 13:55:37 +01:00

pvr_rogue_fwif_shared_check.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_fwif_shared.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_fwif_stream.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_fwif.h

drm/imagination: Add FWIF headers

2023-11-23 09:01:46 +01:00

pvr_rogue_heap_config.h

drm/imagination: Add firmware and MMU related headers

2023-11-23 09:01:45 +01:00

pvr_rogue_meta.h

drm/imagination: Add firmware and MMU related headers

2023-11-23 09:01:45 +01:00

pvr_rogue_mips_check.h

drm/imagination: Add firmware and MMU related headers

2023-11-23 09:01:45 +01:00

pvr_rogue_mips.h

drm/imagination: Add firmware and MMU related headers

2023-11-23 09:01:45 +01:00

pvr_rogue_mmu_defs.h

drm/imagination: Add firmware and MMU related headers

2023-11-23 09:01:45 +01:00

pvr_stream_defs.c

drm/imagination: Implement job submission and scheduling

2023-11-23 09:01:47 +01:00

pvr_stream_defs.h

drm/imagination: Implement context creation/destruction ioctls

2023-11-23 09:01:46 +01:00

pvr_stream.c

drm/imagination: Implement context creation/destruction ioctls

2023-11-23 09:01:46 +01:00

pvr_stream.h

drm/imagination: Implement context creation/destruction ioctls

2023-11-23 09:01:46 +01:00

pvr_sync.c

drm/imagination: Implement job submission and scheduling

2023-11-23 09:01:47 +01:00

pvr_sync.h

drm/imagination: Implement job submission and scheduling

2023-11-23 09:01:47 +01:00

pvr_vm_mips.c

drm/imagination: Fixed infinite loop in pvr_vm_mips_map()

2023-12-15 14:03:57 +01:00

pvr_vm_mips.h

drm/imagination: Implement MIPS firmware processor and MMU support

2023-11-23 09:01:46 +01:00

pvr_vm.c

drm/imagination: Fix error path in pvr_vm_create_context

2023-12-15 14:04:21 +01:00

pvr_vm.h

drm/imagination: vm: check for drm_gpuvm_range_valid()

2023-11-28 13:57:43 +01:00