[Intel-gfx] [PATCH 2/8] drm/i915: Move aux_ch to intel_digital_port
Imre Deak
imre.deak at intel.com
Wed Oct 31 13:36:21 UTC 2018
On Wed, Oct 31, 2018 at 12:36:00AM +0200, Souza, Jose wrote:
> On Tue, 2018-10-30 at 17:40 +0200, Imre Deak wrote:
> > From ICL onwards all DDI/TypeC ports - even working in HDMI mode -
> > need
> > to know their corresponding AUX CH, so move the field to a common
> > struct.
> >
> > No functional change.
> >
> > Cc: Paulo Zanoni <paulo.r.zanoni at intel.com>
> > Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
> > Signed-off-by: Imre Deak <imre.deak at intel.com>
> > ---
> > drivers/gpu/drm/i915/intel_ddi.c | 4 +++-
> > drivers/gpu/drm/i915/intel_dp.c | 35 +++++++++++++++++++++++-------
> > -----
> > drivers/gpu/drm/i915/intel_drv.h | 2 +-
> > 3 files changed, 27 insertions(+), 14 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/intel_ddi.c
> > b/drivers/gpu/drm/i915/intel_ddi.c
> > index e40a8c97d34b..32a080265d03 100644
> > --- a/drivers/gpu/drm/i915/intel_ddi.c
> > +++ b/drivers/gpu/drm/i915/intel_ddi.c
> > @@ -2084,6 +2084,8 @@ bool intel_ddi_get_hw_state(struct
> > intel_encoder *encoder,
> > static inline enum intel_display_power_domain
> > intel_ddi_main_link_aux_domain(struct intel_dp *intel_dp)
> > {
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > +
> > /* CNL+ HW requires corresponding AUX IOs to be powered up for
> > PSR with
> > * DC states enabled at the same time, while for driver
> > initiated AUX
> > * transfers we need the same AUX IOs to be powered but with DC
> > states
> > @@ -2096,7 +2098,7 @@ intel_ddi_main_link_aux_domain(struct intel_dp
> > *intel_dp)
> > * Note that PSR is enabled only on Port A even though this
> > function
> > * returns the correct domain for other ports too.
> > */
> > - return intel_dp->aux_ch == AUX_CH_A ? POWER_DOMAIN_AUX_IO_A :
> > + return dig_port->aux_ch == AUX_CH_A ? POWER_DOMAIN_AUX_IO_A :
> > intel_dp-
> > >aux_power_domain;
> > }
> >
> > diff --git a/drivers/gpu/drm/i915/intel_dp.c
> > b/drivers/gpu/drm/i915/intel_dp.c
> > index 2445897b8f6c..5530c604c694 100644
> > --- a/drivers/gpu/drm/i915/intel_dp.c
> > +++ b/drivers/gpu/drm/i915/intel_dp.c
> > @@ -1156,6 +1156,7 @@ static uint32_t
> > g4x_get_aux_clock_divider(struct intel_dp *intel_dp, int index)
> > static uint32_t ilk_get_aux_clock_divider(struct intel_dp *intel_dp,
> > int index)
> > {
> > struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> >
> > if (index)
> > return 0;
> > @@ -1165,7 +1166,7 @@ static uint32_t
> > ilk_get_aux_clock_divider(struct intel_dp *intel_dp, int index)
> > * like to run at 2MHz. So, take the cdclk or PCH rawclk value
> > and
> > * divide by 2000 and use that
> > */
> > - if (intel_dp->aux_ch == AUX_CH_A)
> > + if (dig_port->aux_ch == AUX_CH_A)
> > return DIV_ROUND_CLOSEST(dev_priv->cdclk.hw.cdclk,
> > 2000);
> > else
> > return DIV_ROUND_CLOSEST(dev_priv->rawclk_freq, 2000);
> > @@ -1174,8 +1175,9 @@ static uint32_t
> > ilk_get_aux_clock_divider(struct intel_dp *intel_dp, int index)
> > static uint32_t hsw_get_aux_clock_divider(struct intel_dp *intel_dp,
> > int index)
> > {
> > struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> >
> > - if (intel_dp->aux_ch != AUX_CH_A && HAS_PCH_LPT_H(dev_priv)) {
> > + if (dig_port->aux_ch != AUX_CH_A && HAS_PCH_LPT_H(dev_priv)) {
> > /* Workaround for non-ULT HSW */
> > switch (index) {
> > case 0: return 63;
> > @@ -1506,7 +1508,9 @@ intel_dp_aux_transfer(struct drm_dp_aux *aux,
> > struct drm_dp_aux_msg *msg)
> > static enum intel_display_power_domain
> > intel_aux_power_domain(struct intel_dp *intel_dp)
> > {
> > - switch (intel_dp->aux_ch) {
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > +
> > + switch (dig_port->aux_ch) {
> > case AUX_CH_A:
> > return POWER_DOMAIN_AUX_A;
> > case AUX_CH_B:
> > @@ -1520,7 +1524,7 @@ intel_aux_power_domain(struct intel_dp
> > *intel_dp)
> > case AUX_CH_F:
> > return POWER_DOMAIN_AUX_F;
> > default:
> > - MISSING_CASE(intel_dp->aux_ch);
> > + MISSING_CASE(dig_port->aux_ch);
> > return POWER_DOMAIN_AUX_A;
> > }
> > }
> > @@ -1528,7 +1532,8 @@ intel_aux_power_domain(struct intel_dp
> > *intel_dp)
> > static i915_reg_t g4x_aux_ctl_reg(struct intel_dp *intel_dp)
> > {
> > struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> > - enum aux_ch aux_ch = intel_dp->aux_ch;
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > + enum aux_ch aux_ch = dig_port->aux_ch;
> >
> > switch (aux_ch) {
> > case AUX_CH_B:
> > @@ -1544,7 +1549,8 @@ static i915_reg_t g4x_aux_ctl_reg(struct
> > intel_dp *intel_dp)
> > static i915_reg_t g4x_aux_data_reg(struct intel_dp *intel_dp, int
> > index)
> > {
> > struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> > - enum aux_ch aux_ch = intel_dp->aux_ch;
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > + enum aux_ch aux_ch = dig_port->aux_ch;
> >
> > switch (aux_ch) {
> > case AUX_CH_B:
> > @@ -1560,7 +1566,8 @@ static i915_reg_t g4x_aux_data_reg(struct
> > intel_dp *intel_dp, int index)
> > static i915_reg_t ilk_aux_ctl_reg(struct intel_dp *intel_dp)
> > {
> > struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> > - enum aux_ch aux_ch = intel_dp->aux_ch;
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > + enum aux_ch aux_ch = dig_port->aux_ch;
> >
> > switch (aux_ch) {
> > case AUX_CH_A:
> > @@ -1578,7 +1585,8 @@ static i915_reg_t ilk_aux_ctl_reg(struct
> > intel_dp *intel_dp)
> > static i915_reg_t ilk_aux_data_reg(struct intel_dp *intel_dp, int
> > index)
> > {
> > struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> > - enum aux_ch aux_ch = intel_dp->aux_ch;
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > + enum aux_ch aux_ch = dig_port->aux_ch;
> >
> > switch (aux_ch) {
> > case AUX_CH_A:
> > @@ -1596,7 +1604,8 @@ static i915_reg_t ilk_aux_data_reg(struct
> > intel_dp *intel_dp, int index)
> > static i915_reg_t skl_aux_ctl_reg(struct intel_dp *intel_dp)
> > {
> > struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> > - enum aux_ch aux_ch = intel_dp->aux_ch;
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > + enum aux_ch aux_ch = dig_port->aux_ch;
> >
> > switch (aux_ch) {
> > case AUX_CH_A:
> > @@ -1615,7 +1624,8 @@ static i915_reg_t skl_aux_ctl_reg(struct
> > intel_dp *intel_dp)
> > static i915_reg_t skl_aux_data_reg(struct intel_dp *intel_dp, int
> > index)
> > {
> > struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> > - enum aux_ch aux_ch = intel_dp->aux_ch;
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > + enum aux_ch aux_ch = dig_port->aux_ch;
> >
> > switch (aux_ch) {
> > case AUX_CH_A:
> > @@ -1641,9 +1651,10 @@ static void
> > intel_dp_aux_init(struct intel_dp *intel_dp)
> > {
> > struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> > - struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)-
> > >base;
> > + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > + struct intel_encoder *encoder = &dig_port->base;
> >
> > - intel_dp->aux_ch = intel_aux_ch(dev_priv, encoder->port);
> > + dig_port->aux_ch = intel_aux_ch(dev_priv, encoder->port);
> > intel_dp->aux_power_domain = intel_aux_power_domain(intel_dp);
> >
> > if (INTEL_GEN(dev_priv) >= 9) {
> > diff --git a/drivers/gpu/drm/i915/intel_drv.h
> > b/drivers/gpu/drm/i915/intel_drv.h
> > index 268afb6d2746..a242a118389d 100644
> > --- a/drivers/gpu/drm/i915/intel_drv.h
> > +++ b/drivers/gpu/drm/i915/intel_drv.h
> > @@ -1109,7 +1109,6 @@ struct intel_dp {
> > bool link_trained;
> > bool has_audio;
> > bool reset_link_params;
> > - enum aux_ch aux_ch;
> > uint8_t dpcd[DP_RECEIVER_CAP_SIZE];
> > uint8_t psr_dpcd[EDP_PSR_RECEIVER_CAP_SIZE];
> > uint8_t downstream_ports[DP_MAX_DOWNSTREAM_PORTS];
> > @@ -1213,6 +1212,7 @@ struct intel_digital_port {
> > enum irqreturn (*hpd_pulse)(struct intel_digital_port *, bool);
> > bool release_cl2_override;
> > uint8_t max_lanes;
>
> Please leave a comment here, with the commit message explanation so no
> one uses it my mistake like using for HDMI in combophy ports.
Ok.
>
> > + enum aux_ch aux_ch;
> > enum intel_display_power_domain ddi_io_power_domain;
> > enum tc_port_type tc_type;
> >
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