Commit 6360ebd1 authored by Koby Elbaz's avatar Koby Elbaz Committed by Rodrigo Vivi
Browse files

drm/xe: add read/write support for MMIO extension space 



A distinction has to be made when addressing the MMIO space or
the additional MMIO extension space.

Signed-off-by: default avatarKoby Elbaz <kelbaz@habana.ai>
Reviewed-by: default avatarOfir Bitton <obitton@habana.ai>
Reviewed-by: default avatarMoti Haimovski <mhaimovski@habana.ai>
Signed-off-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
parent 399a1332

drivers/gpu/drm/xe/xe_mmio.h

+4 −4
Original line number Diff line number Diff line
@@ -29,7 +29,7 @@ static inline u8 xe_mmio_read8(struct xe_gt *gt, struct xe_reg reg) 
	if (reg.addr < gt->mmio.adj_limit)

		reg.addr += gt->mmio.adj_offset;



	return readb(tile->mmio.regs + reg.addr);

	return readb((reg.ext ? tile->mmio_ext.regs : tile->mmio.regs) + reg.addr);

}



static inline u16 xe_mmio_read16(struct xe_gt *gt, struct xe_reg reg)
@@ -39,7 +39,7 @@ static inline u16 xe_mmio_read16(struct xe_gt *gt, struct xe_reg reg) 
	if (reg.addr < gt->mmio.adj_limit)

		reg.addr += gt->mmio.adj_offset;



	return readw(tile->mmio.regs + reg.addr);

	return readw((reg.ext ? tile->mmio_ext.regs : tile->mmio.regs) + reg.addr);

}



static inline void xe_mmio_write32(struct xe_gt *gt,
@@ -50,7 +50,7 @@ static inline void xe_mmio_write32(struct xe_gt *gt, 
	if (reg.addr < gt->mmio.adj_limit)

		reg.addr += gt->mmio.adj_offset;



	writel(val, tile->mmio.regs + reg.addr);

	writel(val, (reg.ext ? tile->mmio_ext.regs : tile->mmio.regs) + reg.addr);

}



static inline u32 xe_mmio_read32(struct xe_gt *gt, struct xe_reg reg)
@@ -60,7 +60,7 @@ static inline u32 xe_mmio_read32(struct xe_gt *gt, struct xe_reg reg) 
	if (reg.addr < gt->mmio.adj_limit)

		reg.addr += gt->mmio.adj_offset;



	return readl(tile->mmio.regs + reg.addr);

	return readl((reg.ext ? tile->mmio_ext.regs : tile->mmio.regs) + reg.addr);

}



static inline u32 xe_mmio_rmw32(struct xe_gt *gt, struct xe_reg reg, u32 clr,