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accel/ivpu: Add debug Kconfig option

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Add CONFIG_DRM_ACCEL_IVPU_DEBUG option that:
 - Adds -DDEBUG that enables printk regardless of the kernel config
 - Enables unsafe module params (that are now disabled by default)

Signed-off-by: Maciej Falkowski <maciej.falkowski@linux.intel.com>
Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241017145817.121590-10-jacek.lawrynowicz@linux.intel.com
This commit is contained in:
Maciej Falkowski 2024-10-17 16:58:15 +02:00 committed by Jacek Lawrynowicz
parent 7df06efe1c
commit 5f8600b9d5
5 changed files with 17 additions and 0 deletions
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9
drivers/accel/ivpu/Kconfig
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@ -16,3 +16,12 @@ config DRM_ACCEL_IVPU
and Deep Learning applications.
If "M" is selected, the module will be called intel_vpu.
config DRM_ACCEL_IVPU_DEBUG
bool "Intel NPU debug mode"
depends on DRM_ACCEL_IVPU
help
Choose this option to enable additional
debug features for the Intel NPU driver:
- Always print debug messages regardless of dyndbg config,
- Enable unsafe module params.

2
drivers/accel/ivpu/Makefile
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@ -24,4 +24,6 @@ intel_vpu-$(CONFIG_DEV_COREDUMP) += ivpu_coredump.o
obj-$(CONFIG_DRM_ACCEL_IVPU) += intel_vpu.o
subdir-ccflags-$(CONFIG_DRM_ACCEL_IVPU_DEBUG) += -DDEBUG
CFLAGS_ivpu_trace_points.o = -I$(src)

2
drivers/accel/ivpu/ivpu_drv.c
View File

@ -43,8 +43,10 @@ module_param_named(dbg_mask, ivpu_dbg_mask, int, 0644);
MODULE_PARM_DESC(dbg_mask, "Driver debug mask. See IVPU_DBG_* macros.");
int ivpu_test_mode;
#if IS_ENABLED(CONFIG_DRM_ACCEL_IVPU_DEBUG)
module_param_named_unsafe(test_mode, ivpu_test_mode, int, 0644);
MODULE_PARM_DESC(test_mode, "Test mode mask. See IVPU_TEST_MODE_* macros.");
#endif
u8 ivpu_pll_min_ratio;
module_param_named(pll_min_ratio, ivpu_pll_min_ratio, byte, 0644);

2
drivers/accel/ivpu/ivpu_fw.c
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@ -46,8 +46,10 @@
#define IVPU_FOCUS_PRESENT_TIMER_MS 1000
static char *ivpu_firmware;
#if IS_ENABLED(CONFIG_DRM_ACCEL_IVPU_DEBUG)
module_param_named_unsafe(firmware, ivpu_firmware, charp, 0644);
MODULE_PARM_DESC(firmware, "NPU firmware binary in /lib/firmware/..");
#endif
static struct {
int gen;

2
drivers/accel/ivpu/ivpu_pm.c
View File

@ -24,8 +24,10 @@
#include "vpu_boot_api.h"
static bool ivpu_disable_recovery;
#if IS_ENABLED(CONFIG_DRM_ACCEL_IVPU_DEBUG)
module_param_named_unsafe(disable_recovery, ivpu_disable_recovery, bool, 0644);
MODULE_PARM_DESC(disable_recovery, "Disables recovery when NPU hang is detected");
#endif
static unsigned long ivpu_tdr_timeout_ms;
module_param_named(tdr_timeout_ms, ivpu_tdr_timeout_ms, ulong, 0644);