Commit 4a1dc3ff authored by Chris Wilson's avatar Chris Wilson

Merge branch 'drm-intel-fixes' into drm-intel-next

Merge resume fixes from -fixes and an important fix for SDVO GMBUS.
parents 72557b4f 78c6e170
...@@ -2674,3 +2674,23 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev, ...@@ -2674,3 +2674,23 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
mutex_unlock(&dev->mode_config.mutex); mutex_unlock(&dev->mode_config.mutex);
return ret; return ret;
} }
void drm_mode_config_reset(struct drm_device *dev)
{
struct drm_crtc *crtc;
struct drm_encoder *encoder;
struct drm_connector *connector;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
if (crtc->funcs->reset)
crtc->funcs->reset(crtc);
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
if (encoder->funcs->reset)
encoder->funcs->reset(encoder);
list_for_each_entry(connector, &dev->mode_config.connector_list, head)
if (connector->funcs->reset)
connector->funcs->reset(connector);
}
EXPORT_SYMBOL(drm_mode_config_reset);
...@@ -343,13 +343,12 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc, ...@@ -343,13 +343,12 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
struct drm_encoder *encoder; struct drm_encoder *encoder;
bool ret = true; bool ret = true;
adjusted_mode = drm_mode_duplicate(dev, mode);
crtc->enabled = drm_helper_crtc_in_use(crtc); crtc->enabled = drm_helper_crtc_in_use(crtc);
if (!crtc->enabled) if (!crtc->enabled)
return true; return true;
adjusted_mode = drm_mode_duplicate(dev, mode);
saved_hwmode = crtc->hwmode; saved_hwmode = crtc->hwmode;
saved_mode = crtc->mode; saved_mode = crtc->mode;
saved_x = crtc->x; saved_x = crtc->x;
...@@ -437,10 +436,9 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc, ...@@ -437,10 +436,9 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
*/ */
drm_calc_timestamping_constants(crtc); drm_calc_timestamping_constants(crtc);
/* XXX free adjustedmode */
drm_mode_destroy(dev, adjusted_mode);
/* FIXME: add subpixel order */ /* FIXME: add subpixel order */
done: done:
drm_mode_destroy(dev, adjusted_mode);
if (!ret) { if (!ret) {
crtc->hwmode = saved_hwmode; crtc->hwmode = saved_hwmode;
crtc->mode = saved_mode; crtc->mode = saved_mode;
...@@ -497,14 +495,17 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) ...@@ -497,14 +495,17 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
crtc_funcs = set->crtc->helper_private; crtc_funcs = set->crtc->helper_private;
if (!set->mode)
set->fb = NULL;
if (set->fb) { if (set->fb) {
DRM_DEBUG_KMS("[CRTC:%d] [FB:%d] #connectors=%d (x y) (%i %i)\n", DRM_DEBUG_KMS("[CRTC:%d] [FB:%d] #connectors=%d (x y) (%i %i)\n",
set->crtc->base.id, set->fb->base.id, set->crtc->base.id, set->fb->base.id,
(int)set->num_connectors, set->x, set->y); (int)set->num_connectors, set->x, set->y);
} else { } else {
DRM_DEBUG_KMS("[CRTC:%d] [NOFB] #connectors=%d (x y) (%i %i)\n", DRM_DEBUG_KMS("[CRTC:%d] [NOFB]\n", set->crtc->base.id);
set->crtc->base.id, (int)set->num_connectors, set->mode = NULL;
set->x, set->y); set->num_connectors = 0;
} }
dev = set->crtc->dev; dev = set->crtc->dev;
...@@ -649,8 +650,8 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) ...@@ -649,8 +650,8 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
mode_changed = true; mode_changed = true;
if (mode_changed) { if (mode_changed) {
set->crtc->enabled = (set->mode != NULL); set->crtc->enabled = drm_helper_crtc_in_use(set->crtc);
if (set->mode != NULL) { if (set->crtc->enabled) {
DRM_DEBUG_KMS("attempting to set mode from" DRM_DEBUG_KMS("attempting to set mode from"
" userspace\n"); " userspace\n");
drm_mode_debug_printmodeline(set->mode); drm_mode_debug_printmodeline(set->mode);
......
...@@ -1250,7 +1250,7 @@ void drm_handle_vblank_events(struct drm_device *dev, int crtc) ...@@ -1250,7 +1250,7 @@ void drm_handle_vblank_events(struct drm_device *dev, int crtc)
* Drivers should call this routine in their vblank interrupt handlers to * Drivers should call this routine in their vblank interrupt handlers to
* update the vblank counter and send any signals that may be pending. * update the vblank counter and send any signals that may be pending.
*/ */
void drm_handle_vblank(struct drm_device *dev, int crtc) bool drm_handle_vblank(struct drm_device *dev, int crtc)
{ {
u32 vblcount; u32 vblcount;
s64 diff_ns; s64 diff_ns;
...@@ -1258,7 +1258,7 @@ void drm_handle_vblank(struct drm_device *dev, int crtc) ...@@ -1258,7 +1258,7 @@ void drm_handle_vblank(struct drm_device *dev, int crtc)
unsigned long irqflags; unsigned long irqflags;
if (!dev->num_crtcs) if (!dev->num_crtcs)
return; return false;
/* Need timestamp lock to prevent concurrent execution with /* Need timestamp lock to prevent concurrent execution with
* vblank enable/disable, as this would cause inconsistent * vblank enable/disable, as this would cause inconsistent
...@@ -1269,7 +1269,7 @@ void drm_handle_vblank(struct drm_device *dev, int crtc) ...@@ -1269,7 +1269,7 @@ void drm_handle_vblank(struct drm_device *dev, int crtc)
/* Vblank irq handling disabled. Nothing to do. */ /* Vblank irq handling disabled. Nothing to do. */
if (!dev->vblank_enabled[crtc]) { if (!dev->vblank_enabled[crtc]) {
spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags); spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags);
return; return false;
} }
/* Fetch corresponding timestamp for this vblank interval from /* Fetch corresponding timestamp for this vblank interval from
...@@ -1311,5 +1311,6 @@ void drm_handle_vblank(struct drm_device *dev, int crtc) ...@@ -1311,5 +1311,6 @@ void drm_handle_vblank(struct drm_device *dev, int crtc)
drm_handle_vblank_events(dev, crtc); drm_handle_vblank_events(dev, crtc);
spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags); spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags);
return true;
} }
EXPORT_SYMBOL(drm_handle_vblank); EXPORT_SYMBOL(drm_handle_vblank);
...@@ -357,6 +357,7 @@ static int i915_drm_thaw(struct drm_device *dev) ...@@ -357,6 +357,7 @@ static int i915_drm_thaw(struct drm_device *dev)
error = i915_gem_init_ringbuffer(dev); error = i915_gem_init_ringbuffer(dev);
mutex_unlock(&dev->struct_mutex); mutex_unlock(&dev->struct_mutex);
drm_mode_config_reset(dev);
drm_irq_install(dev); drm_irq_install(dev);
/* Resume the modeset for every activated CRTC */ /* Resume the modeset for every activated CRTC */
...@@ -545,6 +546,7 @@ int i915_reset(struct drm_device *dev, u8 flags) ...@@ -545,6 +546,7 @@ int i915_reset(struct drm_device *dev, u8 flags)
mutex_unlock(&dev->struct_mutex); mutex_unlock(&dev->struct_mutex);
drm_irq_uninstall(dev); drm_irq_uninstall(dev);
drm_mode_config_reset(dev);
drm_irq_install(dev); drm_irq_install(dev);
mutex_lock(&dev->struct_mutex); mutex_lock(&dev->struct_mutex);
} }
......
...@@ -1202,18 +1202,18 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) ...@@ -1202,18 +1202,18 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
intel_finish_page_flip_plane(dev, 1); intel_finish_page_flip_plane(dev, 1);
} }
if (pipea_stats & vblank_status) { if (pipea_stats & vblank_status &&
drm_handle_vblank(dev, 0)) {
vblank++; vblank++;
drm_handle_vblank(dev, 0);
if (!dev_priv->flip_pending_is_done) { if (!dev_priv->flip_pending_is_done) {
i915_pageflip_stall_check(dev, 0); i915_pageflip_stall_check(dev, 0);
intel_finish_page_flip(dev, 0); intel_finish_page_flip(dev, 0);
} }
} }
if (pipeb_stats & vblank_status) { if (pipeb_stats & vblank_status &&
drm_handle_vblank(dev, 1)) {
vblank++; vblank++;
drm_handle_vblank(dev, 1);
if (!dev_priv->flip_pending_is_done) { if (!dev_priv->flip_pending_is_done) {
i915_pageflip_stall_check(dev, 1); i915_pageflip_stall_check(dev, 1);
intel_finish_page_flip(dev, 1); intel_finish_page_flip(dev, 1);
......
...@@ -535,6 +535,15 @@ static int intel_crt_set_property(struct drm_connector *connector, ...@@ -535,6 +535,15 @@ static int intel_crt_set_property(struct drm_connector *connector,
return 0; return 0;
} }
static void intel_crt_reset(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct intel_crt *crt = intel_attached_crt(connector);
if (HAS_PCH_SPLIT(dev))
crt->force_hotplug_required = 1;
}
/* /*
* Routines for controlling stuff on the analog port * Routines for controlling stuff on the analog port
*/ */
...@@ -548,6 +557,7 @@ static const struct drm_encoder_helper_funcs intel_crt_helper_funcs = { ...@@ -548,6 +557,7 @@ static const struct drm_encoder_helper_funcs intel_crt_helper_funcs = {
}; };
static const struct drm_connector_funcs intel_crt_connector_funcs = { static const struct drm_connector_funcs intel_crt_connector_funcs = {
.reset = intel_crt_reset,
.dpms = drm_helper_connector_dpms, .dpms = drm_helper_connector_dpms,
.detect = intel_crt_detect, .detect = intel_crt_detect,
.fill_modes = drm_helper_probe_single_connector_modes, .fill_modes = drm_helper_probe_single_connector_modes,
......
...@@ -6106,6 +6106,18 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, ...@@ -6106,6 +6106,18 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
return ret; return ret;
} }
static void intel_crtc_reset(struct drm_crtc *crtc)
{
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
/* Reset flags back to the 'unknown' status so that they
* will be correctly set on the initial modeset.
*/
intel_crtc->cursor_addr = 0;
intel_crtc->dpms_mode = -1;
intel_crtc->active = true; /* force the pipe off on setup_init_config */
}
static struct drm_crtc_helper_funcs intel_helper_funcs = { static struct drm_crtc_helper_funcs intel_helper_funcs = {
.dpms = intel_crtc_dpms, .dpms = intel_crtc_dpms,
.mode_fixup = intel_crtc_mode_fixup, .mode_fixup = intel_crtc_mode_fixup,
...@@ -6117,6 +6129,7 @@ static struct drm_crtc_helper_funcs intel_helper_funcs = { ...@@ -6117,6 +6129,7 @@ static struct drm_crtc_helper_funcs intel_helper_funcs = {
}; };
static const struct drm_crtc_funcs intel_crtc_funcs = { static const struct drm_crtc_funcs intel_crtc_funcs = {
.reset = intel_crtc_reset,
.cursor_set = intel_crtc_cursor_set, .cursor_set = intel_crtc_cursor_set,
.cursor_move = intel_crtc_cursor_move, .cursor_move = intel_crtc_cursor_move,
.gamma_set = intel_crtc_gamma_set, .gamma_set = intel_crtc_gamma_set,
...@@ -6193,9 +6206,7 @@ static void intel_crtc_init(struct drm_device *dev, int pipe) ...@@ -6193,9 +6206,7 @@ static void intel_crtc_init(struct drm_device *dev, int pipe)
dev_priv->plane_to_crtc_mapping[intel_crtc->plane] = &intel_crtc->base; dev_priv->plane_to_crtc_mapping[intel_crtc->plane] = &intel_crtc->base;
dev_priv->pipe_to_crtc_mapping[intel_crtc->pipe] = &intel_crtc->base; dev_priv->pipe_to_crtc_mapping[intel_crtc->pipe] = &intel_crtc->base;
intel_crtc->cursor_addr = 0; intel_crtc_reset(&intel_crtc->base);
intel_crtc->dpms_mode = -1;
intel_crtc->active = true; /* force the pipe off on setup_init_config */
if (HAS_PCH_SPLIT(dev)) { if (HAS_PCH_SPLIT(dev)) {
intel_helper_funcs.prepare = ironlake_crtc_prepare; intel_helper_funcs.prepare = ironlake_crtc_prepare;
......
...@@ -473,20 +473,6 @@ static bool intel_sdvo_write_cmd(struct intel_sdvo *intel_sdvo, u8 cmd, ...@@ -473,20 +473,6 @@ static bool intel_sdvo_write_cmd(struct intel_sdvo *intel_sdvo, u8 cmd,
return false; return false;
} }
i = 3;
while (status == SDVO_CMD_STATUS_PENDING && i--) {
if (!intel_sdvo_read_byte(intel_sdvo,
SDVO_I2C_CMD_STATUS,
&status))
return false;
}
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("command returns response %s [%d]\n",
status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP ? cmd_status_names[status] : "???",
status);
return false;
}
return true; return true;
} }
...@@ -497,6 +483,8 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo, ...@@ -497,6 +483,8 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
u8 status; u8 status;
int i; int i;
DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(intel_sdvo));
/* /*
* The documentation states that all commands will be * The documentation states that all commands will be
* processed within 15µs, and that we need only poll * processed within 15µs, and that we need only poll
...@@ -505,14 +493,19 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo, ...@@ -505,14 +493,19 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
* *
* Check 5 times in case the hardware failed to read the docs. * Check 5 times in case the hardware failed to read the docs.
*/ */
do {
if (!intel_sdvo_read_byte(intel_sdvo, if (!intel_sdvo_read_byte(intel_sdvo,
SDVO_I2C_CMD_STATUS, SDVO_I2C_CMD_STATUS,
&status)) &status))
return false; goto log_fail;
} while (status == SDVO_CMD_STATUS_PENDING && --retry);
while (status == SDVO_CMD_STATUS_PENDING && retry--) {
udelay(15);
if (!intel_sdvo_read_byte(intel_sdvo,
SDVO_I2C_CMD_STATUS,
&status))
goto log_fail;
}
DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(intel_sdvo));
if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP) if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP)
DRM_LOG_KMS("(%s)", cmd_status_names[status]); DRM_LOG_KMS("(%s)", cmd_status_names[status]);
else else
...@@ -533,7 +526,7 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo, ...@@ -533,7 +526,7 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
return true; return true;
log_fail: log_fail:
DRM_LOG_KMS("\n"); DRM_LOG_KMS("... failed\n");
return false; return false;
} }
...@@ -550,6 +543,7 @@ static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode) ...@@ -550,6 +543,7 @@ static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode)
static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo *intel_sdvo, static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo *intel_sdvo,
u8 ddc_bus) u8 ddc_bus)
{ {
/* This must be the immediately preceding write before the i2c xfer */
return intel_sdvo_write_cmd(intel_sdvo, return intel_sdvo_write_cmd(intel_sdvo,
SDVO_CMD_SET_CONTROL_BUS_SWITCH, SDVO_CMD_SET_CONTROL_BUS_SWITCH,
&ddc_bus, 1); &ddc_bus, 1);
...@@ -557,7 +551,10 @@ static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo *intel_sdvo, ...@@ -557,7 +551,10 @@ static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo *intel_sdvo,
static bool intel_sdvo_set_value(struct intel_sdvo *intel_sdvo, u8 cmd, const void *data, int len) static bool intel_sdvo_set_value(struct intel_sdvo *intel_sdvo, u8 cmd, const void *data, int len)
{ {
return intel_sdvo_write_cmd(intel_sdvo, cmd, data, len); if (!intel_sdvo_write_cmd(intel_sdvo, cmd, data, len))
return false;
return intel_sdvo_read_response(intel_sdvo, NULL, 0);
} }
static bool static bool
...@@ -864,18 +861,21 @@ static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo) ...@@ -864,18 +861,21 @@ static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo)
intel_dip_infoframe_csum(&avi_if); intel_dip_infoframe_csum(&avi_if);
if (!intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_INDEX, if (!intel_sdvo_set_value(intel_sdvo,
SDVO_CMD_SET_HBUF_INDEX,
set_buf_index, 2)) set_buf_index, 2))
return false; return false;
for (i = 0; i < sizeof(avi_if); i += 8) { for (i = 0; i < sizeof(avi_if); i += 8) {
if (!intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_DATA, if (!intel_sdvo_set_value(intel_sdvo,
SDVO_CMD_SET_HBUF_DATA,
data, 8)) data, 8))
return false; return false;
data++; data++;
} }
return intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_TXRATE, return intel_sdvo_set_value(intel_sdvo,
SDVO_CMD_SET_HBUF_TXRATE,
&tx_rate, 1); &tx_rate, 1);
} }
......
...@@ -1367,7 +1367,7 @@ extern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq); ...@@ -1367,7 +1367,7 @@ extern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq);
extern u32 drm_vblank_count(struct drm_device *dev, int crtc); extern u32 drm_vblank_count(struct drm_device *dev, int crtc);
extern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc, extern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc,
struct timeval *vblanktime); struct timeval *vblanktime);
extern void drm_handle_vblank(struct drm_device *dev, int crtc); extern bool drm_handle_vblank(struct drm_device *dev, int crtc);
extern int drm_vblank_get(struct drm_device *dev, int crtc); extern int drm_vblank_get(struct drm_device *dev, int crtc);
extern void drm_vblank_put(struct drm_device *dev, int crtc); extern void drm_vblank_put(struct drm_device *dev, int crtc);
extern void drm_vblank_off(struct drm_device *dev, int crtc); extern void drm_vblank_off(struct drm_device *dev, int crtc);
......
...@@ -275,6 +275,7 @@ struct drm_pending_vblank_event; ...@@ -275,6 +275,7 @@ struct drm_pending_vblank_event;
/** /**
* drm_crtc_funcs - control CRTCs for a given device * drm_crtc_funcs - control CRTCs for a given device
* @reset: reset CRTC after state has been invalidate (e.g. resume)
* @dpms: control display power levels * @dpms: control display power levels
* @save: save CRTC state * @save: save CRTC state
* @resore: restore CRTC state * @resore: restore CRTC state
...@@ -302,6 +303,8 @@ struct drm_crtc_funcs { ...@@ -302,6 +303,8 @@ struct drm_crtc_funcs {
void (*save)(struct drm_crtc *crtc); /* suspend? */ void (*save)(struct drm_crtc *crtc); /* suspend? */
/* Restore CRTC state */ /* Restore CRTC state */
void (*restore)(struct drm_crtc *crtc); /* resume? */ void (*restore)(struct drm_crtc *crtc); /* resume? */
/* Reset CRTC state */
void (*reset)(struct drm_crtc *crtc);
/* cursor controls */ /* cursor controls */
int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv,
...@@ -379,6 +382,7 @@ struct drm_crtc { ...@@ -379,6 +382,7 @@ struct drm_crtc {
* @dpms: set power state (see drm_crtc_funcs above) * @dpms: set power state (see drm_crtc_funcs above)
* @save: save connector state * @save: save connector state
* @restore: restore connector state * @restore: restore connector state
* @reset: reset connector after state has been invalidate (e.g. resume)
* @mode_valid: is this mode valid on the given connector? * @mode_valid: is this mode valid on the given connector?
* @mode_fixup: try to fixup proposed mode for this connector * @mode_fixup: try to fixup proposed mode for this connector
* @mode_set: set this mode * @mode_set: set this mode
...@@ -396,6 +400,7 @@ struct drm_connector_funcs { ...@@ -396,6 +400,7 @@ struct drm_connector_funcs {
void (*dpms)(struct drm_connector *connector, int mode); void (*dpms)(struct drm_connector *connector, int mode);
void (*save)(struct drm_connector *connector); void (*save)(struct drm_connector *connector);
void (*restore)(struct drm_connector *connector); void (*restore)(struct drm_connector *connector);
void (*reset)(struct drm_connector *connector);
/* Check to see if anything is attached to the connector. /* Check to see if anything is attached to the connector.
* @force is set to false whilst polling, true when checking the * @force is set to false whilst polling, true when checking the
...@@ -413,6 +418,7 @@ struct drm_connector_funcs { ...@@ -413,6 +418,7 @@ struct drm_connector_funcs {
}; };
struct drm_encoder_funcs { struct drm_encoder_funcs {
void (*reset)(struct drm_encoder *encoder);
void (*destroy)(struct drm_encoder *encoder); void (*destroy)(struct drm_encoder *encoder);
}; };
...@@ -656,6 +662,7 @@ extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, ...@@ -656,6 +662,7 @@ extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev,
struct drm_display_mode *mode); struct drm_display_mode *mode);
extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode);
extern void drm_mode_config_init(struct drm_device *dev); extern void drm_mode_config_init(struct drm_device *dev);
extern void drm_mode_config_reset(struct drm_device *dev);
extern void drm_mode_config_cleanup(struct drm_device *dev); extern void drm_mode_config_cleanup(struct drm_device *dev);
extern void drm_mode_set_name(struct drm_display_mode *mode); extern void drm_mode_set_name(struct drm_display_mode *mode);
extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2);
......
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