[PATCH] drm/i915/backlight: convert to use struct intel_display
Kandpal, Suraj
suraj.kandpal at intel.com
Wed Feb 5 09:11:04 UTC 2025
> -----Original Message-----
> From: Intel-gfx <intel-gfx-bounces at lists.freedesktop.org> On Behalf Of Jani
> Nikula
> Sent: Tuesday, February 4, 2025 6:54 PM
> To: intel-gfx at lists.freedesktop.org; intel-xe at lists.freedesktop.org
> Cc: Nikula, Jani <jani.nikula at intel.com>
> Subject: [PATCH] drm/i915/backlight: convert to use struct intel_display
>
> Going forward, struct intel_display will be the main display data
> structure. Convert as much as possible of backlight code to use it.
>
> There are some stragglers mainly around PCH checks.
>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
LGTM,
Reviewed-by: Suraj Kandpal <suraj.kandpal at intel.com>
> ---
> .../gpu/drm/i915/display/intel_backlight.c | 494 +++++++++---------
> 1 file changed, 260 insertions(+), 234 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_backlight.c
> b/drivers/gpu/drm/i915/display/intel_backlight.c
> index 7e6ce905bdaf..477b21af71a4 100644
> --- a/drivers/gpu/drm/i915/display/intel_backlight.c
> +++ b/drivers/gpu/drm/i915/display/intel_backlight.c
> @@ -104,20 +104,20 @@ u32 intel_backlight_invert_pwm_level(struct
> intel_connector *connector, u32 val)
> void intel_backlight_set_pwm_level(const struct drm_connector_state
> *conn_state, u32 val)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] set backlight PWM
> = %d\n",
> + drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s] set backlight
> PWM = %d\n",
> connector->base.base.id, connector->base.name, val);
> panel->backlight.pwm_funcs->set(conn_state, val);
> }
>
> u32 intel_backlight_level_to_pwm(struct intel_connector *connector, u32
> val)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> - drm_WARN_ON_ONCE(&i915->drm,
> + drm_WARN_ON_ONCE(display->drm,
> panel->backlight.max == 0 || panel-
> >backlight.pwm_level_max == 0);
>
> val = scale(val, panel->backlight.min, panel->backlight.max,
> @@ -145,32 +145,33 @@ u32 intel_backlight_level_from_pwm(struct
> intel_connector *connector, u32 val)
>
> static u32 lpt_get_backlight(struct intel_connector *connector, enum pipe
> unused)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
>
> - return intel_de_read(i915, BLC_PWM_PCH_CTL2) &
> BACKLIGHT_DUTY_CYCLE_MASK;
> + return intel_de_read(display, BLC_PWM_PCH_CTL2) &
> BACKLIGHT_DUTY_CYCLE_MASK;
> }
>
> static u32 pch_get_backlight(struct intel_connector *connector, enum pipe
> unused)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
>
> - return intel_de_read(i915, BLC_PWM_CPU_CTL) &
> BACKLIGHT_DUTY_CYCLE_MASK;
> + return intel_de_read(display, BLC_PWM_CPU_CTL) &
> BACKLIGHT_DUTY_CYCLE_MASK;
> }
>
> static u32 i9xx_get_backlight(struct intel_connector *connector, enum pipe
> unused)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 val;
>
> - val = intel_de_read(i915, BLC_PWM_CTL) &
> BACKLIGHT_DUTY_CYCLE_MASK;
> - if (DISPLAY_VER(i915) < 4)
> + val = intel_de_read(display, BLC_PWM_CTL) &
> BACKLIGHT_DUTY_CYCLE_MASK;
> + if (DISPLAY_VER(display) < 4)
> val >>= 1;
>
> if (panel->backlight.combination_mode) {
> + struct pci_dev *pdev = to_pci_dev(display->drm->dev);
> u8 lbpc;
>
> - pci_read_config_byte(to_pci_dev(i915->drm.dev), LBPC,
> &lbpc);
> + pci_read_config_byte(pdev, LBPC, &lbpc);
> val *= lbpc;
> }
>
> @@ -179,20 +180,20 @@ static u32 i9xx_get_backlight(struct intel_connector
> *connector, enum pipe unuse
>
> static u32 vlv_get_backlight(struct intel_connector *connector, enum pipe
> pipe)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
>
> - if (drm_WARN_ON(&i915->drm, pipe != PIPE_A && pipe != PIPE_B))
> + if (drm_WARN_ON(display->drm, pipe != PIPE_A && pipe != PIPE_B))
> return 0;
>
> - return intel_de_read(i915, VLV_BLC_PWM_CTL(pipe)) &
> BACKLIGHT_DUTY_CYCLE_MASK;
> + return intel_de_read(display, VLV_BLC_PWM_CTL(pipe)) &
> BACKLIGHT_DUTY_CYCLE_MASK;
> }
>
> static u32 bxt_get_backlight(struct intel_connector *connector, enum pipe
> unused)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> - return intel_de_read(i915, BXT_BLC_PWM_DUTY(panel-
> >backlight.controller));
> + return intel_de_read(display, BXT_BLC_PWM_DUTY(panel-
> >backlight.controller));
> }
>
> static u32 ext_pwm_get_backlight(struct intel_connector *connector, enum
> pipe unused)
> @@ -207,69 +208,70 @@ static u32 ext_pwm_get_backlight(struct
> intel_connector *connector, enum pipe un
> static void lpt_set_backlight(const struct drm_connector_state *conn_state,
> u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> u32 val;
>
> - val = intel_de_read(i915, BLC_PWM_PCH_CTL2) &
> ~BACKLIGHT_DUTY_CYCLE_MASK;
> - intel_de_write(i915, BLC_PWM_PCH_CTL2, val | level);
> + val = intel_de_read(display, BLC_PWM_PCH_CTL2) &
> ~BACKLIGHT_DUTY_CYCLE_MASK;
> + intel_de_write(display, BLC_PWM_PCH_CTL2, val | level);
> }
>
> static void pch_set_backlight(const struct drm_connector_state *conn_state,
> u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> u32 tmp;
>
> - tmp = intel_de_read(i915, BLC_PWM_CPU_CTL) &
> ~BACKLIGHT_DUTY_CYCLE_MASK;
> - intel_de_write(i915, BLC_PWM_CPU_CTL, tmp | level);
> + tmp = intel_de_read(display, BLC_PWM_CPU_CTL) &
> ~BACKLIGHT_DUTY_CYCLE_MASK;
> + intel_de_write(display, BLC_PWM_CPU_CTL, tmp | level);
> }
>
> static void i9xx_set_backlight(const struct drm_connector_state *conn_state,
> u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 tmp, mask;
>
> - drm_WARN_ON(&i915->drm, panel->backlight.pwm_level_max == 0);
> + drm_WARN_ON(display->drm, panel->backlight.pwm_level_max ==
> 0);
>
> if (panel->backlight.combination_mode) {
> + struct pci_dev *pdev = to_pci_dev(display->drm->dev);
> u8 lbpc;
>
> lbpc = level * 0xfe / panel->backlight.pwm_level_max + 1;
> level /= lbpc;
> - pci_write_config_byte(to_pci_dev(i915->drm.dev), LBPC,
> lbpc);
> + pci_write_config_byte(pdev, LBPC, lbpc);
> }
>
> - if (DISPLAY_VER(i915) == 4) {
> + if (DISPLAY_VER(display) == 4) {
> mask = BACKLIGHT_DUTY_CYCLE_MASK;
> } else {
> level <<= 1;
> mask = BACKLIGHT_DUTY_CYCLE_MASK_PNV;
> }
>
> - tmp = intel_de_read(i915, BLC_PWM_CTL) & ~mask;
> - intel_de_write(i915, BLC_PWM_CTL, tmp | level);
> + tmp = intel_de_read(display, BLC_PWM_CTL) & ~mask;
> + intel_de_write(display, BLC_PWM_CTL, tmp | level);
> }
>
> static void vlv_set_backlight(const struct drm_connector_state *conn_state,
> u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> enum pipe pipe = to_intel_crtc(conn_state->crtc)->pipe;
> u32 tmp;
>
> - tmp = intel_de_read(i915, VLV_BLC_PWM_CTL(pipe)) &
> ~BACKLIGHT_DUTY_CYCLE_MASK;
> - intel_de_write(i915, VLV_BLC_PWM_CTL(pipe), tmp | level);
> + tmp = intel_de_read(display, VLV_BLC_PWM_CTL(pipe)) &
> ~BACKLIGHT_DUTY_CYCLE_MASK;
> + intel_de_write(display, VLV_BLC_PWM_CTL(pipe), tmp | level);
> }
>
> static void bxt_set_backlight(const struct drm_connector_state *conn_state,
> u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> - intel_de_write(i915, BXT_BLC_PWM_DUTY(panel-
> >backlight.controller), level);
> + intel_de_write(display, BXT_BLC_PWM_DUTY(panel-
> >backlight.controller), level);
> }
>
> static void ext_pwm_set_backlight(const struct drm_connector_state
> *conn_state, u32 level)
> @@ -284,10 +286,10 @@ static void
> intel_panel_actually_set_backlight(const struct drm_connector_state
> *conn_state, u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] set backlight level
> = %d\n",
> + drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s] set backlight level
> = %d\n",
> connector->base.base.id, connector->base.name, level);
>
> panel->backlight.funcs->set(conn_state, level);
> @@ -300,7 +302,7 @@ void intel_backlight_set_acpi(const struct
> drm_connector_state *conn_state,
> u32 user_level, u32 user_max)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 hw_level;
>
> @@ -313,9 +315,9 @@ void intel_backlight_set_acpi(const struct
> drm_connector_state *conn_state,
> if (!panel->backlight.present || !conn_state->crtc)
> return;
>
> - mutex_lock(&i915->display.backlight.lock);
> + mutex_lock(&display->backlight.lock);
>
> - drm_WARN_ON(&i915->drm, panel->backlight.max == 0);
> + drm_WARN_ON(display->drm, panel->backlight.max == 0);
>
> hw_level = clamp_user_to_hw(connector, user_level, user_max);
> panel->backlight.level = hw_level;
> @@ -329,13 +331,13 @@ void intel_backlight_set_acpi(const struct
> drm_connector_state *conn_state,
> if (panel->backlight.enabled)
> intel_panel_actually_set_backlight(conn_state, hw_level);
>
> - mutex_unlock(&i915->display.backlight.lock);
> + mutex_unlock(&display->backlight.lock);
> }
>
> static void lpt_disable_backlight(const struct drm_connector_state
> *old_conn_state, u32 level)
> {
> struct intel_connector *connector =
> to_intel_connector(old_conn_state->connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> u32 tmp;
>
> intel_backlight_set_pwm_level(old_conn_state, level);
> @@ -348,26 +350,26 @@ static void lpt_disable_backlight(const struct
> drm_connector_state *old_conn_sta
> * This needs rework if we need to add support for CPU PWM on PCH
> split
> * platforms.
> */
> - tmp = intel_de_read(i915, BLC_PWM_CPU_CTL2);
> + tmp = intel_de_read(display, BLC_PWM_CPU_CTL2);
> if (tmp & BLM_PWM_ENABLE) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] CPU
> backlight was enabled, disabling\n",
> + drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s] CPU
> backlight was enabled, disabling\n",
> connector->base.base.id, connector->base.name);
> - intel_de_write(i915, BLC_PWM_CPU_CTL2, tmp &
> ~BLM_PWM_ENABLE);
> + intel_de_write(display, BLC_PWM_CPU_CTL2, tmp &
> ~BLM_PWM_ENABLE);
> }
>
> - intel_de_rmw(i915, BLC_PWM_PCH_CTL1, BLM_PCH_PWM_ENABLE,
> 0);
> + intel_de_rmw(display, BLC_PWM_PCH_CTL1,
> BLM_PCH_PWM_ENABLE, 0);
> }
>
> static void pch_disable_backlight(const struct drm_connector_state
> *old_conn_state, u32 val)
> {
> struct intel_connector *connector =
> to_intel_connector(old_conn_state->connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
>
> intel_backlight_set_pwm_level(old_conn_state, val);
>
> - intel_de_rmw(i915, BLC_PWM_CPU_CTL2, BLM_PWM_ENABLE, 0);
> + intel_de_rmw(display, BLC_PWM_CPU_CTL2, BLM_PWM_ENABLE, 0);
>
> - intel_de_rmw(i915, BLC_PWM_PCH_CTL1, BLM_PCH_PWM_ENABLE,
> 0);
> + intel_de_rmw(display, BLC_PWM_PCH_CTL1,
> BLM_PCH_PWM_ENABLE, 0);
> }
>
> static void i9xx_disable_backlight(const struct drm_connector_state
> *old_conn_state, u32 val)
> @@ -377,48 +379,49 @@ static void i9xx_disable_backlight(const struct
> drm_connector_state *old_conn_st
>
> static void i965_disable_backlight(const struct drm_connector_state
> *old_conn_state, u32 val)
> {
> - struct drm_i915_private *i915 = to_i915(old_conn_state->connector-
> >dev);
> + struct intel_connector *connector =
> to_intel_connector(old_conn_state->connector);
> + struct intel_display *display = to_intel_display(connector);
>
> intel_backlight_set_pwm_level(old_conn_state, val);
>
> - intel_de_rmw(i915, BLC_PWM_CTL2, BLM_PWM_ENABLE, 0);
> + intel_de_rmw(display, BLC_PWM_CTL2, BLM_PWM_ENABLE, 0);
> }
>
> static void vlv_disable_backlight(const struct drm_connector_state
> *old_conn_state, u32 val)
> {
> struct intel_connector *connector =
> to_intel_connector(old_conn_state->connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> enum pipe pipe = to_intel_crtc(old_conn_state->crtc)->pipe;
>
> intel_backlight_set_pwm_level(old_conn_state, val);
>
> - intel_de_rmw(i915, VLV_BLC_PWM_CTL2(pipe), BLM_PWM_ENABLE,
> 0);
> + intel_de_rmw(display, VLV_BLC_PWM_CTL2(pipe),
> BLM_PWM_ENABLE, 0);
> }
>
> static void bxt_disable_backlight(const struct drm_connector_state
> *old_conn_state, u32 val)
> {
> struct intel_connector *connector =
> to_intel_connector(old_conn_state->connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> intel_backlight_set_pwm_level(old_conn_state, val);
>
> - intel_de_rmw(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
> + intel_de_rmw(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller),
> BXT_BLC_PWM_ENABLE, 0);
>
> if (panel->backlight.controller == 1)
> - intel_de_rmw(i915, UTIL_PIN_CTL, UTIL_PIN_ENABLE, 0);
> + intel_de_rmw(display, UTIL_PIN_CTL, UTIL_PIN_ENABLE, 0);
> }
>
> static void cnp_disable_backlight(const struct drm_connector_state
> *old_conn_state, u32 val)
> {
> struct intel_connector *connector =
> to_intel_connector(old_conn_state->connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> intel_backlight_set_pwm_level(old_conn_state, val);
>
> - intel_de_rmw(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
> + intel_de_rmw(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller),
> BXT_BLC_PWM_ENABLE, 0);
> }
>
> @@ -436,7 +439,7 @@ static void ext_pwm_disable_backlight(const struct
> drm_connector_state *old_conn
> void intel_backlight_disable(const struct drm_connector_state
> *old_conn_state)
> {
> struct intel_connector *connector =
> to_intel_connector(old_conn_state->connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> if (!panel->backlight.present)
> @@ -448,49 +451,51 @@ void intel_backlight_disable(const struct
> drm_connector_state *old_conn_state)
> * backlight. This will leave the backlight on unnecessarily when
> * another client is not activated.
> */
> - if (i915->drm.switch_power_state ==
> DRM_SWITCH_POWER_CHANGING) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] Skipping
> backlight disable on vga switch\n",
> + if (display->drm->switch_power_state ==
> DRM_SWITCH_POWER_CHANGING) {
> + drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s] Skipping
> backlight disable on vga switch\n",
> connector->base.base.id, connector->base.name);
> return;
> }
>
> - mutex_lock(&i915->display.backlight.lock);
> + mutex_lock(&display->backlight.lock);
>
> if (panel->backlight.device)
> panel->backlight.device->props.power =
> BACKLIGHT_POWER_OFF;
> panel->backlight.enabled = false;
> panel->backlight.funcs->disable(old_conn_state, 0);
>
> - mutex_unlock(&i915->display.backlight.lock);
> + mutex_unlock(&display->backlight.lock);
> }
>
> static void lpt_enable_backlight(const struct intel_crtc_state *crtc_state,
> const struct drm_connector_state
> *conn_state, u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> + struct intel_display *display = to_intel_display(connector);
> struct drm_i915_private *i915 = to_i915(connector->base.dev);
> struct intel_panel *panel = &connector->panel;
> u32 pch_ctl1, pch_ctl2;
>
> - pch_ctl1 = intel_de_read(i915, BLC_PWM_PCH_CTL1);
> + pch_ctl1 = intel_de_read(display, BLC_PWM_PCH_CTL1);
> if (pch_ctl1 & BLM_PCH_PWM_ENABLE) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] PCH
> backlight already enabled\n",
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] PCH backlight already
> enabled\n",
> connector->base.base.id, connector->base.name);
> pch_ctl1 &= ~BLM_PCH_PWM_ENABLE;
> - intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1);
> + intel_de_write(display, BLC_PWM_PCH_CTL1, pch_ctl1);
> }
>
> if (HAS_PCH_LPT(i915))
> - intel_de_rmw(i915, SOUTH_CHICKEN2,
> LPT_PWM_GRANULARITY,
> + intel_de_rmw(display, SOUTH_CHICKEN2,
> LPT_PWM_GRANULARITY,
> panel->backlight.alternate_pwm_increment ?
> LPT_PWM_GRANULARITY : 0);
> else
> - intel_de_rmw(i915, SOUTH_CHICKEN1,
> SPT_PWM_GRANULARITY,
> + intel_de_rmw(display, SOUTH_CHICKEN1,
> SPT_PWM_GRANULARITY,
> panel->backlight.alternate_pwm_increment ?
> SPT_PWM_GRANULARITY : 0);
>
> pch_ctl2 = panel->backlight.pwm_level_max << 16;
> - intel_de_write(i915, BLC_PWM_PCH_CTL2, pch_ctl2);
> + intel_de_write(display, BLC_PWM_PCH_CTL2, pch_ctl2);
>
> pch_ctl1 = 0;
> if (panel->backlight.active_low_pwm)
> @@ -500,9 +505,9 @@ static void lpt_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> if (HAS_PCH_LPT(i915))
> pch_ctl1 |= BLM_PCH_OVERRIDE_ENABLE;
>
> - intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1);
> - intel_de_posting_read(i915, BLC_PWM_PCH_CTL1);
> - intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1 |
> BLM_PCH_PWM_ENABLE);
> + intel_de_write(display, BLC_PWM_PCH_CTL1, pch_ctl1);
> + intel_de_posting_read(display, BLC_PWM_PCH_CTL1);
> + intel_de_write(display, BLC_PWM_PCH_CTL1, pch_ctl1 |
> BLM_PCH_PWM_ENABLE);
>
> /* This won't stick until the above enable. */
> intel_backlight_set_pwm_level(conn_state, level);
> @@ -512,63 +517,66 @@ static void pch_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> const struct drm_connector_state
> *conn_state, u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
> u32 cpu_ctl2, pch_ctl1, pch_ctl2;
>
> - cpu_ctl2 = intel_de_read(i915, BLC_PWM_CPU_CTL2);
> + cpu_ctl2 = intel_de_read(display, BLC_PWM_CPU_CTL2);
> if (cpu_ctl2 & BLM_PWM_ENABLE) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] CPU
> backlight already enabled\n",
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] CPU backlight already
> enabled\n",
> connector->base.base.id, connector->base.name);
> cpu_ctl2 &= ~BLM_PWM_ENABLE;
> - intel_de_write(i915, BLC_PWM_CPU_CTL2, cpu_ctl2);
> + intel_de_write(display, BLC_PWM_CPU_CTL2, cpu_ctl2);
> }
>
> - pch_ctl1 = intel_de_read(i915, BLC_PWM_PCH_CTL1);
> + pch_ctl1 = intel_de_read(display, BLC_PWM_PCH_CTL1);
> if (pch_ctl1 & BLM_PCH_PWM_ENABLE) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] PCH
> backlight already enabled\n",
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] PCH backlight already
> enabled\n",
> connector->base.base.id, connector->base.name);
> pch_ctl1 &= ~BLM_PCH_PWM_ENABLE;
> - intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1);
> + intel_de_write(display, BLC_PWM_PCH_CTL1, pch_ctl1);
> }
>
> if (cpu_transcoder == TRANSCODER_EDP)
> cpu_ctl2 = BLM_TRANSCODER_EDP;
> else
> cpu_ctl2 = BLM_PIPE(cpu_transcoder);
> - intel_de_write(i915, BLC_PWM_CPU_CTL2, cpu_ctl2);
> - intel_de_posting_read(i915, BLC_PWM_CPU_CTL2);
> - intel_de_write(i915, BLC_PWM_CPU_CTL2, cpu_ctl2 |
> BLM_PWM_ENABLE);
> + intel_de_write(display, BLC_PWM_CPU_CTL2, cpu_ctl2);
> + intel_de_posting_read(display, BLC_PWM_CPU_CTL2);
> + intel_de_write(display, BLC_PWM_CPU_CTL2, cpu_ctl2 |
> BLM_PWM_ENABLE);
>
> /* This won't stick until the above enable. */
> intel_backlight_set_pwm_level(conn_state, level);
>
> pch_ctl2 = panel->backlight.pwm_level_max << 16;
> - intel_de_write(i915, BLC_PWM_PCH_CTL2, pch_ctl2);
> + intel_de_write(display, BLC_PWM_PCH_CTL2, pch_ctl2);
>
> pch_ctl1 = 0;
> if (panel->backlight.active_low_pwm)
> pch_ctl1 |= BLM_PCH_POLARITY;
>
> - intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1);
> - intel_de_posting_read(i915, BLC_PWM_PCH_CTL1);
> - intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1 |
> BLM_PCH_PWM_ENABLE);
> + intel_de_write(display, BLC_PWM_PCH_CTL1, pch_ctl1);
> + intel_de_posting_read(display, BLC_PWM_PCH_CTL1);
> + intel_de_write(display, BLC_PWM_PCH_CTL1, pch_ctl1 |
> BLM_PCH_PWM_ENABLE);
> }
>
> static void i9xx_enable_backlight(const struct intel_crtc_state *crtc_state,
> const struct drm_connector_state
> *conn_state, u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 ctl, freq;
>
> - ctl = intel_de_read(i915, BLC_PWM_CTL);
> + ctl = intel_de_read(display, BLC_PWM_CTL);
> if (ctl & BACKLIGHT_DUTY_CYCLE_MASK_PNV) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] backlight
> already enabled\n",
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] backlight already
> enabled\n",
> connector->base.base.id, connector->base.name);
> - intel_de_write(i915, BLC_PWM_CTL, 0);
> + intel_de_write(display, BLC_PWM_CTL, 0);
> }
>
> freq = panel->backlight.pwm_level_max;
> @@ -578,11 +586,11 @@ static void i9xx_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> ctl = freq << 17;
> if (panel->backlight.combination_mode)
> ctl |= BLM_LEGACY_MODE;
> - if (IS_PINEVIEW(i915) && panel->backlight.active_low_pwm)
> + if (display->platform.pineview && panel->backlight.active_low_pwm)
> ctl |= BLM_POLARITY_PNV;
>
> - intel_de_write(i915, BLC_PWM_CTL, ctl);
> - intel_de_posting_read(i915, BLC_PWM_CTL);
> + intel_de_write(display, BLC_PWM_CTL, ctl);
> + intel_de_posting_read(display, BLC_PWM_CTL);
>
> /* XXX: combine this into above write? */
> intel_backlight_set_pwm_level(conn_state, level);
> @@ -592,25 +600,26 @@ static void i9xx_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> * 855gm only, but checking for gen2 is safe, as 855gm is the only gen2
> * that has backlight.
> */
> - if (DISPLAY_VER(i915) == 2)
> - intel_de_write(i915, BLC_HIST_CTL,
> BLM_HISTOGRAM_ENABLE);
> + if (DISPLAY_VER(display) == 2)
> + intel_de_write(display, BLC_HIST_CTL,
> BLM_HISTOGRAM_ENABLE);
> }
>
> static void i965_enable_backlight(const struct intel_crtc_state *crtc_state,
> const struct drm_connector_state
> *conn_state, u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> enum pipe pipe = to_intel_crtc(conn_state->crtc)->pipe;
> u32 ctl, ctl2, freq;
>
> - ctl2 = intel_de_read(i915, BLC_PWM_CTL2);
> + ctl2 = intel_de_read(display, BLC_PWM_CTL2);
> if (ctl2 & BLM_PWM_ENABLE) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] backlight
> already enabled\n",
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] backlight already
> enabled\n",
> connector->base.base.id, connector->base.name);
> ctl2 &= ~BLM_PWM_ENABLE;
> - intel_de_write(i915, BLC_PWM_CTL2, ctl2);
> + intel_de_write(display, BLC_PWM_CTL2, ctl2);
> }
>
> freq = panel->backlight.pwm_level_max;
> @@ -618,16 +627,16 @@ static void i965_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> freq /= 0xff;
>
> ctl = freq << 16;
> - intel_de_write(i915, BLC_PWM_CTL, ctl);
> + intel_de_write(display, BLC_PWM_CTL, ctl);
>
> ctl2 = BLM_PIPE(pipe);
> if (panel->backlight.combination_mode)
> ctl2 |= BLM_COMBINATION_MODE;
> if (panel->backlight.active_low_pwm)
> ctl2 |= BLM_POLARITY_I965;
> - intel_de_write(i915, BLC_PWM_CTL2, ctl2);
> - intel_de_posting_read(i915, BLC_PWM_CTL2);
> - intel_de_write(i915, BLC_PWM_CTL2, ctl2 | BLM_PWM_ENABLE);
> + intel_de_write(display, BLC_PWM_CTL2, ctl2);
> + intel_de_posting_read(display, BLC_PWM_CTL2);
> + intel_de_write(display, BLC_PWM_CTL2, ctl2 | BLM_PWM_ENABLE);
>
> intel_backlight_set_pwm_level(conn_state, level);
> }
> @@ -636,21 +645,22 @@ static void vlv_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> const struct drm_connector_state
> *conn_state, u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> enum pipe pipe = to_intel_crtc(crtc_state->uapi.crtc)->pipe;
> u32 ctl, ctl2;
>
> - ctl2 = intel_de_read(i915, VLV_BLC_PWM_CTL2(pipe));
> + ctl2 = intel_de_read(display, VLV_BLC_PWM_CTL2(pipe));
> if (ctl2 & BLM_PWM_ENABLE) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] backlight
> already enabled\n",
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] backlight already
> enabled\n",
> connector->base.base.id, connector->base.name);
> ctl2 &= ~BLM_PWM_ENABLE;
> - intel_de_write(i915, VLV_BLC_PWM_CTL2(pipe), ctl2);
> + intel_de_write(display, VLV_BLC_PWM_CTL2(pipe), ctl2);
> }
>
> ctl = panel->backlight.pwm_level_max << 16;
> - intel_de_write(i915, VLV_BLC_PWM_CTL(pipe), ctl);
> + intel_de_write(display, VLV_BLC_PWM_CTL(pipe), ctl);
>
> /* XXX: combine this into above write? */
> intel_backlight_set_pwm_level(conn_state, level);
> @@ -658,47 +668,49 @@ static void vlv_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> ctl2 = 0;
> if (panel->backlight.active_low_pwm)
> ctl2 |= BLM_POLARITY_I965;
> - intel_de_write(i915, VLV_BLC_PWM_CTL2(pipe), ctl2);
> - intel_de_posting_read(i915, VLV_BLC_PWM_CTL2(pipe));
> - intel_de_write(i915, VLV_BLC_PWM_CTL2(pipe), ctl2 |
> BLM_PWM_ENABLE);
> + intel_de_write(display, VLV_BLC_PWM_CTL2(pipe), ctl2);
> + intel_de_posting_read(display, VLV_BLC_PWM_CTL2(pipe));
> + intel_de_write(display, VLV_BLC_PWM_CTL2(pipe), ctl2 |
> BLM_PWM_ENABLE);
> }
>
> static void bxt_enable_backlight(const struct intel_crtc_state *crtc_state,
> const struct drm_connector_state
> *conn_state, u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> enum pipe pipe = to_intel_crtc(crtc_state->uapi.crtc)->pipe;
> u32 pwm_ctl, val;
>
> /* Controller 1 uses the utility pin. */
> if (panel->backlight.controller == 1) {
> - val = intel_de_read(i915, UTIL_PIN_CTL);
> + val = intel_de_read(display, UTIL_PIN_CTL);
> if (val & UTIL_PIN_ENABLE) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s]
> utility pin already enabled\n",
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] utility pin already
> enabled\n",
> connector->base.base.id, connector-
> >base.name);
> val &= ~UTIL_PIN_ENABLE;
> - intel_de_write(i915, UTIL_PIN_CTL, val);
> + intel_de_write(display, UTIL_PIN_CTL, val);
> }
>
> val = 0;
> if (panel->backlight.util_pin_active_low)
> val |= UTIL_PIN_POLARITY;
> - intel_de_write(i915, UTIL_PIN_CTL,
> + intel_de_write(display, UTIL_PIN_CTL,
> val | UTIL_PIN_PIPE(pipe) |
> UTIL_PIN_MODE_PWM | UTIL_PIN_ENABLE);
> }
>
> - pwm_ctl = intel_de_read(i915, BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
> + pwm_ctl = intel_de_read(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
> if (pwm_ctl & BXT_BLC_PWM_ENABLE) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] backlight
> already enabled\n",
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] backlight already
> enabled\n",
> connector->base.base.id, connector->base.name);
> pwm_ctl &= ~BXT_BLC_PWM_ENABLE;
> - intel_de_write(i915, BXT_BLC_PWM_CTL(panel-
> >backlight.controller),
> + intel_de_write(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller),
> pwm_ctl);
> }
>
> - intel_de_write(i915, BXT_BLC_PWM_FREQ(panel-
> >backlight.controller),
> + intel_de_write(display, BXT_BLC_PWM_FREQ(panel-
> >backlight.controller),
> panel->backlight.pwm_level_max);
>
> intel_backlight_set_pwm_level(conn_state, level);
> @@ -707,9 +719,9 @@ static void bxt_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> if (panel->backlight.active_low_pwm)
> pwm_ctl |= BXT_BLC_PWM_POLARITY;
>
> - intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
> pwm_ctl);
> - intel_de_posting_read(i915, BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
> - intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
> + intel_de_write(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller), pwm_ctl);
> + intel_de_posting_read(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
> + intel_de_write(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller),
> pwm_ctl | BXT_BLC_PWM_ENABLE);
> }
>
> @@ -717,19 +729,19 @@ static void cnp_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> const struct drm_connector_state
> *conn_state, u32 level)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 pwm_ctl;
>
> - pwm_ctl = intel_de_read(i915, BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
> + pwm_ctl = intel_de_read(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
> if (pwm_ctl & BXT_BLC_PWM_ENABLE) {
> - drm_dbg_kms(&i915->drm, "backlight already enabled\n");
> + drm_dbg_kms(display->drm, "backlight already enabled\n");
> pwm_ctl &= ~BXT_BLC_PWM_ENABLE;
> - intel_de_write(i915, BXT_BLC_PWM_CTL(panel-
> >backlight.controller),
> + intel_de_write(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller),
> pwm_ctl);
> }
>
> - intel_de_write(i915, BXT_BLC_PWM_FREQ(panel-
> >backlight.controller),
> + intel_de_write(display, BXT_BLC_PWM_FREQ(panel-
> >backlight.controller),
> panel->backlight.pwm_level_max);
>
> intel_backlight_set_pwm_level(conn_state, level);
> @@ -738,9 +750,9 @@ static void cnp_enable_backlight(const struct
> intel_crtc_state *crtc_state,
> if (panel->backlight.active_low_pwm)
> pwm_ctl |= BXT_BLC_PWM_POLARITY;
>
> - intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
> pwm_ctl);
> - intel_de_posting_read(i915, BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
> - intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
> + intel_de_write(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller), pwm_ctl);
> + intel_de_posting_read(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
> + intel_de_write(display, BXT_BLC_PWM_CTL(panel-
> >backlight.controller),
> pwm_ctl | BXT_BLC_PWM_ENABLE);
> }
>
> @@ -782,37 +794,37 @@ void intel_backlight_enable(const struct
> intel_crtc_state *crtc_state,
> const struct drm_connector_state *conn_state)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> enum pipe pipe = to_intel_crtc(crtc_state->uapi.crtc)->pipe;
>
> if (!panel->backlight.present)
> return;
>
> - drm_dbg_kms(&i915->drm, "pipe %c\n", pipe_name(pipe));
> + drm_dbg_kms(display->drm, "pipe %c\n", pipe_name(pipe));
>
> - mutex_lock(&i915->display.backlight.lock);
> + mutex_lock(&display->backlight.lock);
>
> __intel_backlight_enable(crtc_state, conn_state);
>
> - mutex_unlock(&i915->display.backlight.lock);
> + mutex_unlock(&display->backlight.lock);
> }
>
> #if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE)
> static u32 intel_panel_get_backlight(struct intel_connector *connector)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 val = 0;
>
> - mutex_lock(&i915->display.backlight.lock);
> + mutex_lock(&display->backlight.lock);
>
> if (panel->backlight.enabled)
> val = panel->backlight.funcs->get(connector,
> intel_connector_get_pipe(connector));
>
> - mutex_unlock(&i915->display.backlight.lock);
> + mutex_unlock(&display->backlight.lock);
>
> - drm_dbg_kms(&i915->drm, "get backlight PWM = %d\n", val);
> + drm_dbg_kms(display->drm, "get backlight PWM = %d\n", val);
> return val;
> }
>
> @@ -831,16 +843,16 @@ static void intel_panel_set_backlight(const struct
> drm_connector_state *conn_sta
> u32 user_level, u32 user_max)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 hw_level;
>
> if (!panel->backlight.present)
> return;
>
> - mutex_lock(&i915->display.backlight.lock);
> + mutex_lock(&display->backlight.lock);
>
> - drm_WARN_ON(&i915->drm, panel->backlight.max == 0);
> + drm_WARN_ON(display->drm, panel->backlight.max == 0);
>
> hw_level = scale_user_to_hw(connector, user_level, user_max);
> panel->backlight.level = hw_level;
> @@ -848,18 +860,18 @@ static void intel_panel_set_backlight(const struct
> drm_connector_state *conn_sta
> if (panel->backlight.enabled)
> intel_panel_actually_set_backlight(conn_state, hw_level);
>
> - mutex_unlock(&i915->display.backlight.lock);
> + mutex_unlock(&display->backlight.lock);
> }
>
> static int intel_backlight_device_update_status(struct backlight_device *bd)
> {
> struct intel_connector *connector = bl_get_data(bd);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> - drm_modeset_lock(&i915->drm.mode_config.connection_mutex,
> NULL);
> + drm_modeset_lock(&display->drm-
> >mode_config.connection_mutex, NULL);
>
> - drm_dbg_kms(&i915->drm, "updating intel_backlight,
> brightness=%d/%d\n",
> + drm_dbg_kms(display->drm, "updating intel_backlight,
> brightness=%d/%d\n",
> bd->props.brightness, bd->props.max_brightness);
> intel_panel_set_backlight(connector->base.state, bd-
> >props.brightness,
> bd->props.max_brightness);
> @@ -880,7 +892,7 @@ static int intel_backlight_device_update_status(struct
> backlight_device *bd)
> bd->props.power = BACKLIGHT_POWER_OFF;
> }
>
> - drm_modeset_unlock(&i915->drm.mode_config.connection_mutex);
> + drm_modeset_unlock(&display->drm-
> >mode_config.connection_mutex);
>
> return 0;
> }
> @@ -888,6 +900,7 @@ static int intel_backlight_device_update_status(struct
> backlight_device *bd)
> static int intel_backlight_device_get_brightness(struct backlight_device *bd)
> {
> struct intel_connector *connector = bl_get_data(bd);
> + struct intel_display *display = to_intel_display(connector);
> struct drm_i915_private *i915 = to_i915(connector->base.dev);
> intel_wakeref_t wakeref;
> int ret = 0;
> @@ -895,13 +908,13 @@ static int
> intel_backlight_device_get_brightness(struct backlight_device *bd)
> with_intel_runtime_pm(&i915->runtime_pm, wakeref) {
> u32 hw_level;
>
> - drm_modeset_lock(&i915-
> >drm.mode_config.connection_mutex, NULL);
> + drm_modeset_lock(&display->drm-
> >mode_config.connection_mutex, NULL);
>
> hw_level = intel_panel_get_backlight(connector);
> ret = scale_hw_to_user(connector,
> hw_level, bd->props.max_brightness);
>
> - drm_modeset_unlock(&i915-
> >drm.mode_config.connection_mutex);
> + drm_modeset_unlock(&display->drm-
> >mode_config.connection_mutex);
> }
>
> return ret;
> @@ -914,7 +927,7 @@ static const struct backlight_ops
> intel_backlight_device_ops = {
>
> int intel_backlight_device_register(struct intel_connector *connector)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> struct backlight_properties props;
> struct backlight_device *bd;
> @@ -930,7 +943,8 @@ int intel_backlight_device_register(struct
> intel_connector *connector)
> WARN_ON(panel->backlight.max == 0);
>
> if (!acpi_video_backlight_use_native()) {
> - drm_info(&i915->drm, "Skipping intel_backlight
> registration\n");
> + drm_info(display->drm,
> + "Skipping intel_backlight registration\n");
> return 0;
> }
>
> @@ -967,7 +981,8 @@ int intel_backlight_device_register(struct
> intel_connector *connector)
> */
> kfree(name);
> name = kasprintf(GFP_KERNEL, "card%d-%s-backlight",
> - i915->drm.primary->index, connector-
> >base.name);
> + display->drm->primary->index,
> + connector->base.name);
> if (!name)
> return -ENOMEM;
> }
> @@ -975,7 +990,7 @@ int intel_backlight_device_register(struct
> intel_connector *connector)
> &intel_backlight_device_ops, &props);
>
> if (IS_ERR(bd)) {
> - drm_err(&i915->drm,
> + drm_err(display->drm,
> "[CONNECTOR:%d:%s] backlight device %s register
> failed: %ld\n",
> connector->base.base.id, connector->base.name,
> name, PTR_ERR(bd));
> ret = PTR_ERR(bd);
> @@ -984,7 +999,7 @@ int intel_backlight_device_register(struct
> intel_connector *connector)
>
> panel->backlight.device = bd;
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "[CONNECTOR:%d:%s] backlight device %s registered\n",
> connector->base.base.id, connector->base.name, name);
>
> @@ -1011,9 +1026,9 @@ void intel_backlight_device_unregister(struct
> intel_connector *connector)
> */
> static u32 cnp_hz_to_pwm(struct intel_connector *connector, u32
> pwm_freq_hz)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
>
> - return DIV_ROUND_CLOSEST(KHz(DISPLAY_RUNTIME_INFO(i915)-
> >rawclk_freq),
> + return DIV_ROUND_CLOSEST(KHz(DISPLAY_RUNTIME_INFO(display)-
> >rawclk_freq),
> pwm_freq_hz);
> }
>
> @@ -1073,9 +1088,9 @@ static u32 lpt_hz_to_pwm(struct intel_connector
> *connector, u32 pwm_freq_hz)
> */
> static u32 pch_hz_to_pwm(struct intel_connector *connector, u32
> pwm_freq_hz)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
>
> - return DIV_ROUND_CLOSEST(KHz(DISPLAY_RUNTIME_INFO(i915)-
> >rawclk_freq),
> + return DIV_ROUND_CLOSEST(KHz(DISPLAY_RUNTIME_INFO(display)-
> >rawclk_freq),
> pwm_freq_hz * 128);
> }
>
> @@ -1089,13 +1104,13 @@ static u32 pch_hz_to_pwm(struct
> intel_connector *connector, u32 pwm_freq_hz)
> */
> static u32 i9xx_hz_to_pwm(struct intel_connector *connector, u32
> pwm_freq_hz)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> int clock;
>
> - if (IS_PINEVIEW(i915))
> - clock = KHz(DISPLAY_RUNTIME_INFO(i915)->rawclk_freq);
> + if (display->platform.pineview)
> + clock = KHz(DISPLAY_RUNTIME_INFO(display)->rawclk_freq);
> else
> - clock = KHz(i915->display.cdclk.hw.cdclk);
> + clock = KHz(display->cdclk.hw.cdclk);
>
> return DIV_ROUND_CLOSEST(clock, pwm_freq_hz * 32);
> }
> @@ -1107,13 +1122,13 @@ static u32 i9xx_hz_to_pwm(struct
> intel_connector *connector, u32 pwm_freq_hz)
> */
> static u32 i965_hz_to_pwm(struct intel_connector *connector, u32
> pwm_freq_hz)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> int clock;
>
> - if (IS_G4X(i915))
> - clock = KHz(DISPLAY_RUNTIME_INFO(i915)->rawclk_freq);
> + if (display->platform.g4x)
> + clock = KHz(DISPLAY_RUNTIME_INFO(display)->rawclk_freq);
> else
> - clock = KHz(i915->display.cdclk.hw.cdclk);
> + clock = KHz(display->cdclk.hw.cdclk);
>
> return DIV_ROUND_CLOSEST(clock, pwm_freq_hz * 128);
> }
> @@ -1125,17 +1140,17 @@ static u32 i965_hz_to_pwm(struct
> intel_connector *connector, u32 pwm_freq_hz)
> */
> static u32 vlv_hz_to_pwm(struct intel_connector *connector, u32
> pwm_freq_hz)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> int mul, clock;
>
> - if ((intel_de_read(i915, CBR1_VLV) &
> CBR_PWM_CLOCK_MUX_SELECT) == 0) {
> - if (IS_CHERRYVIEW(i915))
> + if ((intel_de_read(display, CBR1_VLV) &
> CBR_PWM_CLOCK_MUX_SELECT) == 0) {
> + if (display->platform.cherryview)
> clock = KHz(19200);
> else
> clock = MHz(25);
> mul = 16;
> } else {
> - clock = KHz(DISPLAY_RUNTIME_INFO(i915)->rawclk_freq);
> + clock = KHz(DISPLAY_RUNTIME_INFO(display)->rawclk_freq);
> mul = 128;
> }
>
> @@ -1144,16 +1159,16 @@ static u32 vlv_hz_to_pwm(struct intel_connector
> *connector, u32 pwm_freq_hz)
>
> static u16 get_vbt_pwm_freq(struct intel_connector *connector)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> u16 pwm_freq_hz = connector->panel.vbt.backlight.pwm_freq_hz;
>
> if (pwm_freq_hz) {
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "VBT defined backlight frequency %u Hz\n",
> pwm_freq_hz);
> } else {
> pwm_freq_hz = 200;
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "default backlight frequency %u Hz\n",
> pwm_freq_hz);
> }
> @@ -1163,20 +1178,20 @@ static u16 get_vbt_pwm_freq(struct
> intel_connector *connector)
>
> static u32 get_backlight_max_vbt(struct intel_connector *connector)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u16 pwm_freq_hz = get_vbt_pwm_freq(connector);
> u32 pwm;
>
> if (!panel->backlight.pwm_funcs->hz_to_pwm) {
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "backlight frequency conversion not supported\n");
> return 0;
> }
>
> pwm = panel->backlight.pwm_funcs->hz_to_pwm(connector,
> pwm_freq_hz);
> if (!pwm) {
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "backlight frequency conversion failed\n");
> return 0;
> }
> @@ -1189,11 +1204,11 @@ static u32 get_backlight_max_vbt(struct
> intel_connector *connector)
> */
> static u32 get_backlight_min_vbt(struct intel_connector *connector)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> int min;
>
> - drm_WARN_ON(&i915->drm, panel->backlight.pwm_level_max == 0);
> + drm_WARN_ON(display->drm, panel->backlight.pwm_level_max ==
> 0);
>
> /*
> * XXX: If the vbt value is 255, it makes min equal to max, which leads
> @@ -1204,7 +1219,7 @@ static u32 get_backlight_min_vbt(struct
> intel_connector *connector)
> */
> min = clamp_t(int, connector->panel.vbt.backlight.min_brightness, 0,
> 64);
> if (min != connector->panel.vbt.backlight.min_brightness) {
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "clamping VBT min backlight %d/255 to %d/255\n",
> connector->panel.vbt.backlight.min_brightness,
> min);
> }
> @@ -1215,24 +1230,25 @@ static u32 get_backlight_min_vbt(struct
> intel_connector *connector)
>
> static int lpt_setup_backlight(struct intel_connector *connector, enum pipe
> unused)
> {
> + struct intel_display *display = to_intel_display(connector);
> struct drm_i915_private *i915 = to_i915(connector->base.dev);
> struct intel_panel *panel = &connector->panel;
> u32 cpu_ctl2, pch_ctl1, pch_ctl2, val;
> bool alt, cpu_mode;
>
> if (HAS_PCH_LPT(i915))
> - alt = intel_de_read(i915, SOUTH_CHICKEN2) &
> LPT_PWM_GRANULARITY;
> + alt = intel_de_read(display, SOUTH_CHICKEN2) &
> LPT_PWM_GRANULARITY;
> else
> - alt = intel_de_read(i915, SOUTH_CHICKEN1) &
> SPT_PWM_GRANULARITY;
> + alt = intel_de_read(display, SOUTH_CHICKEN1) &
> SPT_PWM_GRANULARITY;
> panel->backlight.alternate_pwm_increment = alt;
>
> - pch_ctl1 = intel_de_read(i915, BLC_PWM_PCH_CTL1);
> + pch_ctl1 = intel_de_read(display, BLC_PWM_PCH_CTL1);
> panel->backlight.active_low_pwm = pch_ctl1 & BLM_PCH_POLARITY;
>
> - pch_ctl2 = intel_de_read(i915, BLC_PWM_PCH_CTL2);
> + pch_ctl2 = intel_de_read(display, BLC_PWM_PCH_CTL2);
> panel->backlight.pwm_level_max = pch_ctl2 >> 16;
>
> - cpu_ctl2 = intel_de_read(i915, BLC_PWM_CPU_CTL2);
> + cpu_ctl2 = intel_de_read(display, BLC_PWM_CPU_CTL2);
>
> if (!panel->backlight.pwm_level_max)
> panel->backlight.pwm_level_max =
> get_backlight_max_vbt(connector);
> @@ -1251,19 +1267,19 @@ static int lpt_setup_backlight(struct
> intel_connector *connector, enum pipe unus
> if (cpu_mode) {
> val = pch_get_backlight(connector, unused);
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "CPU backlight register was enabled, switching to
> PCH override\n");
>
> /* Write converted CPU PWM value to PCH override register
> */
> lpt_set_backlight(connector->base.state, val);
> - intel_de_write(i915, BLC_PWM_PCH_CTL1,
> + intel_de_write(display, BLC_PWM_PCH_CTL1,
> pch_ctl1 | BLM_PCH_OVERRIDE_ENABLE);
>
> - intel_de_write(i915, BLC_PWM_CPU_CTL2,
> + intel_de_write(display, BLC_PWM_CPU_CTL2,
> cpu_ctl2 & ~BLM_PWM_ENABLE);
> }
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "[CONNECTOR:%d:%s] Using native PCH PWM for backlight
> control\n",
> connector->base.base.id, connector->base.name);
>
> @@ -1272,14 +1288,14 @@ static int lpt_setup_backlight(struct
> intel_connector *connector, enum pipe unus
>
> static int pch_setup_backlight(struct intel_connector *connector, enum pipe
> unused)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 cpu_ctl2, pch_ctl1, pch_ctl2;
>
> - pch_ctl1 = intel_de_read(i915, BLC_PWM_PCH_CTL1);
> + pch_ctl1 = intel_de_read(display, BLC_PWM_PCH_CTL1);
> panel->backlight.active_low_pwm = pch_ctl1 & BLM_PCH_POLARITY;
>
> - pch_ctl2 = intel_de_read(i915, BLC_PWM_PCH_CTL2);
> + pch_ctl2 = intel_de_read(display, BLC_PWM_PCH_CTL2);
> panel->backlight.pwm_level_max = pch_ctl2 >> 16;
>
> if (!panel->backlight.pwm_level_max)
> @@ -1290,11 +1306,11 @@ static int pch_setup_backlight(struct
> intel_connector *connector, enum pipe unus
>
> panel->backlight.pwm_level_min =
> get_backlight_min_vbt(connector);
>
> - cpu_ctl2 = intel_de_read(i915, BLC_PWM_CPU_CTL2);
> + cpu_ctl2 = intel_de_read(display, BLC_PWM_CPU_CTL2);
> panel->backlight.pwm_enabled = (cpu_ctl2 & BLM_PWM_ENABLE)
> &&
> (pch_ctl1 & BLM_PCH_PWM_ENABLE);
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "[CONNECTOR:%d:%s] Using native PCH PWM for backlight
> control\n",
> connector->base.base.id, connector->base.name);
>
> @@ -1303,16 +1319,16 @@ static int pch_setup_backlight(struct
> intel_connector *connector, enum pipe unus
>
> static int i9xx_setup_backlight(struct intel_connector *connector, enum pipe
> unused)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 ctl, val;
>
> - ctl = intel_de_read(i915, BLC_PWM_CTL);
> + ctl = intel_de_read(display, BLC_PWM_CTL);
>
> - if (DISPLAY_VER(i915) == 2 || IS_I915GM(i915) || IS_I945GM(i915))
> + if (DISPLAY_VER(display) == 2 || display->platform.i915gm || display-
> >platform.i945gm)
> panel->backlight.combination_mode = ctl &
> BLM_LEGACY_MODE;
>
> - if (IS_PINEVIEW(i915))
> + if (display->platform.pineview)
> panel->backlight.active_low_pwm = ctl &
> BLM_POLARITY_PNV;
>
> panel->backlight.pwm_level_max = ctl >> 17;
> @@ -1336,7 +1352,7 @@ static int i9xx_setup_backlight(struct
> intel_connector *connector, enum pipe unu
>
> panel->backlight.pwm_enabled = val != 0;
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "[CONNECTOR:%d:%s] Using native PWM for backlight
> control\n",
> connector->base.base.id, connector->base.name);
>
> @@ -1345,15 +1361,15 @@ static int i9xx_setup_backlight(struct
> intel_connector *connector, enum pipe unu
>
> static int i965_setup_backlight(struct intel_connector *connector, enum pipe
> unused)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 ctl, ctl2;
>
> - ctl2 = intel_de_read(i915, BLC_PWM_CTL2);
> + ctl2 = intel_de_read(display, BLC_PWM_CTL2);
> panel->backlight.combination_mode = ctl2 &
> BLM_COMBINATION_MODE;
> panel->backlight.active_low_pwm = ctl2 & BLM_POLARITY_I965;
>
> - ctl = intel_de_read(i915, BLC_PWM_CTL);
> + ctl = intel_de_read(display, BLC_PWM_CTL);
> panel->backlight.pwm_level_max = ctl >> 16;
>
> if (!panel->backlight.pwm_level_max)
> @@ -1369,7 +1385,7 @@ static int i965_setup_backlight(struct
> intel_connector *connector, enum pipe unu
>
> panel->backlight.pwm_enabled = ctl2 & BLM_PWM_ENABLE;
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "[CONNECTOR:%d:%s] Using native PWM for backlight
> control\n",
> connector->base.base.id, connector->base.name);
>
> @@ -1378,17 +1394,17 @@ static int i965_setup_backlight(struct
> intel_connector *connector, enum pipe unu
>
> static int vlv_setup_backlight(struct intel_connector *connector, enum pipe
> pipe)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 ctl, ctl2;
>
> - if (drm_WARN_ON(&i915->drm, pipe != PIPE_A && pipe != PIPE_B))
> + if (drm_WARN_ON(display->drm, pipe != PIPE_A && pipe != PIPE_B))
> return -ENODEV;
>
> - ctl2 = intel_de_read(i915, VLV_BLC_PWM_CTL2(pipe));
> + ctl2 = intel_de_read(display, VLV_BLC_PWM_CTL2(pipe));
> panel->backlight.active_low_pwm = ctl2 & BLM_POLARITY_I965;
>
> - ctl = intel_de_read(i915, VLV_BLC_PWM_CTL(pipe));
> + ctl = intel_de_read(display, VLV_BLC_PWM_CTL(pipe));
> panel->backlight.pwm_level_max = ctl >> 16;
>
> if (!panel->backlight.pwm_level_max)
> @@ -1401,7 +1417,7 @@ static int vlv_setup_backlight(struct intel_connector
> *connector, enum pipe pipe
>
> panel->backlight.pwm_enabled = ctl2 & BLM_PWM_ENABLE;
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "[CONNECTOR:%d:%s] Using native PWM for backlight
> control (on pipe %c)\n",
> connector->base.base.id, connector->base.name,
> pipe_name(pipe));
>
> @@ -1411,25 +1427,25 @@ static int vlv_setup_backlight(struct
> intel_connector *connector, enum pipe pipe
> static int
> bxt_setup_backlight(struct intel_connector *connector, enum pipe unused)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 pwm_ctl, val;
>
> panel->backlight.controller = connector-
> >panel.vbt.backlight.controller;
>
> - pwm_ctl = intel_de_read(i915,
> + pwm_ctl = intel_de_read(display,
> BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
>
> /* Controller 1 uses the utility pin. */
> if (panel->backlight.controller == 1) {
> - val = intel_de_read(i915, UTIL_PIN_CTL);
> + val = intel_de_read(display, UTIL_PIN_CTL);
> panel->backlight.util_pin_active_low =
> val & UTIL_PIN_POLARITY;
> }
>
> panel->backlight.active_low_pwm = pwm_ctl &
> BXT_BLC_PWM_POLARITY;
> panel->backlight.pwm_level_max =
> - intel_de_read(i915, BXT_BLC_PWM_FREQ(panel-
> >backlight.controller));
> + intel_de_read(display, BXT_BLC_PWM_FREQ(panel-
> >backlight.controller));
>
> if (!panel->backlight.pwm_level_max)
> panel->backlight.pwm_level_max =
> get_backlight_max_vbt(connector);
> @@ -1441,7 +1457,7 @@ bxt_setup_backlight(struct intel_connector
> *connector, enum pipe unused)
>
> panel->backlight.pwm_enabled = pwm_ctl & BXT_BLC_PWM_ENABLE;
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "[CONNECTOR:%d:%s] Using native PWM for backlight
> control (controller=%d)\n",
> connector->base.base.id, connector->base.name,
> panel->backlight.controller);
> @@ -1449,8 +1465,10 @@ bxt_setup_backlight(struct intel_connector
> *connector, enum pipe unused)
> return 0;
> }
>
> -static int cnp_num_backlight_controllers(struct drm_i915_private *i915)
> +static int cnp_num_backlight_controllers(struct intel_display *display)
> {
> + struct drm_i915_private *i915 = to_i915(display->drm);
> +
> if (INTEL_PCH_TYPE(i915) >= PCH_MTL)
> return 2;
>
> @@ -1463,15 +1481,17 @@ static int cnp_num_backlight_controllers(struct
> drm_i915_private *i915)
> return 1;
> }
>
> -static bool cnp_backlight_controller_is_valid(struct drm_i915_private *i915,
> int controller)
> +static bool cnp_backlight_controller_is_valid(struct intel_display *display, int
> controller)
> {
> - if (controller < 0 || controller >=
> cnp_num_backlight_controllers(i915))
> + struct drm_i915_private *i915 = to_i915(display->drm);
> +
> + if (controller < 0 || controller >=
> cnp_num_backlight_controllers(display))
> return false;
>
> if (controller == 1 &&
> INTEL_PCH_TYPE(i915) >= PCH_ICP &&
> INTEL_PCH_TYPE(i915) <= PCH_ADP)
> - return intel_de_read(i915, SOUTH_CHICKEN1) &
> ICP_SECOND_PPS_IO_SELECT;
> + return intel_de_read(display, SOUTH_CHICKEN1) &
> ICP_SECOND_PPS_IO_SELECT;
>
> return true;
> }
> @@ -1479,7 +1499,7 @@ static bool cnp_backlight_controller_is_valid(struct
> drm_i915_private *i915, int
> static int
> cnp_setup_backlight(struct intel_connector *connector, enum pipe unused)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> u32 pwm_ctl;
>
> @@ -1488,19 +1508,20 @@ cnp_setup_backlight(struct intel_connector
> *connector, enum pipe unused)
> * controller. ICP+ can have two controllers, depending on pin muxing.
> */
> panel->backlight.controller = connector-
> >panel.vbt.backlight.controller;
> - if (!cnp_backlight_controller_is_valid(i915, panel-
> >backlight.controller)) {
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] Invalid
> backlight controller %d, assuming 0\n",
> + if (!cnp_backlight_controller_is_valid(display, panel-
> >backlight.controller)) {
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] Invalid backlight controller
> %d, assuming 0\n",
> connector->base.base.id, connector->base.name,
> panel->backlight.controller);
> panel->backlight.controller = 0;
> }
>
> - pwm_ctl = intel_de_read(i915,
> + pwm_ctl = intel_de_read(display,
> BXT_BLC_PWM_CTL(panel-
> >backlight.controller));
>
> panel->backlight.active_low_pwm = pwm_ctl &
> BXT_BLC_PWM_POLARITY;
> panel->backlight.pwm_level_max =
> - intel_de_read(i915, BXT_BLC_PWM_FREQ(panel-
> >backlight.controller));
> + intel_de_read(display, BXT_BLC_PWM_FREQ(panel-
> >backlight.controller));
>
> if (!panel->backlight.pwm_level_max)
> panel->backlight.pwm_level_max =
> get_backlight_max_vbt(connector);
> @@ -1512,7 +1533,7 @@ cnp_setup_backlight(struct intel_connector
> *connector, enum pipe unused)
>
> panel->backlight.pwm_enabled = pwm_ctl & BXT_BLC_PWM_ENABLE;
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "[CONNECTOR:%d:%s] Using native PCH PWM for backlight
> control (controller=%d)\n",
> connector->base.base.id, connector->base.name,
> panel->backlight.controller);
> @@ -1523,22 +1544,25 @@ cnp_setup_backlight(struct intel_connector
> *connector, enum pipe unused)
> static int ext_pwm_setup_backlight(struct intel_connector *connector,
> enum pipe pipe)
> {
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
> const char *desc;
> u32 level;
>
> /* Get the right PWM chip for DSI backlight according to VBT */
> if (connector->panel.vbt.dsi.config->pwm_blc == PPS_BLC_PMIC) {
> - panel->backlight.pwm = pwm_get(i915->drm.dev,
> "pwm_pmic_backlight");
> + panel->backlight.pwm = pwm_get(display->drm->dev,
> + "pwm_pmic_backlight");
> desc = "PMIC";
> } else {
> - panel->backlight.pwm = pwm_get(i915->drm.dev,
> "pwm_soc_backlight");
> + panel->backlight.pwm = pwm_get(display->drm->dev,
> + "pwm_soc_backlight");
> desc = "SoC";
> }
>
> if (IS_ERR(panel->backlight.pwm)) {
> - drm_err(&i915->drm, "[CONNECTOR:%d:%s] Failed to get the
> %s PWM chip\n",
> + drm_err(display->drm,
> + "[CONNECTOR:%d:%s] Failed to get the %s PWM
> chip\n",
> connector->base.base.id, connector->base.name,
> desc);
> panel->backlight.pwm = NULL;
> return -ENODEV;
> @@ -1556,7 +1580,8 @@ static int ext_pwm_setup_backlight(struct
> intel_connector *connector,
> level = intel_backlight_invert_pwm_level(connector, level);
> panel->backlight.pwm_enabled = true;
>
> - drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] PWM
> already enabled at freq %ld, VBT freq %d, level %d\n",
> + drm_dbg_kms(display->drm,
> + "[CONNECTOR:%d:%s] PWM already enabled at
> freq %ld, VBT freq %d, level %d\n",
> connector->base.base.id, connector->base.name,
> NSEC_PER_SEC / (unsigned long)panel-
> >backlight.pwm_state.period,
> get_vbt_pwm_freq(connector), level);
> @@ -1566,7 +1591,7 @@ static int ext_pwm_setup_backlight(struct
> intel_connector *connector,
> NSEC_PER_SEC / get_vbt_pwm_freq(connector);
> }
>
> - drm_dbg_kms(&i915->drm,
> + drm_dbg_kms(display->drm,
> "[CONNECTOR:%d:%s] Using %s PWM for backlight
> control\n",
> connector->base.base.id, connector->base.name, desc);
>
> @@ -1632,17 +1657,17 @@ void intel_backlight_update(struct
> intel_atomic_state *state,
> const struct drm_connector_state *conn_state)
> {
> struct intel_connector *connector = to_intel_connector(conn_state-
> >connector);
> - struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct intel_display *display = to_intel_display(connector);
> struct intel_panel *panel = &connector->panel;
>
> if (!panel->backlight.present)
> return;
>
> - mutex_lock(&i915->display.backlight.lock);
> + mutex_lock(&display->backlight.lock);
> if (!panel->backlight.enabled)
> __intel_backlight_enable(crtc_state, conn_state);
>
> - mutex_unlock(&i915->display.backlight.lock);
> + mutex_unlock(&display->backlight.lock);
> }
>
> int intel_backlight_setup(struct intel_connector *connector, enum pipe pipe)
> @@ -1793,13 +1818,14 @@ void intel_backlight_init_funcs(struct intel_panel
> *panel)
> {
> struct intel_connector *connector =
> container_of(panel, struct intel_connector, panel);
> + struct intel_display *display = to_intel_display(connector);
> struct drm_i915_private *i915 = to_i915(connector->base.dev);
>
> if (connector->base.connector_type ==
> DRM_MODE_CONNECTOR_DSI &&
> intel_dsi_dcs_init_backlight_funcs(connector) == 0)
> return;
>
> - if (IS_GEMINILAKE(i915) || IS_BROXTON(i915)) {
> + if (display->platform.geminilake || display->platform.broxton) {
> panel->backlight.pwm_funcs = &bxt_pwm_funcs;
> } else if (INTEL_PCH_TYPE(i915) >= PCH_CNP) {
> panel->backlight.pwm_funcs = &cnp_pwm_funcs;
> @@ -1810,13 +1836,13 @@ void intel_backlight_init_funcs(struct intel_panel
> *panel)
> panel->backlight.pwm_funcs = &spt_pwm_funcs;
> } else if (HAS_PCH_SPLIT(i915)) {
> panel->backlight.pwm_funcs = &pch_pwm_funcs;
> - } else if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) {
> + } else if (display->platform.valleyview || display-
> >platform.cherryview) {
> if (connector->base.connector_type ==
> DRM_MODE_CONNECTOR_DSI) {
> panel->backlight.pwm_funcs = &ext_pwm_funcs;
> } else {
> panel->backlight.pwm_funcs = &vlv_pwm_funcs;
> }
> - } else if (DISPLAY_VER(i915) == 4) {
> + } else if (DISPLAY_VER(display) == 4) {
> panel->backlight.pwm_funcs = &i965_pwm_funcs;
> } else {
> panel->backlight.pwm_funcs = &i9xx_pwm_funcs;
> @@ -1826,7 +1852,7 @@ void intel_backlight_init_funcs(struct intel_panel
> *panel)
> if (intel_dp_aux_init_backlight_funcs(connector) == 0)
> return;
>
> - if (!intel_has_quirk(&i915->display,
> QUIRK_NO_PPS_BACKLIGHT_POWER_HOOK))
> + if (!intel_has_quirk(display,
> QUIRK_NO_PPS_BACKLIGHT_POWER_HOOK))
> connector->panel.backlight.power =
> intel_pps_backlight_power;
> }
>
> --
> 2.39.5
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