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-rw-r--r--drivers/gpu/drm/gma500/cdv_device.c20
-rw-r--r--drivers/gpu/drm/gma500/cdv_intel_crt.c20
-rw-r--r--drivers/gpu/drm/gma500/cdv_intel_display.c61
-rw-r--r--drivers/gpu/drm/gma500/cdv_intel_lvds.c17
-rw-r--r--drivers/gpu/drm/gma500/framebuffer.c13
-rw-r--r--drivers/gpu/drm/gma500/mdfld_device.c2
-rw-r--r--drivers/gpu/drm/gma500/oaktrail_device.c2
-rw-r--r--drivers/gpu/drm/gma500/psb_device.c2
-rw-r--r--drivers/gpu/drm/gma500/psb_drv.h4
-rw-r--r--drivers/gpu/drm/gma500/psb_intel_reg.h4
10 files changed, 89 insertions, 56 deletions
diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c
index a54cc738926..5cc06a8fcb7 100644
--- a/drivers/gpu/drm/gma500/cdv_device.c
+++ b/drivers/gpu/drm/gma500/cdv_device.c
@@ -49,6 +49,9 @@ static void cdv_disable_vga(struct drm_device *dev)
static int cdv_output_init(struct drm_device *dev)
{
struct drm_psb_private *dev_priv = dev->dev_private;
+
+ drm_mode_create_scaling_mode_property(dev);
+
cdv_disable_vga(dev);
cdv_intel_crt_init(dev, &dev_priv->mode_dev);
@@ -238,6 +241,18 @@ static void cdv_init_pm(struct drm_device *dev)
dev_err(dev->dev, "GPU: power management timed out.\n");
}
+static void cdv_errata(struct drm_device *dev)
+{
+ /* Disable bonus launch.
+ * CPU and GPU competes for memory and display misses updates and flickers.
+ * Worst with dual core, dual displays.
+ *
+ * Fixes were done to Win 7 gfx driver to disable a feature called Bonus
+ * Launch to work around the issue, by degrading performance.
+ */
+ CDV_MSG_WRITE32(3, 0x30, 0x08027108);
+}
+
/**
* cdv_save_display_registers - save registers lost on suspend
* @dev: our DRM device
@@ -355,7 +370,7 @@ static int cdv_restore_display_registers(struct drm_device *dev)
REG_WRITE(PSB_INT_MASK_R, regs->cdv.saveIMR);
/* Fix arbitration bug */
- CDV_MSG_WRITE32(3, 0x30, 0x08027108);
+ cdv_errata(dev);
drm_mode_config_reset(dev);
@@ -464,8 +479,11 @@ const struct psb_ops cdv_chip_ops = {
.accel_2d = 0,
.pipes = 2,
.crtcs = 2,
+ .hdmi_mask = (1 << 0) | (1 << 1),
+ .lvds_mask = (1 << 1),
.sgx_offset = MRST_SGX_OFFSET,
.chip_setup = cdv_chip_setup,
+ .errata = cdv_errata,
.crtc_helper = &cdv_intel_helper_funcs,
.crtc_funcs = &cdv_intel_crtc_funcs,
diff --git a/drivers/gpu/drm/gma500/cdv_intel_crt.c b/drivers/gpu/drm/gma500/cdv_intel_crt.c
index 1a82843b157..18742201860 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_crt.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_crt.c
@@ -78,9 +78,6 @@ static int cdv_intel_crt_mode_valid(struct drm_connector *connector,
if (mode->clock > 355000)
return MODE_CLOCK_HIGH;
- if (mode->hdisplay > 1680 || mode->vdisplay > 1050)
- return MODE_PANEL;
-
return MODE_OK;
}
@@ -148,13 +145,7 @@ static bool cdv_intel_crt_detect_hotplug(struct drm_connector *connector,
struct drm_device *dev = connector->dev;
u32 hotplug_en;
int i, tries = 0, ret = false;
- u32 adpa_orig;
-
- /* disable the DAC when doing the hotplug detection */
-
- adpa_orig = REG_READ(ADPA);
-
- REG_WRITE(ADPA, adpa_orig & ~(ADPA_DAC_ENABLE));
+ u32 orig;
/*
* On a CDV thep, CRT detect sequence need to be done twice
@@ -162,7 +153,7 @@ static bool cdv_intel_crt_detect_hotplug(struct drm_connector *connector,
*/
tries = 2;
- hotplug_en = REG_READ(PORT_HOTPLUG_EN);
+ orig = hotplug_en = REG_READ(PORT_HOTPLUG_EN);
hotplug_en &= ~(CRT_HOTPLUG_DETECT_MASK);
hotplug_en |= CRT_HOTPLUG_FORCE_DETECT;
@@ -187,8 +178,11 @@ static bool cdv_intel_crt_detect_hotplug(struct drm_connector *connector,
CRT_HOTPLUG_MONITOR_NONE)
ret = true;
- /* Restore the saved ADPA */
- REG_WRITE(ADPA, adpa_orig);
+ /* clear the interrupt we just generated, if any */
+ REG_WRITE(PORT_HOTPLUG_STAT, CRT_HOTPLUG_INT_STATUS);
+
+ /* and put the bits back */
+ REG_WRITE(PORT_HOTPLUG_EN, orig);
return ret;
}
diff --git a/drivers/gpu/drm/gma500/cdv_intel_display.c b/drivers/gpu/drm/gma500/cdv_intel_display.c
index 07b37f570ad..2fab7785497 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_display.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_display.c
@@ -226,13 +226,13 @@ cdv_dpll_set_clock_cdv(struct drm_device *dev, struct drm_crtc *crtc,
int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
int ref_sfr = (pipe == 0) ? SB_REF_DPLLA : SB_REF_DPLLB;
u32 ref_value;
+ u32 lane_reg, lane_value;
cdv_sb_reset(dev);
- if ((REG_READ(dpll_reg) & DPLL_SYNCLOCK_ENABLE) == 0) {
- DRM_ERROR("Attempting to set DPLL with refclk disabled\n");
- return -EBUSY;
- }
+ REG_WRITE(dpll_reg, DPLL_SYNCLOCK_ENABLE | DPLL_VGA_MODE_DIS);
+
+ udelay(100);
/* Follow the BIOS and write the REF/SFR Register. Hardcoded value */
ref_value = 0x68A701;
@@ -337,36 +337,29 @@ cdv_dpll_set_clock_cdv(struct drm_device *dev, struct drm_crtc *crtc,
if (ret)
return ret;
- /* always Program the Lane Register for the Pipe A*/
-/* if (pipe == 0) */ {
- /* Program the Lane0/1 for HDMI B */
- u32 lane_reg, lane_value;
-
- lane_reg = PSB_LANE0;
- cdv_sb_read(dev, lane_reg, &lane_value);
- lane_value &= ~(LANE_PLL_MASK);
- lane_value |= LANE_PLL_ENABLE;
- cdv_sb_write(dev, lane_reg, lane_value);
-
- lane_reg = PSB_LANE1;
- cdv_sb_read(dev, lane_reg, &lane_value);
- lane_value &= ~(LANE_PLL_MASK);
- lane_value |= LANE_PLL_ENABLE;
- cdv_sb_write(dev, lane_reg, lane_value);
-
- /* Program the Lane2/3 for HDMI C */
- lane_reg = PSB_LANE2;
- cdv_sb_read(dev, lane_reg, &lane_value);
- lane_value &= ~(LANE_PLL_MASK);
- lane_value |= LANE_PLL_ENABLE;
- cdv_sb_write(dev, lane_reg, lane_value);
-
- lane_reg = PSB_LANE3;
- cdv_sb_read(dev, lane_reg, &lane_value);
- lane_value &= ~(LANE_PLL_MASK);
- lane_value |= LANE_PLL_ENABLE;
- cdv_sb_write(dev, lane_reg, lane_value);
- }
+ lane_reg = PSB_LANE0;
+ cdv_sb_read(dev, lane_reg, &lane_value);
+ lane_value &= ~(LANE_PLL_MASK);
+ lane_value |= LANE_PLL_ENABLE | LANE_PLL_PIPE(pipe);
+ cdv_sb_write(dev, lane_reg, lane_value);
+
+ lane_reg = PSB_LANE1;
+ cdv_sb_read(dev, lane_reg, &lane_value);
+ lane_value &= ~(LANE_PLL_MASK);
+ lane_value |= LANE_PLL_ENABLE | LANE_PLL_PIPE(pipe);
+ cdv_sb_write(dev, lane_reg, lane_value);
+
+ lane_reg = PSB_LANE2;
+ cdv_sb_read(dev, lane_reg, &lane_value);
+ lane_value &= ~(LANE_PLL_MASK);
+ lane_value |= LANE_PLL_ENABLE | LANE_PLL_PIPE(pipe);
+ cdv_sb_write(dev, lane_reg, lane_value);
+
+ lane_reg = PSB_LANE3;
+ cdv_sb_read(dev, lane_reg, &lane_value);
+ lane_value &= ~(LANE_PLL_MASK);
+ lane_value |= LANE_PLL_ENABLE | LANE_PLL_PIPE(pipe);
+ cdv_sb_write(dev, lane_reg, lane_value);
return 0;
}
diff --git a/drivers/gpu/drm/gma500/cdv_intel_lvds.c b/drivers/gpu/drm/gma500/cdv_intel_lvds.c
index c87b179eadf..44a8353d92b 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_lvds.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_lvds.c
@@ -356,6 +356,8 @@ static void cdv_intel_lvds_mode_set(struct drm_encoder *encoder,
{
struct drm_device *dev = encoder->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
+ struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(
+ encoder->crtc);
u32 pfit_control;
/*
@@ -377,6 +379,8 @@ static void cdv_intel_lvds_mode_set(struct drm_encoder *encoder,
else
pfit_control = 0;
+ pfit_control |= psb_intel_crtc->pipe << PFIT_PIPE_SHIFT;
+
if (dev_priv->lvds_dither)
pfit_control |= PANEL_8TO6_DITHER_ENABLE;
@@ -767,6 +771,19 @@ void cdv_intel_lvds_init(struct drm_device *dev,
goto failed_find;
}
+ /* setup PWM */
+ {
+ u32 pwm;
+
+ pwm = REG_READ(BLC_PWM_CTL2);
+ if (pipe == 1)
+ pwm |= PWM_PIPE_B;
+ else
+ pwm &= ~PWM_PIPE_B;
+ pwm |= PWM_ENABLE;
+ REG_WRITE(BLC_PWM_CTL2, pwm);
+ }
+
out:
drm_sysfs_connector_add(connector);
return;
diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index c2cf6bf217d..c9fe4bdeb68 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -748,10 +748,7 @@ static void psb_setup_outputs(struct drm_device *dev)
clone_mask = (1 << INTEL_OUTPUT_SDVO);
break;
case INTEL_OUTPUT_LVDS:
- if (IS_MRST(dev))
- crtc_mask = (1 << 0);
- else
- crtc_mask = (1 << 1);
+ crtc_mask = dev_priv->ops->lvds_mask;
clone_mask = (1 << INTEL_OUTPUT_LVDS);
break;
case INTEL_OUTPUT_MIPI:
@@ -763,10 +760,7 @@ static void psb_setup_outputs(struct drm_device *dev)
clone_mask = (1 << INTEL_OUTPUT_MIPI2);
break;
case INTEL_OUTPUT_HDMI:
- if (IS_MFLD(dev))
- crtc_mask = (1 << 1);
- else
- crtc_mask = (1 << 0);
+ crtc_mask = dev_priv->ops->hdmi_mask;
clone_mask = (1 << INTEL_OUTPUT_HDMI);
break;
}
@@ -802,6 +796,9 @@ void psb_modeset_init(struct drm_device *dev)
dev->mode_config.max_height = 2048;
psb_setup_outputs(dev);
+
+ if (dev_priv->ops->errata)
+ dev_priv->ops->errata(dev);
}
void psb_modeset_cleanup(struct drm_device *dev)
diff --git a/drivers/gpu/drm/gma500/mdfld_device.c b/drivers/gpu/drm/gma500/mdfld_device.c
index af656787db0..a0bd48cd92f 100644
--- a/drivers/gpu/drm/gma500/mdfld_device.c
+++ b/drivers/gpu/drm/gma500/mdfld_device.c
@@ -672,6 +672,8 @@ const struct psb_ops mdfld_chip_ops = {
.accel_2d = 0,
.pipes = 3,
.crtcs = 3,
+ .lvds_mask = (1 << 1);
+ .hdmi_mask = (1 << 1);
.sgx_offset = MRST_SGX_OFFSET,
.chip_setup = mid_chip_setup,
diff --git a/drivers/gpu/drm/gma500/oaktrail_device.c b/drivers/gpu/drm/gma500/oaktrail_device.c
index 41d1924ea31..4c5a1864adf 100644
--- a/drivers/gpu/drm/gma500/oaktrail_device.c
+++ b/drivers/gpu/drm/gma500/oaktrail_device.c
@@ -487,6 +487,8 @@ const struct psb_ops oaktrail_chip_ops = {
.accel_2d = 1,
.pipes = 2,
.crtcs = 2,
+ .hdmi_mask = (1 << 0),
+ .lvds_mask = (1 << 0),
.sgx_offset = MRST_SGX_OFFSET,
.chip_setup = oaktrail_chip_setup,
diff --git a/drivers/gpu/drm/gma500/psb_device.c b/drivers/gpu/drm/gma500/psb_device.c
index 95d163e4f1f..34e6866a73b 100644
--- a/drivers/gpu/drm/gma500/psb_device.c
+++ b/drivers/gpu/drm/gma500/psb_device.c
@@ -308,6 +308,8 @@ const struct psb_ops psb_chip_ops = {
.accel_2d = 1,
.pipes = 2,
.crtcs = 2,
+ .hdmi_mask = (1 << 0),
+ .lvds_mask = (1 << 1),
.sgx_offset = PSB_SGX_OFFSET,
.chip_setup = psb_chip_setup,
.chip_teardown = psb_chip_teardown,
diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h
index 64de248558b..6235499f39b 100644
--- a/drivers/gpu/drm/gma500/psb_drv.h
+++ b/drivers/gpu/drm/gma500/psb_drv.h
@@ -688,6 +688,8 @@ struct psb_ops {
int pipes; /* Number of output pipes */
int crtcs; /* Number of CRTCs */
int sgx_offset; /* Base offset of SGX device */
+ int hdmi_mask; /* Mask of HDMI CRTCs */
+ int lvds_mask; /* Mask of LVDS CRTCs */
/* Sub functions */
struct drm_crtc_helper_funcs const *crtc_helper;
@@ -696,6 +698,8 @@ struct psb_ops {
/* Setup hooks */
int (*chip_setup)(struct drm_device *dev);
void (*chip_teardown)(struct drm_device *dev);
+ /* Optional helper caller after modeset */
+ void (*errata)(struct drm_device *dev);
/* Display management hooks */
int (*output_init)(struct drm_device *dev);
diff --git a/drivers/gpu/drm/gma500/psb_intel_reg.h b/drivers/gpu/drm/gma500/psb_intel_reg.h
index 46792fc7d0d..cbd8aee2b7e 100644
--- a/drivers/gpu/drm/gma500/psb_intel_reg.h
+++ b/drivers/gpu/drm/gma500/psb_intel_reg.h
@@ -91,6 +91,9 @@
#define BLC_PWM_CTL 0x61254
#define BLC_PWM_CTL2 0x61250
+#define PWM_ENABLE (1 << 31)
+#define PWM_LEGACY_MODE (1 << 30)
+#define PWM_PIPE_B (1 << 29)
#define BLC_PWM_CTL_C 0x62254
#define BLC_PWM_CTL2_C 0x62250
#define BACKLIGHT_MODULATION_FREQ_SHIFT (17)
@@ -1338,6 +1341,7 @@ No status bits are changed.
#define LANE_PLL_MASK (0x7 << 20)
#define LANE_PLL_ENABLE (0x3 << 20)
+#define LANE_PLL_PIPE(p) (((p) == 0) ? (1 << 21) : (0 << 21))
#endif