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ata: pata_atiixp: make static read-only arrays const 

The static arrays pio_timings and mwdma_timings are read-only so
it make sense to make them const.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
This commit is contained in:
Colin Ian King 2022-01-23 22:16:22 +00:00 committed by Damien Le Moal
parent 8818a5342c
commit 9ab844253a
1 changed files with 2 additions and 2 deletions
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4
drivers/ata/pata_atiixp.c
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@ -102,7 +102,7 @@ static int atiixp_prereset(struct ata_link *link, unsigned long deadline)
static void atiixp_set_pio_timing(struct ata_port *ap, struct ata_device *adev, int pio)
{
static u8 pio_timings[5] = { 0x5D, 0x47, 0x34, 0x22, 0x20 };
static const u8 pio_timings[5] = { 0x5D, 0x47, 0x34, 0x22, 0x20 };
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
int dn = 2 * ap->port_no + adev->devno;
@ -149,7 +149,7 @@ static void atiixp_set_piomode(struct ata_port *ap, struct ata_device *adev)
static void atiixp_set_dmamode(struct ata_port *ap, struct ata_device *adev)
{
static u8 mwdma_timings[5] = { 0x77, 0x21, 0x20 };
static const u8 mwdma_timings[5] = { 0x77, 0x21, 0x20 };
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
int dma = adev->dma_mode;