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Subject[PATCH] pata_pdc2027x : make pdc2027x_*_timing structures const
Date
Make these pdc2027x_*_timing structures const as it is never modified.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
drivers/ata/pata_pdc2027x.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/ata/pata_pdc2027x.c b/drivers/ata/pata_pdc2027x.c
index d1e8b63..141bf81 100644
--- a/drivers/ata/pata_pdc2027x.c
+++ b/drivers/ata/pata_pdc2027x.c
@@ -82,7 +82,7 @@ static int pdc2027x_set_mode(struct ata_link *link, struct ata_device **r_failed
* is issued to the device. However, if the controller clock is 133MHz,
* the following tables must be used.
*/
-static struct pdc2027x_pio_timing {
+static const struct pdc2027x_pio_timing {
u8 value0, value1, value2;
} pdc2027x_pio_timing_tbl[] = {
{ 0xfb, 0x2b, 0xac }, /* PIO mode 0 */
@@ -92,7 +92,7 @@ static struct pdc2027x_pio_timing {
{ 0x23, 0x09, 0x25 }, /* PIO mode 4, IORDY on, Prefetch off */
};

-static struct pdc2027x_mdma_timing {
+static const struct pdc2027x_mdma_timing {
u8 value0, value1;
} pdc2027x_mdma_timing_tbl[] = {
{ 0xdf, 0x5f }, /* MDMA mode 0 */
@@ -100,7 +100,7 @@ static struct pdc2027x_mdma_timing {
{ 0x69, 0x25 }, /* MDMA mode 2 */
};

-static struct pdc2027x_udma_timing {
+static const struct pdc2027x_udma_timing {
u8 value0, value1, value2;
} pdc2027x_udma_timing_tbl[] = {
{ 0x4a, 0x0f, 0xd5 }, /* UDMA mode 0 */
--
2.7.4
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