* [PATCH] pata_pdc2027x : make pdc2027x_*_timing structures const
@ 2017-11-25 11:17 Arvind Yadav
2017-11-27 19:49 ` Tejun Heo
0 siblings, 1 reply; 2+ messages in thread
From: Arvind Yadav @ 2017-11-25 11:17 UTC (permalink / raw)
To: b.zolnierkie, tj, sergei.shtylyov; +Cc: linux-kernel, linux-ide
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
^ permalink raw reply related [flat|nested] 2+ messages in thread
end of thread, other threads:[~2017-11-27 19:49 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-11-25 11:17 [PATCH] pata_pdc2027x : make pdc2027x_*_timing structures const Arvind Yadav
2017-11-27 19:49 ` Tejun Heo
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.