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Commit 7177935c authored by Jani Nikula's avatar Jani Nikula
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drm/i915/backlight: mass rename dev_priv to i915 

With the implicit dev_priv usage gone, we can rename dev_priv to i915
throughout. Do some drive-by whitespace cleanups while at it.
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/fc8b260bd8fa338edb312637f18ca7e6550d820d.1670405587.git.jani.nikula@intel.com
parent bf3753d1
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Inline Side-by-side
Showing with 248 additions and 269 deletions
drivers/gpu/drm/i915/display/intel_backlight.c
View file @ 7177935c
......@@ -83,16 +83,16 @@ static u32 scale_hw_to_user(struct intel_connector *connector,
u32 intel_backlight_invert_pwm_level(struct intel_connector *connector, u32 val)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
drm_WARN_ON(&dev_priv->drm, panel->backlight.pwm_level_max == 0);
drm_WARN_ON(&i915->drm, panel->backlight.pwm_level_max == 0);
if (dev_priv->params.invert_brightness < 0)
if (i915->params.invert_brightness < 0)
return val;
if (dev_priv->params.invert_brightness > 0 ||
intel_has_quirk(dev_priv, QUIRK_INVERT_BRIGHTNESS)) {
if (i915->params.invert_brightness > 0 ||
intel_has_quirk(i915, QUIRK_INVERT_BRIGHTNESS)) {
return panel->backlight.pwm_level_max - val + panel->backlight.pwm_level_min;
}
......@@ -111,10 +111,10 @@ void intel_backlight_set_pwm_level(const struct drm_connector_state *conn_state,
u32 intel_backlight_level_to_pwm(struct intel_connector *connector, u32 val)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
drm_WARN_ON_ONCE(&dev_priv->drm,
drm_WARN_ON_ONCE(&i915->drm,
panel->backlight.max == 0 || panel->backlight.pwm_level_max == 0);
val = scale(val, panel->backlight.min, panel->backlight.max,
......@@ -125,14 +125,14 @@ u32 intel_backlight_level_to_pwm(struct intel_connector *connector, u32 val)
u32 intel_backlight_level_from_pwm(struct intel_connector *connector, u32 val)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
drm_WARN_ON_ONCE(&dev_priv->drm,
drm_WARN_ON_ONCE(&i915->drm,
panel->backlight.max == 0 || panel->backlight.pwm_level_max == 0);
if (dev_priv->params.invert_brightness > 0 ||
(dev_priv->params.invert_brightness == 0 && intel_has_quirk(dev_priv, QUIRK_INVERT_BRIGHTNESS)))
if (i915->params.invert_brightness > 0 ||
(i915->params.invert_brightness == 0 && intel_has_quirk(i915, QUIRK_INVERT_BRIGHTNESS)))
val = panel->backlight.pwm_level_max - (val - panel->backlight.pwm_level_min);
return scale(val, panel->backlight.pwm_level_min, panel->backlight.pwm_level_max,
......@@ -141,32 +141,32 @@ u32 intel_backlight_level_from_pwm(struct intel_connector *connector, u32 val)
static u32 lpt_get_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
return intel_de_read(dev_priv, BLC_PWM_PCH_CTL2) & BACKLIGHT_DUTY_CYCLE_MASK;
return intel_de_read(i915, BLC_PWM_PCH_CTL2) & BACKLIGHT_DUTY_CYCLE_MASK;
}
static u32 pch_get_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
return intel_de_read(dev_priv, BLC_PWM_CPU_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
return intel_de_read(i915, BLC_PWM_CPU_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
}
static u32 i9xx_get_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 val;
val = intel_de_read(dev_priv, BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
if (DISPLAY_VER(dev_priv) < 4)
val = intel_de_read(i915, BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
if (DISPLAY_VER(i915) < 4)
val >>= 1;
if (panel->backlight.combination_mode) {
u8 lbpc;
pci_read_config_byte(to_pci_dev(dev_priv->drm.dev), LBPC, &lbpc);
pci_read_config_byte(to_pci_dev(i915->drm.dev), LBPC, &lbpc);
val *= lbpc;
}
......@@ -175,21 +175,20 @@ static u32 i9xx_get_backlight(struct intel_connector *connector, enum pipe unuse
static u32 vlv_get_backlight(struct intel_connector *connector, enum pipe pipe)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
if (drm_WARN_ON(&dev_priv->drm, pipe != PIPE_A && pipe != PIPE_B))
if (drm_WARN_ON(&i915->drm, pipe != PIPE_A && pipe != PIPE_B))
return 0;
return intel_de_read(dev_priv, VLV_BLC_PWM_CTL(pipe)) & BACKLIGHT_DUTY_CYCLE_MASK;
return intel_de_read(i915, VLV_BLC_PWM_CTL(pipe)) & BACKLIGHT_DUTY_CYCLE_MASK;
}
static u32 bxt_get_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
return intel_de_read(dev_priv,
BXT_BLC_PWM_DUTY(panel->backlight.controller));
return intel_de_read(i915, BXT_BLC_PWM_DUTY(panel->backlight.controller));
}
static u32 ext_pwm_get_backlight(struct intel_connector *connector, enum pipe unused)
......@@ -204,69 +203,69 @@ static u32 ext_pwm_get_backlight(struct intel_connector *connector, enum pipe un
static void lpt_set_backlight(const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
u32 val;
u32 val = intel_de_read(dev_priv, BLC_PWM_PCH_CTL2) & ~BACKLIGHT_DUTY_CYCLE_MASK;
intel_de_write(dev_priv, BLC_PWM_PCH_CTL2, val | level);
val = intel_de_read(i915, BLC_PWM_PCH_CTL2) & ~BACKLIGHT_DUTY_CYCLE_MASK;
intel_de_write(i915, BLC_PWM_PCH_CTL2, val | level);
}
static void pch_set_backlight(const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
u32 tmp;
tmp = intel_de_read(dev_priv, BLC_PWM_CPU_CTL) & ~BACKLIGHT_DUTY_CYCLE_MASK;
intel_de_write(dev_priv, BLC_PWM_CPU_CTL, tmp | level);
tmp = intel_de_read(i915, BLC_PWM_CPU_CTL) & ~BACKLIGHT_DUTY_CYCLE_MASK;
intel_de_write(i915, BLC_PWM_CPU_CTL, tmp | level);
}
static void i9xx_set_backlight(const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 tmp, mask;
drm_WARN_ON(&dev_priv->drm, panel->backlight.pwm_level_max == 0);
drm_WARN_ON(&i915->drm, panel->backlight.pwm_level_max == 0);
if (panel->backlight.combination_mode) {
u8 lbpc;
lbpc = level * 0xfe / panel->backlight.pwm_level_max + 1;
level /= lbpc;
pci_write_config_byte(to_pci_dev(dev_priv->drm.dev), LBPC, lbpc);
pci_write_config_byte(to_pci_dev(i915->drm.dev), LBPC, lbpc);
}
if (DISPLAY_VER(dev_priv) == 4) {
if (DISPLAY_VER(i915) == 4) {
mask = BACKLIGHT_DUTY_CYCLE_MASK;
} else {
level <<= 1;
mask = BACKLIGHT_DUTY_CYCLE_MASK_PNV;
}
tmp = intel_de_read(dev_priv, BLC_PWM_CTL) & ~mask;
intel_de_write(dev_priv, BLC_PWM_CTL, tmp | level);
tmp = intel_de_read(i915, BLC_PWM_CTL) & ~mask;
intel_de_write(i915, BLC_PWM_CTL, tmp | level);
}
static void vlv_set_backlight(const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
enum pipe pipe = to_intel_crtc(conn_state->crtc)->pipe;
u32 tmp;
tmp = intel_de_read(dev_priv, VLV_BLC_PWM_CTL(pipe)) & ~BACKLIGHT_DUTY_CYCLE_MASK;
intel_de_write(dev_priv, VLV_BLC_PWM_CTL(pipe), tmp | level);
tmp = intel_de_read(i915, VLV_BLC_PWM_CTL(pipe)) & ~BACKLIGHT_DUTY_CYCLE_MASK;
intel_de_write(i915, VLV_BLC_PWM_CTL(pipe), tmp | level);
}
static void bxt_set_backlight(const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
intel_de_write(dev_priv,
BXT_BLC_PWM_DUTY(panel->backlight.controller), level);
intel_de_write(i915, BXT_BLC_PWM_DUTY(panel->backlight.controller), level);
}
static void ext_pwm_set_backlight(const struct drm_connector_state *conn_state, u32 level)
......@@ -296,7 +295,7 @@ void intel_backlight_set_acpi(const struct drm_connector_state *conn_state,
u32 user_level, u32 user_max)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 hw_level;
......@@ -309,9 +308,9 @@ void intel_backlight_set_acpi(const struct drm_connector_state *conn_state,
if (!panel->backlight.present || !conn_state->crtc)
return;
mutex_lock(&dev_priv->display.backlight.lock);
mutex_lock(&i915->display.backlight.lock);
drm_WARN_ON(&dev_priv->drm, panel->backlight.max == 0);
drm_WARN_ON(&i915->drm, panel->backlight.max == 0);
hw_level = clamp_user_to_hw(connector, user_level, user_max);
panel->backlight.level = hw_level;
......@@ -325,13 +324,13 @@ void intel_backlight_set_acpi(const struct drm_connector_state *conn_state,
if (panel->backlight.enabled)
intel_panel_actually_set_backlight(conn_state, hw_level);
mutex_unlock(&dev_priv->display.backlight.lock);
mutex_unlock(&i915->display.backlight.lock);
}
static void lpt_disable_backlight(const struct drm_connector_state *old_conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(old_conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
u32 tmp;
intel_backlight_set_pwm_level(old_conn_state, level);
......@@ -344,31 +343,29 @@ static void lpt_disable_backlight(const struct drm_connector_state *old_conn_sta
* This needs rework if we need to add support for CPU PWM on PCH split
* platforms.
*/
tmp = intel_de_read(dev_priv, BLC_PWM_CPU_CTL2);
tmp = intel_de_read(i915, BLC_PWM_CPU_CTL2);
if (tmp & BLM_PWM_ENABLE) {
drm_dbg_kms(&dev_priv->drm,
"cpu backlight was enabled, disabling\n");
intel_de_write(dev_priv, BLC_PWM_CPU_CTL2,
tmp & ~BLM_PWM_ENABLE);
drm_dbg_kms(&i915->drm, "cpu backlight was enabled, disabling\n");
intel_de_write(i915, BLC_PWM_CPU_CTL2, tmp & ~BLM_PWM_ENABLE);
}
tmp = intel_de_read(dev_priv, BLC_PWM_PCH_CTL1);
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1, tmp & ~BLM_PCH_PWM_ENABLE);
tmp = intel_de_read(i915, BLC_PWM_PCH_CTL1);
intel_de_write(i915, BLC_PWM_PCH_CTL1, tmp & ~BLM_PCH_PWM_ENABLE);
}
static void pch_disable_backlight(const struct drm_connector_state *old_conn_state, u32 val)
{
struct intel_connector *connector = to_intel_connector(old_conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
u32 tmp;
intel_backlight_set_pwm_level(old_conn_state, val);
tmp = intel_de_read(dev_priv, BLC_PWM_CPU_CTL2);
intel_de_write(dev_priv, BLC_PWM_CPU_CTL2, tmp & ~BLM_PWM_ENABLE);
tmp = intel_de_read(i915, BLC_PWM_CPU_CTL2);
intel_de_write(i915, BLC_PWM_CPU_CTL2, tmp & ~BLM_PWM_ENABLE);
tmp = intel_de_read(dev_priv, BLC_PWM_PCH_CTL1);
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1, tmp & ~BLM_PCH_PWM_ENABLE);
tmp = intel_de_read(i915, BLC_PWM_PCH_CTL1);
intel_de_write(i915, BLC_PWM_PCH_CTL1, tmp & ~BLM_PCH_PWM_ENABLE);
}
static void i9xx_disable_backlight(const struct drm_connector_state *old_conn_state, u32 val)
......@@ -378,62 +375,59 @@ static void i9xx_disable_backlight(const struct drm_connector_state *old_conn_st
static void i965_disable_backlight(const struct drm_connector_state *old_conn_state, u32 val)
{
struct drm_i915_private *dev_priv = to_i915(old_conn_state->connector->dev);
struct drm_i915_private *i915 = to_i915(old_conn_state->connector->dev);
u32 tmp;
intel_backlight_set_pwm_level(old_conn_state, val);
tmp = intel_de_read(dev_priv, BLC_PWM_CTL2);
intel_de_write(dev_priv, BLC_PWM_CTL2, tmp & ~BLM_PWM_ENABLE);
tmp = intel_de_read(i915, BLC_PWM_CTL2);
intel_de_write(i915, BLC_PWM_CTL2, tmp & ~BLM_PWM_ENABLE);
}
static void vlv_disable_backlight(const struct drm_connector_state *old_conn_state, u32 val)
{
struct intel_connector *connector = to_intel_connector(old_conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
enum pipe pipe = to_intel_crtc(old_conn_state->crtc)->pipe;
u32 tmp;
intel_backlight_set_pwm_level(old_conn_state, val);
tmp = intel_de_read(dev_priv, VLV_BLC_PWM_CTL2(pipe));
intel_de_write(dev_priv, VLV_BLC_PWM_CTL2(pipe),
tmp & ~BLM_PWM_ENABLE);
tmp = intel_de_read(i915, VLV_BLC_PWM_CTL2(pipe));
intel_de_write(i915, VLV_BLC_PWM_CTL2(pipe), tmp & ~BLM_PWM_ENABLE);
}
static void bxt_disable_backlight(const struct drm_connector_state *old_conn_state, u32 val)
{
struct intel_connector *connector = to_intel_connector(old_conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 tmp;
intel_backlight_set_pwm_level(old_conn_state, val);
tmp = intel_de_read(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller));
intel_de_write(dev_priv, BXT_BLC_PWM_CTL(panel->backlight.controller),
tmp = intel_de_read(i915, BXT_BLC_PWM_CTL(panel->backlight.controller));
intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
tmp & ~BXT_BLC_PWM_ENABLE);
if (panel->backlight.controller == 1) {
val = intel_de_read(dev_priv, UTIL_PIN_CTL);
val = intel_de_read(i915, UTIL_PIN_CTL);
val &= ~UTIL_PIN_ENABLE;
intel_de_write(dev_priv, UTIL_PIN_CTL, val);
intel_de_write(i915, UTIL_PIN_CTL, val);
}
}
static void cnp_disable_backlight(const struct drm_connector_state *old_conn_state, u32 val)
{
struct intel_connector *connector = to_intel_connector(old_conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 tmp;
intel_backlight_set_pwm_level(old_conn_state, val);
tmp = intel_de_read(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller));
intel_de_write(dev_priv, BXT_BLC_PWM_CTL(panel->backlight.controller),
tmp = intel_de_read(i915, BXT_BLC_PWM_CTL(panel->backlight.controller));
intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
tmp & ~BXT_BLC_PWM_ENABLE);
}
......@@ -451,7 +445,7 @@ static void ext_pwm_disable_backlight(const struct drm_connector_state *old_conn
void intel_backlight_disable(const struct drm_connector_state *old_conn_state)
{
struct intel_connector *connector = to_intel_connector(old_conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
if (!panel->backlight.present)
......@@ -463,68 +457,66 @@ void intel_backlight_disable(const struct drm_connector_state *old_conn_state)
* backlight. This will leave the backlight on unnecessarily when
* another client is not activated.
*/
if (dev_priv->drm.switch_power_state == DRM_SWITCH_POWER_CHANGING) {
drm_dbg_kms(&dev_priv->drm,
"Skipping backlight disable on vga switch\n");
if (i915->drm.switch_power_state == DRM_SWITCH_POWER_CHANGING) {
drm_dbg_kms(&i915->drm, "Skipping backlight disable on vga switch\n");
return;
}
mutex_lock(&dev_priv->display.backlight.lock);
mutex_lock(&i915->display.backlight.lock);
if (panel->backlight.device)
panel->backlight.device->props.power = FB_BLANK_POWERDOWN;
panel->backlight.enabled = false;
panel->backlight.funcs->disable(old_conn_state, 0);
mutex_unlock(&dev_priv->display.backlight.lock);
mutex_unlock(&i915->display.backlight.lock);
}
static void lpt_enable_backlight(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 pch_ctl1, pch_ctl2, schicken;
pch_ctl1 = intel_de_read(dev_priv, BLC_PWM_PCH_CTL1);
pch_ctl1 = intel_de_read(i915, BLC_PWM_PCH_CTL1);
if (pch_ctl1 & BLM_PCH_PWM_ENABLE) {
drm_dbg_kms(&dev_priv->drm, "pch backlight already enabled\n");
drm_dbg_kms(&i915->drm, "pch backlight already enabled\n");
pch_ctl1 &= ~BLM_PCH_PWM_ENABLE;
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1, pch_ctl1);
intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1);
}
if (HAS_PCH_LPT(dev_priv)) {
schicken = intel_de_read(dev_priv, SOUTH_CHICKEN2);
if (HAS_PCH_LPT(i915)) {
schicken = intel_de_read(i915, SOUTH_CHICKEN2);
if (panel->backlight.alternate_pwm_increment)
schicken |= LPT_PWM_GRANULARITY;
else
schicken &= ~LPT_PWM_GRANULARITY;
intel_de_write(dev_priv, SOUTH_CHICKEN2, schicken);
intel_de_write(i915, SOUTH_CHICKEN2, schicken);
} else {
schicken = intel_de_read(dev_priv, SOUTH_CHICKEN1);
schicken = intel_de_read(i915, SOUTH_CHICKEN1);
if (panel->backlight.alternate_pwm_increment)
schicken |= SPT_PWM_GRANULARITY;
else
schicken &= ~SPT_PWM_GRANULARITY;
intel_de_write(dev_priv, SOUTH_CHICKEN1, schicken);
intel_de_write(i915, SOUTH_CHICKEN1, schicken);
}
pch_ctl2 = panel->backlight.pwm_level_max << 16;
intel_de_write(dev_priv, BLC_PWM_PCH_CTL2, pch_ctl2);
intel_de_write(i915, BLC_PWM_PCH_CTL2, pch_ctl2);
pch_ctl1 = 0;
if (panel->backlight.active_low_pwm)
pch_ctl1 |= BLM_PCH_POLARITY;
/* After LPT, override is the default. */
if (HAS_PCH_LPT(dev_priv))
if (HAS_PCH_LPT(i915))
pch_ctl1 |= BLM_PCH_OVERRIDE_ENABLE;
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1, pch_ctl1);
intel_de_posting_read(dev_priv, BLC_PWM_PCH_CTL1);
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1,
pch_ctl1 | BLM_PCH_PWM_ENABLE);
intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1);
intel_de_posting_read(i915, BLC_PWM_PCH_CTL1);
intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1 | BLM_PCH_PWM_ENABLE);
/* This won't stick until the above enable. */
intel_backlight_set_pwm_level(conn_state, level);
......@@ -534,61 +526,60 @@ static void pch_enable_backlight(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
u32 cpu_ctl2, pch_ctl1, pch_ctl2;
cpu_ctl2 = intel_de_read(dev_priv, BLC_PWM_CPU_CTL2);
cpu_ctl2 = intel_de_read(i915, BLC_PWM_CPU_CTL2);
if (cpu_ctl2 & BLM_PWM_ENABLE) {
drm_dbg_kms(&dev_priv->drm, "cpu backlight already enabled\n");
drm_dbg_kms(&i915->drm, "cpu backlight already enabled\n");
cpu_ctl2 &= ~BLM_PWM_ENABLE;
intel_de_write(dev_priv, BLC_PWM_CPU_CTL2, cpu_ctl2);
intel_de_write(i915, BLC_PWM_CPU_CTL2, cpu_ctl2);
}
pch_ctl1 = intel_de_read(dev_priv, BLC_PWM_PCH_CTL1);
pch_ctl1 = intel_de_read(i915, BLC_PWM_PCH_CTL1);
if (pch_ctl1 & BLM_PCH_PWM_ENABLE) {
drm_dbg_kms(&dev_priv->drm, "pch backlight already enabled\n");
drm_dbg_kms(&i915->drm, "pch backlight already enabled\n");
pch_ctl1 &= ~BLM_PCH_PWM_ENABLE;
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1, pch_ctl1);
intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1);
}
if (cpu_transcoder == TRANSCODER_EDP)
cpu_ctl2 = BLM_TRANSCODER_EDP;
else
cpu_ctl2 = BLM_PIPE(cpu_transcoder);
intel_de_write(dev_priv, BLC_PWM_CPU_CTL2, cpu_ctl2);
intel_de_posting_read(dev_priv, BLC_PWM_CPU_CTL2);
intel_de_write(dev_priv, BLC_PWM_CPU_CTL2, cpu_ctl2 | BLM_PWM_ENABLE);
intel_de_write(i915, BLC_PWM_CPU_CTL2, cpu_ctl2);
intel_de_posting_read(i915, BLC_PWM_CPU_CTL2);
intel_de_write(i915, BLC_PWM_CPU_CTL2, cpu_ctl2 | BLM_PWM_ENABLE);
/* This won't stick until the above enable. */
intel_backlight_set_pwm_level(conn_state, level);
pch_ctl2 = panel->backlight.pwm_level_max << 16;
intel_de_write(dev_priv, BLC_PWM_PCH_CTL2, pch_ctl2);
intel_de_write(i915, BLC_PWM_PCH_CTL2, pch_ctl2);
pch_ctl1 = 0;
if (panel->backlight.active_low_pwm)
pch_ctl1 |= BLM_PCH_POLARITY;
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1, pch_ctl1);
intel_de_posting_read(dev_priv, BLC_PWM_PCH_CTL1);
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1,
pch_ctl1 | BLM_PCH_PWM_ENABLE);
intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1);
intel_de_posting_read(i915, BLC_PWM_PCH_CTL1);
intel_de_write(i915, BLC_PWM_PCH_CTL1, pch_ctl1 | BLM_PCH_PWM_ENABLE);
}
static void i9xx_enable_backlight(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 ctl, freq;
ctl = intel_de_read(dev_priv, BLC_PWM_CTL);
ctl = intel_de_read(i915, BLC_PWM_CTL);
if (ctl & BACKLIGHT_DUTY_CYCLE_MASK_PNV) {
drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
intel_de_write(dev_priv, BLC_PWM_CTL, 0);
drm_dbg_kms(&i915->drm, "backlight already enabled\n");
intel_de_write(i915, BLC_PWM_CTL, 0);
}
freq = panel->backlight.pwm_level_max;
......@@ -598,11 +589,11 @@ static void i9xx_enable_backlight(const struct intel_crtc_state *crtc_state,
ctl = freq << 17;
if (panel->backlight.combination_mode)
ctl |= BLM_LEGACY_MODE;
if (IS_PINEVIEW(dev_priv) && panel->backlight.active_low_pwm)
if (IS_PINEVIEW(i915) && panel->backlight.active_low_pwm)
ctl |= BLM_POLARITY_PNV;
intel_de_write(dev_priv, BLC_PWM_CTL, ctl);
intel_de_posting_read(dev_priv, BLC_PWM_CTL);
intel_de_write(i915, BLC_PWM_CTL, ctl);
intel_de_posting_read(i915, BLC_PWM_CTL);
/* XXX: combine this into above write? */
intel_backlight_set_pwm_level(conn_state, level);
......@@ -612,24 +603,24 @@ static void i9xx_enable_backlight(const struct intel_crtc_state *crtc_state,
* 855gm only, but checking for gen2 is safe, as 855gm is the only gen2
* that has backlight.
*/
if (DISPLAY_VER(dev_priv) == 2)
intel_de_write(dev_priv, BLC_HIST_CTL, BLM_HISTOGRAM_ENABLE);
if (DISPLAY_VER(i915) == 2)
intel_de_write(i915, BLC_HIST_CTL, BLM_HISTOGRAM_ENABLE);
}
static void i965_enable_backlight(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = to_intel_crtc(conn_state->crtc)->pipe;
u32 ctl, ctl2, freq;
ctl2 = intel_de_read(dev_priv, BLC_PWM_CTL2);
ctl2 = intel_de_read(i915, BLC_PWM_CTL2);
if (ctl2 & BLM_PWM_ENABLE) {
drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
drm_dbg_kms(&i915->drm, "backlight already enabled\n");
ctl2 &= ~BLM_PWM_ENABLE;
intel_de_write(dev_priv, BLC_PWM_CTL2, ctl2);
intel_de_write(i915, BLC_PWM_CTL2, ctl2);
}
freq = panel->backlight.pwm_level_max;
......@@ -637,16 +628,16 @@ static void i965_enable_backlight(const struct intel_crtc_state *crtc_state,
freq /= 0xff;
ctl = freq << 16;
intel_de_write(dev_priv, BLC_PWM_CTL, ctl);
intel_de_write(i915, BLC_PWM_CTL, ctl);
ctl2 = BLM_PIPE(pipe);
if (panel->backlight.combination_mode)
ctl2 |= BLM_COMBINATION_MODE;
if (panel->backlight.active_low_pwm)
ctl2 |= BLM_POLARITY_I965;
intel_de_write(dev_priv, BLC_PWM_CTL2, ctl2);
intel_de_posting_read(dev_priv, BLC_PWM_CTL2);
intel_de_write(dev_priv, BLC_PWM_CTL2, ctl2 | BLM_PWM_ENABLE);
intel_de_write(i915, BLC_PWM_CTL2, ctl2);
intel_de_posting_read(i915, BLC_PWM_CTL2);
intel_de_write(i915, BLC_PWM_CTL2, ctl2 | BLM_PWM_ENABLE);
intel_backlight_set_pwm_level(conn_state, level);
}
......@@ -655,20 +646,20 @@ static void vlv_enable_backlight(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = to_intel_crtc(crtc_state->uapi.crtc)->pipe;
u32 ctl, ctl2;
ctl2 = intel_de_read(dev_priv, VLV_BLC_PWM_CTL2(pipe));
ctl2 = intel_de_read(i915, VLV_BLC_PWM_CTL2(pipe));
if (ctl2 & BLM_PWM_ENABLE) {
drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
drm_dbg_kms(&i915->drm, "backlight already enabled\n");
ctl2 &= ~BLM_PWM_ENABLE;
intel_de_write(dev_priv, VLV_BLC_PWM_CTL2(pipe), ctl2);
intel_de_write(i915, VLV_BLC_PWM_CTL2(pipe), ctl2);
}
ctl = panel->backlight.pwm_level_max << 16;
intel_de_write(dev_priv, VLV_BLC_PWM_CTL(pipe), ctl);
intel_de_write(i915, VLV_BLC_PWM_CTL(pipe), ctl);
/* XXX: combine this into above write? */
intel_backlight_set_pwm_level(conn_state, level);
......@@ -676,50 +667,45 @@ static void vlv_enable_backlight(const struct intel_crtc_state *crtc_state,
ctl2 = 0;
if (panel->backlight.active_low_pwm)
ctl2 |= BLM_POLARITY_I965;
intel_de_write(dev_priv, VLV_BLC_PWM_CTL2(pipe), ctl2);
intel_de_posting_read(dev_priv, VLV_BLC_PWM_CTL2(pipe));
intel_de_write(dev_priv, VLV_BLC_PWM_CTL2(pipe),
ctl2 | BLM_PWM_ENABLE);
intel_de_write(i915, VLV_BLC_PWM_CTL2(pipe), ctl2);
intel_de_posting_read(i915, VLV_BLC_PWM_CTL2(pipe));
intel_de_write(i915, VLV_BLC_PWM_CTL2(pipe), ctl2 | BLM_PWM_ENABLE);
}
static void bxt_enable_backlight(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = to_intel_crtc(crtc_state->uapi.crtc)->pipe;
u32 pwm_ctl, val;
/* Controller 1 uses the utility pin. */
if (panel->backlight.controller == 1) {
val = intel_de_read(dev_priv, UTIL_PIN_CTL);
val = intel_de_read(i915, UTIL_PIN_CTL);
if (val & UTIL_PIN_ENABLE) {
drm_dbg_kms(&dev_priv->drm,
"util pin already enabled\n");
drm_dbg_kms(&i915->drm, "util pin already enabled\n");
val &= ~UTIL_PIN_ENABLE;
intel_de_write(dev_priv, UTIL_PIN_CTL, val);
intel_de_write(i915, UTIL_PIN_CTL, val);
}
val = 0;
if (panel->backlight.util_pin_active_low)
val |= UTIL_PIN_POLARITY;
intel_de_write(dev_priv, UTIL_PIN_CTL,
intel_de_write(i915, UTIL_PIN_CTL,
val | UTIL_PIN_PIPE(pipe) | UTIL_PIN_MODE_PWM | UTIL_PIN_ENABLE);
}
pwm_ctl = intel_de_read(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller));
pwm_ctl = intel_de_read(i915, BXT_BLC_PWM_CTL(panel->backlight.controller));
if (pwm_ctl & BXT_BLC_PWM_ENABLE) {
drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
drm_dbg_kms(&i915->drm, "backlight already enabled\n");
pwm_ctl &= ~BXT_BLC_PWM_ENABLE;
intel_de_write(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller),
intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
pwm_ctl);
}
intel_de_write(dev_priv,
BXT_BLC_PWM_FREQ(panel->backlight.controller),
intel_de_write(i915, BXT_BLC_PWM_FREQ(panel->backlight.controller),
panel->backlight.pwm_level_max);
intel_backlight_set_pwm_level(conn_state, level);
......@@ -728,11 +714,9 @@ static void bxt_enable_backlight(const struct intel_crtc_state *crtc_state,
if (panel->backlight.active_low_pwm)
pwm_ctl |= BXT_BLC_PWM_POLARITY;
intel_de_write(dev_priv, BXT_BLC_PWM_CTL(panel->backlight.controller),
pwm_ctl);
intel_de_posting_read(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller));
intel_de_write(dev_priv, BXT_BLC_PWM_CTL(panel->backlight.controller),
intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller), pwm_ctl);
intel_de_posting_read(i915, BXT_BLC_PWM_CTL(panel->backlight.controller));
intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
pwm_ctl | BXT_BLC_PWM_ENABLE);
}
......@@ -740,22 +724,19 @@ static void cnp_enable_backlight(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state, u32 level)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 pwm_ctl;
pwm_ctl = intel_de_read(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller));
pwm_ctl = intel_de_read(i915, BXT_BLC_PWM_CTL(panel->backlight.controller));
if (pwm_ctl & BXT_BLC_PWM_ENABLE) {
drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
drm_dbg_kms(&i915->drm, "backlight already enabled\n");
pwm_ctl &= ~BXT_BLC_PWM_ENABLE;
intel_de_write(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller),
intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
pwm_ctl);
}
intel_de_write(dev_priv,
BXT_BLC_PWM_FREQ(panel->backlight.controller),
intel_de_write(i915, BXT_BLC_PWM_FREQ(panel->backlight.controller),
panel->backlight.pwm_level_max);
intel_backlight_set_pwm_level(conn_state, level);
......@@ -764,11 +745,9 @@ static void cnp_enable_backlight(const struct intel_crtc_state *crtc_state,
if (panel->backlight.active_low_pwm)
pwm_ctl |= BXT_BLC_PWM_POLARITY;
intel_de_write(dev_priv, BXT_BLC_PWM_CTL(panel->backlight.controller),
pwm_ctl);
intel_de_posting_read(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller));
intel_de_write(dev_priv, BXT_BLC_PWM_CTL(panel->backlight.controller),
intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller), pwm_ctl);
intel_de_posting_read(i915, BXT_BLC_PWM_CTL(panel->backlight.controller));
intel_de_write(i915, BXT_BLC_PWM_CTL(panel->backlight.controller),
pwm_ctl | BXT_BLC_PWM_ENABLE);
}
......@@ -810,37 +789,37 @@ void intel_backlight_enable(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = to_intel_crtc(crtc_state->uapi.crtc)->pipe;
if (!panel->backlight.present)
return;
drm_dbg_kms(&dev_priv->drm, "pipe %c\n", pipe_name(pipe));
drm_dbg_kms(&i915->drm, "pipe %c\n", pipe_name(pipe));
mutex_lock(&dev_priv->display.backlight.lock);
mutex_lock(&i915->display.backlight.lock);
__intel_backlight_enable(crtc_state, conn_state);
mutex_unlock(&dev_priv->display.backlight.lock);
mutex_unlock(&i915->display.backlight.lock);
}
#if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE)
static u32 intel_panel_get_backlight(struct intel_connector *connector)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 val = 0;
mutex_lock(&dev_priv->display.backlight.lock);
mutex_lock(&i915->display.backlight.lock);
if (panel->backlight.enabled)
val = panel->backlight.funcs->get(connector, intel_connector_get_pipe(connector));
mutex_unlock(&dev_priv->display.backlight.lock);
mutex_unlock(&i915->display.backlight.lock);
drm_dbg_kms(&dev_priv->drm, "get backlight PWM = %d\n", val);
drm_dbg_kms(&i915->drm, "get backlight PWM = %d\n", val);
return val;
}
......@@ -859,16 +838,16 @@ static void intel_panel_set_backlight(const struct drm_connector_state *conn_sta
u32 user_level, u32 user_max)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 hw_level;
if (!panel->backlight.present)
return;
mutex_lock(&dev_priv->display.backlight.lock);
mutex_lock(&i915->display.backlight.lock);
drm_WARN_ON(&dev_priv->drm, panel->backlight.max == 0);
drm_WARN_ON(&i915->drm, panel->backlight.max == 0);
hw_level = scale_user_to_hw(connector, user_level, user_max);
panel->backlight.level = hw_level;
......@@ -876,7 +855,7 @@ static void intel_panel_set_backlight(const struct drm_connector_state *conn_sta
if (panel->backlight.enabled)
intel_panel_actually_set_backlight(conn_state, hw_level);
mutex_unlock(&dev_priv->display.backlight.lock);
mutex_unlock(&i915->display.backlight.lock);
}
static int intel_backlight_device_update_status(struct backlight_device *bd)
......@@ -915,11 +894,11 @@ static int intel_backlight_device_get_brightness(struct backlight_device *bd)
{
struct intel_connector *connector = bl_get_data(bd);
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_i915_private *i915 = to_i915(dev);
intel_wakeref_t wakeref;
int ret = 0;
with_intel_runtime_pm(&dev_priv->runtime_pm, wakeref) {
with_intel_runtime_pm(&i915->runtime_pm, wakeref) {
u32 hw_level;
drm_modeset_lock(&dev->mode_config.connection_mutex, NULL);
......@@ -1038,9 +1017,9 @@ void intel_backlight_device_unregister(struct intel_connector *connector)
*/
static u32 cnp_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
return DIV_ROUND_CLOSEST(KHz(RUNTIME_INFO(dev_priv)->rawclk_freq),
return DIV_ROUND_CLOSEST(KHz(RUNTIME_INFO(i915)->rawclk_freq),
pwm_freq_hz);
}
......@@ -1077,7 +1056,7 @@ static u32 spt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
*/
static u32 lpt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 mul, clock;
......@@ -1086,7 +1065,7 @@ static u32 lpt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
else
mul = 128;
if (HAS_PCH_LPT_H(dev_priv))
if (HAS_PCH_LPT_H(i915))
clock = MHz(135); /* LPT:H */
else
clock = MHz(24); /* LPT:LP */
......@@ -1100,9 +1079,9 @@ static u32 lpt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
*/
static u32 pch_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
return DIV_ROUND_CLOSEST(KHz(RUNTIME_INFO(dev_priv)->rawclk_freq),
return DIV_ROUND_CLOSEST(KHz(RUNTIME_INFO(i915)->rawclk_freq),
pwm_freq_hz * 128);
}
......@@ -1116,13 +1095,13 @@ static u32 pch_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
*/
static u32 i9xx_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
int clock;
if (IS_PINEVIEW(dev_priv))
clock = KHz(RUNTIME_INFO(dev_priv)->rawclk_freq);
if (IS_PINEVIEW(i915))
clock = KHz(RUNTIME_INFO(i915)->rawclk_freq);
else
clock = KHz(dev_priv->display.cdclk.hw.cdclk);
clock = KHz(i915->display.cdclk.hw.cdclk);
return DIV_ROUND_CLOSEST(clock, pwm_freq_hz * 32);
}
......@@ -1134,13 +1113,13 @@ static u32 i9xx_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
*/
static u32 i965_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
int clock;
if (IS_G4X(dev_priv))
clock = KHz(RUNTIME_INFO(dev_priv)->rawclk_freq);
if (IS_G4X(i915))
clock = KHz(RUNTIME_INFO(i915)->rawclk_freq);
else
clock = KHz(dev_priv->display.cdclk.hw.cdclk);
clock = KHz(i915->display.cdclk.hw.cdclk);
return DIV_ROUND_CLOSEST(clock, pwm_freq_hz * 128);
}
......@@ -1152,17 +1131,17 @@ static u32 i965_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
*/
static u32 vlv_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
int mul, clock;
if ((intel_de_read(dev_priv, CBR1_VLV) & CBR_PWM_CLOCK_MUX_SELECT) == 0) {
if (IS_CHERRYVIEW(dev_priv))
if ((intel_de_read(i915, CBR1_VLV) & CBR_PWM_CLOCK_MUX_SELECT) == 0) {
if (IS_CHERRYVIEW(i915))
clock = KHz(19200);
else
clock = MHz(25);
mul = 16;
} else {
clock = KHz(RUNTIME_INFO(dev_priv)->rawclk_freq);
clock = KHz(RUNTIME_INFO(i915)->rawclk_freq);
mul = 128;
}
......@@ -1171,16 +1150,16 @@ static u32 vlv_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
static u16 get_vbt_pwm_freq(struct intel_connector *connector)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
u16 pwm_freq_hz = connector->panel.vbt.backlight.pwm_freq_hz;
if (pwm_freq_hz) {
drm_dbg_kms(&dev_priv->drm,
drm_dbg_kms(&i915->drm,
"VBT defined backlight frequency %u Hz\n",
pwm_freq_hz);
} else {
pwm_freq_hz = 200;
drm_dbg_kms(&dev_priv->drm,
drm_dbg_kms(&i915->drm,
"default backlight frequency %u Hz\n",
pwm_freq_hz);
}
......@@ -1190,20 +1169,20 @@ static u16 get_vbt_pwm_freq(struct intel_connector *connector)
static u32 get_backlight_max_vbt(struct intel_connector *connector)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u16 pwm_freq_hz = get_vbt_pwm_freq(connector);
u32 pwm;
if (!panel->backlight.pwm_funcs->hz_to_pwm) {
drm_dbg_kms(&dev_priv->drm,
drm_dbg_kms(&i915->drm,
"backlight frequency conversion not supported\n");
return 0;
}
pwm = panel->backlight.pwm_funcs->hz_to_pwm(connector, pwm_freq_hz);
if (!pwm) {
drm_dbg_kms(&dev_priv->drm,
drm_dbg_kms(&i915->drm,
"backlight frequency conversion failed\n");
return 0;
}
......@@ -1216,11 +1195,11 @@ static u32 get_backlight_max_vbt(struct intel_connector *connector)
*/
static u32 get_backlight_min_vbt(struct intel_connector *connector)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
int min;
drm_WARN_ON(&dev_priv->drm, panel->backlight.pwm_level_max == 0);
drm_WARN_ON(&i915->drm, panel->backlight.pwm_level_max == 0);
/*
* XXX: If the vbt value is 255, it makes min equal to max, which leads
......@@ -1231,7 +1210,7 @@ static u32 get_backlight_min_vbt(struct intel_connector *connector)
*/
min = clamp_t(int, connector->panel.vbt.backlight.min_brightness, 0, 64);
if (min != connector->panel.vbt.backlight.min_brightness) {
drm_dbg_kms(&dev_priv->drm,
drm_dbg_kms(&i915->drm,
"clamping VBT min backlight %d/255 to %d/255\n",
connector->panel.vbt.backlight.min_brightness, min);
}
......@@ -1242,24 +1221,24 @@ static u32 get_backlight_min_vbt(struct intel_connector *connector)
static int lpt_setup_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 cpu_ctl2, pch_ctl1, pch_ctl2, val;
bool alt, cpu_mode;
if (HAS_PCH_LPT(dev_priv))
alt = intel_de_read(dev_priv, SOUTH_CHICKEN2) & LPT_PWM_GRANULARITY;
if (HAS_PCH_LPT(i915))
alt = intel_de_read(i915, SOUTH_CHICKEN2) & LPT_PWM_GRANULARITY;
else
alt = intel_de_read(dev_priv, SOUTH_CHICKEN1) & SPT_PWM_GRANULARITY;
alt = intel_de_read(i915, SOUTH_CHICKEN1) & SPT_PWM_GRANULARITY;
panel->backlight.alternate_pwm_increment = alt;
pch_ctl1 = intel_de_read(dev_priv, BLC_PWM_PCH_CTL1);
pch_ctl1 = intel_de_read(i915, BLC_PWM_PCH_CTL1);
panel->backlight.active_low_pwm = pch_ctl1 & BLM_PCH_POLARITY;
pch_ctl2 = intel_de_read(dev_priv, BLC_PWM_PCH_CTL2);
pch_ctl2 = intel_de_read(i915, BLC_PWM_PCH_CTL2);
panel->backlight.pwm_level_max = pch_ctl2 >> 16;
cpu_ctl2 = intel_de_read(dev_priv, BLC_PWM_CPU_CTL2);
cpu_ctl2 = intel_de_read(i915, BLC_PWM_CPU_CTL2);
if (!panel->backlight.pwm_level_max)
panel->backlight.pwm_level_max = get_backlight_max_vbt(connector);
......@@ -1271,22 +1250,22 @@ static int lpt_setup_backlight(struct intel_connector *connector, enum pipe unus
panel->backlight.pwm_enabled = pch_ctl1 & BLM_PCH_PWM_ENABLE;
cpu_mode = panel->backlight.pwm_enabled && HAS_PCH_LPT(dev_priv) &&
cpu_mode = panel->backlight.pwm_enabled && HAS_PCH_LPT(i915) &&
!(pch_ctl1 & BLM_PCH_OVERRIDE_ENABLE) &&
(cpu_ctl2 & BLM_PWM_ENABLE);
if (cpu_mode) {
val = pch_get_backlight(connector, unused);
drm_dbg_kms(&dev_priv->drm,
drm_dbg_kms(&i915->drm,
"CPU backlight register was enabled, switching to PCH override\n");
/* Write converted CPU PWM value to PCH override register */
lpt_set_backlight(connector->base.state, val);
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1,
intel_de_write(i915, BLC_PWM_PCH_CTL1,
pch_ctl1 | BLM_PCH_OVERRIDE_ENABLE);
intel_de_write(dev_priv, BLC_PWM_CPU_CTL2,
intel_de_write(i915, BLC_PWM_CPU_CTL2,
cpu_ctl2 & ~BLM_PWM_ENABLE);
}
......@@ -1295,14 +1274,14 @@ static int lpt_setup_backlight(struct intel_connector *connector, enum pipe unus
static int pch_setup_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 cpu_ctl2, pch_ctl1, pch_ctl2;
pch_ctl1 = intel_de_read(dev_priv, BLC_PWM_PCH_CTL1);
pch_ctl1 = intel_de_read(i915, BLC_PWM_PCH_CTL1);
panel->backlight.active_low_pwm = pch_ctl1 & BLM_PCH_POLARITY;
pch_ctl2 = intel_de_read(dev_priv, BLC_PWM_PCH_CTL2);
pch_ctl2 = intel_de_read(i915, BLC_PWM_PCH_CTL2);
panel->backlight.pwm_level_max = pch_ctl2 >> 16;
if (!panel->backlight.pwm_level_max)
......@@ -1313,7 +1292,7 @@ static int pch_setup_backlight(struct intel_connector *connector, enum pipe unus
panel->backlight.pwm_level_min = get_backlight_min_vbt(connector);
cpu_ctl2 = intel_de_read(dev_priv, BLC_PWM_CPU_CTL2);
cpu_ctl2 = intel_de_read(i915, BLC_PWM_CPU_CTL2);
panel->backlight.pwm_enabled = (cpu_ctl2 & BLM_PWM_ENABLE) &&
(pch_ctl1 & BLM_PCH_PWM_ENABLE);
......@@ -1322,16 +1301,16 @@ static int pch_setup_backlight(struct intel_connector *connector, enum pipe unus
static int i9xx_setup_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 ctl, val;
ctl = intel_de_read(dev_priv, BLC_PWM_CTL);
ctl = intel_de_read(i915, BLC_PWM_CTL);
if (DISPLAY_VER(dev_priv) == 2 || IS_I915GM(dev_priv) || IS_I945GM(dev_priv))
if (DISPLAY_VER(i915) == 2 || IS_I915GM(i915) || IS_I945GM(i915))
panel->backlight.combination_mode = ctl & BLM_LEGACY_MODE;
if (IS_PINEVIEW(dev_priv))
if (IS_PINEVIEW(i915))
panel->backlight.active_low_pwm = ctl & BLM_POLARITY_PNV;
panel->backlight.pwm_level_max = ctl >> 17;
......@@ -1360,15 +1339,15 @@ static int i9xx_setup_backlight(struct intel_connector *connector, enum pipe unu
static int i965_setup_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 ctl, ctl2;
ctl2 = intel_de_read(dev_priv, BLC_PWM_CTL2);
ctl2 = intel_de_read(i915, BLC_PWM_CTL2);
panel->backlight.combination_mode = ctl2 & BLM_COMBINATION_MODE;
panel->backlight.active_low_pwm = ctl2 & BLM_POLARITY_I965;
ctl = intel_de_read(dev_priv, BLC_PWM_CTL);
ctl = intel_de_read(i915, BLC_PWM_CTL);
panel->backlight.pwm_level_max = ctl >> 16;
if (!panel->backlight.pwm_level_max)
......@@ -1389,17 +1368,17 @@ static int i965_setup_backlight(struct intel_connector *connector, enum pipe unu
static int vlv_setup_backlight(struct intel_connector *connector, enum pipe pipe)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 ctl, ctl2;
if (drm_WARN_ON(&dev_priv->drm, pipe != PIPE_A && pipe != PIPE_B))
if (drm_WARN_ON(&i915->drm, pipe != PIPE_A && pipe != PIPE_B))
return -ENODEV;
ctl2 = intel_de_read(dev_priv, VLV_BLC_PWM_CTL2(pipe));
ctl2 = intel_de_read(i915, VLV_BLC_PWM_CTL2(pipe));
panel->backlight.active_low_pwm = ctl2 & BLM_POLARITY_I965;
ctl = intel_de_read(dev_priv, VLV_BLC_PWM_CTL(pipe));
ctl = intel_de_read(i915, VLV_BLC_PWM_CTL(pipe));
panel->backlight.pwm_level_max = ctl >> 16;
if (!panel->backlight.pwm_level_max)
......@@ -1418,25 +1397,25 @@ static int vlv_setup_backlight(struct intel_connector *connector, enum pipe pipe
static int
bxt_setup_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 pwm_ctl, val;
panel->backlight.controller = connector->panel.vbt.backlight.controller;
pwm_ctl = intel_de_read(dev_priv,
pwm_ctl = intel_de_read(i915,
BXT_BLC_PWM_CTL(panel->backlight.controller));
/* Controller 1 uses the utility pin. */
if (panel->backlight.controller == 1) {
val = intel_de_read(dev_priv, UTIL_PIN_CTL);
val = intel_de_read(i915, UTIL_PIN_CTL);
panel->backlight.util_pin_active_low =
val & UTIL_PIN_POLARITY;
}
panel->backlight.active_low_pwm = pwm_ctl & BXT_BLC_PWM_POLARITY;
panel->backlight.pwm_level_max =
intel_de_read(dev_priv, BXT_BLC_PWM_FREQ(panel->backlight.controller));
intel_de_read(i915, BXT_BLC_PWM_FREQ(panel->backlight.controller));
if (!panel->backlight.pwm_level_max)
panel->backlight.pwm_level_max = get_backlight_max_vbt(connector);
......@@ -1454,7 +1433,7 @@ bxt_setup_backlight(struct intel_connector *connector, enum pipe unused)
static int
cnp_setup_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 pwm_ctl;
......@@ -1465,12 +1444,12 @@ cnp_setup_backlight(struct intel_connector *connector, enum pipe unused)
*/
panel->backlight.controller = 0;
pwm_ctl = intel_de_read(dev_priv,
pwm_ctl = intel_de_read(i915,
BXT_BLC_PWM_CTL(panel->backlight.controller));
panel->backlight.active_low_pwm = pwm_ctl & BXT_BLC_PWM_POLARITY;
panel->backlight.pwm_level_max =
intel_de_read(dev_priv, BXT_BLC_PWM_FREQ(panel->backlight.controller));
intel_de_read(i915, BXT_BLC_PWM_FREQ(panel->backlight.controller));
if (!panel->backlight.pwm_level_max)
panel->backlight.pwm_level_max = get_backlight_max_vbt(connector);
......@@ -1489,7 +1468,7 @@ static int ext_pwm_setup_backlight(struct intel_connector *connector,
enum pipe pipe)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_i915_private *i915 = to_i915(dev);
struct intel_panel *panel = &connector->panel;
const char *desc;
u32 level;
......@@ -1504,7 +1483,7 @@ static int ext_pwm_setup_backlight(struct intel_connector *connector,
}
if (IS_ERR(panel->backlight.pwm)) {
drm_err(&dev_priv->drm, "Failed to get the %s PWM chip\n",
drm_err(&i915->drm, "Failed to get the %s PWM chip\n",
desc);
panel->backlight.pwm = NULL;
return -ENODEV;
......@@ -1522,7 +1501,7 @@ static int ext_pwm_setup_backlight(struct intel_connector *connector,
level = intel_backlight_invert_pwm_level(connector, level);
panel->backlight.pwm_enabled = true;
drm_dbg_kms(&dev_priv->drm, "PWM already enabled at freq %ld, VBT freq %d, level %d\n",
drm_dbg_kms(&i915->drm, "PWM already enabled at freq %ld, VBT freq %d, level %d\n",
NSEC_PER_SEC / (unsigned long)panel->backlight.pwm_state.period,
get_vbt_pwm_freq(connector), level);
} else {
......@@ -1531,7 +1510,7 @@ static int ext_pwm_setup_backlight(struct intel_connector *connector,
NSEC_PER_SEC / get_vbt_pwm_freq(connector);
}
drm_info(&dev_priv->drm, "Using %s PWM for LCD backlight control\n",
drm_info(&i915->drm, "Using %s PWM for LCD backlight control\n",
desc);
return 0;
}
......@@ -1594,47 +1573,47 @@ void intel_backlight_update(struct intel_atomic_state *state,
const struct drm_connector_state *conn_state)
{
struct intel_connector *connector = to_intel_connector(conn_state->connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
if (!panel->backlight.present)
return;
mutex_lock(&dev_priv->display.backlight.lock);
mutex_lock(&i915->display.backlight.lock);
if (!panel->backlight.enabled)
__intel_backlight_enable(crtc_state, conn_state);
mutex_unlock(&dev_priv->display.backlight.lock);
mutex_unlock(&i915->display.backlight.lock);
}
int intel_backlight_setup(struct intel_connector *connector, enum pipe pipe)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
int ret;
if (!connector->panel.vbt.backlight.present) {
if (intel_has_quirk(dev_priv, QUIRK_BACKLIGHT_PRESENT)) {
drm_dbg_kms(&dev_priv->drm,
if (intel_has_quirk(i915, QUIRK_BACKLIGHT_PRESENT)) {
drm_dbg_kms(&i915->drm,
"no backlight present per VBT, but present per quirk\n");
} else {
drm_dbg_kms(&dev_priv->drm,
drm_dbg_kms(&i915->drm,
"no backlight present per VBT\n");
return 0;
}
}
/* ensure intel_panel has been initialized first */
if (drm_WARN_ON(&dev_priv->drm, !panel->backlight.funcs))
if (drm_WARN_ON(&i915->drm, !panel->backlight.funcs))
return -ENODEV;
/* set level and max in panel struct */
mutex_lock(&dev_priv->display.backlight.lock);
mutex_lock(&i915->display.backlight.lock);
ret = panel->backlight.funcs->setup(connector, pipe);
mutex_unlock(&dev_priv->display.backlight.lock);
mutex_unlock(&i915->display.backlight.lock);
if (ret) {
drm_dbg_kms(&dev_priv->drm,
drm_dbg_kms(&i915->drm,
"failed to setup backlight for connector %s\n",
connector->base.name);
return ret;
......@@ -1642,7 +1621,7 @@ int intel_backlight_setup(struct intel_connector *connector, enum pipe pipe)
panel->backlight.present = true;
drm_dbg_kms(&dev_priv->drm,
drm_dbg_kms(&i915->drm,
"Connector %s backlight initialized, %s, brightness %u/%u\n",
connector->base.name,
str_enabled_disabled(panel->backlight.enabled),
......@@ -1753,30 +1732,30 @@ void intel_backlight_init_funcs(struct intel_panel *panel)
{
struct intel_connector *connector =
container_of(panel, struct intel_connector, panel);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
if (connector->base.connector_type == DRM_MODE_CONNECTOR_DSI &&
intel_dsi_dcs_init_backlight_funcs(connector) == 0)
return;
if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv)) {
if (IS_GEMINILAKE(i915) || IS_BROXTON(i915)) {
panel->backlight.pwm_funcs = &bxt_pwm_funcs;
} else if (INTEL_PCH_TYPE(dev_priv) >= PCH_CNP) {
} else if (INTEL_PCH_TYPE(i915) >= PCH_CNP) {
panel->backlight.pwm_funcs = &cnp_pwm_funcs;
} else if (INTEL_PCH_TYPE(dev_priv) >= PCH_LPT) {
if (HAS_PCH_LPT(dev_priv))
} else if (INTEL_PCH_TYPE(i915) >= PCH_LPT) {
if (HAS_PCH_LPT(i915))
panel->backlight.pwm_funcs = &lpt_pwm_funcs;
else
panel->backlight.pwm_funcs = &spt_pwm_funcs;
} else if (HAS_PCH_SPLIT(dev_priv)) {
} else if (HAS_PCH_SPLIT(i915)) {
panel->backlight.pwm_funcs = &pch_pwm_funcs;
} else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
} else if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) {
if (connector->base.connector_type == DRM_MODE_CONNECTOR_DSI) {
panel->backlight.pwm_funcs = &ext_pwm_funcs;
} else {
panel->backlight.pwm_funcs = &vlv_pwm_funcs;
}
} else if (DISPLAY_VER(dev_priv) == 4) {
} else if (DISPLAY_VER(i915) == 4) {
panel->backlight.pwm_funcs = &i965_pwm_funcs;
} else {
panel->backlight.pwm_funcs = &i9xx_pwm_funcs;
......@@ -1786,7 +1765,7 @@ void intel_backlight_init_funcs(struct intel_panel *panel)
if (intel_dp_aux_init_backlight_funcs(connector) == 0)
return;
if (!intel_has_quirk(dev_priv, QUIRK_NO_PPS_BACKLIGHT_POWER_HOOK))
if (!intel_has_quirk(i915, QUIRK_NO_PPS_BACKLIGHT_POWER_HOOK))
connector->panel.backlight.power = intel_pps_backlight_power;
}
......
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