Upcasting using a container_of macro is more typesafe, faster and
easier for the compiler to optimize.
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Cc: Jyri Sarha <jsarha@xxxxxx>
Cc: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
---
drivers/gpu/drm/tidss/tidss_crtc.c | 16 ++++++++--------
drivers/gpu/drm/tidss/tidss_drv.c | 2 --
drivers/gpu/drm/tidss/tidss_drv.h | 2 ++
drivers/gpu/drm/tidss/tidss_irq.c | 12 ++++++------
drivers/gpu/drm/tidss/tidss_kms.c | 2 +-
drivers/gpu/drm/tidss/tidss_plane.c | 6 +++---
6 files changed, 20 insertions(+), 20 deletions(-)
diff --git a/drivers/gpu/drm/tidss/tidss_crtc.c b/drivers/gpu/drm/tidss/tidss_crtc.c
index d4ce9bab8c7e..2396262c09e4 100644
--- a/drivers/gpu/drm/tidss/tidss_crtc.c
+++ b/drivers/gpu/drm/tidss/tidss_crtc.c
@@ -24,7 +24,7 @@
static void tidss_crtc_finish_page_flip(struct tidss_crtc *tcrtc)
{
struct drm_device *ddev = tcrtc->crtc.dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
struct drm_pending_vblank_event *event;
unsigned long flags;
bool busy;
@@ -88,7 +88,7 @@ static int tidss_crtc_atomic_check(struct drm_crtc *crtc,
struct drm_crtc_state *state)
{
struct drm_device *ddev = crtc->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
struct dispc_device *dispc = tidss->dispc;
struct tidss_crtc *tcrtc = to_tidss_crtc(crtc);
u32 hw_videoport = tcrtc->hw_videoport;
@@ -165,7 +165,7 @@ static void tidss_crtc_atomic_flush(struct drm_crtc *crtc,
{
struct tidss_crtc *tcrtc = to_tidss_crtc(crtc);
struct drm_device *ddev = crtc->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
unsigned long flags;
dev_dbg(ddev->dev,
@@ -216,7 +216,7 @@ static void tidss_crtc_atomic_enable(struct drm_crtc *crtc,
{
struct tidss_crtc *tcrtc = to_tidss_crtc(crtc);
struct drm_device *ddev = crtc->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
const struct drm_display_mode *mode = &crtc->state->adjusted_mode;
unsigned long flags;
int r;
@@ -259,7 +259,7 @@ static void tidss_crtc_atomic_disable(struct drm_crtc *crtc,
{
struct tidss_crtc *tcrtc = to_tidss_crtc(crtc);
struct drm_device *ddev = crtc->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
unsigned long flags;
dev_dbg(ddev->dev, "%s, event %p\n", __func__, crtc->state->event);
@@ -295,7 +295,7 @@ enum drm_mode_status tidss_crtc_mode_valid(struct drm_crtc *crtc,
{
struct tidss_crtc *tcrtc = to_tidss_crtc(crtc);
struct drm_device *ddev = crtc->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
return dispc_vp_mode_valid(tidss->dispc, tcrtc->hw_videoport, mode);
}
@@ -314,7 +314,7 @@ static const struct drm_crtc_helper_funcs tidss_crtc_helper_funcs = {
static int tidss_crtc_enable_vblank(struct drm_crtc *crtc)
{
struct drm_device *ddev = crtc->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
dev_dbg(ddev->dev, "%s\n", __func__);
@@ -328,7 +328,7 @@ static int tidss_crtc_enable_vblank(struct drm_crtc *crtc)
static void tidss_crtc_disable_vblank(struct drm_crtc *crtc)
{
struct drm_device *ddev = crtc->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
dev_dbg(ddev->dev, "%s\n", __func__);
diff --git a/drivers/gpu/drm/tidss/tidss_drv.c b/drivers/gpu/drm/tidss/tidss_drv.c
index 7d4465d58be8..99edc66ebdef 100644
--- a/drivers/gpu/drm/tidss/tidss_drv.c
+++ b/drivers/gpu/drm/tidss/tidss_drv.c
@@ -147,8 +147,6 @@ static int tidss_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, tidss);
- ddev->dev_private = tidss;
-
ret = dispc_init(tidss);
if (ret) {
dev_err(dev, "failed to initialize dispc: %d\n", ret);
diff --git a/drivers/gpu/drm/tidss/tidss_drv.h b/drivers/gpu/drm/tidss/tidss_drv.h
index e2aa6436ad18..b23cd95c8d78 100644
--- a/drivers/gpu/drm/tidss/tidss_drv.h
+++ b/drivers/gpu/drm/tidss/tidss_drv.h
@@ -33,6 +33,8 @@ struct tidss_device {
struct drm_atomic_state *saved_state;
};
+#define to_tidss(__dev) container_of(__dev, struct tidss_device, ddev)
+
int tidss_runtime_get(struct tidss_device *tidss);
void tidss_runtime_put(struct tidss_device *tidss);
diff --git a/drivers/gpu/drm/tidss/tidss_irq.c b/drivers/gpu/drm/tidss/tidss_irq.c
index 612c046738e5..1b80f2d62e0a 100644
--- a/drivers/gpu/drm/tidss/tidss_irq.c
+++ b/drivers/gpu/drm/tidss/tidss_irq.c
@@ -23,7 +23,7 @@ static void tidss_irq_update(struct tidss_device *tidss)
void tidss_irq_enable_vblank(struct drm_crtc *crtc)
{
struct drm_device *ddev = crtc->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
struct tidss_crtc *tcrtc = to_tidss_crtc(crtc);
u32 hw_videoport = tcrtc->hw_videoport;
unsigned long flags;
@@ -38,7 +38,7 @@ void tidss_irq_enable_vblank(struct drm_crtc *crtc)
void tidss_irq_disable_vblank(struct drm_crtc *crtc)
{
struct drm_device *ddev = crtc->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
struct tidss_crtc *tcrtc = to_tidss_crtc(crtc);
u32 hw_videoport = tcrtc->hw_videoport;
unsigned long flags;
@@ -53,7 +53,7 @@ void tidss_irq_disable_vblank(struct drm_crtc *crtc)
irqreturn_t tidss_irq_handler(int irq, void *arg)
{
struct drm_device *ddev = (struct drm_device *)arg;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
unsigned int id;
dispc_irq_t irqstatus;
@@ -95,7 +95,7 @@ void tidss_irq_resume(struct tidss_device *tidss)
void tidss_irq_preinstall(struct drm_device *ddev)
{
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
spin_lock_init(&tidss->wait_lock);
@@ -109,7 +109,7 @@ void tidss_irq_preinstall(struct drm_device *ddev)
int tidss_irq_postinstall(struct drm_device *ddev)
{
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
unsigned long flags;
unsigned int i;
@@ -138,7 +138,7 @@ int tidss_irq_postinstall(struct drm_device *ddev)
void tidss_irq_uninstall(struct drm_device *ddev)
{
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
tidss_runtime_get(tidss);
dispc_set_irqenable(tidss->dispc, 0);
diff --git a/drivers/gpu/drm/tidss/tidss_kms.c b/drivers/gpu/drm/tidss/tidss_kms.c
index 4bd339a467a4..4b99e9fa84a5 100644
--- a/drivers/gpu/drm/tidss/tidss_kms.c
+++ b/drivers/gpu/drm/tidss/tidss_kms.c
@@ -25,7 +25,7 @@
static void tidss_atomic_commit_tail(struct drm_atomic_state *old_state)
{
struct drm_device *ddev = old_state->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
dev_dbg(ddev->dev, "%s\n", __func__);
diff --git a/drivers/gpu/drm/tidss/tidss_plane.c b/drivers/gpu/drm/tidss/tidss_plane.c
index ff99b2dd4a17..23bb3e59504b 100644
--- a/drivers/gpu/drm/tidss/tidss_plane.c
+++ b/drivers/gpu/drm/tidss/tidss_plane.c
@@ -22,7 +22,7 @@ static int tidss_plane_atomic_check(struct drm_plane *plane,
struct drm_plane_state *state)
{
struct drm_device *ddev = plane->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
struct tidss_plane *tplane = to_tidss_plane(plane);
const struct drm_format_info *finfo;
struct drm_crtc_state *crtc_state;
@@ -101,7 +101,7 @@ static void tidss_plane_atomic_update(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
struct drm_device *ddev = plane->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
struct tidss_plane *tplane = to_tidss_plane(plane);
struct drm_plane_state *state = plane->state;
u32 hw_videoport;
@@ -133,7 +133,7 @@ static void tidss_plane_atomic_disable(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
struct drm_device *ddev = plane->dev;
- struct tidss_device *tidss = ddev->dev_private;
+ struct tidss_device *tidss = to_tidss(ddev);
struct tidss_plane *tplane = to_tidss_plane(plane);
dev_dbg(ddev->dev, "%s\n", __func__);
--
2.25.1
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