> -----Original Message-----
> From: Intel-xe <intel-xe-boun...@lists.freedesktop.org> On Behalf Of Jani
> Nikula
> Sent: Tuesday, March 4, 2025 3:58 PM
> To: intel-gfx@lists.freedesktop.org; intel...@lists.freedesktop.org
> Cc: Nikula, Jani <jani.nik...@intel.com>
> Subject: [PATCH 2/5] drm/i915/display: convert some intel_display.[ch]
> functions to struct intel_display
>
> Going forward, struct intel_display is the main display device data pointer.
> The
> intel_display.[ch] files are too big to convert in one go. Convert the
> interface
> towards intel_display_driver.c to struct intel_display.
>
> Signed-off-by: Jani Nikula <jani.nik...@intel.com>
> ---
> drivers/gpu/drm/i915/display/intel_display.c | 161 +++++++++---------
> drivers/gpu/drm/i915/display/intel_display.h | 11 +-
> .../drm/i915/display/intel_display_driver.c | 10 +-
> 3 files changed, 94 insertions(+), 88 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c
> b/drivers/gpu/drm/i915/display/intel_display.c
> index 9d4f2dacbbce..debf9826fd2f 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -182,16 +182,17 @@ int vlv_get_cck_clock_hpll(struct drm_i915_private
> *dev_priv,
> return hpll;
> }
>
> -void intel_update_czclk(struct drm_i915_private *dev_priv)
> +void intel_update_czclk(struct intel_display *display)
> {
> - if (!(IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)))
> + struct drm_i915_private *dev_priv = to_i915(display->drm);
> +
> + if (!display->platform.valleyview && !display->platform.cherryview)
> return;
>
> dev_priv->czclk_freq = vlv_get_cck_clock_hpll(dev_priv, "czclk",
>
> CCK_CZ_CLOCK_CONTROL);
>
> - drm_dbg(&dev_priv->drm, "CZ clock rate: %d kHz\n",
> - dev_priv->czclk_freq);
> + drm_dbg_kms(display->drm, "CZ clock rate: %d kHz\n",
> +dev_priv->czclk_freq);
> }
>
> static bool is_hdr_mode(const struct intel_crtc_state *crtc_state) @@ -2547,8
> +2548,10 @@ intel_link_compute_m_n(u16 bits_per_pixel_x16, int nlanes,
> 0x80000);
> }
>
> -void intel_panel_sanitize_ssc(struct drm_i915_private *dev_priv)
> +void intel_panel_sanitize_ssc(struct intel_display *display)
> {
> + struct drm_i915_private *dev_priv = to_i915(display->drm);
> +
> /*
> * There may be no VBT; and if the BIOS enabled SSC we can
> * just keep using it to avoid unnecessary flicker. Whereas if the @@ -
> 2556,16 +2559,16 @@ void intel_panel_sanitize_ssc(struct drm_i915_private
> *dev_priv)
> * indicates as much.
> */
> if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) {
> - bool bios_lvds_use_ssc = intel_de_read(dev_priv,
> + bool bios_lvds_use_ssc = intel_de_read(display,
> PCH_DREF_CONTROL) &
> DREF_SSC1_ENABLE;
>
> - if (dev_priv->display.vbt.lvds_use_ssc != bios_lvds_use_ssc) {
> - drm_dbg_kms(&dev_priv->drm,
> + if (display->vbt.lvds_use_ssc != bios_lvds_use_ssc) {
> + drm_dbg_kms(display->drm,
> "SSC %s by BIOS, overriding VBT which says
> %s\n",
> str_enabled_disabled(bios_lvds_use_ssc),
> - str_enabled_disabled(dev_priv-
> >display.vbt.lvds_use_ssc));
> - dev_priv->display.vbt.lvds_use_ssc =
> bios_lvds_use_ssc;
> + str_enabled_disabled(display-
> >vbt.lvds_use_ssc));
> + display->vbt.lvds_use_ssc = bios_lvds_use_ssc;
> }
> }
> }
> @@ -7635,37 +7638,39 @@ static u32 intel_encoder_possible_crtcs(struct
> intel_encoder *encoder)
> return possible_crtcs;
> }
>
> -static bool ilk_has_edp_a(struct drm_i915_private *dev_priv)
> +static bool ilk_has_edp_a(struct intel_display *display)
> {
> - if (!IS_MOBILE(dev_priv))
> + if (!display->platform.mobile)
> return false;
>
> - if ((intel_de_read(dev_priv, DP_A) & DP_DETECTED) == 0)
> + if ((intel_de_read(display, DP_A) & DP_DETECTED) == 0)
> return false;
>
> - if (IS_IRONLAKE(dev_priv) && (intel_de_read(dev_priv, FUSE_STRAP)
> & ILK_eDP_A_DISABLE))
> + if (display->platform.ironlake && (intel_de_read(display, FUSE_STRAP)
> +& ILK_eDP_A_DISABLE))
> return false;
>
> return true;
> }
>
> -static bool intel_ddi_crt_present(struct drm_i915_private *dev_priv)
> +static bool intel_ddi_crt_present(struct intel_display *display)
> {
> - if (DISPLAY_VER(dev_priv) >= 9)
> + struct drm_i915_private *dev_priv = to_i915(display->drm);
> +
> + if (DISPLAY_VER(display) >= 9)
> return false;
>
> - if (IS_HASWELL_ULT(dev_priv) || IS_BROADWELL_ULT(dev_priv))
> + if (display->platform.haswell_ult || display->platform.broadwell_ult)
> return false;
>
> if (HAS_PCH_LPT_H(dev_priv) &&
> - intel_de_read(dev_priv, SFUSE_STRAP) &
> SFUSE_STRAP_CRT_DISABLED)
> + intel_de_read(display, SFUSE_STRAP) &
> SFUSE_STRAP_CRT_DISABLED)
> return false;
>
> /* DDI E can't be used if DDI A requires 4 lanes */
> - if (intel_de_read(dev_priv, DDI_BUF_CTL(PORT_A)) &
> DDI_A_4_LANES)
> + if (intel_de_read(display, DDI_BUF_CTL(PORT_A)) & DDI_A_4_LANES)
> return false;
>
> - if (!dev_priv->display.vbt.int_crt_support)
> + if (!display->vbt.int_crt_support)
> return false;
>
> return true;
> @@ -7677,24 +7682,24 @@ bool assert_port_valid(struct intel_display
> *display, enum port port)
> "Platform does not support port %c\n",
> port_name(port)); }
>
> -void intel_setup_outputs(struct drm_i915_private *dev_priv)
> +void intel_setup_outputs(struct intel_display *display)
> {
> - struct intel_display *display = &dev_priv->display;
> + struct drm_i915_private *dev_priv = to_i915(display->drm);
> struct intel_encoder *encoder;
> bool dpd_is_edp = false;
>
> intel_pps_unlock_regs_wa(display);
>
> - if (!HAS_DISPLAY(dev_priv))
> + if (!HAS_DISPLAY(display))
> return;
>
> - if (HAS_DDI(dev_priv)) {
> - if (intel_ddi_crt_present(dev_priv))
> + if (HAS_DDI(display)) {
> + if (intel_ddi_crt_present(display))
> intel_crt_init(display);
>
> intel_bios_for_each_encoder(display, intel_ddi_init);
>
> - if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv))
> + if (display->platform.geminilake || display->platform.broxton)
> vlv_dsi_init(dev_priv);
> } else if (HAS_PCH_SPLIT(dev_priv)) {
> int found;
> @@ -7709,33 +7714,33 @@ void intel_setup_outputs(struct
> drm_i915_private *dev_priv)
>
> dpd_is_edp = intel_dp_is_port_edp(display, PORT_D);
>
> - if (ilk_has_edp_a(dev_priv))
> + if (ilk_has_edp_a(display))
> g4x_dp_init(display, DP_A, PORT_A);
>
> - if (intel_de_read(dev_priv, PCH_HDMIB) & SDVO_DETECTED)
> {
> + if (intel_de_read(display, PCH_HDMIB) & SDVO_DETECTED) {
> /* PCH SDVOB multiplex with HDMIB */
> found = intel_sdvo_init(display, PCH_SDVOB,
> PORT_B);
> if (!found)
> g4x_hdmi_init(display, PCH_HDMIB, PORT_B);
> - if (!found && (intel_de_read(dev_priv, PCH_DP_B) &
> DP_DETECTED))
> + if (!found && (intel_de_read(display, PCH_DP_B) &
> DP_DETECTED))
> g4x_dp_init(display, PCH_DP_B, PORT_B);
> }
>
> - if (intel_de_read(dev_priv, PCH_HDMIC) & SDVO_DETECTED)
> + if (intel_de_read(display, PCH_HDMIC) & SDVO_DETECTED)
> g4x_hdmi_init(display, PCH_HDMIC, PORT_C);
>
> - if (!dpd_is_edp && intel_de_read(dev_priv, PCH_HDMID) &
> SDVO_DETECTED)
> + if (!dpd_is_edp && intel_de_read(display, PCH_HDMID) &
> SDVO_DETECTED)
> g4x_hdmi_init(display, PCH_HDMID, PORT_D);
>
> - if (intel_de_read(dev_priv, PCH_DP_C) & DP_DETECTED)
> + if (intel_de_read(display, PCH_DP_C) & DP_DETECTED)
> g4x_dp_init(display, PCH_DP_C, PORT_C);
>
> - if (intel_de_read(dev_priv, PCH_DP_D) & DP_DETECTED)
> + if (intel_de_read(display, PCH_DP_D) & DP_DETECTED)
> g4x_dp_init(display, PCH_DP_D, PORT_D);
> - } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
> + } else if (display->platform.valleyview ||
> +display->platform.cherryview) {
> bool has_edp, has_port;
>
> - if (IS_VALLEYVIEW(dev_priv) && dev_priv-
> >display.vbt.int_crt_support)
> + if (display->platform.valleyview && display-
> >vbt.int_crt_support)
> intel_crt_init(display);
>
> /*
> @@ -7755,87 +7760,87 @@ void intel_setup_outputs(struct
> drm_i915_private *dev_priv)
> */
> has_edp = intel_dp_is_port_edp(display, PORT_B);
> has_port = intel_bios_is_port_present(display, PORT_B);
> - if (intel_de_read(dev_priv, VLV_DP_B) & DP_DETECTED ||
> has_port)
> + if (intel_de_read(display, VLV_DP_B) & DP_DETECTED ||
> has_port)
> has_edp &= g4x_dp_init(display, VLV_DP_B, PORT_B);
> - if ((intel_de_read(dev_priv, VLV_HDMIB) & SDVO_DETECTED
> || has_port) && !has_edp)
> + if ((intel_de_read(display, VLV_HDMIB) & SDVO_DETECTED ||
> has_port)
> +&& !has_edp)
> g4x_hdmi_init(display, VLV_HDMIB, PORT_B);
>
> has_edp = intel_dp_is_port_edp(display, PORT_C);
> has_port = intel_bios_is_port_present(display, PORT_C);
> - if (intel_de_read(dev_priv, VLV_DP_C) & DP_DETECTED ||
> has_port)
> + if (intel_de_read(display, VLV_DP_C) & DP_DETECTED ||
> has_port)
> has_edp &= g4x_dp_init(display, VLV_DP_C, PORT_C);
> - if ((intel_de_read(dev_priv, VLV_HDMIC) & SDVO_DETECTED
> || has_port) && !has_edp)
> + if ((intel_de_read(display, VLV_HDMIC) & SDVO_DETECTED ||
> has_port)
> +&& !has_edp)
> g4x_hdmi_init(display, VLV_HDMIC, PORT_C);
>
> - if (IS_CHERRYVIEW(dev_priv)) {
> + if (display->platform.cherryview) {
> /*
> * eDP not supported on port D,
> * so no need to worry about it
> */
> has_port = intel_bios_is_port_present(display,
> PORT_D);
> - if (intel_de_read(dev_priv, CHV_DP_D) &
> DP_DETECTED || has_port)
> + if (intel_de_read(display, CHV_DP_D) & DP_DETECTED
> || has_port)
> g4x_dp_init(display, CHV_DP_D, PORT_D);
> - if (intel_de_read(dev_priv, CHV_HDMID) &
> SDVO_DETECTED || has_port)
> + if (intel_de_read(display, CHV_HDMID) &
> SDVO_DETECTED || has_port)
> g4x_hdmi_init(display, CHV_HDMID,
> PORT_D);
> }
>
> vlv_dsi_init(dev_priv);
> - } else if (IS_PINEVIEW(dev_priv)) {
> + } else if (display->platform.pineview) {
> intel_lvds_init(dev_priv);
> intel_crt_init(display);
> - } else if (IS_DISPLAY_VER(dev_priv, 3, 4)) {
> + } else if (IS_DISPLAY_VER(display, 3, 4)) {
> bool found = false;
>
> - if (IS_MOBILE(dev_priv))
> + if (display->platform.mobile)
> intel_lvds_init(dev_priv);
>
> intel_crt_init(display);
>
> - if (intel_de_read(dev_priv, GEN3_SDVOB) & SDVO_DETECTED)
> {
> - drm_dbg_kms(&dev_priv->drm, "probing SDVOB\n");
> + if (intel_de_read(display, GEN3_SDVOB) & SDVO_DETECTED) {
> + drm_dbg_kms(display->drm, "probing SDVOB\n");
> found = intel_sdvo_init(display, GEN3_SDVOB,
> PORT_B);
> - if (!found && IS_G4X(dev_priv)) {
> - drm_dbg_kms(&dev_priv->drm,
> + if (!found && display->platform.g4x) {
> + drm_dbg_kms(display->drm,
> "probing HDMI on SDVOB\n");
> g4x_hdmi_init(display, GEN4_HDMIB,
> PORT_B);
> }
>
> - if (!found && IS_G4X(dev_priv))
> + if (!found && display->platform.g4x)
> g4x_dp_init(display, DP_B, PORT_B);
> }
>
> /* Before G4X SDVOC doesn't have its own detect register */
>
> - if (intel_de_read(dev_priv, GEN3_SDVOB) & SDVO_DETECTED)
> {
> - drm_dbg_kms(&dev_priv->drm, "probing SDVOC\n");
> + if (intel_de_read(display, GEN3_SDVOB) & SDVO_DETECTED) {
> + drm_dbg_kms(display->drm, "probing SDVOC\n");
> found = intel_sdvo_init(display, GEN3_SDVOC,
> PORT_C);
> }
>
> - if (!found && (intel_de_read(dev_priv, GEN3_SDVOC) &
> SDVO_DETECTED)) {
> + if (!found && (intel_de_read(display, GEN3_SDVOC) &
> SDVO_DETECTED)) {
>
> - if (IS_G4X(dev_priv)) {
> - drm_dbg_kms(&dev_priv->drm,
> + if (display->platform.g4x) {
> + drm_dbg_kms(display->drm,
> "probing HDMI on SDVOC\n");
> g4x_hdmi_init(display, GEN4_HDMIC,
> PORT_C);
> }
> - if (IS_G4X(dev_priv))
> + if (display->platform.g4x)
> g4x_dp_init(display, DP_C, PORT_C);
> }
>
> - if (IS_G4X(dev_priv) && (intel_de_read(dev_priv, DP_D) &
> DP_DETECTED))
> + if (display->platform.g4x && (intel_de_read(display, DP_D) &
> +DP_DETECTED))
> g4x_dp_init(display, DP_D, PORT_D);
>
> - if (SUPPORTS_TV(dev_priv))
> + if (SUPPORTS_TV(display))
> intel_tv_init(display);
> - } else if (DISPLAY_VER(dev_priv) == 2) {
> - if (IS_I85X(dev_priv))
> + } else if (DISPLAY_VER(display) == 2) {
> + if (display->platform.i85x)
> intel_lvds_init(dev_priv);
>
> intel_crt_init(display);
> intel_dvo_init(dev_priv);
> }
>
> - for_each_intel_encoder(&dev_priv->drm, encoder) {
> + for_each_intel_encoder(display->drm, encoder) {
> encoder->base.possible_crtcs =
> intel_encoder_possible_crtcs(encoder);
> encoder->base.possible_clones =
> @@ -7844,7 +7849,7 @@ void intel_setup_outputs(struct drm_i915_private
> *dev_priv)
>
> intel_init_pch_refclk(dev_priv);
>
> - drm_helper_move_panel_connectors_to_head(&dev_priv->drm);
> + drm_helper_move_panel_connectors_to_head(display->drm);
> }
>
> static int max_dotclock(struct drm_i915_private *i915) @@ -8061,32
> +8066,34 @@ static const struct intel_display_funcs i9xx_display_funcs = {
>
> /**
> * intel_init_display_hooks - initialize the display modesetting hooks
> - * @dev_priv: device private
> + * @display: display device private
> */
> -void intel_init_display_hooks(struct drm_i915_private *dev_priv)
> +void intel_init_display_hooks(struct intel_display *display)
> {
> - if (DISPLAY_VER(dev_priv) >= 9) {
> - dev_priv->display.funcs.display = &skl_display_funcs;
> - } else if (HAS_DDI(dev_priv)) {
> - dev_priv->display.funcs.display = &ddi_display_funcs;
> + struct drm_i915_private *dev_priv = to_i915(display->drm);
> +
> + if (DISPLAY_VER(display) >= 9) {
> + display->funcs.display = &skl_display_funcs;
> + } else if (HAS_DDI(display)) {
> + display->funcs.display = &ddi_display_funcs;
> } else if (HAS_PCH_SPLIT(dev_priv)) {
> - dev_priv->display.funcs.display = &pch_split_display_funcs;
> - } else if (IS_CHERRYVIEW(dev_priv) ||
> - IS_VALLEYVIEW(dev_priv)) {
> - dev_priv->display.funcs.display = &vlv_display_funcs;
> + display->funcs.display = &pch_split_display_funcs;
> + } else if (display->platform.cherryview ||
> + display->platform.valleyview) {
> + display->funcs.display = &vlv_display_funcs;
> } else {
> - dev_priv->display.funcs.display = &i9xx_display_funcs;
> + display->funcs.display = &i9xx_display_funcs;
> }
> }
>
> -int intel_initial_commit(struct drm_device *dev)
> +int intel_initial_commit(struct intel_display *display)
> {
> struct drm_atomic_state *state = NULL;
> struct drm_modeset_acquire_ctx ctx;
> struct intel_crtc *crtc;
> int ret = 0;
>
> - state = drm_atomic_state_alloc(dev);
> + state = drm_atomic_state_alloc(display->drm);
> if (!state)
> return -ENOMEM;
>
> @@ -8096,7 +8103,7 @@ int intel_initial_commit(struct drm_device *dev)
> to_intel_atomic_state(state)->internal = true;
>
> retry:
> - for_each_intel_crtc(dev, crtc) {
> + for_each_intel_crtc(display->drm, crtc) {
> struct intel_crtc_state *crtc_state =
> intel_atomic_get_crtc_state(state, crtc);
>
> @@ -8120,7 +8127,7 @@ int intel_initial_commit(struct drm_device *dev)
> */
> crtc_state->uapi.color_mgmt_changed = true;
>
> - for_each_intel_encoder_mask(dev, encoder,
> + for_each_intel_encoder_mask(display->drm, encoder,
> crtc_state-
> >uapi.encoder_mask) {
> if (encoder->initial_fastset_check &&
> !encoder->initial_fastset_check(encoder,
> crtc_state)) { diff --git a/drivers/gpu/drm/i915/display/intel_display.h
> b/drivers/gpu/drm/i915/display/intel_display.h
> index 45d70d3e1041..83a820b72a6e 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.h
> +++ b/drivers/gpu/drm/i915/display/intel_display.h
> @@ -457,7 +457,6 @@ int vlv_get_cck_clock(struct drm_i915_private
> *dev_priv,
> const char *name, u32 reg, int ref_freq); int
> vlv_get_cck_clock_hpll(struct drm_i915_private *dev_priv,
> const char *name, u32 reg);
> -void intel_init_display_hooks(struct drm_i915_private *dev_priv); bool
> intel_has_pending_fb_unpin(struct drm_i915_private *dev_priv); void
> intel_encoder_destroy(struct drm_encoder *encoder); struct
> drm_display_mode * @@ -541,11 +540,11 @@ void
> intel_modeset_put_crtc_power_domains(struct intel_crtc *crtc,
> struct intel_power_domain_mask
> *domains);
>
> /* interface for intel_display_driver.c */ -void intel_setup_outputs(struct
> drm_i915_private *i915); -int intel_initial_commit(struct drm_device *dev); -
> void intel_panel_sanitize_ssc(struct drm_i915_private *i915); -void
> intel_update_czclk(struct drm_i915_private *i915); -void
> intel_atomic_helper_free_state_worker(struct work_struct *work);
> +void intel_init_display_hooks(struct intel_display *display); void
> +intel_setup_outputs(struct intel_display *display); int
> +intel_initial_commit(struct intel_display *display); void
> +intel_panel_sanitize_ssc(struct intel_display *display); void
> +intel_update_czclk(struct intel_display *display);
> enum drm_mode_status intel_mode_valid(struct drm_device *dev,
> const struct drm_display_mode *mode);
> int intel_atomic_commit(struct drm_device *dev, struct drm_atomic_state
> *_state, diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c
> b/drivers/gpu/drm/i915/display/intel_display_driver.c
> index 68d0753659e8..31740a677dd8 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_driver.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c
> @@ -199,7 +199,7 @@ void intel_display_driver_early_probe(struct
> intel_display *display)
> intel_init_cdclk_hooks(display);
> intel_audio_hooks_init(display);
> intel_dpll_init_clock_hook(i915);
> - intel_init_display_hooks(i915);
> + intel_init_display_hooks(display);
> intel_fdi_init_hook(display);
> intel_dmc_wl_init(display);
> }
> @@ -431,7 +431,7 @@ int intel_display_driver_probe_nogem(struct
> intel_display *display)
>
> intel_wm_init(i915);
>
> - intel_panel_sanitize_ssc(i915);
> + intel_panel_sanitize_ssc(display);
>
> intel_pps_setup(display);
>
> @@ -451,7 +451,7 @@ int intel_display_driver_probe_nogem(struct
> intel_display *display)
> intel_shared_dpll_init(display);
> intel_fdi_pll_freq_update(display);
>
> - intel_update_czclk(i915);
> + intel_update_czclk(display);
> intel_display_driver_init_hw(display);
> intel_dpll_update_ref_clks(display);
>
> @@ -462,7 +462,7 @@ int intel_display_driver_probe_nogem(struct
> intel_display *display)
>
> /* Just disable it once at startup */
> intel_vga_disable(display);
> - intel_setup_outputs(i915);
> + intel_setup_outputs(display);
>
> ret = intel_dp_tunnel_mgr_init(display);
> if (ret)
> @@ -517,7 +517,7 @@ int intel_display_driver_probe(struct intel_display
> *display)
> * are already calculated and there is no assert_plane warnings
> * during bootup.
> */
> - ret = intel_initial_commit(display->drm);
> + ret = intel_initial_commit(display);
> if (ret)
> drm_dbg_kms(display->drm, "Initial modeset failed, %d\n",
> ret);
>
LGTM,
Reviewed-by: Nemesa Garg <nemesa.g...@intel.com>
> --
> 2.39.5
