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drm/i915/backlight: prefer dev_priv over dev pointer 

Use dev_priv rather than dev pointer where applicable. Remove plenty of
unnecessary temp variables. No functional changes.

Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1450428695-28831-1-git-send-email-jani.nikula@intel.com
hifive-unleashed-5.1
Jani Nikula 2015-12-18 10:51:35 +02:00
parent 200757f5d7
commit e6cb3727f8
1 changed files with 58 additions and 98 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

156
drivers/gpu/drm/i915/intel_panel.c
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@ -461,8 +461,7 @@ static inline u32 scale_hw_to_user(struct intel_connector *connector,
static u32 intel_panel_compute_brightness(struct intel_connector *connector,
u32 val)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
WARN_ON(panel->backlight.max == 0);
@ -480,45 +479,40 @@ static u32 intel_panel_compute_brightness(struct intel_connector *connector,
static u32 lpt_get_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
return I915_READ(BLC_PWM_PCH_CTL2) & BACKLIGHT_DUTY_CYCLE_MASK;
}
static u32 pch_get_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
return I915_READ(BLC_PWM_CPU_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
}
static u32 i9xx_get_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 val;
val = I915_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
if (INTEL_INFO(dev)->gen < 4)
if (INTEL_INFO(dev_priv)->gen < 4)
val >>= 1;
if (panel->backlight.combination_mode) {
u8 lbpc;
pci_read_config_byte(dev->pdev, PCI_LBPC, &lbpc);
pci_read_config_byte(dev_priv->dev->pdev, PCI_LBPC, &lbpc);
val *= lbpc;
}
return val;
}
static u32 _vlv_get_backlight(struct drm_device *dev, enum pipe pipe)
static u32 _vlv_get_backlight(struct drm_i915_private *dev_priv, enum pipe pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (WARN_ON(pipe != PIPE_A && pipe != PIPE_B))
return 0;
@ -527,17 +521,16 @@ static u32 _vlv_get_backlight(struct drm_device *dev, enum pipe pipe)
static u32 vlv_get_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
enum pipe pipe = intel_get_pipe_from_connector(connector);
return _vlv_get_backlight(dev, pipe);
return _vlv_get_backlight(dev_priv, pipe);
}
static u32 bxt_get_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
struct drm_i915_private *dev_priv = dev->dev_private;
return I915_READ(BXT_BLC_PWM_DUTY(panel->backlight.controller));
}
@ -553,8 +546,7 @@ static u32 pwm_get_backlight(struct intel_connector *connector)
static u32 intel_panel_get_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 val = 0;
@ -573,16 +565,14 @@ static u32 intel_panel_get_backlight(struct intel_connector *connector)
static void lpt_set_backlight(struct intel_connector *connector, u32 level)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
u32 val = I915_READ(BLC_PWM_PCH_CTL2) & ~BACKLIGHT_DUTY_CYCLE_MASK;
I915_WRITE(BLC_PWM_PCH_CTL2, val | level);
}
static void pch_set_backlight(struct intel_connector *connector, u32 level)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
u32 tmp;
tmp = I915_READ(BLC_PWM_CPU_CTL) & ~BACKLIGHT_DUTY_CYCLE_MASK;
@ -591,8 +581,7 @@ static void pch_set_backlight(struct intel_connector *connector, u32 level)
static void i9xx_set_backlight(struct intel_connector *connector, u32 level)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 tmp, mask;
@ -603,10 +592,10 @@ static void i9xx_set_backlight(struct intel_connector *connector, u32 level)
lbpc = level * 0xfe / panel->backlight.max + 1;
level /= lbpc;
pci_write_config_byte(dev->pdev, PCI_LBPC, lbpc);
pci_write_config_byte(dev_priv->dev->pdev, PCI_LBPC, lbpc);
}
if (IS_GEN4(dev)) {
if (IS_GEN4(dev_priv)) {
mask = BACKLIGHT_DUTY_CYCLE_MASK;
} else {
level <<= 1;
@ -619,8 +608,7 @@ static void i9xx_set_backlight(struct intel_connector *connector, u32 level)
static void vlv_set_backlight(struct intel_connector *connector, u32 level)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
enum pipe pipe = intel_get_pipe_from_connector(connector);
u32 tmp;
@ -633,8 +621,7 @@ static void vlv_set_backlight(struct intel_connector *connector, u32 level)
static void bxt_set_backlight(struct intel_connector *connector, u32 level)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
I915_WRITE(BXT_BLC_PWM_DUTY(panel->backlight.controller), level);
@ -663,8 +650,7 @@ intel_panel_actually_set_backlight(struct intel_connector *connector, u32 level)
static void intel_panel_set_backlight(struct intel_connector *connector,
u32 user_level, u32 user_max)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 hw_level;
@ -690,8 +676,7 @@ static void intel_panel_set_backlight(struct intel_connector *connector,
void intel_panel_set_backlight_acpi(struct intel_connector *connector,
u32 user_level, u32 user_max)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = intel_get_pipe_from_connector(connector);
u32 hw_level;
@ -726,8 +711,7 @@ void intel_panel_set_backlight_acpi(struct intel_connector *connector,
static void lpt_disable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
u32 tmp;
intel_panel_actually_set_backlight(connector, 0);
@ -752,8 +736,7 @@ static void lpt_disable_backlight(struct intel_connector *connector)
static void pch_disable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
u32 tmp;
intel_panel_actually_set_backlight(connector, 0);
@ -772,8 +755,7 @@ static void i9xx_disable_backlight(struct intel_connector *connector)
static void i965_disable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
u32 tmp;
intel_panel_actually_set_backlight(connector, 0);
@ -784,8 +766,7 @@ static void i965_disable_backlight(struct intel_connector *connector)
static void vlv_disable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
enum pipe pipe = intel_get_pipe_from_connector(connector);
u32 tmp;
@ -800,8 +781,7 @@ static void vlv_disable_backlight(struct intel_connector *connector)
static void bxt_disable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 tmp, val;
@ -830,8 +810,7 @@ static void pwm_disable_backlight(struct intel_connector *connector)
void intel_panel_disable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
if (!panel->backlight.present)
@ -843,7 +822,7 @@ void intel_panel_disable_backlight(struct intel_connector *connector)
* backlight. This will leave the backlight on unnecessarily when
* another client is not activated.
*/
if (dev->switch_power_state == DRM_SWITCH_POWER_CHANGING) {
if (dev_priv->dev->switch_power_state == DRM_SWITCH_POWER_CHANGING) {
DRM_DEBUG_DRIVER("Skipping backlight disable on vga switch\n");
return;
}
@ -860,8 +839,7 @@ void intel_panel_disable_backlight(struct intel_connector *connector)
static void lpt_enable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 pch_ctl1, pch_ctl2;
@ -893,8 +871,7 @@ static void lpt_enable_backlight(struct intel_connector *connector)
static void pch_enable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = intel_get_pipe_from_connector(connector);
enum transcoder cpu_transcoder =
@ -940,8 +917,7 @@ static void pch_enable_backlight(struct intel_connector *connector)
static void i9xx_enable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 ctl, freq;
@ -958,7 +934,7 @@ static void i9xx_enable_backlight(struct intel_connector *connector)
ctl = freq << 17;
if (panel->backlight.combination_mode)
ctl |= BLM_LEGACY_MODE;
if (IS_PINEVIEW(dev) && panel->backlight.active_low_pwm)
if (IS_PINEVIEW(dev_priv) && panel->backlight.active_low_pwm)
ctl |= BLM_POLARITY_PNV;
I915_WRITE(BLC_PWM_CTL, ctl);
@ -972,14 +948,13 @@ static void i9xx_enable_backlight(struct intel_connector *connector)
* 855gm only, but checking for gen2 is safe, as 855gm is the only gen2
* that has backlight.
*/
if (IS_GEN2(dev))
if (IS_GEN2(dev_priv))
I915_WRITE(BLC_HIST_CTL, BLM_HISTOGRAM_ENABLE);
}
static void i965_enable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = intel_get_pipe_from_connector(connector);
u32 ctl, ctl2, freq;
@ -1012,8 +987,7 @@ static void i965_enable_backlight(struct intel_connector *connector)
static void vlv_enable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = intel_get_pipe_from_connector(connector);
u32 ctl, ctl2;
@ -1044,8 +1018,7 @@ static void vlv_enable_backlight(struct intel_connector *connector)
static void bxt_enable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = intel_get_pipe_from_connector(connector);
u32 pwm_ctl, val;
@ -1102,8 +1075,7 @@ static void pwm_enable_backlight(struct intel_connector *connector)
void intel_panel_enable_backlight(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
enum pipe pipe = intel_get_pipe_from_connector(connector);
@ -1278,8 +1250,7 @@ static u32 bxt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
*/
static u32 spt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
u32 mul, clock;
if (I915_READ(SOUTH_CHICKEN1) & SPT_PWM_GRANULARITY)
@ -1299,8 +1270,7 @@ 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_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
u32 mul, clock;
if (I915_READ(SOUTH_CHICKEN2) & LPT_PWM_GRANULARITY)
@ -1393,8 +1363,7 @@ static u32 vlv_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
static u32 get_backlight_max_vbt(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u16 pwm_freq_hz = dev_priv->vbt.backlight.pwm_freq_hz;
u32 pwm;
@ -1427,8 +1396,7 @@ static u32 get_backlight_max_vbt(struct intel_connector *connector)
*/
static u32 get_backlight_min_vbt(struct intel_connector *connector)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
int min;
@ -1453,8 +1421,7 @@ static u32 get_backlight_min_vbt(struct intel_connector *connector)
static int lpt_setup_backlight(struct intel_connector *connector, enum pipe unused)
{
struct drm_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 pch_ctl1, pch_ctl2, val;
@ -1483,8 +1450,7 @@ 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_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 cpu_ctl2, pch_ctl1, pch_ctl2, val;
@ -1514,17 +1480,16 @@ 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_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 ctl, val;
ctl = I915_READ(BLC_PWM_CTL);
if (IS_GEN2(dev) || IS_I915GM(dev) || IS_I945GM(dev))
if (IS_GEN2(dev_priv) || IS_I915GM(dev_priv) || IS_I945GM(dev_priv))
panel->backlight.combination_mode = ctl & BLM_LEGACY_MODE;
if (IS_PINEVIEW(dev))
if (IS_PINEVIEW(dev_priv))
panel->backlight.active_low_pwm = ctl & BLM_POLARITY_PNV;
panel->backlight.max = ctl >> 17;
@ -1552,8 +1517,7 @@ 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_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 ctl, ctl2, val;
@ -1586,8 +1550,7 @@ 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_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 ctl, ctl2, val;
@ -1608,7 +1571,7 @@ static int vlv_setup_backlight(struct intel_connector *connector, enum pipe pipe
panel->backlight.min = get_backlight_min_vbt(connector);
val = _vlv_get_backlight(dev, pipe);
val = _vlv_get_backlight(dev_priv, pipe);
panel->backlight.level = intel_panel_compute_brightness(connector, val);
panel->backlight.enabled = (ctl2 & BLM_PWM_ENABLE) &&
@ -1620,8 +1583,7 @@ 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_device *dev = connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
u32 pwm_ctl, val;
@ -1699,8 +1661,7 @@ static int pwm_setup_backlight(struct intel_connector *connector,
int intel_panel_setup_backlight(struct drm_connector *connector, enum pipe pipe)
{
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->dev);
struct intel_connector *intel_connector = to_intel_connector(connector);
struct intel_panel *panel = &intel_connector->panel;
int ret;
@ -1755,36 +1716,35 @@ void intel_panel_destroy_backlight(struct drm_connector *connector)
static void
intel_panel_init_backlight_funcs(struct intel_panel *panel)
{
struct intel_connector *intel_connector =
struct intel_connector *connector =
container_of(panel, struct intel_connector, panel);
struct drm_device *dev = intel_connector->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
if (IS_BROXTON(dev)) {
if (IS_BROXTON(dev_priv)) {
panel->backlight.setup = bxt_setup_backlight;
panel->backlight.enable = bxt_enable_backlight;
panel->backlight.disable = bxt_disable_backlight;
panel->backlight.set = bxt_set_backlight;
panel->backlight.get = bxt_get_backlight;
panel->backlight.hz_to_pwm = bxt_hz_to_pwm;
} else if (HAS_PCH_LPT(dev) || HAS_PCH_SPT(dev)) {
} else if (HAS_PCH_LPT(dev_priv) || HAS_PCH_SPT(dev_priv)) {
panel->backlight.setup = lpt_setup_backlight;
panel->backlight.enable = lpt_enable_backlight;
panel->backlight.disable = lpt_disable_backlight;
panel->backlight.set = lpt_set_backlight;
panel->backlight.get = lpt_get_backlight;
if (HAS_PCH_LPT(dev))
if (HAS_PCH_LPT(dev_priv))
panel->backlight.hz_to_pwm = lpt_hz_to_pwm;
else
panel->backlight.hz_to_pwm = spt_hz_to_pwm;
} else if (HAS_PCH_SPLIT(dev)) {
} else if (HAS_PCH_SPLIT(dev_priv)) {
panel->backlight.setup = pch_setup_backlight;
panel->backlight.enable = pch_enable_backlight;
panel->backlight.disable = pch_disable_backlight;
panel->backlight.set = pch_set_backlight;
panel->backlight.get = pch_get_backlight;
panel->backlight.hz_to_pwm = pch_hz_to_pwm;
} else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) {
} else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
if (dev_priv->vbt.has_mipi) {
panel->backlight.setup = pwm_setup_backlight;
panel->backlight.enable = pwm_enable_backlight;
@ -1799,7 +1759,7 @@ intel_panel_init_backlight_funcs(struct intel_panel *panel)
panel->backlight.get = vlv_get_backlight;
panel->backlight.hz_to_pwm = vlv_hz_to_pwm;
}
} else if (IS_GEN4(dev)) {
} else if (IS_GEN4(dev_priv)) {
panel->backlight.setup = i965_setup_backlight;
panel->backlight.enable = i965_enable_backlight;
panel->backlight.disable = i965_disable_backlight;