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authorDave Airlie <airlied@redhat.com>2023-03-15 14:59:19 +1000
committerDave Airlie <airlied@redhat.com>2023-03-15 14:59:31 +1000
commit8bf6e20253b2d2b614f2c0b491f840e956fa6b05 (patch)
treea85e9082d69fba0707cb57ec217bc02cf5214f03 /drivers/gpu/drm/i915/display/intel_dpio_phy.c
parentfaf0d83e103e38e8bf7cc4e56da1a2edb9dfdf74 (diff)
parent4b736ed40583631e0cf32c55dbc1e5ec0434a74b (diff)
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Merge tag 'drm-intel-next-2023-03-07' of git://anongit.freedesktop.org/drm/drm-intel into drm-next
Cross-subsystem Changes: - MEI patches to fix suspend/resume issues with the i915's PXP. (Alexander) Driver Changes: - Registers helpers and clean-ups. (Lucas) - PXP fixes and clean-ups. (Alan, Alexander) - CDCLK related fixes and w/a (Chaitanya, Stanislav) - Move display code to use RMW whenever possible (Andrzej) - PSR fixes (Jouni, Ville) - Implement async_flip mode per plane tracking (Andrzej) - Remove pre-production Workarounds (Matt) - HDMI related fixes (Ankit) - LVDS cleanup (Ville) - Watermark fixes and cleanups (Ville, Jani, Stanilav) - DMC code related fixes, cleanups and improvements (Jani) - Implement fb_dirty for PSR,FBC,DRRS fixes (Jouni) - Initial DSB improvements targeting LUTs loading (Ville) - HWMON related fixes (Ashutosh) - PCI ID updates (Jonathan, Matt Roper) - Fix leak in scatterlist (Matt Atwood) - Fix eDP+DSI dual panel systems (Ville) - Cast iomem to avoid sparese warnings (Jani) - Set default backlight controller index (Jani) - More MTL enabling (RK) - Conversion of display dev_priv towards i915 (Nirmoy) - Improvements in log/debug messages (Ville) - Increase slice_height for DP VDSC (Suraj) - VBT ports improvements (Ville) - Fix platforms without Display (Imre) - Other generic display code clean-ups (Ville, Jani, Rodrigo) - Add RPL-U sub platform (Chaitanya) - Add inverted backlight quirk for HP 14-r206nv (Mavroudis) - Transcoder timing improvements (Ville) - Track audio state per-transcoder (Ville) - Error/underrun interrupt fixes (Ville) - Update combo PHY init sequence (Matt Roper) - Get HDR DPCD refresh timeout (Ville) - Vblank improvements (Ville) - DSS fixes and cleanups (Jani) - PM code cleanup (Jani) - Split display parts related to RPS (Jani) Signed-off-by: Dave Airlie <airlied@redhat.com> From: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/ZAez4aekcob8fTeh@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dpio_phy.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dpio_phy.c51
1 files changed, 16 insertions, 35 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dpio_phy.c b/drivers/gpu/drm/i915/display/intel_dpio_phy.c
index 565c06de2432..62b93d097e44 100644
--- a/drivers/gpu/drm/i915/display/intel_dpio_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_dpio_phy.c
@@ -389,9 +389,7 @@ static void _bxt_ddi_phy_init(struct drm_i915_private *dev_priv,
"force reprogramming it\n", phy);
}
- val = intel_de_read(dev_priv, BXT_P_CR_GT_DISP_PWRON);
- val |= phy_info->pwron_mask;
- intel_de_write(dev_priv, BXT_P_CR_GT_DISP_PWRON, val);
+ intel_de_rmw(dev_priv, BXT_P_CR_GT_DISP_PWRON, 0, phy_info->pwron_mask);
/*
* The PHY registers start out inaccessible and respond to reads with
@@ -410,27 +408,19 @@ static void _bxt_ddi_phy_init(struct drm_i915_private *dev_priv,
phy);
/* Program PLL Rcomp code offset */
- val = intel_de_read(dev_priv, BXT_PORT_CL1CM_DW9(phy));
- val &= ~IREF0RC_OFFSET_MASK;
- val |= 0xE4 << IREF0RC_OFFSET_SHIFT;
- intel_de_write(dev_priv, BXT_PORT_CL1CM_DW9(phy), val);
+ intel_de_rmw(dev_priv, BXT_PORT_CL1CM_DW9(phy), IREF0RC_OFFSET_MASK,
+ 0xE4 << IREF0RC_OFFSET_SHIFT);
- val = intel_de_read(dev_priv, BXT_PORT_CL1CM_DW10(phy));
- val &= ~IREF1RC_OFFSET_MASK;
- val |= 0xE4 << IREF1RC_OFFSET_SHIFT;
- intel_de_write(dev_priv, BXT_PORT_CL1CM_DW10(phy), val);
+ intel_de_rmw(dev_priv, BXT_PORT_CL1CM_DW10(phy), IREF1RC_OFFSET_MASK,
+ 0xE4 << IREF1RC_OFFSET_SHIFT);
/* Program power gating */
- val = intel_de_read(dev_priv, BXT_PORT_CL1CM_DW28(phy));
- val |= OCL1_POWER_DOWN_EN | DW28_OLDO_DYN_PWR_DOWN_EN |
- SUS_CLK_CONFIG;
- intel_de_write(dev_priv, BXT_PORT_CL1CM_DW28(phy), val);
-
- if (phy_info->dual_channel) {
- val = intel_de_read(dev_priv, BXT_PORT_CL2CM_DW6(phy));
- val |= DW6_OLDO_DYN_PWR_DOWN_EN;
- intel_de_write(dev_priv, BXT_PORT_CL2CM_DW6(phy), val);
- }
+ intel_de_rmw(dev_priv, BXT_PORT_CL1CM_DW28(phy), 0,
+ OCL1_POWER_DOWN_EN | DW28_OLDO_DYN_PWR_DOWN_EN | SUS_CLK_CONFIG);
+
+ if (phy_info->dual_channel)
+ intel_de_rmw(dev_priv, BXT_PORT_CL2CM_DW6(phy), 0,
+ DW6_OLDO_DYN_PWR_DOWN_EN);
if (phy_info->rcomp_phy != -1) {
u32 grc_code;
@@ -449,34 +439,25 @@ static void _bxt_ddi_phy_init(struct drm_i915_private *dev_priv,
val << GRC_CODE_SLOW_SHIFT |
val;
intel_de_write(dev_priv, BXT_PORT_REF_DW6(phy), grc_code);
-
- val = intel_de_read(dev_priv, BXT_PORT_REF_DW8(phy));
- val |= GRC_DIS | GRC_RDY_OVRD;
- intel_de_write(dev_priv, BXT_PORT_REF_DW8(phy), val);
+ intel_de_rmw(dev_priv, BXT_PORT_REF_DW8(phy),
+ 0, GRC_DIS | GRC_RDY_OVRD);
}
if (phy_info->reset_delay)
udelay(phy_info->reset_delay);
- val = intel_de_read(dev_priv, BXT_PHY_CTL_FAMILY(phy));
- val |= COMMON_RESET_DIS;
- intel_de_write(dev_priv, BXT_PHY_CTL_FAMILY(phy), val);
+ intel_de_rmw(dev_priv, BXT_PHY_CTL_FAMILY(phy), 0, COMMON_RESET_DIS);
}
void bxt_ddi_phy_uninit(struct drm_i915_private *dev_priv, enum dpio_phy phy)
{
const struct bxt_ddi_phy_info *phy_info;
- u32 val;
phy_info = bxt_get_phy_info(dev_priv, phy);
- val = intel_de_read(dev_priv, BXT_PHY_CTL_FAMILY(phy));
- val &= ~COMMON_RESET_DIS;
- intel_de_write(dev_priv, BXT_PHY_CTL_FAMILY(phy), val);
+ intel_de_rmw(dev_priv, BXT_PHY_CTL_FAMILY(phy), COMMON_RESET_DIS, 0);
- val = intel_de_read(dev_priv, BXT_P_CR_GT_DISP_PWRON);
- val &= ~phy_info->pwron_mask;
- intel_de_write(dev_priv, BXT_P_CR_GT_DISP_PWRON, val);
+ intel_de_rmw(dev_priv, BXT_P_CR_GT_DISP_PWRON, phy_info->pwron_mask, 0);
}
void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy)