21 int cris_request_dma(unsigned int dmanr, const char * device_id,  in cris_request_dma()  argument
28 	if (dmanr >= MAX_DMA_CHANNELS) {  in cris_request_dma()
29 		printk(KERN_CRIT "cris_request_dma: invalid DMA channel %u\n", dmanr);  in cris_request_dma()
34 	if (used_dma_channels[dmanr]) {  in cris_request_dma()
37 …o request DMA %i for %s, already allocated by %s\n", dmanr, device_id, used_dma_channels_users[dma…  in cris_request_dma()
50 		if ((dmanr != NETWORK_TX_DMA_NBR) &&  in cris_request_dma()
51 		    (dmanr != NETWORK_RX_DMA_NBR)) {  in cris_request_dma()
57 		if (dmanr == SER0_TX_DMA_NBR) {  in cris_request_dma()
59 		} else if (dmanr == SER0_RX_DMA_NBR) {  in cris_request_dma()
67 		if (dmanr == SER1_TX_DMA_NBR) {  in cris_request_dma()
69 		} else if (dmanr == SER1_RX_DMA_NBR) {  in cris_request_dma()
77 		if (dmanr == SER2_TX_DMA_NBR) {  in cris_request_dma()
79 		} else if (dmanr == SER2_RX_DMA_NBR) {  in cris_request_dma()
87 		if (dmanr == SER3_TX_DMA_NBR) {  in cris_request_dma()
89 		} else if (dmanr == SER3_RX_DMA_NBR) {  in cris_request_dma()
97 		if (dmanr == ATA_TX_DMA_NBR) {  in cris_request_dma()
99 		} else if (dmanr == ATA_RX_DMA_NBR) {  in cris_request_dma()
107 		if (dmanr == EXTDMA0_TX_DMA_NBR) {  in cris_request_dma()
109 		} else if (dmanr == EXTDMA0_RX_DMA_NBR) {  in cris_request_dma()
117 		if (dmanr == EXTDMA1_TX_DMA_NBR) {  in cris_request_dma()
119 		} else if (dmanr == EXTDMA1_RX_DMA_NBR) {  in cris_request_dma()
127 		if (dmanr == MEM2MEM_RX_DMA_NBR) {  in cris_request_dma()
135 		if (dmanr == MEM2MEM_TX_DMA_NBR) {  in cris_request_dma()
143 		if (dmanr == USB_TX_DMA_NBR) {  in cris_request_dma()
145 		} else if (dmanr == USB_RX_DMA_NBR) {  in cris_request_dma()
153 		if (dmanr == SCSI0_TX_DMA_NBR) {  in cris_request_dma()
155 		} else if (dmanr == SCSI0_RX_DMA_NBR) {  in cris_request_dma()
163 		if (dmanr == SCSI1_TX_DMA_NBR) {  in cris_request_dma()
165 		} else if (dmanr == SCSI1_RX_DMA_NBR) {  in cris_request_dma()
173 		if (dmanr == PAR0_TX_DMA_NBR) {  in cris_request_dma()
175 		} else if (dmanr == PAR0_RX_DMA_NBR) {  in cris_request_dma()
183 		if (dmanr == PAR1_TX_DMA_NBR) {  in cris_request_dma()
185 		} else if (dmanr == PAR1_RX_DMA_NBR) {  in cris_request_dma()
197 	used_dma_channels[dmanr] = 1;  in cris_request_dma()
198 	used_dma_channels_users[dmanr] = device_id;  in cris_request_dma()
214 void cris_free_dma(unsigned int dmanr, const char * device_id)  in cris_free_dma()  argument
217 	if (dmanr >= MAX_DMA_CHANNELS) {  in cris_free_dma()
218 		printk(KERN_CRIT "cris_free_dma: invalid DMA channel %u\n", dmanr);  in cris_free_dma()
223 	if (!used_dma_channels[dmanr]) {  in cris_free_dma()
224 		printk(KERN_CRIT "cris_free_dma: DMA channel %u not allocated\n", dmanr);  in cris_free_dma()
225 	} else if (device_id != used_dma_channels_users[dmanr]) {  in cris_free_dma()
226 		printk(KERN_CRIT "cris_free_dma: DMA channel %u not allocated by device\n", dmanr);  in cris_free_dma()
228 		switch(dmanr)  in cris_free_dma()
281 		used_dma_channels[dmanr] = 0;  in cris_free_dma()