dmaengine: idxd: uapi: use UAPI types

Using libc types and headers from the UAPI headers is problematic as it
introduces a dependency on a full C toolchain.

Use the fixed-width integer types provided by the UAPI headers instead.

Signed-off-by: Thomas Weißschuh <[e-mail]>
Acked-by: Arnd Bergmann <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Vinod Koul <[e-mail]>

include/uapi/linux/idxd.h

···
 #ifndef _USR_IDXD_H_
 #define _USR_IDXD_H_
 
-#ifdef __KERNEL__
 #include <linux/types.h>
-#else
-#include <stdint.h>
-#endif
 
 /* Driver command error status */
 enum idxd_scmd_stat {
···
 #define DSA_COMP_STATUS(status)		((status) & DSA_COMP_STATUS_MASK)
 
 struct dsa_hw_desc {
-	uint32_t	pasid:20;
-	uint32_t	rsvd:11;
-	uint32_t	priv:1;
-	uint32_t	flags:24;
-	uint32_t	opcode:8;
-	uint64_t	completion_addr;
+	__u32	pasid:20;
+	__u32	rsvd:11;
+	__u32	priv:1;
+	__u32	flags:24;
+	__u32	opcode:8;
+	__u64	completion_addr;
 	union {
-		uint64_t	src_addr;
-		uint64_t	rdback_addr;
-		uint64_t	pattern;
-		uint64_t	desc_list_addr;
-		uint64_t	pattern_lower;
-		uint64_t	transl_fetch_addr;
+		__u64	src_addr;
+		__u64	rdback_addr;
+		__u64	pattern;
+		__u64	desc_list_addr;
+		__u64	pattern_lower;
+		__u64	transl_fetch_addr;
 	};
 	union {
-		uint64_t	dst_addr;
-		uint64_t	rdback_addr2;
-		uint64_t	src2_addr;
-		uint64_t	comp_pattern;
+		__u64	dst_addr;
+		__u64	rdback_addr2;
+		__u64	src2_addr;
+		__u64	comp_pattern;
 	};
 	union {
-		uint32_t	xfer_size;
-		uint32_t	desc_count;
-		uint32_t	region_size;
+		__u32	xfer_size;
+		__u32	desc_count;
+		__u32	region_size;
 	};
-	uint16_t	int_handle;
-	uint16_t	rsvd1;
+	__u16	int_handle;
+	__u16	rsvd1;
 	union {
-		uint8_t		expected_res;
+		__u8		expected_res;
 		/* create delta record */
 		struct {
-			uint64_t	delta_addr;
-			uint32_t	max_delta_size;
-			uint32_t 	delt_rsvd;
-			uint8_t 	expected_res_mask;
+			__u64	delta_addr;
+			__u32	max_delta_size;
+			__u32	delt_rsvd;
+			__u8	expected_res_mask;
 		};
-		uint32_t	delta_rec_size;
-		uint64_t	dest2;
+		__u32	delta_rec_size;
+		__u64	dest2;
 		/* CRC */
 		struct {
-			uint32_t	crc_seed;
-			uint32_t	crc_rsvd;
-			uint64_t	seed_addr;
+			__u32	crc_seed;
+			__u32	crc_rsvd;
+			__u64	seed_addr;
 		};
 		/* DIF check or strip */
 		struct {
-			uint8_t		src_dif_flags;
-			uint8_t		dif_chk_res;
-			uint8_t		dif_chk_flags;
-			uint8_t		dif_chk_res2[5];
-			uint32_t	chk_ref_tag_seed;
-			uint16_t	chk_app_tag_mask;
-			uint16_t	chk_app_tag_seed;
+			__u8	src_dif_flags;
+			__u8	dif_chk_res;
+			__u8	dif_chk_flags;
+			__u8	dif_chk_res2[5];
+			__u32	chk_ref_tag_seed;
+			__u16	chk_app_tag_mask;
+			__u16	chk_app_tag_seed;
 		};
 		/* DIF insert */
 		struct {
-			uint8_t		dif_ins_res;
-			uint8_t		dest_dif_flag;
-			uint8_t		dif_ins_flags;
-			uint8_t		dif_ins_res2[13];
-			uint32_t	ins_ref_tag_seed;
-			uint16_t	ins_app_tag_mask;
-			uint16_t	ins_app_tag_seed;
+			__u8	dif_ins_res;
+			__u8	dest_dif_flag;
+			__u8	dif_ins_flags;
+			__u8	dif_ins_res2[13];
+			__u32	ins_ref_tag_seed;
+			__u16	ins_app_tag_mask;
+			__u16	ins_app_tag_seed;
 		};
 		/* DIF update */
 		struct {
-			uint8_t		src_upd_flags;
-			uint8_t		upd_dest_flags;
-			uint8_t		dif_upd_flags;
-			uint8_t		dif_upd_res[5];
-			uint32_t	src_ref_tag_seed;
-			uint16_t	src_app_tag_mask;
-			uint16_t	src_app_tag_seed;
-			uint32_t	dest_ref_tag_seed;
-			uint16_t	dest_app_tag_mask;
-			uint16_t	dest_app_tag_seed;
+			__u8	src_upd_flags;
+			__u8	upd_dest_flags;
+			__u8	dif_upd_flags;
+			__u8	dif_upd_res[5];
+			__u32	src_ref_tag_seed;
+			__u16	src_app_tag_mask;
+			__u16	src_app_tag_seed;
+			__u32	dest_ref_tag_seed;
+			__u16	dest_app_tag_mask;
+			__u16	dest_app_tag_seed;
 		};
 
 		/* Fill */
-		uint64_t	pattern_upper;
+		__u64	pattern_upper;
 
 		/* Translation fetch */
 		struct {
-			uint64_t	transl_fetch_res;
-			uint32_t	region_stride;
+			__u64	transl_fetch_res;
+			__u32	region_stride;
 		};
 
 		/* DIX generate */
 		struct {
-			uint8_t		dix_gen_res;
-			uint8_t		dest_dif_flags;
-			uint8_t		dif_flags;
-			uint8_t		dix_gen_res2[13];
-			uint32_t	ref_tag_seed;
-			uint16_t	app_tag_mask;
-			uint16_t	app_tag_seed;
+			__u8	dix_gen_res;
+			__u8	dest_dif_flags;
+			__u8	dif_flags;
+			__u8	dix_gen_res2[13];
+			__u32	ref_tag_seed;
+			__u16	app_tag_mask;
+			__u16	app_tag_seed;
 		};
 
-		uint8_t		op_specific[24];
+		__u8		op_specific[24];
 	};
 } __attribute__((packed));
 
 struct iax_hw_desc {
-	uint32_t        pasid:20;
-	uint32_t        rsvd:11;
-	uint32_t        priv:1;
-	uint32_t        flags:24;
-	uint32_t        opcode:8;
-	uint64_t        completion_addr;
-	uint64_t        src1_addr;
-	uint64_t        dst_addr;
-	uint32_t        src1_size;
-	uint16_t        int_handle;
+	__u32        pasid:20;
+	__u32        rsvd:11;
+	__u32        priv:1;
+	__u32        flags:24;
+	__u32        opcode:8;
+	__u64        completion_addr;
+	__u64        src1_addr;
+	__u64        dst_addr;
+	__u32        src1_size;
+	__u16        int_handle;
 	union {
-		uint16_t        compr_flags;
-		uint16_t        decompr_flags;
+		__u16        compr_flags;
+		__u16        decompr_flags;
 	};
-	uint64_t        src2_addr;
-	uint32_t        max_dst_size;
-	uint32_t        src2_size;
-	uint32_t	filter_flags;
-	uint32_t	num_inputs;
+	__u64	src2_addr;
+	__u32	max_dst_size;
+	__u32	src2_size;
+	__u32	filter_flags;
+	__u32	num_inputs;
 } __attribute__((packed));
 
 struct dsa_raw_desc {
-	uint64_t	field[8];
+	__u64	field[8];
 } __attribute__((packed));
 
 /*
···
  * volatile and prevent the compiler from optimize the read.
  */
 struct dsa_completion_record {
-	volatile uint8_t	status;
+	volatile __u8	status;
 	union {
-		uint8_t		result;
-		uint8_t		dif_status;
+		__u8		result;
+		__u8		dif_status;
 	};
-	uint8_t			fault_info;
-	uint8_t			rsvd;
+	__u8			fault_info;
+	__u8			rsvd;
 	union {
-		uint32_t		bytes_completed;
-		uint32_t		descs_completed;
+		__u32		bytes_completed;
+		__u32		descs_completed;
 	};
-	uint64_t		fault_addr;
+	__u64		fault_addr;
 	union {
 		/* common record */
 		struct {
-			uint32_t	invalid_flags:24;
-			uint32_t	rsvd2:8;
+			__u32	invalid_flags:24;
+			__u32	rsvd2:8;
 		};
 
-		uint32_t	delta_rec_size;
-		uint64_t	crc_val;
+		__u32	delta_rec_size;
+		__u64	crc_val;
 
 		/* DIF check & strip */
 		struct {
-			uint32_t	dif_chk_ref_tag;
-			uint16_t	dif_chk_app_tag_mask;
-			uint16_t	dif_chk_app_tag;
+			__u32	dif_chk_ref_tag;
+			__u16	dif_chk_app_tag_mask;
+			__u16	dif_chk_app_tag;
 		};
 
 		/* DIF insert */
 		struct {
-			uint64_t	dif_ins_res;
-			uint32_t	dif_ins_ref_tag;
-			uint16_t	dif_ins_app_tag_mask;
-			uint16_t	dif_ins_app_tag;
+			__u64	dif_ins_res;
+			__u32	dif_ins_ref_tag;
+			__u16	dif_ins_app_tag_mask;
+			__u16	dif_ins_app_tag;
 		};
 
 		/* DIF update */
 		struct {
-			uint32_t	dif_upd_src_ref_tag;
-			uint16_t	dif_upd_src_app_tag_mask;
-			uint16_t	dif_upd_src_app_tag;
-			uint32_t	dif_upd_dest_ref_tag;
-			uint16_t	dif_upd_dest_app_tag_mask;
-			uint16_t	dif_upd_dest_app_tag;
+			__u32	dif_upd_src_ref_tag;
+			__u16	dif_upd_src_app_tag_mask;
+			__u16	dif_upd_src_app_tag;
+			__u32	dif_upd_dest_ref_tag;
+			__u16	dif_upd_dest_app_tag_mask;
+			__u16	dif_upd_dest_app_tag;
 		};
 
 		/* DIX generate */
 		struct {
-			uint64_t	dix_gen_res;
-			uint32_t	dix_ref_tag;
-			uint16_t	dix_app_tag_mask;
-			uint16_t	dix_app_tag;
+			__u64	dix_gen_res;
+			__u32	dix_ref_tag;
+			__u16	dix_app_tag_mask;
+			__u16	dix_app_tag;
 		};
 
-		uint8_t		op_specific[16];
+		__u8		op_specific[16];
 	};
 } __attribute__((packed));
 
 struct dsa_raw_completion_record {
-	uint64_t	field[4];
+	__u64	field[4];
 } __attribute__((packed));
 
 struct iax_completion_record {
-	volatile uint8_t        status;
-	uint8_t                 error_code;
-	uint8_t			fault_info;
-	uint8_t			rsvd;
-	uint32_t                bytes_completed;
-	uint64_t                fault_addr;
-	uint32_t                invalid_flags;
-	uint32_t                rsvd2;
-	uint32_t                output_size;
-	uint8_t                 output_bits;
-	uint8_t                 rsvd3;
-	uint16_t                xor_csum;
-	uint32_t                crc;
-	uint32_t                min;
-	uint32_t                max;
-	uint32_t                sum;
-	uint64_t                rsvd4[2];
+	volatile __u8        status;
+	__u8                 error_code;
+	__u8		     fault_info;
+	__u8		     rsvd;
+	__u32                bytes_completed;
+	__u64                fault_addr;
+	__u32                invalid_flags;
+	__u32                rsvd2;
+	__u32                output_size;
+	__u8                 output_bits;
+	__u8                 rsvd3;
+	__u16                xor_csum;
+	__u32                crc;
+	__u32                min;
+	__u32                max;
+	__u32                sum;
+	__u64                rsvd4[2];
 } __attribute__((packed));
 
 struct iax_raw_completion_record {
-	uint64_t	field[8];
+	__u64	field[8];
 } __attribute__((packed));
 
 #endif