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authorJani Nikula <jani.nikula@intel.com>2023-07-04 18:32:41 +0300
committerRodrigo Vivi <rodrigo.vivi@intel.com>2023-12-21 11:35:07 -0500
commit44869c72e847e015649ffd4366df88fe529826bb (patch)
tree642c131308c06076c87f5ffd65b83872cb81577f /drivers/gpu/drm/xe/xe_mmio.h
parentb747411964cd9011e05f4b9f5624be9ed71532c4 (diff)
drm/xe/mmio: add xe_mmio_read16()
Little by little, make stuff feature complete. Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/xe/xe_mmio.h')
-rw-r--r--drivers/gpu/drm/xe/xe_mmio.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_mmio.h b/drivers/gpu/drm/xe/xe_mmio.h
index 3c547d78afba..4953a9a3f1fb 100644
--- a/drivers/gpu/drm/xe/xe_mmio.h
+++ b/drivers/gpu/drm/xe/xe_mmio.h
@@ -31,6 +31,16 @@ static inline u8 xe_mmio_read8(struct xe_gt *gt, struct xe_reg reg)
return readb(tile->mmio.regs + reg.addr);
}
+static inline u16 xe_mmio_read16(struct xe_gt *gt, struct xe_reg reg)
+{
+ struct xe_tile *tile = gt_to_tile(gt);
+
+ if (reg.addr < gt->mmio.adj_limit)
+ reg.addr += gt->mmio.adj_offset;
+
+ return readw(tile->mmio.regs + reg.addr);
+}
+
static inline void xe_mmio_write32(struct xe_gt *gt,
struct xe_reg reg, u32 val)
{