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drm/i915: Store struct intel_crtc * in {pipe,plane}_to_crtc_mapping[] 

A lot of users of the {pipe,plane}_to_crtc_mapping[] will end up
casting the result to intel_crtc, so let's just store the intel_crtc
pointer in the first place.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-7-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Ville Syrjälä 2016-10-31 22:37:05 +02:00
parent efc2611e6e
commit e2af48c66b
9 changed files with 64 additions and 76 deletions
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9
drivers/gpu/drm/i915/i915_debugfs.c
View File

@ -4065,8 +4065,7 @@ static void hsw_trans_edp_pipe_A_crc_wa(struct drm_i915_private *dev_priv,
bool enable)
{
struct drm_device *dev = &dev_priv->drm;
struct intel_crtc *crtc =
to_intel_crtc(dev_priv->pipe_to_crtc_mapping[PIPE_A]);
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[PIPE_A];
struct intel_crtc_state *pipe_config;
struct drm_atomic_state *state;
int ret = 0;
@ -4134,8 +4133,7 @@ static int pipe_crc_set_source(struct drm_i915_private *dev_priv,
{
struct drm_device *dev = &dev_priv->drm;
struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[pipe];
struct intel_crtc *crtc =
to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe));
struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev, pipe);
enum intel_display_power_domain power_domain;
u32 val = 0; /* shut up gcc */
int ret;
@ -4206,8 +4204,7 @@ static int pipe_crc_set_source(struct drm_i915_private *dev_priv,
/* real source -> none transition */
if (source == INTEL_PIPE_CRC_SOURCE_NONE) {
struct intel_pipe_crc_entry *entries;
struct intel_crtc *crtc =
to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
DRM_DEBUG_DRIVER("stopping CRCs for pipe %c\n",
pipe_name(pipe));

4
drivers/gpu/drm/i915/i915_drv.h
View File

@ -1935,8 +1935,8 @@ struct drm_i915_private {
/* Kernel Modesetting */
struct drm_crtc *plane_to_crtc_mapping[I915_MAX_PIPES];
struct drm_crtc *pipe_to_crtc_mapping[I915_MAX_PIPES];
struct intel_crtc *plane_to_crtc_mapping[I915_MAX_PIPES];
struct intel_crtc *pipe_to_crtc_mapping[I915_MAX_PIPES];
wait_queue_head_t pending_flip_queue;
#ifdef CONFIG_DEBUG_FS

12
drivers/gpu/drm/i915/i915_irq.c
View File

@ -725,8 +725,7 @@ static u32 i915_get_vblank_counter(struct drm_device *dev, unsigned int pipe)
struct drm_i915_private *dev_priv = to_i915(dev);
i915_reg_t high_frame, low_frame;
u32 high1, high2, low, pixel, vbl_start, hsync_start, htotal;
struct intel_crtc *intel_crtc =
to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
struct intel_crtc *intel_crtc = dev_priv->pipe_to_crtc_mapping[pipe];
const struct drm_display_mode *mode = &intel_crtc->base.hwmode;
htotal = mode->crtc_htotal;
@ -831,8 +830,7 @@ static int i915_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe,
const struct drm_display_mode *mode)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_crtc *intel_crtc = dev_priv->pipe_to_crtc_mapping[pipe];
int position;
int vbl_start, vbl_end, hsync_start, htotal, vtotal;
bool in_vbl = true;
@ -967,7 +965,7 @@ static int i915_get_vblank_timestamp(struct drm_device *dev, unsigned int pipe,
struct timeval *vblank_time,
unsigned flags)
{
struct drm_crtc *crtc;
struct intel_crtc *crtc;
if (pipe >= INTEL_INFO(dev)->num_pipes) {
DRM_ERROR("Invalid crtc %u\n", pipe);
@ -981,7 +979,7 @@ static int i915_get_vblank_timestamp(struct drm_device *dev, unsigned int pipe,
return -EINVAL;
}
if (!crtc->hwmode.crtc_clock) {
if (!crtc->base.hwmode.crtc_clock) {
DRM_DEBUG_KMS("crtc %u is disabled\n", pipe);
return -EBUSY;
}
@ -989,7 +987,7 @@ static int i915_get_vblank_timestamp(struct drm_device *dev, unsigned int pipe,
/* Helper routine in DRM core does all the work: */
return drm_calc_vbltimestamp_from_scanoutpos(dev, pipe, max_error,
vblank_time, flags,
&crtc->hwmode);
&crtc->base.hwmode);
}
static void ironlake_rps_change_irq_handler(struct drm_i915_private *dev_priv)

68
drivers/gpu/drm/i915/intel_display.c
View File

@ -1030,10 +1030,9 @@ bool intel_crtc_active(struct intel_crtc *crtc)
enum transcoder intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv,
enum pipe pipe)
{
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
return intel_crtc->config->cpu_transcoder;
return crtc->config->cpu_transcoder;
}
static bool pipe_dsl_stopped(struct drm_device *dev, enum pipe pipe)
@ -1786,8 +1785,7 @@ void vlv_wait_port_ready(struct drm_i915_private *dev_priv,
static void ironlake_enable_pch_transcoder(struct drm_i915_private *dev_priv,
enum pipe pipe)
{
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_crtc *intel_crtc = dev_priv->pipe_to_crtc_mapping[pipe];
i915_reg_t reg;
uint32_t val, pipeconf_val;
@ -7073,7 +7071,7 @@ static int ironlake_check_fdi_lanes(struct drm_device *dev, enum pipe pipe,
if (pipe_config->fdi_lanes <= 2)
return 0;
other_crtc = to_intel_crtc(intel_get_crtc_for_pipe(dev, PIPE_C));
other_crtc = intel_get_crtc_for_pipe(dev, PIPE_C);
other_crtc_state =
intel_atomic_get_crtc_state(state, other_crtc);
if (IS_ERR(other_crtc_state))
@ -7092,7 +7090,7 @@ static int ironlake_check_fdi_lanes(struct drm_device *dev, enum pipe pipe,
return -EINVAL;
}
other_crtc = to_intel_crtc(intel_get_crtc_for_pipe(dev, PIPE_B));
other_crtc = intel_get_crtc_for_pipe(dev, PIPE_B);
other_crtc_state =
intel_atomic_get_crtc_state(state, other_crtc);
if (IS_ERR(other_crtc_state))
@ -8107,8 +8105,7 @@ static void chv_prepare_pll(struct intel_crtc *crtc,
int vlv_force_pll_on(struct drm_device *dev, enum pipe pipe,
const struct dpll *dpll)
{
struct intel_crtc *crtc =
to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe));
struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev, pipe);
struct intel_crtc_state *pipe_config;
pipe_config = kzalloc(sizeof(*pipe_config), GFP_KERNEL);
@ -11663,8 +11660,7 @@ static bool pageflip_finished(struct intel_crtc *crtc,
void intel_finish_page_flip_cs(struct drm_i915_private *dev_priv, int pipe)
{
struct drm_device *dev = &dev_priv->drm;
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_flip_work *work;
unsigned long flags;
@ -11677,12 +11673,12 @@ void intel_finish_page_flip_cs(struct drm_i915_private *dev_priv, int pipe)
* lost pageflips) so needs the full irqsave spinlocks.
*/
spin_lock_irqsave(&dev->event_lock, flags);
work = intel_crtc->flip_work;
work = crtc->flip_work;
if (work != NULL &&
!is_mmio_work(work) &&
pageflip_finished(intel_crtc, work))
page_flip_completed(intel_crtc);
pageflip_finished(crtc, work))
page_flip_completed(crtc);
spin_unlock_irqrestore(&dev->event_lock, flags);
}
@ -11690,8 +11686,7 @@ void intel_finish_page_flip_cs(struct drm_i915_private *dev_priv, int pipe)
void intel_finish_page_flip_mmio(struct drm_i915_private *dev_priv, int pipe)
{
struct drm_device *dev = &dev_priv->drm;
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_flip_work *work;
unsigned long flags;
@ -11704,12 +11699,12 @@ void intel_finish_page_flip_mmio(struct drm_i915_private *dev_priv, int pipe)
* lost pageflips) so needs the full irqsave spinlocks.
*/
spin_lock_irqsave(&dev->event_lock, flags);
work = intel_crtc->flip_work;
work = crtc->flip_work;
if (work != NULL &&
is_mmio_work(work) &&
pageflip_finished(intel_crtc, work))
page_flip_completed(intel_crtc);
pageflip_finished(crtc, work))
page_flip_completed(crtc);
spin_unlock_irqrestore(&dev->event_lock, flags);
}
@ -12121,8 +12116,7 @@ static bool __pageflip_stall_check_cs(struct drm_i915_private *dev_priv,
void intel_check_page_flip(struct drm_i915_private *dev_priv, int pipe)
{
struct drm_device *dev = &dev_priv->drm;
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_flip_work *work;
WARN_ON(!in_interrupt());
@ -12131,19 +12125,19 @@ void intel_check_page_flip(struct drm_i915_private *dev_priv, int pipe)
return;
spin_lock(&dev->event_lock);
work = intel_crtc->flip_work;
work = crtc->flip_work;
if (work != NULL && !is_mmio_work(work) &&
__pageflip_stall_check_cs(dev_priv, intel_crtc, work)) {
__pageflip_stall_check_cs(dev_priv, crtc, work)) {
WARN_ONCE(1,
"Kicking stuck page flip: queued at %d, now %d\n",
work->flip_queued_vblank, intel_crtc_get_vblank_counter(intel_crtc));
page_flip_completed(intel_crtc);
work->flip_queued_vblank, intel_crtc_get_vblank_counter(crtc));
page_flip_completed(crtc);
work = NULL;
}
if (work != NULL && !is_mmio_work(work) &&
intel_crtc_get_vblank_counter(intel_crtc) - work->flip_queued_vblank > 1)
intel_crtc_get_vblank_counter(crtc) - work->flip_queued_vblank > 1)
intel_queue_rps_boost_for_request(work->flip_queued_req);
spin_unlock(&dev->event_lock);
}
@ -14181,22 +14175,22 @@ static void intel_atomic_wait_for_vblanks(struct drm_device *dev,
return;
for_each_pipe(dev_priv, pipe) {
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
if (!((1 << pipe) & crtc_mask))
continue;
ret = drm_crtc_vblank_get(crtc);
ret = drm_crtc_vblank_get(&crtc->base);
if (WARN_ON(ret != 0)) {
crtc_mask &= ~(1 << pipe);
continue;
}
last_vblank_count[pipe] = drm_crtc_vblank_count(crtc);
last_vblank_count[pipe] = drm_crtc_vblank_count(&crtc->base);
}
for_each_pipe(dev_priv, pipe) {
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
long lret;
if (!((1 << pipe) & crtc_mask))
@ -14204,12 +14198,12 @@ static void intel_atomic_wait_for_vblanks(struct drm_device *dev,
lret = wait_event_timeout(dev->vblank[pipe].queue,
last_vblank_count[pipe] !=
drm_crtc_vblank_count(crtc),
drm_crtc_vblank_count(&crtc->base),
msecs_to_jiffies(50));
WARN(!lret, "pipe %c vblank wait timed out\n", pipe_name(pipe));
drm_crtc_vblank_put(crtc);
drm_crtc_vblank_put(&crtc->base);
}
}
@ -15317,8 +15311,8 @@ static int intel_crtc_init(struct drm_device *dev, enum pipe pipe)
BUG_ON(pipe >= ARRAY_SIZE(dev_priv->plane_to_crtc_mapping) ||
dev_priv->plane_to_crtc_mapping[intel_crtc->plane] != NULL);
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->plane_to_crtc_mapping[intel_crtc->plane] = intel_crtc;
dev_priv->pipe_to_crtc_mapping[intel_crtc->pipe] = intel_crtc;
drm_crtc_helper_add(&intel_crtc->base, &intel_helper_funcs);
@ -16871,7 +16865,8 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
pipe = 0;
if (encoder->get_hw_state(encoder, &pipe)) {
crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
crtc = dev_priv->pipe_to_crtc_mapping[pipe];
encoder->base.crtc = &crtc->base;
crtc->config->output_types |= 1 << encoder->type;
encoder->get_config(encoder, crtc->config);
@ -16972,7 +16967,8 @@ intel_modeset_setup_hw_state(struct drm_device *dev)
}
for_each_pipe(dev_priv, pipe) {
crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
crtc = dev_priv->pipe_to_crtc_mapping[pipe];
intel_sanitize_crtc(crtc);
intel_dump_pipe_config(crtc, crtc->config,
"[setup_hw_state]");

7
drivers/gpu/drm/i915/intel_drv.h
View File

@ -1028,14 +1028,14 @@ vlv_pipe_to_channel(enum pipe pipe)
}
}
static inline struct drm_crtc *
static inline struct intel_crtc *
intel_get_crtc_for_pipe(struct drm_device *dev, int pipe)
{
struct drm_i915_private *dev_priv = to_i915(dev);
return dev_priv->pipe_to_crtc_mapping[pipe];
}
static inline struct drm_crtc *
static inline struct intel_crtc *
intel_get_crtc_for_plane(struct drm_device *dev, int plane)
{
struct drm_i915_private *dev_priv = to_i915(dev);
@ -1251,8 +1251,7 @@ intel_wait_for_vblank(struct drm_device *dev, int pipe)
static inline void
intel_wait_for_vblank_if_active(struct drm_device *dev, int pipe)
{
const struct intel_crtc *crtc =
to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe));
const struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev, pipe);
if (crtc->active)
intel_wait_for_vblank(dev, pipe);

4
drivers/gpu/drm/i915/intel_dvo.c
View File

@ -393,12 +393,12 @@ intel_dvo_get_current_mode(struct drm_connector *connector)
* its timings to get how the BIOS set up the panel.
*/
if (dvo_val & DVO_ENABLE) {
struct drm_crtc *crtc;
struct intel_crtc *crtc;
int pipe = (dvo_val & DVO_PIPE_B_SELECT) ? 1 : 0;
crtc = intel_get_crtc_for_pipe(dev, pipe);
if (crtc) {
mode = intel_crtc_mode_get(dev, crtc);
mode = intel_crtc_mode_get(dev, &crtc->base);
if (mode) {
mode->type |= DRM_MODE_TYPE_PREFERRED;
if (dvo_val & DVO_HSYNC_ACTIVE_HIGH)

22
drivers/gpu/drm/i915/intel_fifo_underrun.c
View File

@ -57,7 +57,7 @@ static bool ivb_can_enable_err_int(struct drm_device *dev)
assert_spin_locked(&dev_priv->irq_lock);
for_each_pipe(dev_priv, pipe) {
crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
crtc = dev_priv->pipe_to_crtc_mapping[pipe];
if (crtc->cpu_fifo_underrun_disabled)
return false;
@ -75,7 +75,7 @@ static bool cpt_can_enable_serr_int(struct drm_device *dev)
assert_spin_locked(&dev_priv->irq_lock);
for_each_pipe(dev_priv, pipe) {
crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
crtc = dev_priv->pipe_to_crtc_mapping[pipe];
if (crtc->pch_fifo_underrun_disabled)
return false;
@ -245,14 +245,13 @@ static bool __intel_set_cpu_fifo_underrun_reporting(struct drm_device *dev,
enum pipe pipe, bool enable)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
bool old;
assert_spin_locked(&dev_priv->irq_lock);
old = !intel_crtc->cpu_fifo_underrun_disabled;
intel_crtc->cpu_fifo_underrun_disabled = !enable;
old = !crtc->cpu_fifo_underrun_disabled;
crtc->cpu_fifo_underrun_disabled = !enable;
if (HAS_GMCH_DISPLAY(dev_priv))
i9xx_set_fifo_underrun_reporting(dev, pipe, enable, old);
@ -314,8 +313,7 @@ bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv,
enum transcoder pch_transcoder,
bool enable)
{
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pch_transcoder];
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pch_transcoder];
unsigned long flags;
bool old;
@ -330,8 +328,8 @@ bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv,
spin_lock_irqsave(&dev_priv->irq_lock, flags);
old = !intel_crtc->pch_fifo_underrun_disabled;
intel_crtc->pch_fifo_underrun_disabled = !enable;
old = !crtc->pch_fifo_underrun_disabled;
crtc->pch_fifo_underrun_disabled = !enable;
if (HAS_PCH_IBX(dev_priv))
ibx_set_fifo_underrun_reporting(&dev_priv->drm,
@ -358,7 +356,7 @@ bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv,
void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv,
enum pipe pipe)
{
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
/* We may be called too early in init, thanks BIOS! */
if (crtc == NULL)
@ -366,7 +364,7 @@ void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv,
/* GMCH can't disable fifo underruns, filter them. */
if (HAS_GMCH_DISPLAY(dev_priv) &&
to_intel_crtc(crtc)->cpu_fifo_underrun_disabled)
crtc->cpu_fifo_underrun_disabled)
return;
if (intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false))

4
drivers/gpu/drm/i915/intel_lvds.c
View File

@ -985,7 +985,7 @@ void intel_lvds_init(struct drm_device *dev)
struct drm_display_mode *fixed_mode = NULL;
struct drm_display_mode *downclock_mode = NULL;
struct edid *edid;
struct drm_crtc *crtc;
struct intel_crtc *crtc;
i915_reg_t lvds_reg;
u32 lvds;
int pipe;
@ -1166,7 +1166,7 @@ void intel_lvds_init(struct drm_device *dev)
crtc = intel_get_crtc_for_pipe(dev, pipe);
if (crtc && (lvds & LVDS_PORT_EN)) {
fixed_mode = intel_crtc_mode_get(dev, crtc);
fixed_mode = intel_crtc_mode_get(dev, &crtc->base);
if (fixed_mode) {
DRM_DEBUG_KMS("using current (BIOS) mode: ");
drm_mode_debug_printmodeline(fixed_mode);

10
drivers/gpu/drm/i915/intel_pm.c
View File

@ -728,7 +728,7 @@ static bool g4x_compute_wm0(struct drm_device *dev,
int line_time_us, line_count;
int entries, tlb_miss;
crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, plane));
crtc = intel_get_crtc_for_plane(dev, plane);
if (!intel_crtc_active(crtc)) {
*cursor_wm = cursor->guard_size;
*plane_wm = display->guard_size;
@ -823,7 +823,7 @@ static bool g4x_compute_srwm(struct drm_device *dev,
return false;
}
crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, plane));
crtc = intel_get_crtc_for_plane(dev, plane);
adjusted_mode = &crtc->config->base.adjusted_mode;
fb = crtc->base.primary->state->fb;
clock = adjusted_mode->crtc_clock;
@ -1546,7 +1546,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc)
wm_info = &i830_a_wm_info;
fifo_size = dev_priv->display.get_fifo_size(dev, 0);
crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, 0));
crtc = intel_get_crtc_for_plane(dev, 0);
if (intel_crtc_active(crtc)) {
const struct drm_display_mode *adjusted_mode =
&crtc->config->base.adjusted_mode;
@ -1573,7 +1573,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc)
wm_info = &i830_bc_wm_info;
fifo_size = dev_priv->display.get_fifo_size(dev, 1);
crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, 1));
crtc = intel_get_crtc_for_plane(dev, 1);
if (intel_crtc_active(crtc)) {
const struct drm_display_mode *adjusted_mode =
&crtc->config->base.adjusted_mode;
@ -3066,7 +3066,7 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state)
/* Since we're now guaranteed to only have one active CRTC... */
pipe = ffs(intel_state->active_crtcs) - 1;
crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
crtc = dev_priv->pipe_to_crtc_mapping[pipe];
cstate = to_intel_crtc_state(crtc->base.state);
if (crtc->base.state->adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE)