dma/qcom/hidma_ll.c

118 	struct hidma_tre *tre;
125 	tre = &lldev->trepool[tre_ch];
126 	if (atomic_read(&tre->allocated) != true) {
131 	atomic_set(&tre->allocated, 0);
138 	struct hidma_tre *tre;
153 	tre = &lldev->trepool[i];
154 	tre->dma_sig = sig;
155 	tre->dev_name = dev_name;
156 	tre->callback = callback;
157 	tre->data = data;
158 	tre->idx = i;
159 	tre->status = 0;
160 	tre->queued = 0;
161 	tre->err_code = 0;
162 	tre->err_info = 0;
163 	tre->lldev = lldev;
164 	tre_local = &tre->tre_local[0];
179 	struct hidma_tre *tre;
181 	while (kfifo_out(&lldev->handoff_fifo, &tre, 1)) {
183 		if (tre->callback)
184 			tre->callback(tre->data);
191 	struct hidma_tre *tre;
198 	tre = lldev->pending_tre_list[tre_iterator / HIDMA_TRE_SIZE];
199 	if (!tre) {
201 		dev_warn(lldev->dev, "tre_index [%d] and tre out of sync\n",
205 	lldev->pending_tre_list[tre->tre_index] = NULL;
212 		dev_warn(lldev->dev, "tre count mismatch on completion");
221 	tre->err_info = err_info;
222 	tre->err_code = err_code;
223 	tre->queued = 0;
225 	kfifo_put(&lldev->handoff_fifo, tre);
296 		/* record the last processed tre offset */
526 	struct hidma_tre *tre;
529 	tre = &lldev->trepool[tre_ch];
533 	tre->tre_index = lldev->tre_write_offset / HIDMA_TRE_SIZE;
534 	lldev->pending_tre_list[tre->tre_index] = tre;
536 			&tre->tre_local[0], HIDMA_TRE_SIZE);
537 	tre->err_code = 0;
538 	tre->err_info = 0;
539 	tre->queued = 1;
602 	struct hidma_tre *tre;
611 	tre = &lldev->trepool[tre_ch];
612 	if (atomic_read(&tre->allocated) != true) {
618 	tre_local = &tre->tre_local[0];
626 	tre->int_flags = flags;
837 	struct hidma_tre *tre;
843 	tre = &lldev->trepool[tre_ch];
844 	err_code = tre->err_code;