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drm/mgag200: Convert counter delays to jiffies 

Signed-off-by: Christopher Harvey <charvey@matrox.com>
Acked-by: Julia Lemire <jlemire@matrox.com>
Tested-by: Julia Lemire <jlemire@matrox.com>
Acked-by: Mathieu Larouche <mathieu.larouche@matrox.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Christopher Harvey 2013-05-06 15:56:17 +00:00 committed by Dave Airlie
parent fb70a66908
commit 3cdc0e8d61
1 changed files with 6 additions and 9 deletions
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15
drivers/gpu/drm/mgag200/mgag200_mode.c
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@ -46,29 +46,26 @@ static void mga_crtc_load_lut(struct drm_crtc *crtc)
static inline void mga_wait_vsync(struct mga_device *mdev)
{
unsigned int count = 0;
unsigned long timeout = jiffies + HZ/10;
unsigned int status = 0;
do {
status = RREG32(MGAREG_Status);
count++;
} while ((status & 0x08) && (count < 250000));
count = 0;
} while ((status & 0x08) && time_before(jiffies, timeout));
timeout = jiffies + HZ/10;
status = 0;
do {
status = RREG32(MGAREG_Status);
count++;
} while (!(status & 0x08) && (count < 250000));
} while (!(status & 0x08) && time_before(jiffies, timeout));
}
static inline void mga_wait_busy(struct mga_device *mdev)
{
unsigned int count = 0;
unsigned long timeout = jiffies + HZ;
unsigned int status = 0;
do {
status = RREG8(MGAREG_Status + 2);
count++;
} while ((status & 0x01) && (count < 500000));
} while ((status & 0x01) && time_before(jiffies, timeout));
}
/*