181 lines
6.9 KiB
Diff
181 lines
6.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jernej Skrabec <[email protected]>
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Date: Sun, 12 Oct 2025 21:23:17 +0200
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Subject: drm/sun4i: vi_layer: use layer struct instead of multiple args
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This change is equally a cleanup (less arguments) and preparation for
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DE33 separate plane driver. It will introduce additional register space.
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No functional changes.
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Reviewed-by: Chen-Yu Tsai <[email protected]>
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Tested-by: Ryan Walklin <[email protected]>
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Signed-off-by: Jernej Skrabec <[email protected]>
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---
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drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 58 +++++-----
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1 file changed, 28 insertions(+), 30 deletions(-)
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diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
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index 111111111111..222222222222 100644
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--- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
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+++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
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@@ -18,24 +18,24 @@
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#include "sun8i_vi_layer.h"
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#include "sun8i_vi_scaler.h"
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-static void sun8i_vi_layer_disable(struct sun8i_mixer *mixer,
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- int channel, int overlay)
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+static void sun8i_vi_layer_disable(struct sun8i_layer *layer)
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{
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- u32 ch_base = sun8i_channel_base(mixer, channel);
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+ struct sun8i_mixer *mixer = layer->mixer;
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+ u32 ch_base = sun8i_channel_base(mixer, layer->channel);
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regmap_write(mixer->engine.regs,
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- SUN8I_MIXER_CHAN_VI_LAYER_ATTR(ch_base, overlay), 0);
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+ SUN8I_MIXER_CHAN_VI_LAYER_ATTR(ch_base, layer->overlay), 0);
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}
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-static void sun8i_vi_layer_update_attributes(struct sun8i_mixer *mixer,
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- int channel, int overlay,
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+static void sun8i_vi_layer_update_attributes(struct sun8i_layer *layer,
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struct drm_plane *plane)
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{
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struct drm_plane_state *state = plane->state;
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+ struct sun8i_mixer *mixer = layer->mixer;
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const struct drm_format_info *fmt;
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u32 val, ch_base, hw_fmt;
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- ch_base = sun8i_channel_base(mixer, channel);
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+ ch_base = sun8i_channel_base(mixer, layer->channel);
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fmt = state->fb->format;
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sun8i_mixer_drm_format_to_hw(fmt->format, &hw_fmt);
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@@ -55,14 +55,15 @@ static void sun8i_vi_layer_update_attributes(struct sun8i_mixer *mixer,
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}
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regmap_write(mixer->engine.regs,
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- SUN8I_MIXER_CHAN_VI_LAYER_ATTR(ch_base, overlay), val);
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+ SUN8I_MIXER_CHAN_VI_LAYER_ATTR(ch_base, layer->overlay), val);
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}
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-static void sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel,
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- int overlay, struct drm_plane *plane)
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+static void sun8i_vi_layer_update_coord(struct sun8i_layer *layer,
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+ struct drm_plane *plane)
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{
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struct drm_plane_state *state = plane->state;
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const struct drm_format_info *format = state->fb->format;
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+ struct sun8i_mixer *mixer = layer->mixer;
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u32 src_w, src_h, dst_w, dst_h;
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u32 outsize, insize;
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u32 hphase, vphase;
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@@ -72,9 +73,9 @@ static void sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel,
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u32 ch_base;
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DRM_DEBUG_DRIVER("Updating VI channel %d overlay %d\n",
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- channel, overlay);
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+ layer->channel, layer->overlay);
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- ch_base = sun8i_channel_base(mixer, channel);
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+ ch_base = sun8i_channel_base(mixer, layer->channel);
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src_w = drm_rect_width(&state->src) >> 16;
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src_h = drm_rect_height(&state->src) >> 16;
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@@ -112,7 +113,7 @@ static void sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel,
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(state->src.y1 >> 16) & ~(format->vsub - 1));
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DRM_DEBUG_DRIVER("Layer source size W: %d H: %d\n", src_w, src_h);
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regmap_write(mixer->engine.regs,
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- SUN8I_MIXER_CHAN_VI_LAYER_SIZE(ch_base, overlay),
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+ SUN8I_MIXER_CHAN_VI_LAYER_SIZE(ch_base, layer->overlay),
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insize);
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regmap_write(mixer->engine.regs,
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SUN8I_MIXER_CHAN_VI_OVL_SIZE(ch_base),
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@@ -161,13 +162,13 @@ static void sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel,
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hscale = (src_w << 16) / dst_w;
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vscale = (src_h << 16) / dst_h;
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- sun8i_vi_scaler_setup(mixer, channel, src_w, src_h, dst_w,
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+ sun8i_vi_scaler_setup(mixer, layer->channel, src_w, src_h, dst_w,
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dst_h, hscale, vscale, hphase, vphase,
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format);
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- sun8i_vi_scaler_enable(mixer, channel, true);
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+ sun8i_vi_scaler_enable(mixer, layer->channel, true);
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} else {
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DRM_DEBUG_DRIVER("HW scaling is not needed\n");
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- sun8i_vi_scaler_enable(mixer, channel, false);
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+ sun8i_vi_scaler_enable(mixer, layer->channel, false);
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}
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regmap_write(mixer->engine.regs,
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@@ -188,10 +189,11 @@ static void sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel,
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SUN8I_MIXER_CHAN_VI_DS_M(vm));
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}
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-static void sun8i_vi_layer_update_buffer(struct sun8i_mixer *mixer, int channel,
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- int overlay, struct drm_plane *plane)
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+static void sun8i_vi_layer_update_buffer(struct sun8i_layer *layer,
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+ struct drm_plane *plane)
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{
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struct drm_plane_state *state = plane->state;
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+ struct sun8i_mixer *mixer = layer->mixer;
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struct drm_framebuffer *fb = state->fb;
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const struct drm_format_info *format = fb->format;
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struct drm_gem_dma_object *gem;
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@@ -200,7 +202,7 @@ static void sun8i_vi_layer_update_buffer(struct sun8i_mixer *mixer, int channel,
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u32 ch_base;
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int i;
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- ch_base = sun8i_channel_base(mixer, channel);
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+ ch_base = sun8i_channel_base(mixer, layer->channel);
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/* Adjust x and y to be dividable by subsampling factor */
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src_x = (state->src.x1 >> 16) & ~(format->hsub - 1);
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@@ -232,7 +234,7 @@ static void sun8i_vi_layer_update_buffer(struct sun8i_mixer *mixer, int channel,
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i + 1, fb->pitches[i]);
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regmap_write(mixer->engine.regs,
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SUN8I_MIXER_CHAN_VI_LAYER_PITCH(ch_base,
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- overlay, i),
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+ layer->overlay, i),
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fb->pitches[i]);
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DRM_DEBUG_DRIVER("Setting %d. buffer address to %pad\n",
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@@ -240,7 +242,7 @@ static void sun8i_vi_layer_update_buffer(struct sun8i_mixer *mixer, int channel,
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regmap_write(mixer->engine.regs,
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SUN8I_MIXER_CHAN_VI_LAYER_TOP_LADDR(ch_base,
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- overlay, i),
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+ layer->overlay, i),
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lower_32_bits(dma_addr));
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}
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}
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@@ -292,20 +294,16 @@ static void sun8i_vi_layer_atomic_update(struct drm_plane *plane,
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struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state,
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plane);
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struct sun8i_layer *layer = plane_to_sun8i_layer(plane);
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- struct sun8i_mixer *mixer = layer->mixer;
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if (!new_state->crtc || !new_state->visible) {
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- sun8i_vi_layer_disable(mixer, layer->channel, layer->overlay);
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+ sun8i_vi_layer_disable(layer);
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return;
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}
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- sun8i_vi_layer_update_attributes(mixer, layer->channel,
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- layer->overlay, plane);
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- sun8i_vi_layer_update_coord(mixer, layer->channel,
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- layer->overlay, plane);
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- sun8i_csc_config(mixer, layer->channel, new_state);
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- sun8i_vi_layer_update_buffer(mixer, layer->channel,
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- layer->overlay, plane);
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+ sun8i_vi_layer_update_attributes(layer, plane);
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+ sun8i_vi_layer_update_coord(layer, plane);
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+ sun8i_csc_config(layer->mixer, layer->channel, new_state);
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+ sun8i_vi_layer_update_buffer(layer, plane);
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}
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static const struct drm_plane_helper_funcs sun8i_vi_layer_helper_funcs = {
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--
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Armbian
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