@@ -213,9 +213,9 @@ int drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper,
fb_helper_connector = fb_helper->connector_info[i];
drm_connector_put(fb_helper_connector->connector);
- for (j = i + 1; j < fb_helper->connector_count; j++) {
+ for (j = i + 1; j < fb_helper->connector_count; j++)
fb_helper->connector_info[j - 1] = fb_helper->connector_info[j];
- }
+
fb_helper->connector_count--;
kfree(fb_helper_connector);
@@ -316,6 +316,7 @@ int drm_fb_helper_debug_leave(struct fb_info *info)
for (i = 0; i < helper->crtc_count; i++) {
struct drm_mode_set *mode_set = &helper->crtc_info[i].mode_set;
+
crtc = mode_set->crtc;
funcs = crtc->helper_private;
fb = drm_mode_config_fb(crtc);
@@ -346,7 +347,7 @@ static int restore_fbdev_mode_atomic(struct drm_fb_helper *fb_helper)
struct drm_plane *plane;
struct drm_atomic_state *state;
int i, ret;
- unsigned plane_mask;
+ unsigned int plane_mask;
state = drm_atomic_state_alloc(dev);
if (!state)
@@ -378,7 +379,7 @@ static int restore_fbdev_mode_atomic(struct drm_fb_helper *fb_helper)
goto fail;
}
- for(i = 0; i < fb_helper->crtc_count; i++) {
+ for (i = 0; i < fb_helper->crtc_count; i++) {
struct drm_mode_set *mode_set = &fb_helper->crtc_info[i].mode_set;
ret = __drm_atomic_helper_set_config(mode_set, state);
@@ -488,8 +489,10 @@ static bool drm_fb_helper_is_bound(struct drm_fb_helper *fb_helper)
struct drm_crtc *crtc;
int bound = 0, crtcs_bound = 0;
- /* Sometimes user space wants everything disabled, so don't steal the
- * display if there's a master. */
+ /*
+ * Sometimes user space wants everything disabled, so don't steal the
+ * display if there's a master.
+ */
if (READ_ONCE(dev->master))
return false;
@@ -537,6 +540,7 @@ static bool drm_fb_helper_force_kernel_mode(void)
static void drm_fb_helper_restore_work_fn(struct work_struct *ignored)
{
bool ret;
+
ret = drm_fb_helper_force_kernel_mode();
if (ret == true)
DRM_ERROR("Failed to restore crtc configuration\n");
@@ -870,9 +874,8 @@ void drm_fb_helper_fini(struct drm_fb_helper *fb_helper)
mutex_lock(&kernel_fb_helper_lock);
if (!list_empty(&fb_helper->kernel_fb_list)) {
list_del(&fb_helper->kernel_fb_list);
- if (list_empty(&kernel_fb_helper_list)) {
+ if (list_empty(&kernel_fb_helper_list))
unregister_sysrq_key('v', &sysrq_drm_fb_helper_restore_op);
- }
}
mutex_unlock(&kernel_fb_helper_lock);
@@ -1165,6 +1168,7 @@ static int setcolreg(struct drm_crtc *crtc, u16 red, u16 green,
(blue << info->var.blue.offset);
if (info->var.transp.length > 0) {
u32 mask = (1 << info->var.transp.length) - 1;
+
mask <<= info->var.transp.offset;
value |= mask;
}
@@ -1447,7 +1451,7 @@ static int pan_display_atomic(struct fb_var_screeninfo *var,
struct drm_atomic_state *state;
struct drm_plane *plane;
int i, ret;
- unsigned plane_mask;
+ unsigned int plane_mask;
state = drm_atomic_state_alloc(dev);
if (!state)
@@ -1456,7 +1460,7 @@ static int pan_display_atomic(struct fb_var_screeninfo *var,
state->acquire_ctx = dev->mode_config.acquire_ctx;
retry:
plane_mask = 0;
- for(i = 0; i < fb_helper->crtc_count; i++) {
+ for (i = 0; i < fb_helper->crtc_count; i++) {
struct drm_mode_set *mode_set;
mode_set = &fb_helper->crtc_info[i].mode_set;
@@ -1561,11 +1565,10 @@ static int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
memset(&sizes, 0, sizeof(struct drm_fb_helper_surface_size));
sizes.surface_depth = 24;
sizes.surface_bpp = 32;
- sizes.fb_width = (unsigned)-1;
- sizes.fb_height = (unsigned)-1;
+ sizes.fb_width = (u32)-1;
+ sizes.fb_height = (u32)-1;
- /* if driver picks 8 or 16 by default use that
- for both depth/bpp */
+ /* if driver picks 8 or 16 by default use that for both depth/bpp */
if (preferred_bpp != sizes.surface_bpp)
sizes.surface_depth = sizes.surface_bpp = preferred_bpp;
@@ -1630,6 +1633,7 @@ static int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
for (j = 0; j < mode_set->num_connectors; j++) {
struct drm_connector *connector = mode_set->connectors[j];
+
if (connector->has_tile) {
lasth = (connector->tile_h_loc == (connector->num_h_tile - 1));
lastv = (connector->tile_v_loc == (connector->num_v_tile - 1));
@@ -1645,8 +1649,10 @@ static int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
}
if (crtc_count == 0 || sizes.fb_width == -1 || sizes.fb_height == -1) {
- /* hmm everyone went away - assume VGA cable just fell out
- and will come back later. */
+ /*
+ * hmm everyone went away - assume VGA cable just fell out
+ * and will come back later.
+ */
DRM_INFO("Cannot find any crtc or sizes - going 1024x768\n");
sizes.fb_width = sizes.surface_width = 1024;
sizes.fb_height = sizes.surface_height = 768;
@@ -1703,7 +1709,6 @@ void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
info->fix.accel = FB_ACCEL_NONE;
info->fix.line_length = pitch;
- return;
}
EXPORT_SYMBOL(drm_fb_helper_fill_fix);
@@ -1725,6 +1730,7 @@ void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helpe
uint32_t fb_width, uint32_t fb_height)
{
struct drm_framebuffer *fb = fb_helper->fb;
+
info->pseudo_palette = fb_helper->pseudo_palette;
info->var.xres_virtual = fb->width;
info->var.yres_virtual = fb->height;
@@ -2057,13 +2063,15 @@ static bool drm_target_preferred(struct drm_fb_helper *fb_helper,
continue;
} else {
- if (fb_helper_conn->connector->tile_h_loc != tile_pass -1 &&
+ if (fb_helper_conn->connector->tile_h_loc != tile_pass - 1 &&
fb_helper_conn->connector->tile_v_loc != tile_pass - 1)
/* if this tile_pass doesn't cover any of the tiles - keep going */
continue;
- /* find the tile offsets for this pass - need
- to find all tiles left and above */
+ /*
+ * find the tile offsets for this pass - need to find
+ * all tiles left and above
+ */
drm_get_tile_offsets(fb_helper, modes, offsets,
i, fb_helper_conn->connector->tile_h_loc, fb_helper_conn->connector->tile_v_loc);
}
@@ -2147,8 +2155,10 @@ static int drm_pick_crtcs(struct drm_fb_helper *fb_helper,
if (!encoder)
goto out;
- /* select a crtc for this connector and then attempt to configure
- remaining connectors */
+ /*
+ * select a crtc for this connector and then attempt to configure
+ * remaining connectors
+ */
for (c = 0; c < fb_helper->crtc_count; c++) {
crtc = &fb_helper->crtc_info[c];