From: Shawn Guo <shawn.guo@xxxxxxxxxx>
Use drm_crtc_from_index() to find drm_crtc for given index, so that we
do not need to maintain a pointer array in struct vc4_dev.
Signed-off-by: Shawn Guo <shawn.guo@xxxxxxxxxx>
Cc: Eric Anholt <eric@xxxxxxxxxx>
---
drivers/gpu/drm/vc4/vc4_crtc.c | 17 +++++++----------
drivers/gpu/drm/vc4/vc4_drv.h | 1 -
2 files changed, 7 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index a0fd3e66bc4b..75b708b36890 100644
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -156,7 +156,8 @@ int vc4_crtc_get_scanoutpos(struct drm_device *dev, unsigned int crtc_id,
const struct drm_display_mode *mode)
{
struct vc4_dev *vc4 = to_vc4_dev(dev);
- struct vc4_crtc *vc4_crtc = vc4->crtc[crtc_id];
+ struct drm_crtc *crtc = drm_crtc_from_index(dev, crtc_id);
+ struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
u32 val;
int fifo_lines;
int vblank_lines;
@@ -272,9 +273,7 @@ int vc4_crtc_get_vblank_timestamp(struct drm_device *dev, unsigned int crtc_id,
int *max_error, struct timeval *vblank_time,
unsigned flags)
{
- struct vc4_dev *vc4 = to_vc4_dev(dev);
- struct vc4_crtc *vc4_crtc = vc4->crtc[crtc_id];
- struct drm_crtc *crtc = &vc4_crtc->base;
+ struct drm_crtc *crtc = drm_crtc_from_index(dev, crtc_id);
struct drm_crtc_state *state = crtc->state;
/* Helper routine in DRM core does all the work: */
@@ -652,8 +651,8 @@ static void vc4_crtc_atomic_flush(struct drm_crtc *crtc,
int vc4_enable_vblank(struct drm_device *dev, unsigned int crtc_id)
{
- struct vc4_dev *vc4 = to_vc4_dev(dev);
- struct vc4_crtc *vc4_crtc = vc4->crtc[crtc_id];
+ struct drm_crtc *crtc = drm_crtc_from_index(dev, crtc_id);
+ struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
CRTC_WRITE(PV_INTEN, PV_INT_VFP_START);
@@ -662,8 +661,8 @@ int vc4_enable_vblank(struct drm_device *dev, unsigned int crtc_id)
void vc4_disable_vblank(struct drm_device *dev, unsigned int crtc_id)
{
- struct vc4_dev *vc4 = to_vc4_dev(dev);
- struct vc4_crtc *vc4_crtc = vc4->crtc[crtc_id];
+ struct drm_crtc *crtc = drm_crtc_from_index(dev, crtc_id);
+ struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
CRTC_WRITE(PV_INTEN, 0);
}
@@ -937,7 +936,6 @@ static int vc4_crtc_bind(struct device *dev, struct device *master, void *data)
{
struct platform_device *pdev = to_platform_device(dev);
struct drm_device *drm = dev_get_drvdata(master);
- struct vc4_dev *vc4 = to_vc4_dev(drm);
struct vc4_crtc *vc4_crtc;
struct drm_crtc *crtc;
struct drm_plane *primary_plane, *cursor_plane, *destroy_plane, *temp;
@@ -975,7 +973,6 @@ static int vc4_crtc_bind(struct device *dev, struct device *master, void *data)
&vc4_crtc_funcs, NULL);
drm_crtc_helper_add(crtc, &vc4_crtc_helper_funcs);
primary_plane->crtc = crtc;
- vc4->crtc[drm_crtc_index(crtc)] = vc4_crtc;
vc4_crtc->channel = vc4_crtc->data->hvs_channel;
drm_mode_crtc_set_gamma_size(crtc, ARRAY_SIZE(vc4_crtc->lut_r));
diff --git a/drivers/gpu/drm/vc4/vc4_drv.h b/drivers/gpu/drm/vc4/vc4_drv.h
index b5c4bb14d0d1..5d8486cbd574 100644
--- a/drivers/gpu/drm/vc4/vc4_drv.h
+++ b/drivers/gpu/drm/vc4/vc4_drv.h
@@ -14,7 +14,6 @@ struct vc4_dev {
struct vc4_hdmi *hdmi;
struct vc4_hvs *hvs;
- struct vc4_crtc *crtc[3];
struct vc4_v3d *v3d;
struct vc4_dpi *dpi;
struct vc4_vec *vec;
--
1.9.1
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