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-rw-r--r--drivers/gpu/drm/vkms/vkms_crtc.c39
-rw-r--r--drivers/gpu/drm/vkms/vkms_drv.c24
-rw-r--r--drivers/gpu/drm/vkms/vkms_drv.h11
-rw-r--r--drivers/gpu/drm/vkms/vkms_formats.c32
-rw-r--r--drivers/gpu/drm/vkms/vkms_output.c61
-rw-r--r--drivers/gpu/drm/vkms/vkms_plane.c1
-rw-r--r--drivers/gpu/drm/vkms/vkms_writeback.c37
7 files changed, 123 insertions, 82 deletions
diff --git a/drivers/gpu/drm/vkms/vkms_crtc.c b/drivers/gpu/drm/vkms/vkms_crtc.c
index 28a57ae109fc..12034ec12029 100644
--- a/drivers/gpu/drm/vkms/vkms_crtc.c
+++ b/drivers/gpu/drm/vkms/vkms_crtc.c
@@ -4,6 +4,7 @@
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
+#include <drm/drm_managed.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_vblank.h>
@@ -64,8 +65,8 @@ static int vkms_enable_vblank(struct drm_crtc *crtc)
struct drm_vblank_crtc *vblank = drm_crtc_vblank_crtc(crtc);
struct vkms_output *out = drm_crtc_to_vkms_output(crtc);
- hrtimer_init(&out->vblank_hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
- out->vblank_hrtimer.function = &vkms_vblank_simulate;
+ hrtimer_setup(&out->vblank_hrtimer, &vkms_vblank_simulate, CLOCK_MONOTONIC,
+ HRTIMER_MODE_REL);
out->period_ns = ktime_set(0, vblank->framedur_ns);
hrtimer_start(&out->vblank_hrtimer, out->period_ns, HRTIMER_MODE_REL);
@@ -83,9 +84,7 @@ static bool vkms_get_vblank_timestamp(struct drm_crtc *crtc,
int *max_error, ktime_t *vblank_time,
bool in_vblank_irq)
{
- struct drm_device *dev = crtc->dev;
- struct vkms_device *vkmsdev = drm_device_to_vkms_device(dev);
- struct vkms_output *output = &vkmsdev->output;
+ struct vkms_output *output = drm_crtc_to_vkms_output(crtc);
struct drm_vblank_crtc *vblank = drm_crtc_vblank_crtc(crtc);
if (!READ_ONCE(vblank->enabled)) {
@@ -270,25 +269,29 @@ static const struct drm_crtc_helper_funcs vkms_crtc_helper_funcs = {
.atomic_disable = vkms_crtc_atomic_disable,
};
-int vkms_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
- struct drm_plane *primary, struct drm_plane *cursor)
+struct vkms_output *vkms_crtc_init(struct drm_device *dev, struct drm_plane *primary,
+ struct drm_plane *cursor)
{
- struct vkms_output *vkms_out = drm_crtc_to_vkms_output(crtc);
+ struct vkms_output *vkms_out;
+ struct drm_crtc *crtc;
int ret;
- ret = drmm_crtc_init_with_planes(dev, crtc, primary, cursor,
- &vkms_crtc_funcs, NULL);
- if (ret) {
- DRM_ERROR("Failed to init CRTC\n");
- return ret;
+ vkms_out = drmm_crtc_alloc_with_planes(dev, struct vkms_output, crtc,
+ primary, cursor,
+ &vkms_crtc_funcs, NULL);
+ if (IS_ERR(vkms_out)) {
+ DRM_DEV_ERROR(dev->dev, "Failed to init CRTC\n");
+ return vkms_out;
}
+ crtc = &vkms_out->crtc;
+
drm_crtc_helper_add(crtc, &vkms_crtc_helper_funcs);
ret = drm_mode_crtc_set_gamma_size(crtc, VKMS_LUT_SIZE);
if (ret) {
DRM_ERROR("Failed to set gamma size\n");
- return ret;
+ return ERR_PTR(ret);
}
drm_crtc_enable_color_mgmt(crtc, 0, false, VKMS_LUT_SIZE);
@@ -296,9 +299,11 @@ int vkms_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
spin_lock_init(&vkms_out->lock);
spin_lock_init(&vkms_out->composer_lock);
- vkms_out->composer_workq = alloc_ordered_workqueue("vkms_composer", 0);
+ vkms_out->composer_workq = drmm_alloc_ordered_workqueue(dev, "vkms_composer", 0);
+ if (IS_ERR(vkms_out->composer_workq))
+ return ERR_CAST(vkms_out->composer_workq);
if (!vkms_out->composer_workq)
- return -ENOMEM;
+ return ERR_PTR(-ENOMEM);
- return ret;
+ return vkms_out;
}
diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index e0409aba9349..b6de91134a22 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.c
+++ b/drivers/gpu/drm/vkms/vkms_drv.c
@@ -53,14 +53,6 @@ MODULE_PARM_DESC(enable_overlay, "Enable/Disable overlay support");
DEFINE_DRM_GEM_FOPS(vkms_driver_fops);
-static void vkms_release(struct drm_device *dev)
-{
- struct vkms_device *vkms = drm_device_to_vkms_device(dev);
-
- if (vkms->output.composer_workq)
- destroy_workqueue(vkms->output.composer_workq);
-}
-
static void vkms_atomic_commit_tail(struct drm_atomic_state *old_state)
{
struct drm_device *dev = old_state->dev;
@@ -108,7 +100,6 @@ static const struct drm_debugfs_info vkms_config_debugfs_list[] = {
static const struct drm_driver vkms_driver = {
.driver_features = DRIVER_MODESET | DRIVER_ATOMIC | DRIVER_GEM,
- .release = vkms_release,
.fops = &vkms_driver_fops,
DRM_GEM_SHMEM_DRIVER_OPS,
DRM_FBDEV_SHMEM_DRIVER_OPS,
@@ -244,17 +235,19 @@ static int __init vkms_init(void)
if (!config)
return -ENOMEM;
- default_config = config;
-
config->cursor = enable_cursor;
config->writeback = enable_writeback;
config->overlay = enable_overlay;
ret = vkms_create(config);
- if (ret)
+ if (ret) {
kfree(config);
+ return ret;
+ }
- return ret;
+ default_config = config;
+
+ return 0;
}
static void vkms_destroy(struct vkms_config *config)
@@ -278,9 +271,10 @@ static void vkms_destroy(struct vkms_config *config)
static void __exit vkms_exit(void)
{
- if (default_config->dev)
- vkms_destroy(default_config);
+ if (!default_config)
+ return;
+ vkms_destroy(default_config);
kfree(default_config);
}
diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h
index 00541eff3d1b..abbb652be2b5 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.h
+++ b/drivers/gpu/drm/vkms/vkms_drv.h
@@ -176,9 +176,8 @@ struct vkms_crtc_state {
*/
struct vkms_output {
struct drm_crtc crtc;
- struct drm_encoder encoder;
- struct drm_connector connector;
struct drm_writeback_connector wb_connector;
+ struct drm_encoder wb_encoder;
struct hrtimer vblank_hrtimer;
ktime_t period_ns;
struct workqueue_struct *composer_workq;
@@ -216,7 +215,6 @@ struct vkms_config {
struct vkms_device {
struct drm_device drm;
struct platform_device *platform;
- struct vkms_output output;
const struct vkms_config *config;
};
@@ -243,8 +241,9 @@ struct vkms_device {
* @primary: primary plane to attach to the CRTC
* @cursor: plane to attach to the CRTC
*/
-int vkms_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
- struct drm_plane *primary, struct drm_plane *cursor);
+struct vkms_output *vkms_crtc_init(struct drm_device *dev,
+ struct drm_plane *primary,
+ struct drm_plane *cursor);
/**
* vkms_output_init() - Initialize all sub-components needed for a VKMS device.
@@ -275,6 +274,6 @@ void vkms_set_composer(struct vkms_output *out, bool enabled);
void vkms_writeback_row(struct vkms_writeback_job *wb, const struct line_buffer *src_buffer, int y);
/* Writeback */
-int vkms_enable_writeback_connector(struct vkms_device *vkmsdev);
+int vkms_enable_writeback_connector(struct vkms_device *vkmsdev, struct vkms_output *vkms_out);
#endif /* _VKMS_DRV_H_ */
diff --git a/drivers/gpu/drm/vkms/vkms_formats.c b/drivers/gpu/drm/vkms/vkms_formats.c
index 39b1d7c97d45..30a64ecca87c 100644
--- a/drivers/gpu/drm/vkms/vkms_formats.c
+++ b/drivers/gpu/drm/vkms/vkms_formats.c
@@ -253,6 +253,26 @@ static void XRGB8888_read_line(const struct vkms_plane_state *plane, int x_start
}
}
+static void ABGR8888_read_line(const struct vkms_plane_state *plane, int x_start, int y_start,
+ enum pixel_read_direction direction, int count,
+ struct pixel_argb_u16 out_pixel[])
+{
+ struct pixel_argb_u16 *end = out_pixel + count;
+ u8 *src_pixels;
+
+ packed_pixels_addr_1x1(plane->frame_info, x_start, y_start, 0, &src_pixels);
+
+ int step = get_block_step_bytes(plane->frame_info->fb, direction, 0);
+
+ while (out_pixel < end) {
+ u8 *px = (u8 *)src_pixels;
+ /* Switch blue and red pixels. */
+ *out_pixel = argb_u16_from_u8888(px[3], px[0], px[1], px[2]);
+ out_pixel += 1;
+ src_pixels += step;
+ }
+}
+
static void ARGB16161616_read_line(const struct vkms_plane_state *plane, int x_start,
int y_start, enum pixel_read_direction direction, int count,
struct pixel_argb_u16 out_pixel[])
@@ -344,6 +364,14 @@ static void argb_u16_to_XRGB8888(u8 *out_pixel, const struct pixel_argb_u16 *in_
out_pixel[0] = DIV_ROUND_CLOSEST(in_pixel->b, 257);
}
+static void argb_u16_to_ABGR8888(u8 *out_pixel, const struct pixel_argb_u16 *in_pixel)
+{
+ out_pixel[3] = DIV_ROUND_CLOSEST(in_pixel->a, 257);
+ out_pixel[2] = DIV_ROUND_CLOSEST(in_pixel->b, 257);
+ out_pixel[1] = DIV_ROUND_CLOSEST(in_pixel->g, 257);
+ out_pixel[0] = DIV_ROUND_CLOSEST(in_pixel->r, 257);
+}
+
static void argb_u16_to_ARGB16161616(u8 *out_pixel, const struct pixel_argb_u16 *in_pixel)
{
__le16 *pixel = (__le16 *)out_pixel;
@@ -420,6 +448,8 @@ pixel_read_line_t get_pixel_read_line_function(u32 format)
return &ARGB8888_read_line;
case DRM_FORMAT_XRGB8888:
return &XRGB8888_read_line;
+ case DRM_FORMAT_ABGR8888:
+ return &ABGR8888_read_line;
case DRM_FORMAT_ARGB16161616:
return &ARGB16161616_read_line;
case DRM_FORMAT_XRGB16161616:
@@ -453,6 +483,8 @@ pixel_write_t get_pixel_write_function(u32 format)
return &argb_u16_to_ARGB8888;
case DRM_FORMAT_XRGB8888:
return &argb_u16_to_XRGB8888;
+ case DRM_FORMAT_ABGR8888:
+ return &argb_u16_to_ABGR8888;
case DRM_FORMAT_ARGB16161616:
return &argb_u16_to_ARGB16161616;
case DRM_FORMAT_XRGB16161616:
diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c
index 8f4bd5aef087..22f0d678af3a 100644
--- a/drivers/gpu/drm/vkms/vkms_output.c
+++ b/drivers/gpu/drm/vkms/vkms_output.c
@@ -3,20 +3,16 @@
#include "vkms_drv.h"
#include <drm/drm_atomic_helper.h>
#include <drm/drm_edid.h>
+#include <drm/drm_managed.h>
#include <drm/drm_probe_helper.h>
static const struct drm_connector_funcs vkms_connector_funcs = {
.fill_modes = drm_helper_probe_single_connector_modes,
- .destroy = drm_connector_cleanup,
.reset = drm_atomic_helper_connector_reset,
.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
-static const struct drm_encoder_funcs vkms_encoder_funcs = {
- .destroy = drm_encoder_cleanup,
-};
-
static int vkms_conn_get_modes(struct drm_connector *connector)
{
int count;
@@ -34,11 +30,10 @@ static const struct drm_connector_helper_funcs vkms_conn_helper_funcs = {
int vkms_output_init(struct vkms_device *vkmsdev)
{
- struct vkms_output *output = &vkmsdev->output;
struct drm_device *dev = &vkmsdev->drm;
- struct drm_connector *connector = &output->connector;
- struct drm_encoder *encoder = &output->encoder;
- struct drm_crtc *crtc = &output->crtc;
+ struct drm_connector *connector;
+ struct drm_encoder *encoder;
+ struct vkms_output *output;
struct vkms_plane *primary, *overlay, *cursor = NULL;
int ret;
int writeback;
@@ -60,9 +55,12 @@ int vkms_output_init(struct vkms_device *vkmsdev)
return PTR_ERR(cursor);
}
- ret = vkms_crtc_init(dev, crtc, &primary->base, &cursor->base);
- if (ret)
- return ret;
+ output = vkms_crtc_init(dev, &primary->base,
+ cursor ? &cursor->base : NULL);
+ if (IS_ERR(output)) {
+ DRM_ERROR("Failed to allocate CRTC\n");
+ return PTR_ERR(output);
+ }
if (vkmsdev->config->overlay) {
for (n = 0; n < NUM_OVERLAY_PLANES; n++) {
@@ -71,12 +69,18 @@ int vkms_output_init(struct vkms_device *vkmsdev)
DRM_DEV_ERROR(dev->dev, "Failed to init vkms plane\n");
return PTR_ERR(overlay);
}
- overlay->base.possible_crtcs = drm_crtc_mask(crtc);
+ overlay->base.possible_crtcs = drm_crtc_mask(&output->crtc);
}
}
- ret = drm_connector_init(dev, connector, &vkms_connector_funcs,
- DRM_MODE_CONNECTOR_VIRTUAL);
+ connector = drmm_kzalloc(dev, sizeof(*connector), GFP_KERNEL);
+ if (!connector) {
+ DRM_ERROR("Failed to allocate connector\n");
+ return -ENOMEM;
+ }
+
+ ret = drmm_connector_init(dev, connector, &vkms_connector_funcs,
+ DRM_MODE_CONNECTOR_VIRTUAL, NULL);
if (ret) {
DRM_ERROR("Failed to init connector\n");
return ret;
@@ -84,35 +88,34 @@ int vkms_output_init(struct vkms_device *vkmsdev)
drm_connector_helper_add(connector, &vkms_conn_helper_funcs);
- ret = drm_encoder_init(dev, encoder, &vkms_encoder_funcs,
- DRM_MODE_ENCODER_VIRTUAL, NULL);
+ encoder = drmm_kzalloc(dev, sizeof(*encoder), GFP_KERNEL);
+ if (!encoder) {
+ DRM_ERROR("Failed to allocate encoder\n");
+ return -ENOMEM;
+ }
+ ret = drmm_encoder_init(dev, encoder, NULL,
+ DRM_MODE_ENCODER_VIRTUAL, NULL);
if (ret) {
DRM_ERROR("Failed to init encoder\n");
- goto err_encoder;
+ return ret;
}
- encoder->possible_crtcs = drm_crtc_mask(crtc);
+ encoder->possible_crtcs = drm_crtc_mask(&output->crtc);
+ /* Attach the encoder and the connector */
ret = drm_connector_attach_encoder(connector, encoder);
if (ret) {
DRM_ERROR("Failed to attach connector to encoder\n");
- goto err_attach;
+ return ret;
}
+ /* Initialize the writeback component */
if (vkmsdev->config->writeback) {
- writeback = vkms_enable_writeback_connector(vkmsdev);
+ writeback = vkms_enable_writeback_connector(vkmsdev, output);
if (writeback)
DRM_ERROR("Failed to init writeback connector\n");
}
drm_mode_config_reset(dev);
- return 0;
-
-err_attach:
- drm_encoder_cleanup(encoder);
-
-err_encoder:
- drm_connector_cleanup(connector);
-
return ret;
}
diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
index e2fce471870f..e34f8c7f83c3 100644
--- a/drivers/gpu/drm/vkms/vkms_plane.c
+++ b/drivers/gpu/drm/vkms/vkms_plane.c
@@ -15,6 +15,7 @@
static const u32 vkms_formats[] = {
DRM_FORMAT_ARGB8888,
DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_ABGR8888,
DRM_FORMAT_XRGB16161616,
DRM_FORMAT_ARGB16161616,
DRM_FORMAT_RGB565
diff --git a/drivers/gpu/drm/vkms/vkms_writeback.c b/drivers/gpu/drm/vkms/vkms_writeback.c
index 79918b44fedd..fe163271d5b5 100644
--- a/drivers/gpu/drm/vkms/vkms_writeback.c
+++ b/drivers/gpu/drm/vkms/vkms_writeback.c
@@ -17,6 +17,7 @@
static const u32 vkms_wb_formats[] = {
DRM_FORMAT_ARGB8888,
DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_ABGR8888,
DRM_FORMAT_XRGB16161616,
DRM_FORMAT_ARGB16161616,
DRM_FORMAT_RGB565
@@ -24,7 +25,6 @@ static const u32 vkms_wb_formats[] = {
static const struct drm_connector_funcs vkms_wb_connector_funcs = {
.fill_modes = drm_helper_probe_single_connector_modes,
- .destroy = drm_connector_cleanup,
.reset = drm_atomic_helper_connector_reset,
.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
@@ -106,7 +106,9 @@ static void vkms_wb_cleanup_job(struct drm_writeback_connector *connector,
struct drm_writeback_job *job)
{
struct vkms_writeback_job *vkmsjob = job->priv;
- struct vkms_device *vkmsdev;
+ struct vkms_output *vkms_output = container_of(connector,
+ struct vkms_output,
+ wb_connector);
if (!job->fb)
return;
@@ -115,8 +117,7 @@ static void vkms_wb_cleanup_job(struct drm_writeback_connector *connector,
drm_framebuffer_put(vkmsjob->wb_frame_info.fb);
- vkmsdev = drm_device_to_vkms_device(job->fb->dev);
- vkms_set_composer(&vkmsdev->output, false);
+ vkms_set_composer(vkms_output, false);
kfree(vkmsjob);
}
@@ -125,8 +126,7 @@ static void vkms_wb_atomic_commit(struct drm_connector *conn,
{
struct drm_connector_state *connector_state = drm_atomic_get_new_connector_state(state,
conn);
- struct vkms_device *vkmsdev = drm_device_to_vkms_device(conn->dev);
- struct vkms_output *output = &vkmsdev->output;
+ struct vkms_output *output = drm_crtc_to_vkms_output(connector_state->crtc);
struct drm_writeback_connector *wb_conn = &output->wb_connector;
struct drm_connector_state *conn_state = wb_conn->base.state;
struct vkms_crtc_state *crtc_state = output->composer_state;
@@ -140,7 +140,7 @@ static void vkms_wb_atomic_commit(struct drm_connector *conn,
if (!conn_state)
return;
- vkms_set_composer(&vkmsdev->output, true);
+ vkms_set_composer(output, true);
active_wb = conn_state->writeback_job->priv;
wb_frame_info = &active_wb->wb_frame_info;
@@ -163,16 +163,23 @@ static const struct drm_connector_helper_funcs vkms_wb_conn_helper_funcs = {
.atomic_check = vkms_wb_atomic_check,
};
-int vkms_enable_writeback_connector(struct vkms_device *vkmsdev)
+int vkms_enable_writeback_connector(struct vkms_device *vkmsdev,
+ struct vkms_output *vkms_output)
{
- struct drm_writeback_connector *wb = &vkmsdev->output.wb_connector;
+ struct drm_writeback_connector *wb = &vkms_output->wb_connector;
+ int ret;
+
+ ret = drmm_encoder_init(&vkmsdev->drm, &vkms_output->wb_encoder,
+ NULL, DRM_MODE_ENCODER_VIRTUAL, NULL);
+ if (ret)
+ return ret;
+ vkms_output->wb_encoder.possible_crtcs |= drm_crtc_mask(&vkms_output->crtc);
drm_connector_helper_add(&wb->base, &vkms_wb_conn_helper_funcs);
- return drm_writeback_connector_init(&vkmsdev->drm, wb,
- &vkms_wb_connector_funcs,
- NULL,
- vkms_wb_formats,
- ARRAY_SIZE(vkms_wb_formats),
- 1);
+ return drmm_writeback_connector_init(&vkmsdev->drm, wb,
+ &vkms_wb_connector_funcs,
+ &vkms_output->wb_encoder,
+ vkms_wb_formats,
+ ARRAY_SIZE(vkms_wb_formats));
}
generated by cgit v1.2.3 (git 2.46.0) at 2025-04-28 15:19:25 +0000