Since crtc maps 1:1 to the device there is no point in allocating it
separately, another benefit is possibility of direct initialisation
of its fields which is more readable and allows further expansion.
Signed-off-by: Andrzej Hajda <a.ha...@samsung.com>
---
drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 52 +++++++++----------
1 file changed, 26 insertions(+), 26 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index ae0f475eb633..0d409f453923 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -54,7 +54,7 @@ static const char * const decon_clks_name[] = {
struct decon_context {
struct device *dev;
struct drm_device *drm_dev;
- struct exynos_drm_crtc *crtc;
+ struct exynos_drm_crtc crtc;
struct exynos_drm_plane planes[WINDOWS_NR];
void __iomem *addr;
struct regmap *sysreg;
@@ -69,6 +69,8 @@ struct decon_context {
u32 frame_id;
};
+#define to_decon(ptr) container_of(ptr, struct decon_context, ptr)
+
static const uint32_t decon_formats[] = {
DRM_FORMAT_XRGB1555,
DRM_FORMAT_RGB565,
@@ -90,7 +92,7 @@ static inline void decon_set_bits(struct decon_context *ctx,
u32 reg, u32 mask,
static int decon_enable_vblank(struct exynos_drm_crtc *crtc)
{
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
u32 val;
val = VIDINTCON0_INTEN;
@@ -110,7 +112,7 @@ static int decon_enable_vblank(struct exynos_drm_crtc *crtc)
static void decon_disable_vblank(struct exynos_drm_crtc *crtc)
{
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
if (!(ctx->out_type & I80_HW_TRG))
disable_irq_nosync(ctx->te_irq);
@@ -143,7 +145,7 @@ static u32 decon_get_frame_count(struct decon_context *ctx,
bool end)
switch (status & (VIDCON1_VSTATUS_MASK | VIDCON1_I80_ACTIVE)) {
case VIDCON1_VSTATUS_VS:
- if (!(ctx->crtc->i80_mode))
+ if (!(ctx->crtc.i80_mode))
--frm;
break;
case VIDCON1_VSTATUS_BP:
@@ -163,7 +165,7 @@ static u32 decon_get_frame_count(struct decon_context *ctx,
bool end)
static void decon_setup_trigger(struct decon_context *ctx)
{
- if (!ctx->crtc->i80_mode && !(ctx->out_type & I80_HW_TRG))
+ if (!ctx->crtc.i80_mode && !(ctx->out_type & I80_HW_TRG))
return;
if (!(ctx->out_type & I80_HW_TRG)) {
@@ -183,7 +185,7 @@ static void decon_setup_trigger(struct decon_context *ctx)
static void decon_commit(struct exynos_drm_crtc *crtc)
{
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
struct drm_display_mode *m = &crtc->base.mode;
bool interlaced = false;
u32 val;
@@ -377,7 +379,7 @@ static void decon_shadow_protect(struct decon_context *ctx,
bool protect)
static void decon_atomic_begin(struct exynos_drm_crtc *crtc)
{
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
decon_shadow_protect(ctx, true);
}
@@ -391,7 +393,7 @@ static void decon_update_plane(struct exynos_drm_crtc *crtc,
{
struct exynos_drm_plane_state *state =
to_exynos_plane_state(plane->base.state);
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
struct drm_framebuffer *fb = state->base.fb;
unsigned int win = state->base.normalized_zpos + ctx->first_win;
unsigned int cpp = fb->format->cpp[0];
@@ -445,7 +447,7 @@ static void decon_update_plane(struct exynos_drm_crtc *crtc,
static void decon_atomic_flush(struct exynos_drm_crtc *crtc)
{
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
unsigned long flags;
int win = hweight32(crtc->base.state->plane_mask) + ctx->first_win;
@@ -502,7 +504,7 @@ static void decon_swreset(struct decon_context *ctx)
static void decon_enable(struct exynos_drm_crtc *crtc)
{
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
pm_runtime_get_sync(ctx->dev);
@@ -510,12 +512,12 @@ static void decon_enable(struct exynos_drm_crtc *crtc)
decon_swreset(ctx);
- decon_commit(ctx->crtc);
+ decon_commit(&ctx->crtc);
}
static void decon_disable(struct exynos_drm_crtc *crtc)
{
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
int i;
if (!(ctx->out_type & I80_HW_TRG))
@@ -548,7 +550,7 @@ static irqreturn_t decon_te_irq_handler(int irq, void
*dev_id)
static void decon_clear_channels(struct exynos_drm_crtc *crtc)
{
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
int win, i, ret;
DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -577,7 +579,7 @@ static void decon_clear_channels(struct exynos_drm_crtc
*crtc)
static enum drm_mode_status decon_mode_valid(struct exynos_drm_crtc *crtc,
const struct drm_display_mode *mode)
{
- struct decon_context *ctx = crtc->ctx;
+ struct decon_context *ctx = to_decon(crtc);
ctx->irq = crtc->i80_mode ? ctx->irq_lcd_sys : ctx->irq_vsync;
@@ -605,8 +607,6 @@ static int decon_bind(struct device *dev, struct device
*master, void *data)
{
struct decon_context *ctx = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
- struct exynos_drm_plane *exynos_plane;
- enum exynos_drm_output_type out_type;
unsigned int i;
int ret;
@@ -624,15 +624,15 @@ static int decon_bind(struct device *dev, struct device
*master, void *data)
return ret;
}
- exynos_plane = &ctx->planes[PRIMARY_WIN];
- out_type = (ctx->out_type & IFTYPE_HDMI) ? EXYNOS_DISPLAY_TYPE_HDMI
- : EXYNOS_DISPLAY_TYPE_LCD;
- ctx->crtc = exynos_drm_crtc_create(drm_dev, &exynos_plane->base,
- out_type, &decon_crtc_ops, ctx);
- if (IS_ERR(ctx->crtc))
- return PTR_ERR(ctx->crtc);
+ ctx->crtc.type = (ctx->out_type & IFTYPE_HDMI)
+ ? EXYNOS_DISPLAY_TYPE_HDMI : EXYNOS_DISPLAY_TYPE_LCD;
+ ctx->crtc.ops = &decon_crtc_ops;
+ ret = exynos_drm_crtc_init(&ctx->crtc, drm_dev);
+ if (ret)
+ return ret;
+ ctx->crtc.base.primary = &ctx->planes[PRIMARY_WIN].base;
- decon_clear_channels(ctx->crtc);
+ decon_clear_channels(&ctx->crtc);
return exynos_drm_register_dma(drm_dev, dev);
}
@@ -641,7 +641,7 @@ static void decon_unbind(struct device *dev, struct device
*master, void *data)
{
struct decon_context *ctx = dev_get_drvdata(dev);
- decon_disable(ctx->crtc);
+ decon_disable(&ctx->crtc);
/* detach this sub driver from iommu mapping if supported. */
exynos_drm_unregister_dma(ctx->drm_dev, ctx->dev);
@@ -663,7 +663,7 @@ static void decon_handle_vblank(struct decon_context *ctx)
if (frm != ctx->frame_id) {
/* handle only if incremented, take care of wrap-around */
if ((s32)(frm - ctx->frame_id) > 0)
- drm_crtc_handle_vblank(&ctx->crtc->base);
+ drm_crtc_handle_vblank(&ctx->crtc.base);
ctx->frame_id = frm;
}
--
2.17.1
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