aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/ata/sata_sx4.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c
index eb05a3c82a9e..bbcf970068ad 100644
--- a/drivers/ata/sata_sx4.c
+++ b/drivers/ata/sata_sx4.c
@@ -193,6 +193,7 @@ enum {
193 PDC_TIMER_MASK_INT, 193 PDC_TIMER_MASK_INT,
194}; 194};
195 195
196#define ECC_ERASE_BUF_SZ (128 * 1024)
196 197
197struct pdc_port_priv { 198struct pdc_port_priv {
198 u8 dimm_buf[(ATA_PRD_SZ * ATA_MAX_PRD) + 512]; 199 u8 dimm_buf[(ATA_PRD_SZ * ATA_MAX_PRD) + 512];
@@ -1280,7 +1281,6 @@ static unsigned int pdc20621_dimm_init(struct ata_host *host)
1280{ 1281{
1281 int speed, size, length; 1282 int speed, size, length;
1282 u32 addr, spd0, pci_status; 1283 u32 addr, spd0, pci_status;
1283 u32 tmp = 0;
1284 u32 time_period = 0; 1284 u32 time_period = 0;
1285 u32 tcount = 0; 1285 u32 tcount = 0;
1286 u32 ticks = 0; 1286 u32 ticks = 0;
@@ -1395,14 +1395,17 @@ static unsigned int pdc20621_dimm_init(struct ata_host *host)
1395 pdc20621_i2c_read(host, PDC_DIMM0_SPD_DEV_ADDRESS, 1395 pdc20621_i2c_read(host, PDC_DIMM0_SPD_DEV_ADDRESS,
1396 PDC_DIMM_SPD_TYPE, &spd0); 1396 PDC_DIMM_SPD_TYPE, &spd0);
1397 if (spd0 == 0x02) { 1397 if (spd0 == 0x02) {
1398 void *buf;
1398 VPRINTK("Start ECC initialization\n"); 1399 VPRINTK("Start ECC initialization\n");
1399 addr = 0; 1400 addr = 0;
1400 length = size * 1024 * 1024; 1401 length = size * 1024 * 1024;
1402 buf = kzalloc(ECC_ERASE_BUF_SZ, GFP_KERNEL);
1401 while (addr < length) { 1403 while (addr < length) {
1402 pdc20621_put_to_dimm(host, (void *) &tmp, addr, 1404 pdc20621_put_to_dimm(host, buf, addr,
1403 sizeof(u32)); 1405 ECC_ERASE_BUF_SZ);
1404 addr += sizeof(u32); 1406 addr += ECC_ERASE_BUF_SZ;
1405 } 1407 }
1408 kfree(buf);
1406 VPRINTK("Finish ECC initialization\n"); 1409 VPRINTK("Finish ECC initialization\n");
1407 } 1410 }
1408 return 0; 1411 return 0;