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drm/i915/bios: get rid of vbt ddi_port_info 

We can finally remove the extra caching in ddi_port_info. Good riddance.

v2: Rebased

Cc: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/f56e864d10bb3cbe616288450d92b56325d1df12.1630512523.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2021-09-01 19:10:05 +03:00
parent dab8477b03
commit 5a449e5864
2 changed files with 25 additions and 45 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

63
drivers/gpu/drm/i915/display/intel_bios.c
View File

@ -1580,16 +1580,16 @@ static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin)
static enum port get_port_by_ddc_pin(struct drm_i915_private *i915, u8 ddc_pin)
{
const struct ddi_vbt_port_info *info;
const struct intel_bios_encoder_data *devdata;
enum port port;
if (!ddc_pin)
return PORT_NONE;
for_each_port(port) {
info = &i915->vbt.ddi_port_info[port];
devdata = i915->vbt.ports[port];
if (info->devdata && ddc_pin == info->devdata->child.ddc_pin)
if (devdata && ddc_pin == devdata->child.ddc_pin)
return port;
}
@ -1600,7 +1600,6 @@ static void sanitize_ddc_pin(struct intel_bios_encoder_data *devdata,
enum port port)
{
struct drm_i915_private *i915 = devdata->i915;
struct ddi_vbt_port_info *info;
struct child_device_config *child;
u8 mapped_ddc_pin;
enum port p;
@ -1637,8 +1636,7 @@ static void sanitize_ddc_pin(struct intel_bios_encoder_data *devdata,
* there are real machines (eg. Asrock B250M-HDV) where VBT has both
* port A and port E with the same AUX ch and we must pick port E :(
*/
info = &i915->vbt.ddi_port_info[p];
child = &info->devdata->child;
child = &i915->vbt.ports[p]->child;
child->device_type &= ~DEVICE_TYPE_TMDS_DVI_SIGNALING;
child->device_type |= DEVICE_TYPE_NOT_HDMI_OUTPUT;
@ -1648,16 +1646,16 @@ static void sanitize_ddc_pin(struct intel_bios_encoder_data *devdata,
static enum port get_port_by_aux_ch(struct drm_i915_private *i915, u8 aux_ch)
{
const struct ddi_vbt_port_info *info;
const struct intel_bios_encoder_data *devdata;
enum port port;
if (!aux_ch)
return PORT_NONE;
for_each_port(port) {
info = &i915->vbt.ddi_port_info[port];
devdata = i915->vbt.ports[port];
if (info->devdata && aux_ch == info->devdata->child.aux_channel)
if (devdata && aux_ch == devdata->child.aux_channel)
return port;
}
@ -1668,7 +1666,6 @@ static void sanitize_aux_ch(struct intel_bios_encoder_data *devdata,
enum port port)
{
struct drm_i915_private *i915 = devdata->i915;
struct ddi_vbt_port_info *info;
struct child_device_config *child;
enum port p;
@ -1691,8 +1688,7 @@ static void sanitize_aux_ch(struct intel_bios_encoder_data *devdata,
* there are real machines (eg. Asrock B250M-HDV) where VBT has both
* port A and port E with the same AUX ch and we must pick port E :(
*/
info = &i915->vbt.ddi_port_info[p];
child = &info->devdata->child;
child = &i915->vbt.ports[p]->child;
child->device_type &= ~DEVICE_TYPE_DISPLAYPORT_OUTPUT;
child->aux_channel = 0;
@ -1938,7 +1934,6 @@ static void parse_ddi_port(struct drm_i915_private *i915,
struct intel_bios_encoder_data *devdata)
{
const struct child_device_config *child = &devdata->child;
struct ddi_vbt_port_info *info;
bool is_dvi, is_hdmi, is_dp, is_edp, is_crt, supports_typec_usb, supports_tbt;
int dp_boost_level, dp_max_link_rate, hdmi_boost_level, hdmi_level_shift, max_tmds_clock;
enum port port;
@ -1954,9 +1949,7 @@ static void parse_ddi_port(struct drm_i915_private *i915,
return;
}
info = &i915->vbt.ddi_port_info[port];
if (info->devdata) {
if (i915->vbt.ports[port]) {
drm_dbg_kms(&i915->drm,
"More than one child device for port %c in VBT, using the first.\n",
port_name(port));
@ -2019,7 +2012,7 @@ static void parse_ddi_port(struct drm_i915_private *i915,
"Port %c VBT DP max link rate: %d\n",
port_name(port), dp_max_link_rate);
info->devdata = devdata;
i915->vbt.ports[port] = devdata;
}
static void parse_ddi_ports(struct drm_i915_private *i915)
@ -2557,12 +2550,8 @@ bool intel_bios_is_port_present(struct drm_i915_private *i915, enum port port)
[PORT_F] = { DVO_PORT_DPF, DVO_PORT_HDMIF, },
};
if (HAS_DDI(i915)) {
const struct ddi_vbt_port_info *port_info =
&i915->vbt.ddi_port_info[port];
return port_info->devdata;
}
if (HAS_DDI(i915))
return i915->vbt.ports[port];
/* FIXME maybe deal with port A as well? */
if (drm_WARN_ON(&i915->drm,
@ -2813,8 +2802,7 @@ bool
intel_bios_is_port_hpd_inverted(const struct drm_i915_private *i915,
enum port port)
{
const struct intel_bios_encoder_data *devdata =
i915->vbt.ddi_port_info[port].devdata;
const struct intel_bios_encoder_data *devdata = i915->vbt.ports[port];
if (drm_WARN_ON_ONCE(&i915->drm,
!IS_GEMINILAKE(i915) && !IS_BROXTON(i915)))
@ -2834,8 +2822,7 @@ bool
intel_bios_is_lspcon_present(const struct drm_i915_private *i915,
enum port port)
{
const struct intel_bios_encoder_data *devdata =
i915->vbt.ddi_port_info[port].devdata;
const struct intel_bios_encoder_data *devdata = i915->vbt.ports[port];
return HAS_LSPCON(i915) && devdata && devdata->child.lspcon;
}
@ -2851,8 +2838,7 @@ bool
intel_bios_is_lane_reversal_needed(const struct drm_i915_private *i915,
enum port port)
{
const struct intel_bios_encoder_data *devdata =
i915->vbt.ddi_port_info[port].devdata;
const struct intel_bios_encoder_data *devdata = i915->vbt.ports[port];
return devdata && devdata->child.lane_reversal;
}
@ -2860,11 +2846,10 @@ intel_bios_is_lane_reversal_needed(const struct drm_i915_private *i915,
enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *i915,
enum port port)
{
const struct ddi_vbt_port_info *info =
&i915->vbt.ddi_port_info[port];
const struct intel_bios_encoder_data *devdata = i915->vbt.ports[port];
enum aux_ch aux_ch;
if (!info->devdata || !info->devdata->child.aux_channel) {
if (!devdata || !devdata->child.aux_channel) {
aux_ch = (enum aux_ch)port;
drm_dbg_kms(&i915->drm,
@ -2880,7 +2865,7 @@ enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *i915,
* ADL-S VBT uses PHY based mapping. Combo PHYs A,B,C,D,E
* map to DDI A,TC1,TC2,TC3,TC4 respectively.
*/
switch (info->devdata->child.aux_channel) {
switch (devdata->child.aux_channel) {
case DP_AUX_A:
aux_ch = AUX_CH_A;
break;
@ -2941,7 +2926,7 @@ enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *i915,
aux_ch = AUX_CH_I;
break;
default:
MISSING_CASE(info->devdata->child.aux_channel);
MISSING_CASE(devdata->child.aux_channel);
aux_ch = AUX_CH_A;
break;
}
@ -2955,7 +2940,7 @@ enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *i915,
int intel_bios_max_tmds_clock(struct intel_encoder *encoder)
{
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
const struct intel_bios_encoder_data *devdata = i915->vbt.ddi_port_info[encoder->port].devdata;
const struct intel_bios_encoder_data *devdata = i915->vbt.ports[encoder->port];
return _intel_bios_max_tmds_clock(devdata);
}
@ -2964,7 +2949,7 @@ int intel_bios_max_tmds_clock(struct intel_encoder *encoder)
int intel_bios_hdmi_level_shift(struct intel_encoder *encoder)
{
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
const struct intel_bios_encoder_data *devdata = i915->vbt.ddi_port_info[encoder->port].devdata;
const struct intel_bios_encoder_data *devdata = i915->vbt.ports[encoder->port];
return _intel_bios_hdmi_level_shift(devdata);
}
@ -2988,7 +2973,7 @@ int intel_bios_encoder_hdmi_boost_level(const struct intel_bios_encoder_data *de
int intel_bios_dp_max_link_rate(struct intel_encoder *encoder)
{
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
const struct intel_bios_encoder_data *devdata = i915->vbt.ddi_port_info[encoder->port].devdata;
const struct intel_bios_encoder_data *devdata = i915->vbt.ports[encoder->port];
return _intel_bios_dp_max_link_rate(devdata);
}
@ -2996,7 +2981,7 @@ int intel_bios_dp_max_link_rate(struct intel_encoder *encoder)
int intel_bios_alternate_ddc_pin(struct intel_encoder *encoder)
{
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
const struct intel_bios_encoder_data *devdata = i915->vbt.ddi_port_info[encoder->port].devdata;
const struct intel_bios_encoder_data *devdata = i915->vbt.ports[encoder->port];
if (!devdata || !devdata->child.ddc_pin)
return 0;
@ -3017,5 +3002,5 @@ bool intel_bios_encoder_supports_tbt(const struct intel_bios_encoder_data *devda
const struct intel_bios_encoder_data *
intel_bios_encoder_data_lookup(struct drm_i915_private *i915, enum port port)
{
return i915->vbt.ddi_port_info[port].devdata;
return i915->vbt.ports[port];
}

7
drivers/gpu/drm/i915/i915_drv.h
View File

@ -635,11 +635,6 @@ i915_fence_timeout(const struct drm_i915_private *i915)
/* Amount of PSF GV points, BSpec precisely defines this */
#define I915_NUM_PSF_GV_POINTS 3
struct ddi_vbt_port_info {
/* Non-NULL if port present. */
struct intel_bios_encoder_data *devdata;
};
enum psr_lines_to_wait {
PSR_0_LINES_TO_WAIT = 0,
PSR_1_LINE_TO_WAIT,
@ -720,7 +715,7 @@ struct intel_vbt_data {
struct list_head display_devices;
struct ddi_vbt_port_info ddi_port_info[I915_MAX_PORTS];
struct intel_bios_encoder_data *ports[I915_MAX_PORTS]; /* Non-NULL if port present. */
struct sdvo_device_mapping sdvo_mappings[2];
};