[Intel-gfx] [PATCH v2 09/25] drm/i915/tgl: Add power well support
Ville Syrjälä
ville.syrjala at linux.intel.com
Tue Jul 9 15:53:11 UTC 2019
On Mon, Jul 08, 2019 at 04:16:13PM -0700, Lucas De Marchi wrote:
> From: Imre Deak <imre.deak at intel.com>
>
> The patch adds the new power wells introduced by TGL (GEN 12) and
> maps these to existing/new power domains. The changes for GEN 12 wrt
> to GEN 11 are the following:
>
> - Transcoder#EDP removed from power well#1 (Transcoder#A used in
> low-power mode instead)
> - Transcoder#A is now backed by power well#1 instead of power well#3
> - The DDI#B/C combo PHY ports are now backed by power well#1 instead of
> power well#3
> - New power well#5 added for pipe#D functionality (TODO)
> - 2 additional TC ports (TC#5-6) backed by power well#3, 2 port
> specific IO power wells (only for the non-TBT modes) and 4 port
> specific AUX power wells (2-2 for TBT vs. non-TBT modes)
> - Power well#2 backs now VDSC/joining for pipe#A instead of VDSC for
> eDP and MIPI DSI (TODO)
>
> On TGL Port DDI#C changed to be a combo PHY (native DP/HDMI) and
> BSpec has renamed ports DDI#D-F to TC#4-6 respectively. Thus on ICL we
> have the following naming for ports:
>
> - Combo PHYs (native DP/HDMI):
> DDI#A-B
> - TBT/non-TBT (TC altmode, native DP/HDMI) PHYs:
> DDI#C-F
>
> Starting from GEN 12 we have the following naming for ports:
> - Combo PHYs (native DP/HDMI):
> DDI#A-C
> - TBT/non-TBT (TC altmode, native DP/HDMI) PHYs:
> DDI TC#1-6
>
> To save some space in the power domain enum the power domain naming in
> the driver reflects the above change, that is power domains TC#1-3 are
> added as aliases for DDI#D-F and new power domains are reserved for
> TC#4-6.
>
> v2 (Lucas):
> - Separate out the bits and definitions for TGL from the ICL ones.
> Fix use of TRANSCODER_EDP_VDSC, that is now the correct define since
> we don't define TRANSCODER_A_VDSC power domain to spare a one bit in
> the bitmask (suggested by Ville)
>
> Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
> Cc: Anusha Srivatsa <anusha.srivatsa at intel.com>
> Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
> Cc: José Roberto de Souza <jose.souza at intel.com>
> Signed-off-by: Imre Deak <imre.deak at intel.com>
> Signed-off-by: Lucas De Marchi <lucas.demarchi at intel.com>
> ---
> .../drm/i915/display/intel_display_power.c | 480 +++++++++++++++++-
> .../drm/i915/display/intel_display_power.h | 26 +-
> drivers/gpu/drm/i915/i915_debugfs.c | 3 +-
> drivers/gpu/drm/i915/i915_reg.h | 18 +
> 4 files changed, 508 insertions(+), 19 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
> index 7437fc71d289..c3f42169831f 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_power.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_power.c
> @@ -23,8 +23,11 @@ bool intel_display_power_well_is_enabled(struct drm_i915_private *dev_priv,
> enum i915_power_well_id power_well_id);
>
> const char *
> -intel_display_power_domain_str(enum intel_display_power_domain domain)
> +intel_display_power_domain_str(struct drm_i915_private *i915,
> + enum intel_display_power_domain domain)
> {
> + bool ddi_tc_ports = IS_GEN(i915, 12);
> +
> switch (domain) {
> case POWER_DOMAIN_DISPLAY_CORE:
> return "DISPLAY_CORE";
> @@ -61,11 +64,23 @@ intel_display_power_domain_str(enum intel_display_power_domain domain)
> case POWER_DOMAIN_PORT_DDI_C_LANES:
> return "PORT_DDI_C_LANES";
> case POWER_DOMAIN_PORT_DDI_D_LANES:
> - return "PORT_DDI_D_LANES";
> + BUILD_BUG_ON(POWER_DOMAIN_PORT_DDI_D_LANES !=
> + POWER_DOMAIN_PORT_DDI_TC1_LANES);
> + return ddi_tc_ports ? "PORT_DDI_TC1_LANES" : "PORT_DDI_D_LANES";
> case POWER_DOMAIN_PORT_DDI_E_LANES:
> - return "PORT_DDI_E_LANES";
> + BUILD_BUG_ON(POWER_DOMAIN_PORT_DDI_E_LANES !=
> + POWER_DOMAIN_PORT_DDI_TC2_LANES);
> + return ddi_tc_ports ? "PORT_DDI_TC2_LANES" : "PORT_DDI_E_LANES";
> case POWER_DOMAIN_PORT_DDI_F_LANES:
> - return "PORT_DDI_F_LANES";
> + BUILD_BUG_ON(POWER_DOMAIN_PORT_DDI_F_LANES !=
> + POWER_DOMAIN_PORT_DDI_TC3_LANES);
> + return ddi_tc_ports ? "PORT_DDI_TC3_LANES" : "PORT_DDI_F_LANES";
> + case POWER_DOMAIN_PORT_DDI_TC4_LANES:
> + return "PORT_DDI_TC4_LANES";
> + case POWER_DOMAIN_PORT_DDI_TC5_LANES:
> + return "PORT_DDI_TC5_LANES";
> + case POWER_DOMAIN_PORT_DDI_TC6_LANES:
> + return "PORT_DDI_TC6_LANES";
> case POWER_DOMAIN_PORT_DDI_A_IO:
> return "PORT_DDI_A_IO";
> case POWER_DOMAIN_PORT_DDI_B_IO:
> @@ -73,11 +88,23 @@ intel_display_power_domain_str(enum intel_display_power_domain domain)
> case POWER_DOMAIN_PORT_DDI_C_IO:
> return "PORT_DDI_C_IO";
> case POWER_DOMAIN_PORT_DDI_D_IO:
> - return "PORT_DDI_D_IO";
> + BUILD_BUG_ON(POWER_DOMAIN_PORT_DDI_D_IO !=
> + POWER_DOMAIN_PORT_DDI_TC1_IO);
> + return ddi_tc_ports ? "PORT_DDI_TC1_IO" : "PORT_DDI_D_IO";
> case POWER_DOMAIN_PORT_DDI_E_IO:
> - return "PORT_DDI_E_IO";
> + BUILD_BUG_ON(POWER_DOMAIN_PORT_DDI_E_IO !=
> + POWER_DOMAIN_PORT_DDI_TC2_IO);
> + return ddi_tc_ports ? "PORT_DDI_TC2_IO" : "PORT_DDI_E_IO";
> case POWER_DOMAIN_PORT_DDI_F_IO:
> - return "PORT_DDI_F_IO";
> + BUILD_BUG_ON(POWER_DOMAIN_PORT_DDI_F_IO !=
> + POWER_DOMAIN_PORT_DDI_TC3_IO);
> + return ddi_tc_ports ? "PORT_DDI_TC3_IO" : "PORT_DDI_F_IO";
> + case POWER_DOMAIN_PORT_DDI_TC4_IO:
> + return "PORT_DDI_TC4_IO";
> + case POWER_DOMAIN_PORT_DDI_TC5_IO:
> + return "PORT_DDI_TC5_IO";
> + case POWER_DOMAIN_PORT_DDI_TC6_IO:
> + return "PORT_DDI_TC6_IO";
> case POWER_DOMAIN_PORT_DSI:
> return "PORT_DSI";
> case POWER_DOMAIN_PORT_CRT:
> @@ -95,11 +122,20 @@ intel_display_power_domain_str(enum intel_display_power_domain domain)
> case POWER_DOMAIN_AUX_C:
> return "AUX_C";
> case POWER_DOMAIN_AUX_D:
> - return "AUX_D";
> + BUILD_BUG_ON(POWER_DOMAIN_AUX_D != POWER_DOMAIN_AUX_TC1);
> + return ddi_tc_ports ? "AUX_TC1" : "AUX_D";
> case POWER_DOMAIN_AUX_E:
> - return "AUX_E";
> + BUILD_BUG_ON(POWER_DOMAIN_AUX_E != POWER_DOMAIN_AUX_TC2);
> + return ddi_tc_ports ? "AUX_TC2" : "AUX_E";
> case POWER_DOMAIN_AUX_F:
> - return "AUX_F";
> + BUILD_BUG_ON(POWER_DOMAIN_AUX_F != POWER_DOMAIN_AUX_TC3);
> + return ddi_tc_ports ? "AUX_TC3" : "AUX_F";
> + case POWER_DOMAIN_AUX_TC4:
> + return "AUX_TC4";
> + case POWER_DOMAIN_AUX_TC5:
> + return "AUX_TC5";
> + case POWER_DOMAIN_AUX_TC6:
> + return "AUX_TC6";
> case POWER_DOMAIN_AUX_IO_A:
> return "AUX_IO_A";
> case POWER_DOMAIN_AUX_TBT1:
> @@ -110,6 +146,10 @@ intel_display_power_domain_str(enum intel_display_power_domain domain)
> return "AUX_TBT3";
> case POWER_DOMAIN_AUX_TBT4:
> return "AUX_TBT4";
> + case POWER_DOMAIN_AUX_TBT5:
> + return "AUX_TBT5";
> + case POWER_DOMAIN_AUX_TBT6:
> + return "AUX_TBT6";
> case POWER_DOMAIN_GMBUS:
> return "GMBUS";
> case POWER_DOMAIN_INIT:
> @@ -1664,12 +1704,15 @@ __async_put_domains_state_ok(struct i915_power_domains *power_domains)
> static void print_power_domains(struct i915_power_domains *power_domains,
> const char *prefix, u64 mask)
> {
> + struct drm_i915_private *i915 =
> + container_of(power_domains, struct drm_i915_private,
> + power_domains);
> enum intel_display_power_domain domain;
>
> DRM_DEBUG_DRIVER("%s (%lu):\n", prefix, hweight64(mask));
> for_each_power_domain(domain, mask)
> DRM_DEBUG_DRIVER("%s use_count %d\n",
> - intel_display_power_domain_str(domain),
> + intel_display_power_domain_str(i915, domain),
> power_domains->domain_use_count[domain]);
> }
>
> @@ -1839,7 +1882,7 @@ __intel_display_power_put_domain(struct drm_i915_private *dev_priv,
> {
> struct i915_power_domains *power_domains;
> struct i915_power_well *power_well;
> - const char *name = intel_display_power_domain_str(domain);
> + const char *name = intel_display_power_domain_str(dev_priv, domain);
>
> power_domains = &dev_priv->power_domains;
>
> @@ -2408,11 +2451,11 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
> * - DDI_A
> * - FBC
> */
> +/* TODO: TGL_PW_5_POWER_DOMAINS: PIPE_D */
> #define ICL_PW_4_POWER_DOMAINS ( \
> BIT_ULL(POWER_DOMAIN_PIPE_C) | \
> BIT_ULL(POWER_DOMAIN_PIPE_C_PANEL_FITTER) | \
> BIT_ULL(POWER_DOMAIN_INIT))
> - /* VDSC/joining */
> #define ICL_PW_3_POWER_DOMAINS ( \
> ICL_PW_4_POWER_DOMAINS | \
> BIT_ULL(POWER_DOMAIN_PIPE_B) | \
> @@ -2448,16 +2491,17 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
> */
> #define ICL_PW_2_POWER_DOMAINS ( \
> ICL_PW_3_POWER_DOMAINS | \
> - BIT_ULL(POWER_DOMAIN_TRANSCODER_EDP_VDSC) | \
> + BIT_ULL(POWER_DOMAIN_TRANSCODER_EDP_VDSC) | \
> BIT_ULL(POWER_DOMAIN_INIT))
> /*
> * - KVMR (HW control)
> + * - GEN 11: eDP/DSI VDSC
> */
> #define ICL_DISPLAY_DC_OFF_POWER_DOMAINS ( \
> ICL_PW_2_POWER_DOMAINS | \
> BIT_ULL(POWER_DOMAIN_MODESET) | \
> BIT_ULL(POWER_DOMAIN_AUX_A) | \
> - BIT_ULL(POWER_DOMAIN_DPLL_DC_OFF) | \
> + BIT_ULL(POWER_DOMAIN_DPLL_DC_OFF) | \
> BIT_ULL(POWER_DOMAIN_INIT))
>
> #define ICL_DDI_IO_A_POWER_DOMAINS ( \
> @@ -2495,6 +2539,87 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
> #define ICL_AUX_TBT4_IO_POWER_DOMAINS ( \
> BIT_ULL(POWER_DOMAIN_AUX_TBT4))
>
> +#define TGL_PW_4_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_PIPE_C) | \
> + BIT_ULL(POWER_DOMAIN_PIPE_C_PANEL_FITTER) | \
> + BIT_ULL(POWER_DOMAIN_INIT))
> +
> +#define TGL_PW_3_POWER_DOMAINS ( \
> + TGL_PW_4_POWER_DOMAINS | \
> + BIT_ULL(POWER_DOMAIN_PIPE_B) | \
> + BIT_ULL(POWER_DOMAIN_TRANSCODER_B) | \
> + BIT_ULL(POWER_DOMAIN_TRANSCODER_C) | \
> + /* TODO: TRANSCODER_D */ \
> + BIT_ULL(POWER_DOMAIN_PIPE_B_PANEL_FITTER) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC1_LANES) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC1_IO) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC2_LANES) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC2_IO) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC3_LANES) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC3_IO) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC4_LANES) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC4_IO) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC5_LANES) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC5_IO) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC6_LANES) | \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC6_IO) | \
The IO power stuff shouln't be here I guess. But I already discussed
that with Imre, and I believe we have the same issue on icl. So I
guess we can sort it out later for both platforms.
Patch lgtm
Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> + BIT_ULL(POWER_DOMAIN_AUX_TC1) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TC2) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TC3) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TC4) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TC5) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TC6) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TBT1) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TBT2) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TBT3) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TBT4) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TBT5) | \
> + BIT_ULL(POWER_DOMAIN_AUX_TBT6) | \
> + BIT_ULL(POWER_DOMAIN_VGA) | \
> + BIT_ULL(POWER_DOMAIN_AUDIO) | \
> + BIT_ULL(POWER_DOMAIN_INIT))
> +
> +#define TGL_PW_2_POWER_DOMAINS ( \
> + TGL_PW_3_POWER_DOMAINS | \
> + BIT_ULL(POWER_DOMAIN_TRANSCODER_EDP_VDSC) | \
> + BIT_ULL(POWER_DOMAIN_INIT))
> +
> +#define TGL_DISPLAY_DC_OFF_POWER_DOMAINS ( \
> + TGL_PW_2_POWER_DOMAINS | \
> + BIT_ULL(POWER_DOMAIN_MODESET) | \
> + BIT_ULL(POWER_DOMAIN_AUX_A) | \
> + BIT_ULL(POWER_DOMAIN_INIT))
> +
> +#define TGL_DDI_IO_TC1_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC1_IO))
> +#define TGL_DDI_IO_TC2_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC2_IO))
> +#define TGL_DDI_IO_TC3_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC3_IO))
> +#define TGL_DDI_IO_TC4_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC4_IO))
> +#define TGL_DDI_IO_TC5_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC5_IO))
> +#define TGL_DDI_IO_TC6_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_PORT_DDI_TC6_IO))
> +
> +#define TGL_AUX_TC1_IO_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_AUX_TC1))
> +#define TGL_AUX_TC2_IO_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_AUX_TC2))
> +#define TGL_AUX_TC3_IO_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_AUX_TC3))
> +#define TGL_AUX_TC4_IO_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_AUX_TC4))
> +#define TGL_AUX_TC5_IO_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_AUX_TC5))
> +#define TGL_AUX_TC6_IO_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_AUX_TC6))
> +#define TGL_AUX_TBT5_IO_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_AUX_TBT5))
> +#define TGL_AUX_TBT6_IO_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_AUX_TBT6))
> +
> static const struct i915_power_well_ops i9xx_always_on_power_well_ops = {
> .sync_hw = i9xx_power_well_sync_hw_noop,
> .enable = i9xx_always_on_power_well_noop,
> @@ -3452,6 +3577,324 @@ static const struct i915_power_well_desc icl_power_wells[] = {
> },
> };
>
> +static const struct i915_power_well_desc tgl_power_wells[] = {
> + {
> + .name = "always-on",
> + .always_on = true,
> + .domains = POWER_DOMAIN_MASK,
> + .ops = &i9xx_always_on_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + },
> + {
> + .name = "power well 1",
> + /* Handled by the DMC firmware */
> + .always_on = true,
> + .domains = 0,
> + .ops = &hsw_power_well_ops,
> + .id = SKL_DISP_PW_1,
> + {
> + .hsw.regs = &hsw_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_PW_1,
> + .hsw.has_fuses = true,
> + },
> + },
> + {
> + .name = "DC off",
> + .domains = TGL_DISPLAY_DC_OFF_POWER_DOMAINS,
> + .ops = &gen9_dc_off_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + },
> + {
> + .name = "power well 2",
> + .domains = TGL_PW_2_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = SKL_DISP_PW_2,
> + {
> + .hsw.regs = &hsw_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_PW_2,
> + .hsw.has_fuses = true,
> + },
> + },
> + {
> + .name = "power well 3",
> + .domains = TGL_PW_3_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &hsw_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_PW_3,
> + .hsw.irq_pipe_mask = BIT(PIPE_B),
> + .hsw.has_vga = true,
> + .hsw.has_fuses = true,
> + },
> + },
> + {
> + .name = "DDI A IO",
> + .domains = ICL_DDI_IO_A_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_ddi_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_DDI_A,
> + }
> + },
> + {
> + .name = "DDI B IO",
> + .domains = ICL_DDI_IO_B_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_ddi_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_DDI_B,
> + }
> + },
> + {
> + .name = "DDI C IO",
> + .domains = ICL_DDI_IO_C_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_ddi_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_DDI_C,
> + }
> + },
> + {
> + .name = "DDI TC1 IO",
> + .domains = TGL_DDI_IO_TC1_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_ddi_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_DDI_TC1,
> + },
> + },
> + {
> + .name = "DDI TC2 IO",
> + .domains = TGL_DDI_IO_TC2_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_ddi_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_DDI_TC2,
> + },
> + },
> + {
> + .name = "DDI TC3 IO",
> + .domains = TGL_DDI_IO_TC3_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_ddi_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_DDI_TC3,
> + },
> + },
> + {
> + .name = "DDI TC4 IO",
> + .domains = TGL_DDI_IO_TC4_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_ddi_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_DDI_TC4,
> + },
> + },
> + {
> + .name = "DDI TC5 IO",
> + .domains = TGL_DDI_IO_TC5_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_ddi_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_DDI_TC5,
> + },
> + },
> + {
> + .name = "DDI TC6 IO",
> + .domains = TGL_DDI_IO_TC6_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_ddi_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_DDI_TC6,
> + },
> + },
> + {
> + .name = "AUX A",
> + .domains = ICL_AUX_A_IO_POWER_DOMAINS,
> + .ops = &icl_combo_phy_aux_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_AUX_A,
> + },
> + },
> + {
> + .name = "AUX B",
> + .domains = ICL_AUX_B_IO_POWER_DOMAINS,
> + .ops = &icl_combo_phy_aux_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_AUX_B,
> + },
> + },
> + {
> + .name = "AUX C",
> + .domains = ICL_AUX_C_IO_POWER_DOMAINS,
> + .ops = &icl_combo_phy_aux_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_AUX_C,
> + },
> + },
> + {
> + .name = "AUX TC1",
> + .domains = TGL_AUX_TC1_IO_POWER_DOMAINS,
> + .ops = &icl_tc_phy_aux_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TC1,
> + .hsw.is_tc_tbt = false,
> + },
> + },
> + {
> + .name = "AUX TC2",
> + .domains = TGL_AUX_TC2_IO_POWER_DOMAINS,
> + .ops = &icl_tc_phy_aux_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TC2,
> + .hsw.is_tc_tbt = false,
> + },
> + },
> + {
> + .name = "AUX TC3",
> + .domains = TGL_AUX_TC3_IO_POWER_DOMAINS,
> + .ops = &icl_tc_phy_aux_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TC3,
> + .hsw.is_tc_tbt = false,
> + },
> + },
> + {
> + .name = "AUX TC4",
> + .domains = TGL_AUX_TC4_IO_POWER_DOMAINS,
> + .ops = &icl_tc_phy_aux_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TC4,
> + .hsw.is_tc_tbt = false,
> + },
> + },
> + {
> + .name = "AUX TC5",
> + .domains = TGL_AUX_TC5_IO_POWER_DOMAINS,
> + .ops = &icl_tc_phy_aux_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TC5,
> + .hsw.is_tc_tbt = false,
> + },
> + },
> + {
> + .name = "AUX TC6",
> + .domains = TGL_AUX_TC6_IO_POWER_DOMAINS,
> + .ops = &icl_tc_phy_aux_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TC6,
> + .hsw.is_tc_tbt = false,
> + },
> + },
> + {
> + .name = "AUX TBT1",
> + .domains = ICL_AUX_TBT1_IO_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TBT1,
> + .hsw.is_tc_tbt = true,
> + },
> + },
> + {
> + .name = "AUX TBT2",
> + .domains = ICL_AUX_TBT2_IO_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TBT2,
> + .hsw.is_tc_tbt = true,
> + },
> + },
> + {
> + .name = "AUX TBT3",
> + .domains = ICL_AUX_TBT3_IO_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TBT3,
> + .hsw.is_tc_tbt = true,
> + },
> + },
> + {
> + .name = "AUX TBT4",
> + .domains = ICL_AUX_TBT4_IO_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TBT4,
> + .hsw.is_tc_tbt = true,
> + },
> + },
> + {
> + .name = "AUX TBT5",
> + .domains = TGL_AUX_TBT5_IO_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TBT5,
> + .hsw.is_tc_tbt = true,
> + },
> + },
> + {
> + .name = "AUX TBT6",
> + .domains = TGL_AUX_TBT6_IO_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &icl_aux_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_AUX_TBT6,
> + .hsw.is_tc_tbt = true,
> + },
> + },
> + {
> + .name = "power well 4",
> + .domains = ICL_PW_4_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &hsw_power_well_regs,
> + .hsw.idx = ICL_PW_CTL_IDX_PW_4,
> + .hsw.has_fuses = true,
> + .hsw.irq_pipe_mask = BIT(PIPE_C),
> + }
> + },
> + /* TODO: power well 5 for pipe D */
> +};
> +
> static int
> sanitize_disable_power_well_option(const struct drm_i915_private *dev_priv,
> int disable_power_well)
> @@ -3579,7 +4022,9 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv)
> * The enabling order will be from lower to higher indexed wells,
> * the disabling order is reversed.
> */
> - if (IS_GEN(dev_priv, 11)) {
> + if (IS_GEN(dev_priv, 12)) {
> + err = set_power_wells(power_domains, tgl_power_wells);
> + } else if (IS_GEN(dev_priv, 11)) {
> err = set_power_wells(power_domains, icl_power_wells);
> } else if (IS_CANNONLAKE(dev_priv)) {
> err = set_power_wells(power_domains, cnl_power_wells);
> @@ -4643,7 +5088,8 @@ static void intel_power_domains_dump_info(struct drm_i915_private *i915)
>
> for_each_power_domain(domain, power_well->desc->domains)
> DRM_DEBUG_DRIVER(" %-23s %d\n",
> - intel_display_power_domain_str(domain),
> + intel_display_power_domain_str(i915,
> + domain),
> power_domains->domain_use_count[domain]);
> }
> }
> diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h
> index 8f43f7051a16..86afd70c1fb2 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_power.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_power.h
> @@ -32,14 +32,29 @@ enum intel_display_power_domain {
> POWER_DOMAIN_PORT_DDI_B_LANES,
> POWER_DOMAIN_PORT_DDI_C_LANES,
> POWER_DOMAIN_PORT_DDI_D_LANES,
> + POWER_DOMAIN_PORT_DDI_TC1_LANES = POWER_DOMAIN_PORT_DDI_D_LANES,
> POWER_DOMAIN_PORT_DDI_E_LANES,
> + POWER_DOMAIN_PORT_DDI_TC2_LANES = POWER_DOMAIN_PORT_DDI_E_LANES,
> POWER_DOMAIN_PORT_DDI_F_LANES,
> + POWER_DOMAIN_PORT_DDI_TC3_LANES = POWER_DOMAIN_PORT_DDI_F_LANES,
> + POWER_DOMAIN_PORT_DDI_TC4_LANES,
> + POWER_DOMAIN_PORT_DDI_TC5_LANES,
> + POWER_DOMAIN_PORT_DDI_TC6_LANES,
> POWER_DOMAIN_PORT_DDI_A_IO,
> POWER_DOMAIN_PORT_DDI_B_IO,
> POWER_DOMAIN_PORT_DDI_C_IO,
> POWER_DOMAIN_PORT_DDI_D_IO,
> + POWER_DOMAIN_PORT_DDI_TC1_IO = POWER_DOMAIN_PORT_DDI_D_IO,
> POWER_DOMAIN_PORT_DDI_E_IO,
> + POWER_DOMAIN_PORT_DDI_TC2_IO = POWER_DOMAIN_PORT_DDI_E_IO,
> POWER_DOMAIN_PORT_DDI_F_IO,
> + POWER_DOMAIN_PORT_DDI_TC3_IO = POWER_DOMAIN_PORT_DDI_F_IO,
> + POWER_DOMAIN_PORT_DDI_G_IO,
> + POWER_DOMAIN_PORT_DDI_TC4_IO = POWER_DOMAIN_PORT_DDI_G_IO,
> + POWER_DOMAIN_PORT_DDI_H_IO,
> + POWER_DOMAIN_PORT_DDI_TC5_IO = POWER_DOMAIN_PORT_DDI_H_IO,
> + POWER_DOMAIN_PORT_DDI_I_IO,
> + POWER_DOMAIN_PORT_DDI_TC6_IO = POWER_DOMAIN_PORT_DDI_I_IO,
> POWER_DOMAIN_PORT_DSI,
> POWER_DOMAIN_PORT_CRT,
> POWER_DOMAIN_PORT_OTHER,
> @@ -49,13 +64,21 @@ enum intel_display_power_domain {
> POWER_DOMAIN_AUX_B,
> POWER_DOMAIN_AUX_C,
> POWER_DOMAIN_AUX_D,
> + POWER_DOMAIN_AUX_TC1 = POWER_DOMAIN_AUX_D,
> POWER_DOMAIN_AUX_E,
> + POWER_DOMAIN_AUX_TC2 = POWER_DOMAIN_AUX_E,
> POWER_DOMAIN_AUX_F,
> + POWER_DOMAIN_AUX_TC3 = POWER_DOMAIN_AUX_F,
> + POWER_DOMAIN_AUX_TC4,
> + POWER_DOMAIN_AUX_TC5,
> + POWER_DOMAIN_AUX_TC6,
> POWER_DOMAIN_AUX_IO_A,
> POWER_DOMAIN_AUX_TBT1,
> POWER_DOMAIN_AUX_TBT2,
> POWER_DOMAIN_AUX_TBT3,
> POWER_DOMAIN_AUX_TBT4,
> + POWER_DOMAIN_AUX_TBT5,
> + POWER_DOMAIN_AUX_TBT6,
> POWER_DOMAIN_GMBUS,
> POWER_DOMAIN_MODESET,
> POWER_DOMAIN_GT_IRQ,
> @@ -228,7 +251,8 @@ void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume);
> void bxt_display_core_uninit(struct drm_i915_private *dev_priv);
>
> const char *
> -intel_display_power_domain_str(enum intel_display_power_domain domain);
> +intel_display_power_domain_str(struct drm_i915_private *i915,
> + enum intel_display_power_domain domain);
>
> bool intel_display_power_is_enabled(struct drm_i915_private *dev_priv,
> enum intel_display_power_domain domain);
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 3e4f58f19362..4d59972e9689 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -2472,7 +2472,8 @@ static int i915_power_domain_info(struct seq_file *m, void *unused)
>
> for_each_power_domain(power_domain, power_well->desc->domains)
> seq_printf(m, " %-23s %d\n",
> - intel_display_power_domain_str(power_domain),
> + intel_display_power_domain_str(dev_priv,
> + power_domain),
> power_domains->domain_use_count[power_domain]);
> }
>
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 08dc71e4b818..f59cb5c45c34 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -9156,13 +9156,25 @@ enum {
> #define ICL_PWR_WELL_CTL_AUX1 _MMIO(0x45440)
> #define ICL_PWR_WELL_CTL_AUX2 _MMIO(0x45444)
> #define ICL_PWR_WELL_CTL_AUX4 _MMIO(0x4544C)
> +#define TGL_PW_CTL_IDX_AUX_TBT6 14
> +#define TGL_PW_CTL_IDX_AUX_TBT5 13
> +#define TGL_PW_CTL_IDX_AUX_TBT4 12
> #define ICL_PW_CTL_IDX_AUX_TBT4 11
> +#define TGL_PW_CTL_IDX_AUX_TBT3 11
> #define ICL_PW_CTL_IDX_AUX_TBT3 10
> +#define TGL_PW_CTL_IDX_AUX_TBT2 10
> #define ICL_PW_CTL_IDX_AUX_TBT2 9
> +#define TGL_PW_CTL_IDX_AUX_TBT1 9
> #define ICL_PW_CTL_IDX_AUX_TBT1 8
> +#define TGL_PW_CTL_IDX_AUX_TC6 8
> +#define TGL_PW_CTL_IDX_AUX_TC5 7
> +#define TGL_PW_CTL_IDX_AUX_TC4 6
> #define ICL_PW_CTL_IDX_AUX_F 5
> +#define TGL_PW_CTL_IDX_AUX_TC3 5
> #define ICL_PW_CTL_IDX_AUX_E 4
> +#define TGL_PW_CTL_IDX_AUX_TC2 4
> #define ICL_PW_CTL_IDX_AUX_D 3
> +#define TGL_PW_CTL_IDX_AUX_TC1 3
> #define ICL_PW_CTL_IDX_AUX_C 2
> #define ICL_PW_CTL_IDX_AUX_B 1
> #define ICL_PW_CTL_IDX_AUX_A 0
> @@ -9170,9 +9182,15 @@ enum {
> #define ICL_PWR_WELL_CTL_DDI1 _MMIO(0x45450)
> #define ICL_PWR_WELL_CTL_DDI2 _MMIO(0x45454)
> #define ICL_PWR_WELL_CTL_DDI4 _MMIO(0x4545C)
> +#define TGL_PW_CTL_IDX_DDI_TC6 8
> +#define TGL_PW_CTL_IDX_DDI_TC5 7
> +#define TGL_PW_CTL_IDX_DDI_TC4 6
> #define ICL_PW_CTL_IDX_DDI_F 5
> +#define TGL_PW_CTL_IDX_DDI_TC3 5
> #define ICL_PW_CTL_IDX_DDI_E 4
> +#define TGL_PW_CTL_IDX_DDI_TC2 4
> #define ICL_PW_CTL_IDX_DDI_D 3
> +#define TGL_PW_CTL_IDX_DDI_TC1 3
> #define ICL_PW_CTL_IDX_DDI_C 2
> #define ICL_PW_CTL_IDX_DDI_B 1
> #define ICL_PW_CTL_IDX_DDI_A 0
> --
> 2.21.0
--
Ville Syrjälä
Intel
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