PM / devfreq: rk3399_dmc: rename of_get_opp_table

[firefly-linux-kernel-4.4.55.git] / drivers / target / target_core_file.c

diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index e3195700211a3ebc38192391bf6488ed6ae86099..79291869bce6c72d9eb4a72fa6d6f5614a104aa4 100644 (file)
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -160,25 +160,10 @@ static int fd_configure_device(struct se_device *dev)
                        " block_device blocks: %llu logical_block_size: %d\n",
                        dev_size, div_u64(dev_size, fd_dev->fd_block_size),
                        fd_dev->fd_block_size);
-               /*
-                * Check if the underlying struct block_device request_queue supports
-                * the QUEUE_FLAG_DISCARD bit for UNMAP/WRITE_SAME in SCSI + TRIM
-                * in ATA and we need to set TPE=1
-                */
-               if (blk_queue_discard(q)) {
-                       dev->dev_attrib.max_unmap_lba_count =
-                               q->limits.max_discard_sectors;
-                       /*
-                        * Currently hardcoded to 1 in Linux/SCSI code..
-                        */
-                       dev->dev_attrib.max_unmap_block_desc_count = 1;
-                       dev->dev_attrib.unmap_granularity =
-                               q->limits.discard_granularity >> 9;
-                       dev->dev_attrib.unmap_granularity_alignment =
-                               q->limits.discard_alignment;
+
+               if (target_configure_unmap_from_queue(&dev->dev_attrib, q))
                        pr_debug("IFILE: BLOCK Discard support available,"
-                                       " disabled by default\n");
-               }
+                                " disabled by default\n");
                /*
                 * Enable write same emulation for IBLOCK and use 0xFFFF as
                 * the smaller WRITE_SAME(10) only has a two-byte block count.
@@ -490,9 +475,12 @@ fd_execute_unmap(struct se_cmd *cmd, sector_t lba, sector_t nolb)
        if (S_ISBLK(inode->i_mode)) {
                /* The backend is block device, use discard */
                struct block_device *bdev = inode->i_bdev;
+               struct se_device *dev = cmd->se_dev;
 
-               ret = blkdev_issue_discard(bdev, lba,
-                               nolb, GFP_KERNEL, 0);
+               ret = blkdev_issue_discard(bdev,
+                                          target_to_linux_sector(dev, lba),
+                                          target_to_linux_sector(dev,  nolb),
+                                          GFP_KERNEL, 0);
                if (ret < 0) {
                        pr_warn("FILEIO: blkdev_issue_discard() failed: %d\n",
                                ret);