[Intel-gfx] [PATCH 05/19] drm/i915/guc: Add read/write helpers for ADS blob

Lucas De Marchi lucas.demarchi at intel.com
Wed Jan 26 20:36:48 UTC 2022


Add helpers on top of dma_buf_map_read_field() /
dma_buf_map_write_field() functions so they always use the right
arguments and make code easier to read.

Cc: Matt Roper <matthew.d.roper at intel.com>
Cc: Thomas Hellström <thomas.hellstrom at linux.intel.com>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: John Harrison <John.C.Harrison at Intel.com>
Cc: Matthew Brost <matthew.brost at intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi at intel.com>
---
 drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
index c012858376f0..01d2c1ead680 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
@@ -59,6 +59,14 @@ struct __guc_ads_blob {
 	struct guc_mmio_reg regset[0];
 } __packed;
 
+#define ads_blob_read(guc_, field_)					\
+	dma_buf_map_read_field(&(guc_)->ads_map, struct __guc_ads_blob,	\
+			       field_)
+
+#define ads_blob_write(guc_, field_, val_)				\
+	dma_buf_map_write_field(&(guc_)->ads_map, struct __guc_ads_blob,\
+				field_, val_)
+
 static u32 guc_ads_regset_size(struct intel_guc *guc)
 {
 	GEM_BUG_ON(!guc->ads_regset_size);
-- 
2.35.0



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