30 			       struct dma_desc *p, void __iomem *ioaddr)  in ndesc_get_tx_status()  argument
35 	if (unlikely(p->des01.tx.error_summary)) {  in ndesc_get_tx_status()
36 		if (unlikely(p->des01.tx.underflow_error)) {  in ndesc_get_tx_status()
40 		if (unlikely(p->des01.tx.no_carrier)) {  in ndesc_get_tx_status()
44 		if (unlikely(p->des01.tx.loss_carrier)) {  in ndesc_get_tx_status()
48 		if (unlikely((p->des01.tx.excessive_deferral) ||  in ndesc_get_tx_status()
49 			     (p->des01.tx.excessive_collisions) ||  in ndesc_get_tx_status()
50 			     (p->des01.tx.late_collision)))  in ndesc_get_tx_status()
51 			stats->collisions += p->des01.tx.collision_count;  in ndesc_get_tx_status()
55 	if (p->des01.etx.vlan_frame)  in ndesc_get_tx_status()
58 	if (unlikely(p->des01.tx.deferred))  in ndesc_get_tx_status()
64 static int ndesc_get_tx_len(struct dma_desc *p)  in ndesc_get_tx_len()  argument
66 	return p->des01.tx.buffer1_size;  in ndesc_get_tx_len()
74 			       struct dma_desc *p)  in ndesc_get_rx_status()  argument
79 	if (unlikely(p->des01.rx.last_descriptor == 0)) {  in ndesc_get_rx_status()
86 	if (unlikely(p->des01.rx.error_summary)) {  in ndesc_get_rx_status()
87 		if (unlikely(p->des01.rx.descriptor_error))  in ndesc_get_rx_status()
89 		if (unlikely(p->des01.rx.sa_filter_fail))  in ndesc_get_rx_status()
91 		if (unlikely(p->des01.rx.overflow_error))  in ndesc_get_rx_status()
93 		if (unlikely(p->des01.rx.ipc_csum_error))  in ndesc_get_rx_status()
95 		if (unlikely(p->des01.rx.collision)) {  in ndesc_get_rx_status()
99 		if (unlikely(p->des01.rx.crc_error)) {  in ndesc_get_rx_status()
105 	if (unlikely(p->des01.rx.dribbling))  in ndesc_get_rx_status()
108 	if (unlikely(p->des01.rx.length_error)) {  in ndesc_get_rx_status()
112 	if (unlikely(p->des01.rx.mii_error)) {  in ndesc_get_rx_status()
117 	if (p->des01.rx.vlan_tag)  in ndesc_get_rx_status()
123 static void ndesc_init_rx_desc(struct dma_desc *p, int disable_rx_ic, int mode,  in ndesc_init_rx_desc()  argument
126 	p->des01.all_flags = 0;  in ndesc_init_rx_desc()
127 	p->des01.rx.own = 1;  in ndesc_init_rx_desc()
128 	p->des01.rx.buffer1_size = BUF_SIZE_2KiB - 1;  in ndesc_init_rx_desc()
131 		ndesc_rx_set_on_chain(p, end);  in ndesc_init_rx_desc()
133 		ndesc_rx_set_on_ring(p, end);  in ndesc_init_rx_desc()
136 		p->des01.rx.disable_ic = 1;  in ndesc_init_rx_desc()
139 static void ndesc_init_tx_desc(struct dma_desc *p, int mode, int end)  in ndesc_init_tx_desc()  argument
141 	p->des01.all_flags = 0;  in ndesc_init_tx_desc()
143 		ndesc_tx_set_on_chain(p, end);  in ndesc_init_tx_desc()
145 		ndesc_tx_set_on_ring(p, end);  in ndesc_init_tx_desc()
148 static int ndesc_get_tx_owner(struct dma_desc *p)  in ndesc_get_tx_owner()  argument
150 	return p->des01.tx.own;  in ndesc_get_tx_owner()
153 static int ndesc_get_rx_owner(struct dma_desc *p)  in ndesc_get_rx_owner()  argument
155 	return p->des01.rx.own;  in ndesc_get_rx_owner()
158 static void ndesc_set_tx_owner(struct dma_desc *p)  in ndesc_set_tx_owner()  argument
160 	p->des01.tx.own = 1;  in ndesc_set_tx_owner()
163 static void ndesc_set_rx_owner(struct dma_desc *p)  in ndesc_set_rx_owner()  argument
165 	p->des01.rx.own = 1;  in ndesc_set_rx_owner()
168 static int ndesc_get_tx_ls(struct dma_desc *p)  in ndesc_get_tx_ls()  argument
170 	return p->des01.tx.last_segment;  in ndesc_get_tx_ls()
173 static void ndesc_release_tx_desc(struct dma_desc *p, int mode)  in ndesc_release_tx_desc()  argument
175 	int ter = p->des01.tx.end_ring;  in ndesc_release_tx_desc()
177 	memset(p, 0, offsetof(struct dma_desc, des2));  in ndesc_release_tx_desc()
179 		ndesc_end_tx_desc_on_chain(p, ter);  in ndesc_release_tx_desc()
181 		ndesc_end_tx_desc_on_ring(p, ter);  in ndesc_release_tx_desc()
184 static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,  in ndesc_prepare_tx_desc()  argument
187 	p->des01.tx.first_segment = is_fs;  in ndesc_prepare_tx_desc()
189 		norm_set_tx_desc_len_on_chain(p, len);  in ndesc_prepare_tx_desc()
191 		norm_set_tx_desc_len_on_ring(p, len);  in ndesc_prepare_tx_desc()
194 		p->des01.tx.checksum_insertion = cic_full;  in ndesc_prepare_tx_desc()
197 static void ndesc_clear_tx_ic(struct dma_desc *p)  in ndesc_clear_tx_ic()  argument
199 	p->des01.tx.interrupt = 0;  in ndesc_clear_tx_ic()
202 static void ndesc_close_tx_desc(struct dma_desc *p)  in ndesc_close_tx_desc()  argument
204 	p->des01.tx.last_segment = 1;  in ndesc_close_tx_desc()
205 	p->des01.tx.interrupt = 1;  in ndesc_close_tx_desc()
208 static int ndesc_get_rx_frame_len(struct dma_desc *p, int rx_coe_type)  in ndesc_get_rx_frame_len()  argument
216 		return p->des01.rx.frame_length - 2;  in ndesc_get_rx_frame_len()
218 		return p->des01.rx.frame_length;  in ndesc_get_rx_frame_len()
221 static void ndesc_enable_tx_timestamp(struct dma_desc *p)  in ndesc_enable_tx_timestamp()  argument
223 	p->des01.tx.time_stamp_enable = 1;  in ndesc_enable_tx_timestamp()
226 static int ndesc_get_tx_timestamp_status(struct dma_desc *p)  in ndesc_get_tx_timestamp_status()  argument
228 	return p->des01.tx.time_stamp_status;  in ndesc_get_tx_timestamp_status()
233 	struct dma_desc *p = (struct dma_desc *)desc;  in ndesc_get_timestamp()  local
236 	ns = p->des2;  in ndesc_get_timestamp()
238 	ns += p->des3 * 1000000000ULL;  in ndesc_get_timestamp()
245 	struct dma_desc *p = (struct dma_desc *)desc;  in ndesc_get_rx_timestamp_status()  local
247 	if ((p->des2 == 0xffffffff) && (p->des3 == 0xffffffff))  in ndesc_get_rx_timestamp_status()