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| author | james qian wang (Arm Technology China) <james.qian.wang@arm.com> | 2019-01-22 11:11:25 +0000 |
|---|---|---|
| committer | Liviu Dudau <Liviu.Dudau@arm.com> | 2019-04-29 12:35:57 +0100 |
| commit | 98fe3f93a9ca58e937376074c6d3c680a1e54906 (patch) | |
| tree | cccd3290bd44e9433fb0878a3aa914143e16690d /drivers/gpu/drm/arm | |
| parent | b7925b61bd311015e48fdfc8983572d0009e3909 (diff) | |
| download | linux-stable-98fe3f93a9ca58e937376074c6d3c680a1e54906.tar.gz linux-stable-98fe3f93a9ca58e937376074c6d3c680a1e54906.tar.bz2 linux-stable-98fe3f93a9ca58e937376074c6d3c680a1e54906.zip | |
drm/komeda: Add komeda_crtc_vblank_enable/disable
Add a new komeda_dev_func->on_off_vblank to enable/disable HW vblank event
Signed-off-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
Diffstat (limited to 'drivers/gpu/drm/arm')
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/komeda_crtc.c | 19 | ||||
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/komeda_dev.h | 3 |
3 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c b/drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c index fd43177895c4..b01b628019ba 100644 --- a/drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c +++ b/drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c @@ -243,6 +243,15 @@ static int d71_disable_irq(struct komeda_dev *mdev) return 0; } +static void d71_on_off_vblank(struct komeda_dev *mdev, int master_pipe, bool on) +{ + struct d71_dev *d71 = mdev->chip_data; + struct d71_pipeline *pipe = d71->pipes[master_pipe]; + + malidp_write32_mask(pipe->dou_addr, BLK_IRQ_MASK, + DOU_IRQ_PL0, on ? DOU_IRQ_PL0 : 0); +} + static int to_d71_opmode(int core_mode) { switch (core_mode) { @@ -500,6 +509,7 @@ static struct komeda_dev_funcs d71_chip_funcs = { .irq_handler = d71_irq_handler, .enable_irq = d71_enable_irq, .disable_irq = d71_disable_irq, + .on_off_vblank = d71_on_off_vblank, .change_opmode = d71_change_opmode, .flush = d71_flush, }; diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c b/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c index 6c85d36208e0..015ae217ebc3 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c @@ -351,7 +351,26 @@ struct drm_crtc_helper_funcs komeda_crtc_helper_funcs = { .mode_fixup = komeda_crtc_mode_fixup, }; +static int komeda_crtc_vblank_enable(struct drm_crtc *crtc) +{ + struct komeda_dev *mdev = crtc->dev->dev_private; + struct komeda_crtc *kcrtc = to_kcrtc(crtc); + + mdev->funcs->on_off_vblank(mdev, kcrtc->master->id, true); + return 0; +} + +static void komeda_crtc_vblank_disable(struct drm_crtc *crtc) +{ + struct komeda_dev *mdev = crtc->dev->dev_private; + struct komeda_crtc *kcrtc = to_kcrtc(crtc); + + mdev->funcs->on_off_vblank(mdev, kcrtc->master->id, false); +} + static const struct drm_crtc_funcs komeda_crtc_funcs = { + .enable_vblank = komeda_crtc_vblank_enable, + .disable_vblank = komeda_crtc_vblank_disable, }; int komeda_kms_setup_crtcs(struct komeda_kms_dev *kms, diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h index 1ad1f6e49854..8acd25afb3e9 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h @@ -103,6 +103,9 @@ struct komeda_dev_funcs { int (*enable_irq)(struct komeda_dev *mdev); /** @disable_irq: disable irq */ int (*disable_irq)(struct komeda_dev *mdev); + /** @on_off_vblank: notify HW to on/off vblank */ + void (*on_off_vblank)(struct komeda_dev *mdev, + int master_pipe, bool on); /** @dump_register: Optional, dump registers to seq_file */ void (*dump_register)(struct komeda_dev *mdev, struct seq_file *seq); |