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accel/ivpu: Make selected params read-only

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Make disable_mmu_cont_pages and force_snoop params read-only.
It is unsafe to change these params after driver is loaded.

Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Wachowski, Karol <karol.wachowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240611120433.1012423-8-jacek.lawrynowicz@linux.intel.com
This commit is contained in:
Jacek Lawrynowicz 2024-06-11 14:04:24 +02:00
parent a19bffb10c
commit d55923bf47
1 changed files with 2 additions and 2 deletions
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4
drivers/accel/ivpu/ivpu_drv.c
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@ -58,11 +58,11 @@ module_param_named(sched_mode, ivpu_sched_mode, int, 0444);
MODULE_PARM_DESC(sched_mode, "Scheduler mode: 0 - Default scheduler, 1 - Force HW scheduler");
bool ivpu_disable_mmu_cont_pages;
module_param_named(disable_mmu_cont_pages, ivpu_disable_mmu_cont_pages, bool, 0644);
module_param_named(disable_mmu_cont_pages, ivpu_disable_mmu_cont_pages, bool, 0444);
MODULE_PARM_DESC(disable_mmu_cont_pages, "Disable MMU contiguous pages optimization");
bool ivpu_force_snoop;
module_param_named(force_snoop, ivpu_force_snoop, bool, 0644);
module_param_named(force_snoop, ivpu_force_snoop, bool, 0444);
MODULE_PARM_DESC(force_snoop, "Force snooping for NPU host memory access");
struct ivpu_file_priv *ivpu_file_priv_get(struct ivpu_file_priv *file_priv)