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Merge "HID: qvr: using different dma-buf APIs"

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qctecmdr 2020-07-09 06:59:33 -07:00 • committed by Gerrit - the friendly Code Review server
commit 531631f91a
1 changed files with 4 additions and 4 deletions
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8
drivers/hid/hid-qvr.c
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@ -383,10 +383,10 @@ static int kernel_map_gyro_buffer(void)
goto err_dma;
}
sensor->vsize = sensor->qvr_buf->size;
sensor->vaddr = dma_buf_kmap(sensor->qvr_buf, 0);
if (IS_ERR_OR_NULL(sensor->vaddr)) {
sensor->vaddr = dma_buf_vmap(sensor->qvr_buf);
if (!sensor->vaddr) {
ret = -ENOMEM;
pr_err("dma_buf_kmap failed for fd: %d\n", sensor->fd);
pr_err("dma_buf_vmap failed for fd: %d\n", sensor->fd);
goto err_end_access;
}
@ -409,7 +409,7 @@ static void kernel_unmap_gyro_buffer(void)
if (IS_ERR_OR_NULL(sensor->vaddr))
return;
dma_buf_kunmap(sensor->qvr_buf, 0, sensor->vaddr);
dma_buf_vunmap(sensor->qvr_buf, sensor->vaddr);
dma_buf_end_cpu_access(sensor->qvr_buf, DMA_BIDIRECTIONAL);
sensor->vaddr = NULL;
dma_buf_put(sensor->qvr_buf);