[Intel-gfx] [PATCH] drm/i915: unify HDMI/DP hpd definitions
Paulo Zanoni
przanoni at gmail.com
Thu Feb 7 14:15:26 CET 2013
2013/2/7 Daniel Vetter <daniel.vetter at ffwll.ch>:
> They're physically the same pins and also the same bits, duplicating
> only confuses the reader. This also makes it a bit obvious that we
> have quite some code duplication going on here. Squashing that is for
> a larger rework in our hpd handling though.
>
> Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
> ---
> drivers/gpu/drm/i915/i915_irq.c | 36 ++++++++++++++++++------------------
> drivers/gpu/drm/i915/i915_reg.h | 28 +++++++++-------------------
> drivers/gpu/drm/i915/intel_dp.c | 12 ++++++------
> drivers/gpu/drm/i915/intel_hdmi.c | 10 +++++-----
> 4 files changed, 38 insertions(+), 48 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> index 13bb8d3..b27ffdb 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -2137,12 +2137,12 @@ static void valleyview_hpd_irq_setup(struct drm_device *dev)
> u32 hotplug_en = I915_READ(PORT_HOTPLUG_EN);
>
> /* Note HDMI and DP share bits */
> - if (dev_priv->hotplug_supported_mask & HDMIB_HOTPLUG_INT_STATUS)
> - hotplug_en |= HDMIB_HOTPLUG_INT_EN;
> - if (dev_priv->hotplug_supported_mask & HDMIC_HOTPLUG_INT_STATUS)
> - hotplug_en |= HDMIC_HOTPLUG_INT_EN;
> - if (dev_priv->hotplug_supported_mask & HDMID_HOTPLUG_INT_STATUS)
> - hotplug_en |= HDMID_HOTPLUG_INT_EN;
> + if (dev_priv->hotplug_supported_mask & PORTB_HOTPLUG_INT_STATUS)
> + hotplug_en |= PORTB_HOTPLUG_INT_EN;
> + if (dev_priv->hotplug_supported_mask & PORTC_HOTPLUG_INT_STATUS)
> + hotplug_en |= PORTC_HOTPLUG_INT_EN;
> + if (dev_priv->hotplug_supported_mask & PORTD_HOTPLUG_INT_STATUS)
> + hotplug_en |= PORTD_HOTPLUG_INT_EN;
> if (dev_priv->hotplug_supported_mask & SDVOC_HOTPLUG_INT_STATUS_I915)
> hotplug_en |= SDVOC_HOTPLUG_INT_EN;
> if (dev_priv->hotplug_supported_mask & SDVOB_HOTPLUG_INT_STATUS_I915)
> @@ -2408,12 +2408,12 @@ static void i915_hpd_irq_setup(struct drm_device *dev)
> if (I915_HAS_HOTPLUG(dev)) {
> hotplug_en = I915_READ(PORT_HOTPLUG_EN);
>
> - if (dev_priv->hotplug_supported_mask & HDMIB_HOTPLUG_INT_STATUS)
> - hotplug_en |= HDMIB_HOTPLUG_INT_EN;
> - if (dev_priv->hotplug_supported_mask & HDMIC_HOTPLUG_INT_STATUS)
> - hotplug_en |= HDMIC_HOTPLUG_INT_EN;
> - if (dev_priv->hotplug_supported_mask & HDMID_HOTPLUG_INT_STATUS)
> - hotplug_en |= HDMID_HOTPLUG_INT_EN;
> + if (dev_priv->hotplug_supported_mask & PORTB_HOTPLUG_INT_STATUS)
> + hotplug_en |= PORTB_HOTPLUG_INT_EN;
> + if (dev_priv->hotplug_supported_mask & PORTC_HOTPLUG_INT_STATUS)
> + hotplug_en |= PORTC_HOTPLUG_INT_EN;
> + if (dev_priv->hotplug_supported_mask & PORTD_HOTPLUG_INT_STATUS)
> + hotplug_en |= PORTD_HOTPLUG_INT_EN;
> if (dev_priv->hotplug_supported_mask & SDVOC_HOTPLUG_INT_STATUS_I915)
> hotplug_en |= SDVOC_HOTPLUG_INT_EN;
> if (dev_priv->hotplug_supported_mask & SDVOB_HOTPLUG_INT_STATUS_I915)
> @@ -2642,12 +2642,12 @@ static void i965_hpd_irq_setup(struct drm_device *dev)
>
> /* Note HDMI and DP share hotplug bits */
> hotplug_en = 0;
> - if (dev_priv->hotplug_supported_mask & HDMIB_HOTPLUG_INT_STATUS)
> - hotplug_en |= HDMIB_HOTPLUG_INT_EN;
> - if (dev_priv->hotplug_supported_mask & HDMIC_HOTPLUG_INT_STATUS)
> - hotplug_en |= HDMIC_HOTPLUG_INT_EN;
> - if (dev_priv->hotplug_supported_mask & HDMID_HOTPLUG_INT_STATUS)
> - hotplug_en |= HDMID_HOTPLUG_INT_EN;
> + if (dev_priv->hotplug_supported_mask & PORTB_HOTPLUG_INT_STATUS)
> + hotplug_en |= PORTB_HOTPLUG_INT_EN;
> + if (dev_priv->hotplug_supported_mask & PORTC_HOTPLUG_INT_STATUS)
> + hotplug_en |= PORTC_HOTPLUG_INT_EN;
> + if (dev_priv->hotplug_supported_mask & PORTD_HOTPLUG_INT_STATUS)
> + hotplug_en |= PORTD_HOTPLUG_INT_EN;
> if (IS_G4X(dev)) {
> if (dev_priv->hotplug_supported_mask & SDVOC_HOTPLUG_INT_STATUS_G4X)
> hotplug_en |= SDVOC_HOTPLUG_INT_EN;
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 8754f91..b9fdc99 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -1625,12 +1625,9 @@
>
> /* Hotplug control (945+ only) */
> #define PORT_HOTPLUG_EN (dev_priv->info->display_mmio_offset + 0x61110)
> -#define HDMIB_HOTPLUG_INT_EN (1 << 29)
> -#define DPB_HOTPLUG_INT_EN (1 << 29)
> -#define HDMIC_HOTPLUG_INT_EN (1 << 28)
> -#define DPC_HOTPLUG_INT_EN (1 << 28)
> -#define HDMID_HOTPLUG_INT_EN (1 << 27)
> -#define DPD_HOTPLUG_INT_EN (1 << 27)
> +#define PORTB_HOTPLUG_INT_EN (1 << 29)
> +#define PORTC_HOTPLUG_INT_EN (1 << 28)
> +#define PORTD_HOTPLUG_INT_EN (1 << 27)
> #define SDVOB_HOTPLUG_INT_EN (1 << 26)
> #define SDVOC_HOTPLUG_INT_EN (1 << 25)
> #define TV_HOTPLUG_INT_EN (1 << 18)
> @@ -1653,19 +1650,12 @@
>
> #define PORT_HOTPLUG_STAT (dev_priv->info->display_mmio_offset + 0x61114)
> /* HDMI/DP bits are gen4+ */
> -#define DPB_HOTPLUG_LIVE_STATUS (1 << 29)
> -#define DPC_HOTPLUG_LIVE_STATUS (1 << 28)
> -#define DPD_HOTPLUG_LIVE_STATUS (1 << 27)
> -#define DPD_HOTPLUG_INT_STATUS (3 << 21)
> -#define DPC_HOTPLUG_INT_STATUS (3 << 19)
> -#define DPB_HOTPLUG_INT_STATUS (3 << 17)
> -/* HDMI bits are shared with the DP bits */
> -#define HDMIB_HOTPLUG_LIVE_STATUS (1 << 29)
> -#define HDMIC_HOTPLUG_LIVE_STATUS (1 << 28)
> -#define HDMID_HOTPLUG_LIVE_STATUS (1 << 27)
> -#define HDMID_HOTPLUG_INT_STATUS (3 << 21)
> -#define HDMIC_HOTPLUG_INT_STATUS (3 << 19)
> -#define HDMIB_HOTPLUG_INT_STATUS (3 << 17)
> +#define PORTB_HOTPLUG_LIVE_STATUS (1 << 29)
> +#define PORTC_HOTPLUG_LIVE_STATUS (1 << 28)
> +#define PORTD_HOTPLUG_LIVE_STATUS (1 << 27)
> +#define PORTD_HOTPLUG_INT_STATUS (3 << 21)
> +#define PORTC_HOTPLUG_INT_STATUS (3 << 19)
> +#define PORTB_HOTPLUG_INT_STATUS (3 << 17)
> /* CRT/TV common between gen3+ */
> #define CRT_HOTPLUG_INT_STATUS (1 << 11)
> #define TV_HOTPLUG_INT_STATUS (1 << 10)
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index 56e408b..7b8bfe8 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -2302,13 +2302,13 @@ g4x_dp_detect(struct intel_dp *intel_dp)
>
> switch (intel_dig_port->port) {
> case PORT_B:
> - bit = DPB_HOTPLUG_LIVE_STATUS;
> + bit = PORTB_HOTPLUG_LIVE_STATUS;
> break;
> case PORT_C:
> - bit = DPC_HOTPLUG_LIVE_STATUS;
> + bit = PORTC_HOTPLUG_LIVE_STATUS;
> break;
> case PORT_D:
> - bit = DPD_HOTPLUG_LIVE_STATUS;
> + bit = PORTD_HOTPLUG_LIVE_STATUS;
> break;
> default:
> return connector_status_unknown;
> @@ -2838,15 +2838,15 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
> name = "DPDDC-A";
> break;
> case PORT_B:
> - dev_priv->hotplug_supported_mask |= DPB_HOTPLUG_INT_STATUS;
> + dev_priv->hotplug_supported_mask |= PORTB_HOTPLUG_INT_STATUS;
> name = "DPDDC-B";
> break;
> case PORT_C:
> - dev_priv->hotplug_supported_mask |= DPC_HOTPLUG_INT_STATUS;
> + dev_priv->hotplug_supported_mask |= PORTC_HOTPLUG_INT_STATUS;
> name = "DPDDC-C";
> break;
> case PORT_D:
> - dev_priv->hotplug_supported_mask |= DPD_HOTPLUG_INT_STATUS;
> + dev_priv->hotplug_supported_mask |= PORTD_HOTPLUG_INT_STATUS;
> name = "DPDDC-D";
> break;
> default:
> diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
> index 5b4efd6..5a6138c 100644
> --- a/drivers/gpu/drm/i915/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/intel_hdmi.c
> @@ -802,10 +802,10 @@ static bool g4x_hdmi_connected(struct intel_hdmi *intel_hdmi)
>
> switch (intel_dig_port->port) {
> case PORT_B:
> - bit = HDMIB_HOTPLUG_LIVE_STATUS;
> + bit = PORTB_HOTPLUG_LIVE_STATUS;
> break;
> case PORT_C:
> - bit = HDMIC_HOTPLUG_LIVE_STATUS;
> + bit = PORTC_HOTPLUG_LIVE_STATUS;
> break;
> default:
> bit = 0;
> @@ -1022,15 +1022,15 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
> switch (port) {
> case PORT_B:
> intel_hdmi->ddc_bus = GMBUS_PORT_DPB;
> - dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
> + dev_priv->hotplug_supported_mask |= PORTB_HOTPLUG_INT_STATUS;
> break;
> case PORT_C:
> intel_hdmi->ddc_bus = GMBUS_PORT_DPC;
> - dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
> + dev_priv->hotplug_supported_mask |= PORTC_HOTPLUG_INT_STATUS;
> break;
> case PORT_D:
> intel_hdmi->ddc_bus = GMBUS_PORT_DPD;
> - dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS;
> + dev_priv->hotplug_supported_mask |= PORTD_HOTPLUG_INT_STATUS;
> break;
> case PORT_A:
> /* Internal port only for eDP. */
> --
> 1.7.10.4
>
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--
Paulo Zanoni
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