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drm/i915: abstract intel_mode_config_init() from intel_modeset_init() 

The i915 specific mode config init code is too specific and detailed to
have open in a high level function. Abstract away. No functional
changes.

v2: nest drm_mode_config_init() in the function too (Chris)

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190920185421.17822-5-jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2019-09-20 21:54:20 +03:00
parent 064bd628fd
commit e1a3d9895d
1 changed files with 47 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

87
drivers/gpu/drm/i915/display/intel_display.c
View File

@ -16187,6 +16187,52 @@ out:
return ret;
}
static void intel_mode_config_init(struct drm_i915_private *i915)
{
struct drm_mode_config *mode_config = &i915->drm.mode_config;
drm_mode_config_init(&i915->drm);
mode_config->min_width = 0;
mode_config->min_height = 0;
mode_config->preferred_depth = 24;
mode_config->prefer_shadow = 1;
mode_config->allow_fb_modifiers = true;
mode_config->funcs = &intel_mode_funcs;
/*
* Maximum framebuffer dimensions, chosen to match
* the maximum render engine surface size on gen4+.
*/
if (INTEL_GEN(i915) >= 7) {
mode_config->max_width = 16384;
mode_config->max_height = 16384;
} else if (INTEL_GEN(i915) >= 4) {
mode_config->max_width = 8192;
mode_config->max_height = 8192;
} else if (IS_GEN(i915, 3)) {
mode_config->max_width = 4096;
mode_config->max_height = 4096;
} else {
mode_config->max_width = 2048;
mode_config->max_height = 2048;
}
if (IS_I845G(i915) || IS_I865G(i915)) {
mode_config->cursor_width = IS_I845G(i915) ? 64 : 512;
mode_config->cursor_height = 1023;
} else if (IS_GEN(i915, 2)) {
mode_config->cursor_width = 64;
mode_config->cursor_height = 64;
} else {
mode_config->cursor_width = 256;
mode_config->cursor_height = 256;
}
}
int intel_modeset_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
@ -16198,22 +16244,12 @@ int intel_modeset_init(struct drm_device *dev)
dev_priv->flip_wq = alloc_workqueue("i915_flip", WQ_HIGHPRI |
WQ_UNBOUND, WQ_UNBOUND_MAX_ACTIVE);
drm_mode_config_init(dev);
intel_mode_config_init(dev_priv);
ret = intel_bw_init(dev_priv);
if (ret)
return ret;
dev->mode_config.min_width = 0;
dev->mode_config.min_height = 0;
dev->mode_config.preferred_depth = 24;
dev->mode_config.prefer_shadow = 1;
dev->mode_config.allow_fb_modifiers = true;
dev->mode_config.funcs = &intel_mode_funcs;
init_llist_head(&dev_priv->atomic_helper.free_list);
INIT_WORK(&dev_priv->atomic_helper.free_work,
intel_atomic_helper_free_state_worker);
@ -16226,35 +16262,6 @@ int intel_modeset_init(struct drm_device *dev)
intel_panel_sanitize_ssc(dev_priv);
/*
* Maximum framebuffer dimensions, chosen to match
* the maximum render engine surface size on gen4+.
*/
if (INTEL_GEN(dev_priv) >= 7) {
dev->mode_config.max_width = 16384;
dev->mode_config.max_height = 16384;
} else if (INTEL_GEN(dev_priv) >= 4) {
dev->mode_config.max_width = 8192;
dev->mode_config.max_height = 8192;
} else if (IS_GEN(dev_priv, 3)) {
dev->mode_config.max_width = 4096;
dev->mode_config.max_height = 4096;
} else {
dev->mode_config.max_width = 2048;
dev->mode_config.max_height = 2048;
}
if (IS_I845G(dev_priv) || IS_I865G(dev_priv)) {
dev->mode_config.cursor_width = IS_I845G(dev_priv) ? 64 : 512;
dev->mode_config.cursor_height = 1023;
} else if (IS_GEN(dev_priv, 2)) {
dev->mode_config.cursor_width = 64;
dev->mode_config.cursor_height = 64;
} else {
dev->mode_config.cursor_width = 256;
dev->mode_config.cursor_height = 256;
}
DRM_DEBUG_KMS("%d display pipe%s available.\n",
INTEL_NUM_PIPES(dev_priv),
INTEL_NUM_PIPES(dev_priv) > 1 ? "s" : "");