renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2025-01-06 20:53:54 +08:00
Code

drm/exynos/fimc: simplify irq masking function

Browse Source 
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>
This commit is contained in:
Andrzej Hajda 2014-05-19 12:54:07 +02:00 committed by Inki Dae
parent be6cdfd17c
commit 8b4609cd80
1 changed files with 9 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
drivers/gpu/drm/exynos/exynos_drm_fimc.c
View File

@ -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);