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| author | John Harrison <John.C.Harrison@Intel.com> | 2022-07-27 19:20:27 -0700 |
|---|---|---|
| committer | John Harrison <John.C.Harrison@Intel.com> | 2022-08-17 10:07:04 -0700 |
| commit | 8ad0152afb1bb3878bba282308f037d73a87ace5 (patch) | |
| tree | 10a2353d8da17f440a55b9e91081c5d326e22fcb /drivers/gpu/drm/i915/gt/uc/intel_guc.c | |
| parent | 5ece208ab05e4042c80ed1e6fe6d7ce236eee89b (diff) | |
| download | linux-stable-8ad0152afb1bb3878bba282308f037d73a87ace5.tar.gz linux-stable-8ad0152afb1bb3878bba282308f037d73a87ace5.tar.bz2 linux-stable-8ad0152afb1bb3878bba282308f037d73a87ace5.zip | |
drm/i915/guc: Make GuC log sizes runtime configurable
The GuC log buffer sizes had to be configured statically at compile
time. This can be quite troublesome when needing to get larger logs
out of a released driver. So re-organise the code to allow a boot time
module parameter override.
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Alan Previn <alan.previn.teres.alexis@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220728022028.2190627-7-John.C.Harrison@Intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gt/uc/intel_guc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc.c | 53 |
1 files changed, 11 insertions, 42 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index ab4aacc516aa..01f2705cb94a 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -224,53 +224,22 @@ static u32 guc_ctl_feature_flags(struct intel_guc *guc) static u32 guc_ctl_log_params_flags(struct intel_guc *guc) { - u32 offset = intel_guc_ggtt_offset(guc, guc->log.vma) >> PAGE_SHIFT; - u32 flags; - - #if (((CRASH_BUFFER_SIZE) % SZ_1M) == 0) - #define LOG_UNIT SZ_1M - #define LOG_FLAG GUC_LOG_LOG_ALLOC_UNITS - #else - #define LOG_UNIT SZ_4K - #define LOG_FLAG 0 - #endif - - #if (((CAPTURE_BUFFER_SIZE) % SZ_1M) == 0) - #define CAPTURE_UNIT SZ_1M - #define CAPTURE_FLAG GUC_LOG_CAPTURE_ALLOC_UNITS - #else - #define CAPTURE_UNIT SZ_4K - #define CAPTURE_FLAG 0 - #endif - - BUILD_BUG_ON(!CRASH_BUFFER_SIZE); - BUILD_BUG_ON(!IS_ALIGNED(CRASH_BUFFER_SIZE, LOG_UNIT)); - BUILD_BUG_ON(!DEBUG_BUFFER_SIZE); - BUILD_BUG_ON(!IS_ALIGNED(DEBUG_BUFFER_SIZE, LOG_UNIT)); - BUILD_BUG_ON(!CAPTURE_BUFFER_SIZE); - BUILD_BUG_ON(!IS_ALIGNED(CAPTURE_BUFFER_SIZE, CAPTURE_UNIT)); - - BUILD_BUG_ON((CRASH_BUFFER_SIZE / LOG_UNIT - 1) > - (GUC_LOG_CRASH_MASK >> GUC_LOG_CRASH_SHIFT)); - BUILD_BUG_ON((DEBUG_BUFFER_SIZE / LOG_UNIT - 1) > - (GUC_LOG_DEBUG_MASK >> GUC_LOG_DEBUG_SHIFT)); - BUILD_BUG_ON((CAPTURE_BUFFER_SIZE / CAPTURE_UNIT - 1) > - (GUC_LOG_CAPTURE_MASK >> GUC_LOG_CAPTURE_SHIFT)); + struct intel_guc_log *log = &guc->log; + u32 offset, flags; + + GEM_BUG_ON(!log->sizes_initialised); + + offset = intel_guc_ggtt_offset(guc, log->vma) >> PAGE_SHIFT; flags = GUC_LOG_VALID | GUC_LOG_NOTIFY_ON_HALF_FULL | - CAPTURE_FLAG | - LOG_FLAG | - ((CRASH_BUFFER_SIZE / LOG_UNIT - 1) << GUC_LOG_CRASH_SHIFT) | - ((DEBUG_BUFFER_SIZE / LOG_UNIT - 1) << GUC_LOG_DEBUG_SHIFT) | - ((CAPTURE_BUFFER_SIZE / CAPTURE_UNIT - 1) << GUC_LOG_CAPTURE_SHIFT) | + log->sizes[GUC_LOG_SECTIONS_DEBUG].flag | + log->sizes[GUC_LOG_SECTIONS_CAPTURE].flag | + (log->sizes[GUC_LOG_SECTIONS_CRASH].count << GUC_LOG_CRASH_SHIFT) | + (log->sizes[GUC_LOG_SECTIONS_DEBUG].count << GUC_LOG_DEBUG_SHIFT) | + (log->sizes[GUC_LOG_SECTIONS_CAPTURE].count << GUC_LOG_CAPTURE_SHIFT) | (offset << GUC_LOG_BUF_ADDR_SHIFT); - #undef LOG_UNIT - #undef LOG_FLAG - #undef CAPTURE_UNIT - #undef CAPTURE_FLAG - return flags; } |