diff options
| author | Ankit Nautiyal <ankit.k.nautiyal@intel.com> | 2022-03-23 15:13:07 +0530 |
|---|---|---|
| committer | Imre Deak <imre.deak@intel.com> | 2022-03-28 13:40:52 +0300 |
| commit | 3fd6afb623ba0f908af4f81794ccdff4dd5e671e (patch) | |
| tree | 2350068e783785be44914f81fea88e11a9e7bc38 /drivers/gpu/drm/i915/display/intel_combo_phy.c | |
| parent | 73867c8709b569cdd7fda67f01dfe02c8d055521 (diff) | |
| download | linux-3fd6afb623ba0f908af4f81794ccdff4dd5e671e.tar.gz linux-3fd6afb623ba0f908af4f81794ccdff4dd5e671e.tar.bz2 linux-3fd6afb623ba0f908af4f81794ccdff4dd5e671e.zip | |
drm/i915/intel_combo_phy: Print I/O voltage info
Print I/O voltage and process info for each combo phy ports.
v2: Used drm_dbg_kms for logs. (Jani)
Added names for different voltage levels. (Imre)
v3: Used const char * for names. (Jani)
v4: Dropped the procom values and changed commit msg (Imre)
Suggested-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220323094307.2439004-1-ankit.k.nautiyal@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_combo_phy.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_combo_phy.c | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_combo_phy.c b/drivers/gpu/drm/i915/display/intel_combo_phy.c index 4dfe77351b8b..64890f39c3cc 100644 --- a/drivers/gpu/drm/i915/display/intel_combo_phy.c +++ b/drivers/gpu/drm/i915/display/intel_combo_phy.c @@ -25,18 +25,29 @@ enum { }; static const struct icl_procmon { + const char *name; u32 dw1, dw9, dw10; } icl_procmon_values[] = { - [PROCMON_0_85V_DOT_0] = - { .dw1 = 0x00000000, .dw9 = 0x62AB67BB, .dw10 = 0x51914F96, }, - [PROCMON_0_95V_DOT_0] = - { .dw1 = 0x00000000, .dw9 = 0x86E172C7, .dw10 = 0x77CA5EAB, }, - [PROCMON_0_95V_DOT_1] = - { .dw1 = 0x00000000, .dw9 = 0x93F87FE1, .dw10 = 0x8AE871C5, }, - [PROCMON_1_05V_DOT_0] = - { .dw1 = 0x00000000, .dw9 = 0x98FA82DD, .dw10 = 0x89E46DC1, }, - [PROCMON_1_05V_DOT_1] = - { .dw1 = 0x00440000, .dw9 = 0x9A00AB25, .dw10 = 0x8AE38FF1, }, + [PROCMON_0_85V_DOT_0] = { + .name = "0.85V dot0 (low-voltage)", + .dw1 = 0x00000000, .dw9 = 0x62AB67BB, .dw10 = 0x51914F96, + }, + [PROCMON_0_95V_DOT_0] = { + .name = "0.95V dot0", + .dw1 = 0x00000000, .dw9 = 0x86E172C7, .dw10 = 0x77CA5EAB, + }, + [PROCMON_0_95V_DOT_1] = { + .name = "0.95V dot1", + .dw1 = 0x00000000, .dw9 = 0x93F87FE1, .dw10 = 0x8AE871C5, + }, + [PROCMON_1_05V_DOT_0] = { + .name = "1.05V dot0", + .dw1 = 0x00000000, .dw9 = 0x98FA82DD, .dw10 = 0x89E46DC1, + }, + [PROCMON_1_05V_DOT_1] = { + .name = "1.05V dot1", + .dw1 = 0x00440000, .dw9 = 0x9A00AB25, .dw10 = 0x8AE38FF1, + }, }; static const struct icl_procmon * @@ -113,6 +124,10 @@ static bool icl_verify_procmon_ref_values(struct drm_i915_private *dev_priv, procmon = icl_get_procmon_ref_values(dev_priv, phy); + drm_dbg_kms(&dev_priv->drm, + "Combo PHY %c Voltage/Process Info : %s\n", + phy_name(phy), procmon->name); + ret = check_phy_reg(dev_priv, phy, ICL_PORT_COMP_DW1(phy), (0xff << 16) | 0xff, procmon->dw1); ret &= check_phy_reg(dev_priv, phy, ICL_PORT_COMP_DW9(phy), |