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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide
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Pull IDE fixlet from David Miller:
 "Just a y2038 fix to the pdc202xx_new IDE driver"

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide:
  ide: pdc202xx_new: Replace timeval with ktime_t
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torvalds committed Nov 4, 2015
2 parents b0f85fa + 353b39d commit 1b1050c
Showing 1 changed file with 5 additions and 5 deletions.
10 changes: 5 additions & 5 deletions drivers/ide/pdc202xx_new.c
Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/ide.h>
#include <linux/ktime.h>

#include <asm/io.h>

Expand Down Expand Up @@ -243,13 +244,13 @@ static long read_counter(u32 dma_base)
*/
static long detect_pll_input_clock(unsigned long dma_base)
{
struct timeval start_time, end_time;
ktime_t start_time, end_time;
long start_count, end_count;
long pll_input, usec_elapsed;
u8 scr1;

start_count = read_counter(dma_base);
do_gettimeofday(&start_time);
start_time = ktime_get();

/* Start the test mode */
outb(0x01, dma_base + 0x01);
Expand All @@ -261,7 +262,7 @@ static long detect_pll_input_clock(unsigned long dma_base)
mdelay(10);

end_count = read_counter(dma_base);
do_gettimeofday(&end_time);
end_time = ktime_get();

/* Stop the test mode */
outb(0x01, dma_base + 0x01);
Expand All @@ -273,8 +274,7 @@ static long detect_pll_input_clock(unsigned long dma_base)
* Calculate the input clock in Hz
* (the clock counter is 30 bit wide and counts down)
*/
usec_elapsed = (end_time.tv_sec - start_time.tv_sec) * 1000000 +
(end_time.tv_usec - start_time.tv_usec);
usec_elapsed = ktime_us_delta(end_time, start_time);
pll_input = ((start_count - end_count) & 0x3fffffff) / 10 *
(10000000 / usec_elapsed);

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