[U-Boot] [PATCH 3/4] fsl_sata: Fix compile error when CONFIG_LBA48 is not defined

[York Sun]

From: Tang Yuantian <b29...@freescale.com>

If CONFIG_LBA48 is not defined, the element lba48 of
struct sata_dev_desc is not avaible, and can't be used.

Signed-off-by: Tang Yuantian <b29...@freescale.com>
---
 drivers/block/fsl_sata.c |   15 ++++++++++-----
 1 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/drivers/block/fsl_sata.c b/drivers/block/fsl_sata.c
index 4b97a0e..b101bd7 100644
--- a/drivers/block/fsl_sata.c
+++ b/drivers/block/fsl_sata.c
@@ -700,7 +700,7 @@ u32 fsl_sata_rw_ncq_cmd(int dev, u32 start, u32 blkcnt, u8 
*buffer, int is_write
        int ncq_channel;
        u64 block;
 
-       if (sata_dev_desc[dev].lba48 != 1) {
+       if (sata->lba48 != 1) {
                printf("execute FPDMA command on non-LBA48 hard disk\n\r");
                return -1;
        }
@@ -854,8 +854,9 @@ u32 ata_low_level_rw_lba28(int dev, u32 blknr, u32 blkcnt, 
void *buffer, int is_
 ulong sata_read(int dev, u32 blknr, u32 blkcnt, void *buffer)
 {
        u32 rc;
+       fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv;
 
-       if (sata_dev_desc[dev].lba48)
+       if (sata->lba48)
                rc = ata_low_level_rw_lba48(dev, blknr, blkcnt, buffer, 
READ_CMD);
        else
                rc = ata_low_level_rw_lba28(dev, blknr, blkcnt, buffer, 
READ_CMD);
@@ -865,8 +866,9 @@ ulong sata_read(int dev, u32 blknr, u32 blkcnt, void 
*buffer)
 ulong sata_write(int dev, u32 blknr, u32 blkcnt, void *buffer)
 {
        u32 rc;
+       fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv;
 
-       if (sata_dev_desc[dev].lba48) {
+       if (sata->lba48) {
                rc = ata_low_level_rw_lba48(dev, blknr, blkcnt, buffer, 
WRITE_CMD);
                if (fsl_sata_get_wcache(dev) && fsl_sata_get_flush_ext(dev))
                        fsl_sata_flush_cache_ext(dev);
@@ -916,11 +918,14 @@ int scan_sata(int dev)
        n_sectors = ata_id_n_sectors(id);
        sata_dev_desc[dev].lba = (u32)n_sectors;
 
+#ifdef CONFIG_LBA48
        /* Check if support LBA48 */
        if (ata_id_has_lba48(id)) {
-               sata_dev_desc[dev].lba48 = 1;
+               sata->lba48 = 1;
                debug("Device support LBA48\n\r");
-       }
+       } else
+               debug("Device supports LBA28\n\r");
+#endif
 
        /* Get the NCQ queue depth from device */
        sata->queue_depth = ata_id_queue_depth(id);
-- 
1.7.0.4


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