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Commit 9e1dbc1a authored by Jani Nikula's avatar Jani Nikula
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drm/i915/bios: move ddc pin mapping code next to ddc pin sanitize 

Move code around to avoid a forward declaration in the future.

Cc: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: default avatarAnkit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/8c5f723e0b2d8ffd6f47068edf710947b45843be.1630512523.git.jani.nikula@intel.com
parent 11182986
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Showing with 77 additions and 77 deletions
drivers/gpu/drm/i915/display/intel_bios.c
View file @ 9e1dbc1a
...@@ -1501,6 +1501,83 @@ static u8 translate_iboost(u8 val) ...@@ -1501,6 +1501,83 @@ static u8 translate_iboost(u8 val)
return mapping[val]; return mapping[val];
} }
static const u8 cnp_ddc_pin_map[] = {
[0] = 0, /* N/A */
[DDC_BUS_DDI_B] = GMBUS_PIN_1_BXT,
[DDC_BUS_DDI_C] = GMBUS_PIN_2_BXT,
[DDC_BUS_DDI_D] = GMBUS_PIN_4_CNP, /* sic */
[DDC_BUS_DDI_F] = GMBUS_PIN_3_BXT, /* sic */
};
static const u8 icp_ddc_pin_map[] = {
[ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT,
[ICL_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT,
[TGL_DDC_BUS_DDI_C] = GMBUS_PIN_3_BXT,
[ICL_DDC_BUS_PORT_1] = GMBUS_PIN_9_TC1_ICP,
[ICL_DDC_BUS_PORT_2] = GMBUS_PIN_10_TC2_ICP,
[ICL_DDC_BUS_PORT_3] = GMBUS_PIN_11_TC3_ICP,
[ICL_DDC_BUS_PORT_4] = GMBUS_PIN_12_TC4_ICP,
[TGL_DDC_BUS_PORT_5] = GMBUS_PIN_13_TC5_TGP,
[TGL_DDC_BUS_PORT_6] = GMBUS_PIN_14_TC6_TGP,
};
static const u8 rkl_pch_tgp_ddc_pin_map[] = {
[ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT,
[ICL_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT,
[RKL_DDC_BUS_DDI_D] = GMBUS_PIN_9_TC1_ICP,
[RKL_DDC_BUS_DDI_E] = GMBUS_PIN_10_TC2_ICP,
};
static const u8 adls_ddc_pin_map[] = {
[ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT,
[ADLS_DDC_BUS_PORT_TC1] = GMBUS_PIN_9_TC1_ICP,
[ADLS_DDC_BUS_PORT_TC2] = GMBUS_PIN_10_TC2_ICP,
[ADLS_DDC_BUS_PORT_TC3] = GMBUS_PIN_11_TC3_ICP,
[ADLS_DDC_BUS_PORT_TC4] = GMBUS_PIN_12_TC4_ICP,
};
static const u8 gen9bc_tgp_ddc_pin_map[] = {
[DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT,
[DDC_BUS_DDI_C] = GMBUS_PIN_9_TC1_ICP,
[DDC_BUS_DDI_D] = GMBUS_PIN_10_TC2_ICP,
};
static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin)
{
const u8 *ddc_pin_map;
int n_entries;
if (IS_ALDERLAKE_S(i915)) {
ddc_pin_map = adls_ddc_pin_map;
n_entries = ARRAY_SIZE(adls_ddc_pin_map);
} else if (INTEL_PCH_TYPE(i915) >= PCH_DG1) {
return vbt_pin;
} else if (IS_ROCKETLAKE(i915) && INTEL_PCH_TYPE(i915) == PCH_TGP) {
ddc_pin_map = rkl_pch_tgp_ddc_pin_map;
n_entries = ARRAY_SIZE(rkl_pch_tgp_ddc_pin_map);
} else if (HAS_PCH_TGP(i915) && DISPLAY_VER(i915) == 9) {
ddc_pin_map = gen9bc_tgp_ddc_pin_map;
n_entries = ARRAY_SIZE(gen9bc_tgp_ddc_pin_map);
} else if (INTEL_PCH_TYPE(i915) >= PCH_ICP) {
ddc_pin_map = icp_ddc_pin_map;
n_entries = ARRAY_SIZE(icp_ddc_pin_map);
} else if (HAS_PCH_CNP(i915)) {
ddc_pin_map = cnp_ddc_pin_map;
n_entries = ARRAY_SIZE(cnp_ddc_pin_map);
} else {
/* Assuming direct map */
return vbt_pin;
}
if (vbt_pin < n_entries && ddc_pin_map[vbt_pin] != 0)
return ddc_pin_map[vbt_pin];
drm_dbg_kms(&i915->drm,
"Ignoring alternate pin: VBT claims DDC pin %d, which is not valid for this platform\n",
vbt_pin);
return 0;
}
static enum port get_port_by_ddc_pin(struct drm_i915_private *i915, u8 ddc_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 ddi_vbt_port_info *info;
...@@ -1606,83 +1683,6 @@ static void sanitize_aux_ch(struct intel_bios_encoder_data *devdata, ...@@ -1606,83 +1683,6 @@ static void sanitize_aux_ch(struct intel_bios_encoder_data *devdata,
child->aux_channel = 0; child->aux_channel = 0;
} }
static const u8 cnp_ddc_pin_map[] = {
[0] = 0, /* N/A */
[DDC_BUS_DDI_B] = GMBUS_PIN_1_BXT,
[DDC_BUS_DDI_C] = GMBUS_PIN_2_BXT,
[DDC_BUS_DDI_D] = GMBUS_PIN_4_CNP, /* sic */
[DDC_BUS_DDI_F] = GMBUS_PIN_3_BXT, /* sic */
};
static const u8 icp_ddc_pin_map[] = {
[ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT,
[ICL_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT,
[TGL_DDC_BUS_DDI_C] = GMBUS_PIN_3_BXT,
[ICL_DDC_BUS_PORT_1] = GMBUS_PIN_9_TC1_ICP,
[ICL_DDC_BUS_PORT_2] = GMBUS_PIN_10_TC2_ICP,
[ICL_DDC_BUS_PORT_3] = GMBUS_PIN_11_TC3_ICP,
[ICL_DDC_BUS_PORT_4] = GMBUS_PIN_12_TC4_ICP,
[TGL_DDC_BUS_PORT_5] = GMBUS_PIN_13_TC5_TGP,
[TGL_DDC_BUS_PORT_6] = GMBUS_PIN_14_TC6_TGP,
};
static const u8 rkl_pch_tgp_ddc_pin_map[] = {
[ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT,
[ICL_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT,
[RKL_DDC_BUS_DDI_D] = GMBUS_PIN_9_TC1_ICP,
[RKL_DDC_BUS_DDI_E] = GMBUS_PIN_10_TC2_ICP,
};
static const u8 adls_ddc_pin_map[] = {
[ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT,
[ADLS_DDC_BUS_PORT_TC1] = GMBUS_PIN_9_TC1_ICP,
[ADLS_DDC_BUS_PORT_TC2] = GMBUS_PIN_10_TC2_ICP,
[ADLS_DDC_BUS_PORT_TC3] = GMBUS_PIN_11_TC3_ICP,
[ADLS_DDC_BUS_PORT_TC4] = GMBUS_PIN_12_TC4_ICP,
};
static const u8 gen9bc_tgp_ddc_pin_map[] = {
[DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT,
[DDC_BUS_DDI_C] = GMBUS_PIN_9_TC1_ICP,
[DDC_BUS_DDI_D] = GMBUS_PIN_10_TC2_ICP,
};
static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin)
{
const u8 *ddc_pin_map;
int n_entries;
if (IS_ALDERLAKE_S(i915)) {
ddc_pin_map = adls_ddc_pin_map;
n_entries = ARRAY_SIZE(adls_ddc_pin_map);
} else if (INTEL_PCH_TYPE(i915) >= PCH_DG1) {
return vbt_pin;
} else if (IS_ROCKETLAKE(i915) && INTEL_PCH_TYPE(i915) == PCH_TGP) {
ddc_pin_map = rkl_pch_tgp_ddc_pin_map;
n_entries = ARRAY_SIZE(rkl_pch_tgp_ddc_pin_map);
} else if (HAS_PCH_TGP(i915) && DISPLAY_VER(i915) == 9) {
ddc_pin_map = gen9bc_tgp_ddc_pin_map;
n_entries = ARRAY_SIZE(gen9bc_tgp_ddc_pin_map);
} else if (INTEL_PCH_TYPE(i915) >= PCH_ICP) {
ddc_pin_map = icp_ddc_pin_map;
n_entries = ARRAY_SIZE(icp_ddc_pin_map);
} else if (HAS_PCH_CNP(i915)) {
ddc_pin_map = cnp_ddc_pin_map;
n_entries = ARRAY_SIZE(cnp_ddc_pin_map);
} else {
/* Assuming direct map */
return vbt_pin;
}
if (vbt_pin < n_entries && ddc_pin_map[vbt_pin] != 0)
return ddc_pin_map[vbt_pin];
drm_dbg_kms(&i915->drm,
"Ignoring alternate pin: VBT claims DDC pin %d, which is not valid for this platform\n",
vbt_pin);
return 0;
}
static enum port __dvo_port_to_port(int n_ports, int n_dvo, static enum port __dvo_port_to_port(int n_ports, int n_dvo,
const int port_mapping[][3], u8 dvo_port) const int port_mapping[][3], u8 dvo_port)
{ {
......
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