Fix the bug in modifying the interrupt enable register.
Signed-off-by: Tony K Nadackal <tony.kn@xxxxxxxxxxx>
---
drivers/media/platform/s5p-jpeg/jpeg-hw-exynos4.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos4.c b/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos4.c
index e53f13a..a61ff7e 100644
--- a/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos4.c
+++ b/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos4.c
@@ -155,7 +155,10 @@ void exynos4_jpeg_set_enc_out_fmt(void __iomem *base, unsigned int out_fmt)
void exynos4_jpeg_set_interrupt(void __iomem *base)
{
- writel(EXYNOS4_INT_EN_ALL, base + EXYNOS4_INT_EN_REG);
+ unsigned int reg;
+
+ reg = readl(base + EXYNOS4_INT_EN_REG) & ~EXYNOS4_INT_EN_MASK;
+ writel(reg | EXYNOS4_INT_EN_ALL, base + EXYNOS4_INT_EN_REG);
}
unsigned int exynos4_jpeg_get_int_status(void __iomem *base)
--
2.2.0
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