drm: Nuke modifier[1-3]

It has been suggested that having per-plane modifiers is making life
more difficult for userspace, so let's just retire modifier[1-3] and
use modifier[0] to apply to the entire framebuffer.

Obviosuly this means that if individual planes need different tiling
layouts and whatnot we will need a new modifier for each combination
of planes with different tiling layouts.

For a bit of extra backwards compatilbilty the kernel will allow
non-zero modifier[1+] but it require that they will match modifier[0].
This in case there's existing userspace out there that sets
modifier[1+] to something non-zero with planar formats.

Mostly a cocci job, with a bit of manual stuff mixed in.

@@
struct drm_framebuffer *fb;
expression E;
@@
- fb->modifier[E]
+ fb->modifier

@@
struct drm_framebuffer fb;
expression E;
@@
- fb.modifier[E]
+ fb.modifier

Cc: Kristian Høgsberg <hoegsberg@gmail.com>
Cc: Ben Widawsky <benjamin.widawsky@intel.com>
Cc: Rob Clark <robdclark@gmail.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Tomeu Vizoso <tomeu@tomeuvizoso.net>
Cc: dczaplejewicz@collabora.co.uk
Suggested-by: Kristian Høgsberg <hoegsberg@gmail.com>
Acked-by: Ben Widawsky <ben@bwidawsk.net>
Acked-by: Daniel Stone <daniels@collabora.com>
Acked-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1479295996-26246-1-git-send-email-ville.syrjala@linux.intel.com

1 files changed, 36 insertions, 36 deletions

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 6fd6283fa1f8..c63ba7f435bb 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2195,7 +2195,7 @@ intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb, unsigned int rotation)
 
 	WARN_ON(!mutex_is_locked(&dev->struct_mutex));
 
-	alignment = intel_surf_alignment(dev_priv, fb->modifier[0]);
+	alignment = intel_surf_alignment(dev_priv, fb->modifier);
 
 	intel_fill_fb_ggtt_view(&view, fb, rotation);
 
@@ -2356,13 +2356,13 @@ static u32 intel_adjust_tile_offset(int *x, int *y,
 
 	WARN_ON(new_offset > old_offset);
 
-	if (fb->modifier[plane] != DRM_FORMAT_MOD_NONE) {
+	if (fb->modifier != DRM_FORMAT_MOD_NONE) {
 		unsigned int tile_size, tile_width, tile_height;
 		unsigned int pitch_tiles;
 
 		tile_size = intel_tile_size(dev_priv);
 		intel_tile_dims(dev_priv, &tile_width, &tile_height,
-				fb->modifier[plane], cpp);
+				fb->modifier, cpp);
 
 		if (drm_rotation_90_or_270(rotation)) {
 			pitch_tiles = pitch / tile_height;
@@ -2405,7 +2405,7 @@ static u32 _intel_compute_tile_offset(const struct drm_i915_private *dev_priv,
 				      unsigned int rotation,
 				      u32 alignment)
 {
-	uint64_t fb_modifier = fb->modifier[plane];
+	uint64_t fb_modifier = fb->modifier;
 	unsigned int cpp = drm_format_plane_cpp(fb->pixel_format, plane);
 	u32 offset, offset_aligned;
 
@@ -2464,7 +2464,7 @@ u32 intel_compute_tile_offset(int *x, int *y,
 	if (fb->pixel_format == DRM_FORMAT_NV12 && plane == 1)
 		alignment = 4096;
 	else
-		alignment = intel_surf_alignment(dev_priv, fb->modifier[plane]);
+		alignment = intel_surf_alignment(dev_priv, fb->modifier);
 
 	return _intel_compute_tile_offset(dev_priv, x, y, fb, plane, pitch,
 					  rotation, alignment);
@@ -2546,13 +2546,13 @@ intel_fill_fb_info(struct drm_i915_private *dev_priv,
 						    DRM_ROTATE_0, tile_size);
 		offset /= tile_size;
 
-		if (fb->modifier[i] != DRM_FORMAT_MOD_NONE) {
+		if (fb->modifier != DRM_FORMAT_MOD_NONE) {
 			unsigned int tile_width, tile_height;
 			unsigned int pitch_tiles;
 			struct drm_rect r;
 
 			intel_tile_dims(dev_priv, &tile_width, &tile_height,
-					fb->modifier[i], cpp);
+					fb->modifier, cpp);
 
 			rot_info->plane[i].offset = offset;
 			rot_info->plane[i].stride = DIV_ROUND_UP(fb->pitches[i], tile_width * cpp);
@@ -2711,7 +2711,7 @@ intel_alloc_initial_plane_obj(struct intel_crtc *crtc,
 	mode_cmd.width = fb->width;
 	mode_cmd.height = fb->height;
 	mode_cmd.pitches[0] = fb->pitches[0];
-	mode_cmd.modifier[0] = fb->modifier[0];
+	mode_cmd.modifier[0] = fb->modifier;
 	mode_cmd.flags = DRM_MODE_FB_MODIFIERS;
 
 	if (intel_framebuffer_init(dev, to_intel_framebuffer(fb),
@@ -2841,7 +2841,7 @@ static int skl_max_plane_width(const struct drm_framebuffer *fb, int plane,
 {
 	int cpp = drm_format_plane_cpp(fb->pixel_format, plane);
 
-	switch (fb->modifier[plane]) {
+	switch (fb->modifier) {
 	case DRM_FORMAT_MOD_NONE:
 	case I915_FORMAT_MOD_X_TILED:
 		switch (cpp) {
@@ -2872,7 +2872,7 @@ static int skl_max_plane_width(const struct drm_framebuffer *fb, int plane,
 		}
 		break;
 	default:
-		MISSING_CASE(fb->modifier[plane]);
+		MISSING_CASE(fb->modifier);
 	}
 
 	return 2048;
@@ -2900,7 +2900,7 @@ static int skl_check_main_surface(struct intel_plane_state *plane_state)
 	intel_add_fb_offsets(&x, &y, plane_state, 0);
 	offset = intel_compute_tile_offset(&x, &y, plane_state, 0);
 
-	alignment = intel_surf_alignment(dev_priv, fb->modifier[0]);
+	alignment = intel_surf_alignment(dev_priv, fb->modifier);
 
 	/*
 	 * AUX surface offset is specified as the distance from the
@@ -2917,7 +2917,7 @@ static int skl_check_main_surface(struct intel_plane_state *plane_state)
 	 *
 	 * TODO: linear and Y-tiled seem fine, Yf untested,
 	 */
-	if (fb->modifier[0] == I915_FORMAT_MOD_X_TILED) {
+	if (fb->modifier == I915_FORMAT_MOD_X_TILED) {
 		int cpp = drm_format_plane_cpp(fb->pixel_format, 0);
 
 		while ((x + w) * cpp > fb->pitches[0]) {
@@ -3067,7 +3067,7 @@ static void i9xx_update_primary_plane(struct drm_plane *primary,
 	}
 
 	if (INTEL_GEN(dev_priv) >= 4 &&
-	    fb->modifier[0] == I915_FORMAT_MOD_X_TILED)
+	    fb->modifier == I915_FORMAT_MOD_X_TILED)
 		dspcntr |= DISPPLANE_TILED;
 
 	if (IS_G4X(dev_priv))
@@ -3169,7 +3169,7 @@ static void ironlake_update_primary_plane(struct drm_plane *primary,
 		BUG();
 	}
 
-	if (fb->modifier[0] == I915_FORMAT_MOD_X_TILED)
+	if (fb->modifier == I915_FORMAT_MOD_X_TILED)
 		dspcntr |= DISPPLANE_TILED;
 
 	if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv))
@@ -3278,9 +3278,9 @@ u32 skl_plane_stride(const struct drm_framebuffer *fb, int plane,
 	if (drm_rotation_90_or_270(rotation)) {
 		int cpp = drm_format_plane_cpp(fb->pixel_format, plane);
 
-		stride /= intel_tile_height(dev_priv, fb->modifier[0], cpp);
+		stride /= intel_tile_height(dev_priv, fb->modifier, cpp);
 	} else {
-		stride /= intel_fb_stride_alignment(dev_priv, fb->modifier[0],
+		stride /= intel_fb_stride_alignment(dev_priv, fb->modifier,
 						    fb->pixel_format);
 	}
 
@@ -3399,7 +3399,7 @@ static void skylake_update_primary_plane(struct drm_plane *plane,
 		    PLANE_CTL_PIPE_CSC_ENABLE;
 
 	plane_ctl |= skl_plane_ctl_format(fb->pixel_format);
-	plane_ctl |= skl_plane_ctl_tiling(fb->modifier[0]);
+	plane_ctl |= skl_plane_ctl_tiling(fb->modifier);
 	plane_ctl |= PLANE_CTL_PLANE_GAMMA_DISABLE;
 	plane_ctl |= skl_plane_ctl_rotation(rotation);
 
@@ -8730,7 +8730,7 @@ i9xx_get_initial_plane_config(struct intel_crtc *crtc,
 	if (INTEL_INFO(dev)->gen >= 4) {
 		if (val & DISPPLANE_TILED) {
 			plane_config->tiling = I915_TILING_X;
-			fb->modifier[0] = I915_FORMAT_MOD_X_TILED;
+			fb->modifier = I915_FORMAT_MOD_X_TILED;
 		}
 	}
 
@@ -8759,7 +8759,7 @@ i9xx_get_initial_plane_config(struct intel_crtc *crtc,
 
 	aligned_height = intel_fb_align_height(dev, fb->height,
 					       fb->pixel_format,
-					       fb->modifier[0]);
+					       fb->modifier);
 
 	plane_config->size = fb->pitches[0] * aligned_height;
 
@@ -9773,17 +9773,17 @@ skylake_get_initial_plane_config(struct intel_crtc *crtc,
 	tiling = val & PLANE_CTL_TILED_MASK;
 	switch (tiling) {
 	case PLANE_CTL_TILED_LINEAR:
-		fb->modifier[0] = DRM_FORMAT_MOD_NONE;
+		fb->modifier = DRM_FORMAT_MOD_NONE;
 		break;
 	case PLANE_CTL_TILED_X:
 		plane_config->tiling = I915_TILING_X;
-		fb->modifier[0] = I915_FORMAT_MOD_X_TILED;
+		fb->modifier = I915_FORMAT_MOD_X_TILED;
 		break;
 	case PLANE_CTL_TILED_Y:
-		fb->modifier[0] = I915_FORMAT_MOD_Y_TILED;
+		fb->modifier = I915_FORMAT_MOD_Y_TILED;
 		break;
 	case PLANE_CTL_TILED_YF:
-		fb->modifier[0] = I915_FORMAT_MOD_Yf_TILED;
+		fb->modifier = I915_FORMAT_MOD_Yf_TILED;
 		break;
 	default:
 		MISSING_CASE(tiling);
@@ -9800,13 +9800,13 @@ skylake_get_initial_plane_config(struct intel_crtc *crtc,
 	fb->width = ((val >> 0) & 0x1fff) + 1;
 
 	val = I915_READ(PLANE_STRIDE(pipe, 0));
-	stride_mult = intel_fb_stride_alignment(dev_priv, fb->modifier[0],
+	stride_mult = intel_fb_stride_alignment(dev_priv, fb->modifier,
 						fb->pixel_format);
 	fb->pitches[0] = (val & 0x3ff) * stride_mult;
 
 	aligned_height = intel_fb_align_height(dev, fb->height,
 					       fb->pixel_format,
-					       fb->modifier[0]);
+					       fb->modifier);
 
 	plane_config->size = fb->pitches[0] * aligned_height;
 
@@ -9874,7 +9874,7 @@ ironlake_get_initial_plane_config(struct intel_crtc *crtc,
 	if (INTEL_INFO(dev)->gen >= 4) {
 		if (val & DISPPLANE_TILED) {
 			plane_config->tiling = I915_TILING_X;
-			fb->modifier[0] = I915_FORMAT_MOD_X_TILED;
+			fb->modifier = I915_FORMAT_MOD_X_TILED;
 		}
 	}
 
@@ -9903,7 +9903,7 @@ ironlake_get_initial_plane_config(struct intel_crtc *crtc,
 
 	aligned_height = intel_fb_align_height(dev, fb->height,
 					       fb->pixel_format,
-					       fb->modifier[0]);
+					       fb->modifier);
 
 	plane_config->size = fb->pitches[0] * aligned_height;
 
@@ -11818,7 +11818,7 @@ static int intel_gen4_queue_flip(struct drm_device *dev,
 			MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
 	intel_ring_emit(ring, fb->pitches[0]);
 	intel_ring_emit(ring, intel_crtc->flip_work->gtt_offset |
-			intel_fb_modifier_to_tiling(fb->modifier[0]));
+			intel_fb_modifier_to_tiling(fb->modifier));
 
 	/* XXX Enabling the panel-fitter across page-flip is so far
 	 * untested on non-native modes, so ignore it for now.
@@ -11851,7 +11851,7 @@ static int intel_gen6_queue_flip(struct drm_device *dev,
 	intel_ring_emit(ring, MI_DISPLAY_FLIP |
 			MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
 	intel_ring_emit(ring, fb->pitches[0] |
-			intel_fb_modifier_to_tiling(fb->modifier[0]));
+			intel_fb_modifier_to_tiling(fb->modifier));
 	intel_ring_emit(ring, intel_crtc->flip_work->gtt_offset);
 
 	/* Contrary to the suggestions in the documentation,
@@ -11957,7 +11957,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev,
 
 	intel_ring_emit(ring, MI_DISPLAY_FLIP_I915 | plane_bit);
 	intel_ring_emit(ring, fb->pitches[0] |
-			intel_fb_modifier_to_tiling(fb->modifier[0]));
+			intel_fb_modifier_to_tiling(fb->modifier));
 	intel_ring_emit(ring, intel_crtc->flip_work->gtt_offset);
 	intel_ring_emit(ring, (MI_NOOP));
 
@@ -12003,7 +12003,7 @@ static void skl_do_mmio_flip(struct intel_crtc *intel_crtc,
 
 	ctl = I915_READ(PLANE_CTL(pipe, 0));
 	ctl &= ~PLANE_CTL_TILED_MASK;
-	switch (fb->modifier[0]) {
+	switch (fb->modifier) {
 	case DRM_FORMAT_MOD_NONE:
 		break;
 	case I915_FORMAT_MOD_X_TILED:
@@ -12016,7 +12016,7 @@ static void skl_do_mmio_flip(struct intel_crtc *intel_crtc,
 		ctl |= PLANE_CTL_TILED_YF;
 		break;
 	default:
-		MISSING_CASE(fb->modifier[0]);
+		MISSING_CASE(fb->modifier);
 	}
 
 	/*
@@ -12041,7 +12041,7 @@ static void ilk_do_mmio_flip(struct intel_crtc *intel_crtc,
 
 	dspcntr = I915_READ(reg);
 
-	if (fb->modifier[0] == I915_FORMAT_MOD_X_TILED)
+	if (fb->modifier == I915_FORMAT_MOD_X_TILED)
 		dspcntr |= DISPPLANE_TILED;
 	else
 		dspcntr &= ~DISPPLANE_TILED;
@@ -12256,7 +12256,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
 
 	if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
 		engine = dev_priv->engine[BCS];
-		if (fb->modifier[0] != old_fb->modifier[0])
+		if (fb->modifier != old_fb->modifier)
 			/* vlv: DISPLAY_FLIP fails to change tiling */
 			engine = NULL;
 	} else if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) {
@@ -12412,7 +12412,7 @@ static bool intel_wm_need_update(struct drm_plane *plane,
 	if (!cur->base.fb || !new->base.fb)
 		return false;
 
-	if (cur->base.fb->modifier[0] != new->base.fb->modifier[0] ||
+	if (cur->base.fb->modifier != new->base.fb->modifier ||
 	    cur->base.rotation != new->base.rotation ||
 	    drm_rect_width(&new->base.src) != drm_rect_width(&cur->base.src) ||
 	    drm_rect_height(&new->base.src) != drm_rect_height(&cur->base.src) ||
@@ -15106,7 +15106,7 @@ intel_check_cursor_plane(struct drm_plane *plane,
 		return -ENOMEM;
 	}
 
-	if (fb->modifier[0] != DRM_FORMAT_MOD_NONE) {
+	if (fb->modifier != DRM_FORMAT_MOD_NONE) {
 		DRM_DEBUG_KMS("cursor cannot be tiled\n");
 		return -EINVAL;
 	}