drm/exynos/fimc: simplify irq masking function

The name fimc_handle_irq suggests it is irq handler, but the function
is for irq mask configuration. The patch renames the function to
fimc_mask_irq and removes unused arguments.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
index d40b7fb3349ec6c357e907424e815a302b853303..409775f1efa165f8a0a3674e0bde30679fd80936 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
@@ -290,25 +290,18 @@ static void fimc_handle_jpeg(struct fimc_context *ctx, bool enable)
        fimc_write(cfg, EXYNOS_CIGCTRL);
 }
 
-static void fimc_handle_irq(struct fimc_context *ctx, bool enable,
-               bool overflow, bool level)
+static void fimc_mask_irq(struct fimc_context *ctx, bool enable)
 {
        u32 cfg;
 
-       DRM_DEBUG_KMS("enable[%d]overflow[%d]level[%d]\n",
-                       enable, overflow, level);
+       DRM_DEBUG_KMS("enable[%d]\n", enable);
 
        cfg = fimc_read(EXYNOS_CIGCTRL);
        if (enable) {
-               cfg &= ~(EXYNOS_CIGCTRL_IRQ_OVFEN | EXYNOS_CIGCTRL_IRQ_LEVEL);
-               cfg |= EXYNOS_CIGCTRL_IRQ_ENABLE;
-               if (overflow)
-                       cfg |= EXYNOS_CIGCTRL_IRQ_OVFEN;
-               if (level)
-                       cfg |= EXYNOS_CIGCTRL_IRQ_LEVEL;
+               cfg &= ~EXYNOS_CIGCTRL_IRQ_OVFEN;
+               cfg |= EXYNOS_CIGCTRL_IRQ_ENABLE | EXYNOS_CIGCTRL_IRQ_LEVEL;
        } else
-               cfg &= ~(EXYNOS_CIGCTRL_IRQ_OVFEN | EXYNOS_CIGCTRL_IRQ_ENABLE);
-
+               cfg &= ~EXYNOS_CIGCTRL_IRQ_ENABLE;
        fimc_write(cfg, EXYNOS_CIGCTRL);
 }
 
@@ -1180,12 +1173,12 @@ static int fimc_dst_set_buf_seq(struct fimc_context *ctx, u32 buf_id,
        /* interrupt enable */
        if (buf_type == IPP_BUF_ENQUEUE &&
            fimc_dst_get_buf_seq(ctx) >= FIMC_BUF_START)
-               fimc_handle_irq(ctx, true, false, true);
+               fimc_mask_irq(ctx, true);
 
        /* interrupt disable */
        if (buf_type == IPP_BUF_DEQUEUE &&
            fimc_dst_get_buf_seq(ctx) <= FIMC_BUF_STOP)
-               fimc_handle_irq(ctx, false, false, true);
+               fimc_mask_irq(ctx, false);
 
 err_unlock:
        mutex_unlock(&ctx->lock);
@@ -1520,7 +1513,7 @@ static int fimc_ippdrv_start(struct device *dev, enum drm_exynos_ipp_cmd cmd)
 
        property = &c_node->property;
 
-       fimc_handle_irq(ctx, true, false, true);
+       fimc_mask_irq(ctx, true);
 
        for_each_ipp_ops(i) {
                config = &property->config[i];
@@ -1639,7 +1632,7 @@ static void fimc_ippdrv_stop(struct device *dev, enum drm_exynos_ipp_cmd cmd)
                break;
        }
 
-       fimc_handle_irq(ctx, false, false, true);
+       fimc_mask_irq(ctx, false);
 
        /* reset sequence */
        fimc_write(0x0, EXYNOS_CIFCNTSEQ);