Since possible_crtcs are set by Exynos core helper pipe fields have no
raison d'etre. The only place it was used, as a hack, is
fimd_clear_channels, to avoid calling drm_crtc_handle_vblank, but DRM core
has already other protection mechanism (vblank->enabled), so it could be
safely removed.
Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 2 --
drivers/gpu/drm/exynos/exynos7_drm_decon.c | 4 +---
drivers/gpu/drm/exynos/exynos_drm_fimd.c | 11 ++---------
drivers/gpu/drm/exynos/exynos_drm_vidi.c | 15 +--------------
drivers/gpu/drm/exynos/exynos_mixer.c | 2 --
5 files changed, 4 insertions(+), 30 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 5931bea..a91f46b 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -64,7 +64,6 @@ struct decon_context {
void __iomem *addr;
struct regmap *sysreg;
struct clk *clks[ARRAY_SIZE(decon_clks_name)];
- int pipe;
unsigned long flags;
unsigned long out_type;
int first_win;
@@ -592,7 +591,6 @@ static int decon_bind(struct device *dev, struct device *master, void *data)
int ret;
ctx->drm_dev = drm_dev;
- ctx->pipe = drm_dev->mode_config.num_crtc;
drm_dev->max_vblank_count = 0xffffffff;
for (win = ctx->first_win; win < WINDOWS_NR; win++) {
diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
index 4320b3b..1ffb0b1 100644
--- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
@@ -55,7 +55,6 @@ struct decon_context {
unsigned long irq_flags;
bool i80_if;
bool suspended;
- int pipe;
wait_queue_head_t wait_vsync_queue;
atomic_t wait_vsync_event;
@@ -131,7 +130,6 @@ static int decon_ctx_initialize(struct decon_context *ctx,
struct drm_device *drm_dev)
{
ctx->drm_dev = drm_dev;
- ctx->pipe = drm_dev->mode_config.num_crtc;
decon_clear_channels(ctx->crtc);
@@ -605,7 +603,7 @@ static irqreturn_t decon_irq_handler(int irq, void *dev_id)
writel(clear_bit, ctx->regs + VIDINTCON1);
/* check the crtc is detached already from encoder */
- if (ctx->pipe < 0 || !ctx->drm_dev)
+ if (!ctx->drm_dev)
goto out;
if (!ctx->i80_if) {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index ef27757..0b74e57 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -191,7 +191,6 @@ struct fimd_context {
u32 i80ifcon;
bool i80_if;
bool suspended;
- int pipe;
wait_queue_head_t wait_vsync_queue;
atomic_t wait_vsync_event;
atomic_t win_updated;
@@ -368,18 +367,13 @@ static void fimd_clear_channels(struct exynos_drm_crtc *crtc)
/* Wait for vsync, as disable channel takes effect at next vsync */
if (ch_enabled) {
- int pipe = ctx->pipe;
-
- /* ensure that vblank interrupt won't be reported to core */
ctx->suspended = false;
- ctx->pipe = -1;
fimd_enable_vblank(ctx->crtc);
fimd_wait_for_vblank(ctx->crtc);
fimd_disable_vblank(ctx->crtc);
ctx->suspended = true;
- ctx->pipe = pipe;
}
clk_disable_unprepare(ctx->lcd_clk);
@@ -913,7 +907,7 @@ static void fimd_te_handler(struct exynos_drm_crtc *crtc)
u32 trg_type = ctx->driver_data->trg_type;
/* Checks the crtc is detached already from encoder */
- if (ctx->pipe < 0 || !ctx->drm_dev)
+ if (!ctx->drm_dev)
return;
if (trg_type == I80_HW_TRG)
@@ -971,7 +965,7 @@ static irqreturn_t fimd_irq_handler(int irq, void *dev_id)
writel(clear_bit, ctx->regs + VIDINTCON1);
/* check the crtc is detached already from encoder */
- if (ctx->pipe < 0 || !ctx->drm_dev)
+ if (!ctx->drm_dev)
goto out;
if (!ctx->i80_if)
@@ -1001,7 +995,6 @@ static int fimd_bind(struct device *dev, struct device *master, void *data)
int ret;
ctx->drm_dev = drm_dev;
- ctx->pipe = drm_dev->mode_config.num_crtc;
for (i = 0; i < WINDOWS_NR; i++) {
ctx->configs[i].pixel_formats = fimd_formats;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
index 8860ff4..17b3ef7 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
@@ -51,7 +51,6 @@ struct vidi_context {
bool suspended;
struct timer_list timer;
struct mutex lock;
- int pipe;
};
static inline struct vidi_context *encoder_to_vidi(struct drm_encoder *e)
@@ -153,15 +152,6 @@ static void vidi_disable(struct exynos_drm_crtc *crtc)
mutex_unlock(&ctx->lock);
}
-static int vidi_ctx_initialize(struct vidi_context *ctx,
- struct drm_device *drm_dev)
-{
- ctx->drm_dev = drm_dev;
- ctx->pipe = drm_dev->mode_config.num_crtc;
-
- return 0;
-}
-
static const struct exynos_drm_crtc_ops vidi_crtc_ops = {
.enable = vidi_enable,
.disable = vidi_disable,
@@ -175,9 +165,6 @@ static void vidi_fake_vblank_timer(unsigned long arg)
{
struct vidi_context *ctx = (void *)arg;
- if (ctx->pipe < 0)
- return;
-
if (drm_crtc_handle_vblank(&ctx->crtc->base))
mod_timer(&ctx->timer,
jiffies + msecs_to_jiffies(VIDI_REFRESH_TIME) - 1);
@@ -398,7 +385,7 @@ static int vidi_bind(struct device *dev, struct device *master, void *data)
unsigned int i;
int pipe, ret;
- vidi_ctx_initialize(ctx, drm_dev);
+ ctx->drm_dev = drm_dev;
plane_config.pixel_formats = formats;
plane_config.num_pixel_formats = ARRAY_SIZE(formats);
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 3722b5f..1cd84cb 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -99,7 +99,6 @@ struct mixer_context {
struct drm_device *drm_dev;
struct exynos_drm_crtc *crtc;
struct exynos_drm_plane planes[MIXER_WIN_NR];
- int pipe;
unsigned long flags;
struct mixer_resources mixer_res;
@@ -900,7 +899,6 @@ static int mixer_initialize(struct mixer_context *mixer_ctx,
priv = drm_dev->dev_private;
mixer_ctx->drm_dev = drm_dev;
- mixer_ctx->pipe = drm_dev->mode_config.num_crtc;
/* acquire resources: regs, irqs, clocks */
ret = mixer_resources_init(mixer_ctx);
--
2.7.4
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