drivers/gpu/drm/via/crtc_hw.h | 133 +++++++++++++++++++++++++++++++++++++++
drivers/gpu/drm/via/via_analog.c | 10 ++
drivers/gpu/drm/via/via_drv.h | 4 -
3 files changed, 142 insertions(+), 5 deletions(-)
New commits:
commit cf624e7f02b8c8d7d7f65a3c20bdac424ce6f5b8
Author: Kevin Brace <kevinbr...@gmx.com>
Date: Tue Jun 13 11:24:33 2017 -0700
Version bumped to 3.0.32
This version fixes a regression involving analog (VGA) display control.
Signed-off-by: Kevin Brace <kevinbr...@gmx.com>
diff --git a/drivers/gpu/drm/via/via_drv.h b/drivers/gpu/drm/via/via_drv.h
index b5adab14dd6..0ae718490a6 100644
--- a/drivers/gpu/drm/via/via_drv.h
+++ b/drivers/gpu/drm/via/via_drv.h
@@ -30,11 +30,11 @@
#define DRIVER_AUTHOR "The OpenChrome Project"
#define DRIVER_NAME "via"
#define DRIVER_DESC "OpenChrome DRM for VIA Technologies Chrome IGP"
-#define DRIVER_DATE "20170415"
+#define DRIVER_DATE "20170613"
#define DRIVER_MAJOR 3
#define DRIVER_MINOR 0
-#define DRIVER_PATCHLEVEL 31
+#define DRIVER_PATCHLEVEL 32
#include <linux/module.h>
commit 8b3554bfbf4f3c4cde9ebd19dbe20a2ce3d29839
Author: Kevin Brace <kevinbr...@gmx.com>
Date: Tue Jun 13 11:17:40 2017 -0700
Fix for analog (VGA) display control regression
Commit 1bd4f13 appears to have broken analog (VGA). This commit fixes
the regression.
Signed-off-by: Kevin Brace <kevinbr...@gmx.com>
diff --git a/drivers/gpu/drm/via/via_analog.c b/drivers/gpu/drm/via/via_analog.c
index e9b39eee266..c0003283339 100644
--- a/drivers/gpu/drm/via/via_analog.c
+++ b/drivers/gpu/drm/via/via_analog.c
@@ -104,12 +104,16 @@ via_analog_dpms(struct drm_encoder *encoder, int mode)
switch (mode) {
case DRM_MODE_DPMS_ON:
- viaAnalogOutput(dev_priv, true);
+ via_analog_set_dpms_control(VGABASE, 0x00);
break;
- case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_STANDBY:
+ via_analog_set_dpms_control(VGABASE, 0x01);
+ break;
+ case DRM_MODE_DPMS_SUSPEND:
+ via_analog_set_dpms_control(VGABASE, 0x02);
+ break;
case DRM_MODE_DPMS_OFF:
- viaAnalogOutput(dev_priv, false);
+ via_analog_set_dpms_control(VGABASE, 0x03);
break;
default:
DRM_ERROR("Bad DPMS mode.");
commit 4dc5767e8cfcbd2ba8880a4599422af462433ddd
Author: Kevin Brace <kevinbr...@gmx.com>
Date: Mon Jun 12 23:32:17 2017 -0700
Added via_analog_set_dpms_control inline function
Signed-off-by: Kevin Brace <kevinbr...@gmx.com>
diff --git a/drivers/gpu/drm/via/crtc_hw.h b/drivers/gpu/drm/via/crtc_hw.h
index 42b465d4c1d..dfc15a4338d 100644
--- a/drivers/gpu/drm/via/crtc_hw.h
+++ b/drivers/gpu/drm/via/crtc_hw.h
@@ -140,6 +140,25 @@ viaAnalogSetDACOutput(void __iomem *regs, bool outputState)
}
/*
+ * Sets analog (VGA) DPMS state.
+ */
+static inline void
+via_analog_set_dpms_control(void __iomem *regs, u8 dpmsControl)
+{
+ /* 3X5.36[5:4] - DPMS Control
+ * 00: On
+ * 01: Stand-by
+ * 10: Suspend
+ * 11: Off */
+ svga_wcrt_mask(regs, 0x36, dpmsControl << 4, BIT(5) | BIT(4));
+ DRM_DEBUG_KMS("Analog (VGA) DPMS: %s\n",
+ ((dpmsControl & (BIT(1) | BIT(0))) == 0x03) ? "Off" :
+ ((dpmsControl & (BIT(1) | BIT(0))) == 0x02) ? "Suspend"
:
+ ((dpmsControl & (BIT(1) | BIT(0))) == 0x01) ? "Standby"
:
+ "On");
+}
+
+/*
* Sets analog (VGA) sync polarity.
*/
static inline void
commit 8da7b546847d553c486dc706ab6e0869db6c9cb6
Author: Kevin Brace <kevinbr...@gmx.com>
Date: Mon Jun 12 14:02:52 2017 -0700
Added DVP, FPDP, and LVDS I/O pad control inline functions
Signed-off-by: Kevin Brace <kevinbr...@gmx.com>
diff --git a/drivers/gpu/drm/via/crtc_hw.h b/drivers/gpu/drm/via/crtc_hw.h
index 4e8c8bd70e0..42b465d4c1d 100644
--- a/drivers/gpu/drm/via/crtc_hw.h
+++ b/drivers/gpu/drm/via/crtc_hw.h
@@ -87,6 +87,44 @@ static inline void svga_wcrt_mask(void __iomem *regbase, u8
index, u8 data, u8 m
***********************************************************************/
/*
+ * Sets DVP0 (Digital Video Port 0) I/O pad state.
+ */
+static inline void
+via_dvp0_set_io_pad_state(void __iomem *regs, u8 io_pad_state)
+{
+ /* 3C5.1E[7:6] - DVP0 Power Control
+ * 0x: Pad always off
+ * 10: Depend on the other control signal
+ * 11: Pad on/off according to the
+ * Power Management Status (PMS) */
+ svga_wseq_mask(regs, 0x1E, io_pad_state << 6, BIT(7) | BIT(6));
+ DRM_DEBUG_KMS("DVP0 I/O Pad State: %s\n",
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x03) ? "On" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x02) ?
"Conditional" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x01) ? "Off" :
+ "Off");
+}
+
+/*
+ * Sets DVP1 (Digital Video Port 1) I/O pad state.
+ */
+static inline void
+via_dvp1_set_io_pad_state(void __iomem *regs, u8 io_pad_state)
+{
+ /* 3C5.1E[5:4] - DVP1 Power Control
+ * 0x: Pad always off
+ * 10: Depend on the other control signal
+ * 11: Pad on/off according to the
+ * Power Management Status (PMS) */
+ svga_wseq_mask(regs, 0x1E, io_pad_state << 4, BIT(5) | BIT(4));
+ DRM_DEBUG_KMS("DVP1 I/O Pad State: %s\n",
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x03) ? "On" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x02) ?
"Conditional" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x01) ? "Off" :
+ "Off");
+}
+
+/*
* Sets analog (VGA) DAC output state.
*/
static inline void
@@ -137,6 +175,44 @@ viaAnalogSetDisplaySource(void __iomem *regs, u8
displaySource)
}
/*
+ * Sets FPDP (Flat Panel Display Port) Low I/O pad state.
+ */
+static inline void
+via_fpdp_low_set_io_pad_state(void __iomem *regs, u8 io_pad_state)
+{
+ /* 3C5.2A[1:0] - FPDP Low I/O Pad Control
+ * 0x: Pad always off
+ * 10: Depend on the other control signal
+ * 11: Pad on/off according to the
+ * Power Management Status (PMS) */
+ svga_wcrt_mask(regs, 0x2A, io_pad_state, BIT(1) | BIT(0));
+ DRM_DEBUG_KMS("FPDP Low I/O Pad State: %s\n",
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x03) ? "On" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x02) ?
"Conditional" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x01) ? "Off" :
+ "Off");
+}
+
+/*
+ * Sets FPDP (Flat Panel Display Port) High I/O pad state
+ */
+static inline void
+via_fpdp_high_set_io_pad_state(void __iomem *regs, u8 io_pad_state)
+{
+ /* 3C5.2A[3:2] - FPDP High I/O Pad Control
+ * 0x: Pad always off
+ * 10: Depend on the other control signal
+ * 11: Pad on/off according to the
+ * Power Management Status (PMS) */
+ svga_wcrt_mask(regs, 0x2A, io_pad_state << 2, BIT(3) | BIT(2));
+ DRM_DEBUG_KMS("FPDP High I/O Pad State: %s\n",
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x03) ? "On" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x02) ?
"Conditional" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x01) ? "Off" :
+ "Off");
+}
+
+/*
* Sets CX700 or later single chipset's LVDS1 power sequence type.
*/
static inline void
@@ -200,6 +276,44 @@ viaLVDS1SetSoftDisplayPeriod(void __iomem *regs, bool
softOn)
}
/*
+ * Sets LVDS1 I/O pad state.
+ */
+static inline void
+via_lvds1_set_io_pad_setting(void __iomem *regs, u8 io_pad_state)
+{
+ /* 3C5.2A[1:0] - LVDS1 I/O Pad Control
+ * 0x: Pad always off
+ * 10: Depend on the other control signal
+ * 11: Pad on/off according to the
+ * Power Management Status (PMS) */
+ svga_wcrt_mask(regs, 0x2A, io_pad_state, BIT(1) | BIT(0));
+ DRM_DEBUG_KMS("LVDS1 I/O Pad State: %s\n",
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x03) ? "On" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x02) ?
"Conditional" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x01) ? "Off" :
+ "Off");
+}
+
+/*
+ * Sets LVDS2 I/O pad state.
+ */
+static inline void
+via_lvds2_set_io_pad_setting(void __iomem *regs, u8 io_pad_state)
+{
+ /* 3C5.2A[3:2] - LVDS2 I/O Pad Control
+ * 0x: Pad always off
+ * 10: Depend on the other control signal
+ * 11: Pad on/off according to the
+ * Power Management Status (PMS) */
+ svga_wcrt_mask(regs, 0x2A, io_pad_state << 2, BIT(3) | BIT(2));
+ DRM_DEBUG_KMS("LVDS2 I/O Pad State: %s\n",
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x03) ? "On" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x02) ?
"Conditional" :
+ ((io_pad_state & (BIT(1) | BIT(0))) == 0x01) ? "Off" :
+ "Off");
+}
+
+/*
* Sets CX700 / VX700 and VX800 chipsets' TMDS (DVI) power state.
*/
static inline void
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