[PATCH 14/23] drm/i915: Convert to CRTC VBLANK callbacks

[Thomas Zimmermann <tzimmermann@suse.de>]

VBLANK callbacks in struct drm_driver are deprecated in favor of
their equivalents in struct drm_crtc_funcs. Convert i915 over.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
---
 drivers/gpu/drm/i915/display/intel_display.c |  7 +++++++
 drivers/gpu/drm/i915/i915_drv.c              |  2 --
 drivers/gpu/drm/i915/i915_irq.c              | 13 +++----------
 drivers/gpu/drm/i915/i915_irq.h              |  3 +--
 4 files changed, 11 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index da5266e76738..515788698298 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -16227,6 +16227,7 @@ static const struct drm_crtc_funcs bdw_crtc_funcs = {
 	.get_vblank_counter = g4x_get_vblank_counter,
 	.enable_vblank = bdw_enable_vblank,
 	.disable_vblank = bdw_disable_vblank,
+	.get_vblank_timestamp = i915_calc_vbltimestamp_from_scanoutpos,
 };
 
 static const struct drm_crtc_funcs ilk_crtc_funcs = {
@@ -16235,6 +16236,7 @@ static const struct drm_crtc_funcs ilk_crtc_funcs = {
 	.get_vblank_counter = g4x_get_vblank_counter,
 	.enable_vblank = ilk_enable_vblank,
 	.disable_vblank = ilk_disable_vblank,
+	.get_vblank_timestamp = i915_calc_vbltimestamp_from_scanoutpos,
 };
 
 static const struct drm_crtc_funcs g4x_crtc_funcs = {
@@ -16243,6 +16245,7 @@ static const struct drm_crtc_funcs g4x_crtc_funcs = {
 	.get_vblank_counter = g4x_get_vblank_counter,
 	.enable_vblank = i965_enable_vblank,
 	.disable_vblank = i965_disable_vblank,
+	.get_vblank_timestamp = i915_calc_vbltimestamp_from_scanoutpos,
 };
 
 static const struct drm_crtc_funcs i965_crtc_funcs = {
@@ -16251,6 +16254,7 @@ static const struct drm_crtc_funcs i965_crtc_funcs = {
 	.get_vblank_counter = i915_get_vblank_counter,
 	.enable_vblank = i965_enable_vblank,
 	.disable_vblank = i965_disable_vblank,
+	.get_vblank_timestamp = i915_calc_vbltimestamp_from_scanoutpos,
 };
 
 static const struct drm_crtc_funcs i915gm_crtc_funcs = {
@@ -16259,6 +16263,7 @@ static const struct drm_crtc_funcs i915gm_crtc_funcs = {
 	.get_vblank_counter = i915_get_vblank_counter,
 	.enable_vblank = i915gm_enable_vblank,
 	.disable_vblank = i915gm_disable_vblank,
+	.get_vblank_timestamp = i915_calc_vbltimestamp_from_scanoutpos,
 };
 
 static const struct drm_crtc_funcs i915_crtc_funcs = {
@@ -16267,6 +16272,7 @@ static const struct drm_crtc_funcs i915_crtc_funcs = {
 	.get_vblank_counter = i915_get_vblank_counter,
 	.enable_vblank = i8xx_enable_vblank,
 	.disable_vblank = i8xx_disable_vblank,
+	.get_vblank_timestamp = i915_calc_vbltimestamp_from_scanoutpos,
 };
 
 static const struct drm_crtc_funcs i8xx_crtc_funcs = {
@@ -16275,6 +16281,7 @@ static const struct drm_crtc_funcs i8xx_crtc_funcs = {
 	/* no hw vblank counter */
 	.enable_vblank = i8xx_enable_vblank,
 	.disable_vblank = i8xx_disable_vblank,
+	.get_vblank_timestamp = i915_calc_vbltimestamp_from_scanoutpos,
 };
 
 static struct intel_crtc *intel_crtc_alloc(void)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 4a0a7fb85c53..30b9ba136a81 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -2769,8 +2769,6 @@ static struct drm_driver driver = {
 	.gem_prime_export = i915_gem_prime_export,
 	.gem_prime_import = i915_gem_prime_import,
 
-	.get_vblank_timestamp = i915_calc_vbltimestamp_from_scanoutpos,
-
 	.dumb_create = i915_gem_dumb_create,
 	.dumb_map_offset = i915_gem_dumb_mmap_offset,
 
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 99d0c3b0feae..dbbbdff8fa89 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -885,28 +885,21 @@ static bool i915_get_crtc_scanoutpos(struct drm_device *dev,
 	return true;
 }
 
-bool i915_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev,
-					    unsigned int pipe,
+bool i915_calc_vbltimestamp_from_scanoutpos(struct drm_crtc *crtc,
 					    int *max_error,
 					    ktime_t *vblank_time,
 					    bool in_vblank_irq)
 {
+	struct drm_device *dev = crtc->dev;
+	unsigned int pipe = crtc->index;
 	struct timespec64 ts_etime, ts_vblank_time;
 	ktime_t stime, etime;
 	bool vbl_status;
-	struct drm_crtc *crtc;
 	const struct drm_display_mode *mode;
 	struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
 	int vpos, hpos, i;
 	int delta_ns, duration_ns;
 
-	crtc = drm_crtc_from_index(dev, pipe);
-
-	if (pipe >= dev->num_crtcs || !crtc) {
-		DRM_ERROR("Invalid crtc %u\n", pipe);
-		return false;
-	}
-
 	if (drm_drv_uses_atomic_modeset(dev))
 		mode = &vblank->hwmode;
 	else
diff --git a/drivers/gpu/drm/i915/i915_irq.h b/drivers/gpu/drm/i915/i915_irq.h
index 5f7b133ce721..756577a7a384 100644
--- a/drivers/gpu/drm/i915/i915_irq.h
+++ b/drivers/gpu/drm/i915/i915_irq.h
@@ -101,8 +101,7 @@ void gen8_irq_power_well_post_enable(struct drm_i915_private *dev_priv,
 void gen8_irq_power_well_pre_disable(struct drm_i915_private *dev_priv,
 				     u8 pipe_mask);
 
-bool i915_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev,
-					    unsigned int pipe,
+bool i915_calc_vbltimestamp_from_scanoutpos(struct drm_crtc *crtc,
 					    int *max_error,
 					    ktime_t *vblank_time,
 					    bool in_vblank_irq);
-- 
2.24.1

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