[PATCH 27/59] drm/qxl: Don't use drm_device->dev_private

Daniel Vetter
2020-04-15T07:40:02Z

Upcasting using a container_of macro is more typesafe, faster and
easier for the compiler to optimize.

Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: virtualization@lists.linux-foundation.org
Cc: spice-devel@lists.freedesktop.org
---
drivers/gpu/drm/qxl/qxl_debugfs.c | 7 +++----
drivers/gpu/drm/qxl/qxl_display.c | 32 +++++++++++++++----------------
drivers/gpu/drm/qxl/qxl_drv.c | 8 ++++----
drivers/gpu/drm/qxl/qxl_drv.h | 4 ++--
drivers/gpu/drm/qxl/qxl_dumb.c | 2 +-
drivers/gpu/drm/qxl/qxl_gem.c | 2 +-
drivers/gpu/drm/qxl/qxl_ioctl.c | 14 +++++++-------
drivers/gpu/drm/qxl/qxl_irq.c | 2 +-
drivers/gpu/drm/qxl/qxl_kms.c | 1 -
drivers/gpu/drm/qxl/qxl_object.c | 2 +-
drivers/gpu/drm/qxl/qxl_release.c | 2 +-
drivers/gpu/drm/qxl/qxl_ttm.c | 2 +-
12 files changed, 38 insertions(+), 40 deletions(-)

diff --git a/drivers/gpu/drm/qxl/qxl_debugfs.c b/drivers/gpu/drm/qxl/qxl_debugfs.c
index 88123047fdd4..524d35b648d8 100644
--- a/drivers/gpu/drm/qxl/qxl_debugfs.c
+++ b/drivers/gpu/drm/qxl/qxl_debugfs.c
@@ -39,7 +39,7 @@ static int
qxl_debugfs_irq_received(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
- struct qxl_device *qdev = node->minor->dev->dev_private;
+ struct qxl_device *qdev = to_qxl(node->minor->dev);

seq_printf(m, "%d\n", atomic_read(&qdev->irq_received));
seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_display));
@@ -53,7 +53,7 @@ static int
qxl_debugfs_buffers_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
- struct qxl_device *qdev = node->minor->dev->dev_private;
+ struct qxl_device *qdev = to_qxl(node->minor->dev);
struct qxl_bo *bo;

list_for_each_entry(bo, &qdev->gem.objects, list) {
@@ -83,8 +83,7 @@ void
qxl_debugfs_init(struct drm_minor *minor)
{
#if defined(CONFIG_DEBUG_FS)
- struct qxl_device *dev =
- (struct qxl_device *) minor->dev->dev_private;
+ struct qxl_device *dev = to_qxl(minor->dev);

drm_debugfs_create_files(qxl_debugfs_list, QXL_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index 09583a08e141..1082cd5d2fd4 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -221,7 +221,7 @@ static int qxl_add_mode(struct drm_connector *connector,
bool preferred)
{
struct drm_device *dev = connector->dev;
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_display_mode *mode = NULL;
int rc;

@@ -242,7 +242,7 @@ static int qxl_add_mode(struct drm_connector *connector,
static int qxl_add_monitors_config_modes(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct qxl_output *output = drm_connector_to_qxl_output(connector);
int h = output->index;
struct qxl_head *head;
@@ -310,7 +310,7 @@ static void qxl_crtc_update_monitors_config(struct drm_crtc *crtc,
const char *reason)
{
struct drm_device *dev = crtc->dev;
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
struct qxl_head head;
int oldcount, i = qcrtc->index;
@@ -400,7 +400,7 @@ static int qxl_framebuffer_surface_dirty(struct drm_framebuffer *fb,
unsigned int num_clips)
{
/* TODO: vmwgfx where this was cribbed from had locking. Why? */
- struct qxl_device *qdev = fb->dev->dev_private;
+ struct qxl_device *qdev = to_qxl(fb->dev);
struct drm_clip_rect norect;
struct qxl_bo *qobj;
bool is_primary;
@@ -462,7 +462,7 @@ static const struct drm_crtc_helper_funcs qxl_crtc_helper_funcs = {
static int qxl_primary_atomic_check(struct drm_plane *plane,
struct drm_plane_state *state)
{
- struct qxl_device *qdev = plane->dev->dev_private;
+ struct qxl_device *qdev = to_qxl(plane->dev);
struct qxl_bo *bo;

if (!state->crtc || !state->fb)
@@ -476,7 +476,7 @@ static int qxl_primary_atomic_check(struct drm_plane *plane,
static int qxl_primary_apply_cursor(struct drm_plane *plane)
{
struct drm_device *dev = plane->dev;
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_framebuffer *fb = plane->state->fb;
struct qxl_crtc *qcrtc = to_qxl_crtc(plane->state->crtc);
struct qxl_cursor_cmd *cmd;
@@ -523,7 +523,7 @@ static int qxl_primary_apply_cursor(struct drm_plane *plane)
static void qxl_primary_atomic_update(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
- struct qxl_device *qdev = plane->dev->dev_private;
+ struct qxl_device *qdev = to_qxl(plane->dev);
struct qxl_bo *bo = gem_to_qxl_bo(plane->state->fb->obj[0]);
struct qxl_bo *primary;
struct drm_clip_rect norect = {
@@ -554,7 +554,7 @@ static void qxl_primary_atomic_update(struct drm_plane *plane,
static void qxl_primary_atomic_disable(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
- struct qxl_device *qdev = plane->dev->dev_private;
+ struct qxl_device *qdev = to_qxl(plane->dev);

if (old_state->fb) {
struct qxl_bo *bo = gem_to_qxl_bo(old_state->fb->obj[0]);
@@ -570,7 +570,7 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
struct drm_device *dev = plane->dev;
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_framebuffer *fb = plane->state->fb;
struct qxl_crtc *qcrtc = to_qxl_crtc(plane->state->crtc);
struct qxl_release *release;
@@ -679,7 +679,7 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane,
static void qxl_cursor_atomic_disable(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
- struct qxl_device *qdev = plane->dev->dev_private;
+ struct qxl_device *qdev = to_qxl(plane->dev);
struct qxl_release *release;
struct qxl_cursor_cmd *cmd;
int ret;
@@ -762,7 +762,7 @@ static void qxl_calc_dumb_shadow(struct qxl_device *qdev,
static int qxl_plane_prepare_fb(struct drm_plane *plane,
struct drm_plane_state *new_state)
{
- struct qxl_device *qdev = plane->dev->dev_private;
+ struct qxl_device *qdev = to_qxl(plane->dev);
struct drm_gem_object *obj;
struct qxl_bo *user_bo;
struct qxl_surface surf;
@@ -923,7 +923,7 @@ static int qdev_crtc_init(struct drm_device *dev, int crtc_id)
{
struct qxl_crtc *qxl_crtc;
struct drm_plane *primary, *cursor;
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
int r;

qxl_crtc = kzalloc(sizeof(struct qxl_crtc), GFP_KERNEL);
@@ -965,7 +965,7 @@ static int qdev_crtc_init(struct drm_device *dev, int crtc_id)
static int qxl_conn_get_modes(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct qxl_output *output = drm_connector_to_qxl_output(connector);
unsigned int pwidth = 1024;
unsigned int pheight = 768;
@@ -991,7 +991,7 @@ static enum drm_mode_status qxl_conn_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct drm_device *ddev = connector->dev;
- struct qxl_device *qdev = ddev->dev_private;
+ struct qxl_device *qdev = to_qxl(ddev);

if (qxl_check_mode(qdev, mode->hdisplay, mode->vdisplay) != 0)
return MODE_BAD;
@@ -1021,7 +1021,7 @@ static enum drm_connector_status qxl_conn_detect(
struct qxl_output *output =
drm_connector_to_qxl_output(connector);
struct drm_device *ddev = connector->dev;
- struct qxl_device *qdev = ddev->dev_private;
+ struct qxl_device *qdev = to_qxl(ddev);
bool connected = false;

/* The first monitor is always connected */
@@ -1071,7 +1071,7 @@ static int qxl_mode_create_hotplug_mode_update_property(struct qxl_device *qdev)

static int qdev_output_init(struct drm_device *dev, int num_output)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct qxl_output *qxl_output;
struct drm_connector *connector;
struct drm_encoder *encoder;
diff --git a/drivers/gpu/drm/qxl/qxl_drv.c b/drivers/gpu/drm/qxl/qxl_drv.c
index 6b4ae4c5fb76..13872b882775 100644
--- a/drivers/gpu/drm/qxl/qxl_drv.c
+++ b/drivers/gpu/drm/qxl/qxl_drv.c
@@ -137,7 +137,7 @@ qxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)

static void qxl_drm_release(struct drm_device *dev)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);

/*
* TODO: qxl_device_fini() call should be in qxl_pci_remove(),
@@ -164,7 +164,7 @@ DEFINE_DRM_GEM_FOPS(qxl_fops);
static int qxl_drm_freeze(struct drm_device *dev)
{
struct pci_dev *pdev = dev->pdev;
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
int ret;

ret = drm_mode_config_helper_suspend(dev);
@@ -186,7 +186,7 @@ static int qxl_drm_freeze(struct drm_device *dev)

static int qxl_drm_resume(struct drm_device *dev, bool thaw)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);

qdev->ram_header->int_mask = QXL_INTERRUPT_MASK;
if (!thaw) {
@@ -245,7 +245,7 @@ static int qxl_pm_restore(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
- struct qxl_device *qdev = drm_dev->dev_private;
+ struct qxl_device *qdev = to_qxl(drm_dev);

qxl_io_reset(qdev);
return qxl_drm_resume(drm_dev, false);
diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h
index 86ac191d9205..31e35f787df2 100644
--- a/drivers/gpu/drm/qxl/qxl_drv.h
+++ b/drivers/gpu/drm/qxl/qxl_drv.h
@@ -192,8 +192,6 @@ struct qxl_debugfs {

int qxl_debugfs_fence_init(struct qxl_device *rdev);

-struct qxl_device;
-
struct qxl_device {
struct drm_device ddev;

@@ -273,6 +271,8 @@ struct qxl_device {
int monitors_config_height;
};

+#define to_qxl(dev) container_of(dev, struct qxl_device, ddev)
+
extern const struct drm_ioctl_desc qxl_ioctls[];
extern int qxl_max_ioctl;

diff --git a/drivers/gpu/drm/qxl/qxl_dumb.c b/drivers/gpu/drm/qxl/qxl_dumb.c
index 272d19b677d8..24e903383aa1 100644
--- a/drivers/gpu/drm/qxl/qxl_dumb.c
+++ b/drivers/gpu/drm/qxl/qxl_dumb.c
@@ -32,7 +32,7 @@ int qxl_mode_dumb_create(struct drm_file *file_priv,
struct drm_device *dev,
struct drm_mode_create_dumb *args)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct qxl_bo *qobj;
uint32_t handle;
int r;
diff --git a/drivers/gpu/drm/qxl/qxl_gem.c b/drivers/gpu/drm/qxl/qxl_gem.c
index 69f37db1027a..5ff6fa9b799c 100644
--- a/drivers/gpu/drm/qxl/qxl_gem.c
+++ b/drivers/gpu/drm/qxl/qxl_gem.c
@@ -34,7 +34,7 @@ void qxl_gem_object_free(struct drm_gem_object *gobj)
struct qxl_device *qdev;
struct ttm_buffer_object *tbo;

- qdev = (struct qxl_device *)gobj->dev->dev_private;
+ qdev = to_qxl(gobj->dev);

qxl_surface_evict(qdev, qobj, false);

diff --git a/drivers/gpu/drm/qxl/qxl_ioctl.c b/drivers/gpu/drm/qxl/qxl_ioctl.c
index 8117a45b3610..d9a583966949 100644
--- a/drivers/gpu/drm/qxl/qxl_ioctl.c
+++ b/drivers/gpu/drm/qxl/qxl_ioctl.c
@@ -36,7 +36,7 @@
static int qxl_alloc_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_qxl_alloc *qxl_alloc = data;
int ret;
struct qxl_bo *qobj;
@@ -64,7 +64,7 @@ static int qxl_alloc_ioctl(struct drm_device *dev, void *data,
static int qxl_map_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_qxl_map *qxl_map = data;

return qxl_mode_dumb_mmap(file_priv, &qdev->ddev, qxl_map->handle,
@@ -279,7 +279,7 @@ static int qxl_process_single_command(struct qxl_device *qdev,
static int qxl_execbuffer_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_qxl_execbuffer *execbuffer = data;
struct drm_qxl_command user_cmd;
int cmd_num;
@@ -304,7 +304,7 @@ static int qxl_execbuffer_ioctl(struct drm_device *dev, void *data,
static int qxl_update_area_ioctl(struct drm_device *dev, void *data,
struct drm_file *file)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_qxl_update_area *update_area = data;
struct qxl_rect area = {.left = update_area->left,
.top = update_area->top,
@@ -354,7 +354,7 @@ static int qxl_update_area_ioctl(struct drm_device *dev, void *data,
static int qxl_getparam_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_qxl_getparam *param = data;

switch (param->param) {
@@ -373,7 +373,7 @@ static int qxl_getparam_ioctl(struct drm_device *dev, void *data,
static int qxl_clientcap_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_qxl_clientcap *param = data;
int byte, idx;

@@ -394,7 +394,7 @@ static int qxl_clientcap_ioctl(struct drm_device *dev, void *data,
static int qxl_alloc_surf_ioctl(struct drm_device *dev, void *data,
struct drm_file *file)
{
- struct qxl_device *qdev = dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
struct drm_qxl_alloc_surf *param = data;
struct qxl_bo *qobj;
int handle;
diff --git a/drivers/gpu/drm/qxl/qxl_irq.c b/drivers/gpu/drm/qxl/qxl_irq.c
index 8435af108632..1ba5a702d763 100644
--- a/drivers/gpu/drm/qxl/qxl_irq.c
+++ b/drivers/gpu/drm/qxl/qxl_irq.c
@@ -32,7 +32,7 @@
irqreturn_t qxl_irq_handler(int irq, void *arg)
{
struct drm_device *dev = (struct drm_device *) arg;
- struct qxl_device *qdev = (struct qxl_device *)dev->dev_private;
+ struct qxl_device *qdev = to_qxl(dev);
uint32_t pending;

pending = xchg(&qdev->ram_header->int_pending, 0);
diff --git a/drivers/gpu/drm/qxl/qxl_kms.c b/drivers/gpu/drm/qxl/qxl_kms.c
index 91a34dd835d7..a6d873052cd4 100644
--- a/drivers/gpu/drm/qxl/qxl_kms.c
+++ b/drivers/gpu/drm/qxl/qxl_kms.c
@@ -114,7 +114,6 @@ int qxl_device_init(struct qxl_device *qdev,

qdev->ddev.pdev = pdev;
pci_set_drvdata(pdev, &qdev->ddev);
- qdev->ddev.dev_private = qdev;

mutex_init(&qdev->gem.mutex);
mutex_init(&qdev->update_area_mutex);
diff --git a/drivers/gpu/drm/qxl/qxl_object.c b/drivers/gpu/drm/qxl/qxl_object.c
index ab72dc3476e9..edc8a9916872 100644
--- a/drivers/gpu/drm/qxl/qxl_object.c
+++ b/drivers/gpu/drm/qxl/qxl_object.c
@@ -33,7 +33,7 @@ static void qxl_ttm_bo_destroy(struct ttm_buffer_object *tbo)
struct qxl_device *qdev;

bo = to_qxl_bo(tbo);
- qdev = (struct qxl_device *)bo->tbo.base.dev->dev_private;
+ qdev = to_qxl(bo->tbo.base.dev);

qxl_surface_evict(qdev, bo, false);
WARN_ON_ONCE(bo->map_count > 0);
diff --git a/drivers/gpu/drm/qxl/qxl_release.c b/drivers/gpu/drm/qxl/qxl_release.c
index 2feca734c7b1..4fae3e393da1 100644
--- a/drivers/gpu/drm/qxl/qxl_release.c
+++ b/drivers/gpu/drm/qxl/qxl_release.c
@@ -243,7 +243,7 @@ static int qxl_release_validate_bo(struct qxl_bo *bo)
return ret;

/* allocate a surface for reserved + validated buffers */
- ret = qxl_bo_check_id(bo->tbo.base.dev->dev_private, bo);
+ ret = qxl_bo_check_id(to_qxl(bo->tbo.base.dev), bo);
if (ret)
return ret;
return 0;
diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index 93a2eb14844b..f09a712b1ed2 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -243,7 +243,7 @@ static void qxl_bo_move_notify(struct ttm_buffer_object *bo,
if (!qxl_ttm_bo_is_qxl_bo(bo))
return;
qbo = to_qxl_bo(bo);
- qdev = qbo->tbo.base.dev->dev_private;
+ qdev = to_qxl(qbo->tbo.base.dev);

if (bo->mem.mem_type == TTM_PL_PRIV && qbo->surface_id)
qxl_surface_evict(qdev, qbo, new_mem ? true : false);
--
2.25.1