diff options
author | Rajat Jain <rajatja@google.com> | 2019-12-20 12:03:51 -0800 |
---|---|---|
committer | Jani Nikula <jani.nikula@intel.com> | 2020-01-24 12:58:39 +0200 |
commit | 5fb443063009b71bb4cbebfbbd0b00a37016b53f (patch) | |
tree | b2cb5dc7501d1b9b7c7888fa34c97ffc1e4d4614 /drivers/gpu/drm/i915/display/intel_opregion.c | |
parent | d62f416f925dc615256193c76aebd582ae88bcaf (diff) | |
download | linux-5fb443063009b71bb4cbebfbbd0b00a37016b53f.tar.gz linux-5fb443063009b71bb4cbebfbbd0b00a37016b53f.tar.bz2 linux-5fb443063009b71bb4cbebfbbd0b00a37016b53f.zip |
drm/i915/acpi: Move the code to populate ACPI device ID into intel_acpi
Move the code that populates the ACPI device ID for devices, into more
appripriate intel_acpi.c. This is done in preparation for more users of
this code.
Signed-off-by: Rajat Jain <rajatja@google.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191220200353.252399-1-rajatja@google.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_opregion.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_opregion.c | 80 |
1 files changed, 4 insertions, 76 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c index e59b4992ba1b..c74282fcee9f 100644 --- a/drivers/gpu/drm/i915/display/intel_opregion.c +++ b/drivers/gpu/drm/i915/display/intel_opregion.c @@ -35,6 +35,7 @@ #include "display/intel_panel.h" #include "i915_drv.h" +#include "intel_acpi.h" #include "intel_display_types.h" #include "intel_opregion.h" @@ -242,29 +243,6 @@ struct opregion_asle_ext { #define SWSCI_SBCB_POST_VBE_PM SWSCI_FUNCTION_CODE(SWSCI_SBCB, 19) #define SWSCI_SBCB_ENABLE_DISABLE_AUDIO SWSCI_FUNCTION_CODE(SWSCI_SBCB, 21) -/* - * ACPI Specification, Revision 5.0, Appendix B.3.2 _DOD (Enumerate All Devices - * Attached to the Display Adapter). - */ -#define ACPI_DISPLAY_INDEX_SHIFT 0 -#define ACPI_DISPLAY_INDEX_MASK (0xf << 0) -#define ACPI_DISPLAY_PORT_ATTACHMENT_SHIFT 4 -#define ACPI_DISPLAY_PORT_ATTACHMENT_MASK (0xf << 4) -#define ACPI_DISPLAY_TYPE_SHIFT 8 -#define ACPI_DISPLAY_TYPE_MASK (0xf << 8) -#define ACPI_DISPLAY_TYPE_OTHER (0 << 8) -#define ACPI_DISPLAY_TYPE_VGA (1 << 8) -#define ACPI_DISPLAY_TYPE_TV (2 << 8) -#define ACPI_DISPLAY_TYPE_EXTERNAL_DIGITAL (3 << 8) -#define ACPI_DISPLAY_TYPE_INTERNAL_DIGITAL (4 << 8) -#define ACPI_VENDOR_SPECIFIC_SHIFT 12 -#define ACPI_VENDOR_SPECIFIC_MASK (0xf << 12) -#define ACPI_BIOS_CAN_DETECT (1 << 16) -#define ACPI_DEPENDS_ON_VGA (1 << 17) -#define ACPI_PIPE_ID_SHIFT 18 -#define ACPI_PIPE_ID_MASK (7 << 18) -#define ACPI_DEVICE_ID_SCHEME (1 << 31) - #define MAX_DSLP 1500 static int swsci(struct drm_i915_private *dev_priv, @@ -662,54 +640,12 @@ static void set_did(struct intel_opregion *opregion, int i, u32 val) } } -static u32 acpi_display_type(struct intel_connector *connector) -{ - u32 display_type; - - switch (connector->base.connector_type) { - case DRM_MODE_CONNECTOR_VGA: - case DRM_MODE_CONNECTOR_DVIA: - display_type = ACPI_DISPLAY_TYPE_VGA; - break; - case DRM_MODE_CONNECTOR_Composite: - case DRM_MODE_CONNECTOR_SVIDEO: - case DRM_MODE_CONNECTOR_Component: - case DRM_MODE_CONNECTOR_9PinDIN: - case DRM_MODE_CONNECTOR_TV: - display_type = ACPI_DISPLAY_TYPE_TV; - break; - case DRM_MODE_CONNECTOR_DVII: - case DRM_MODE_CONNECTOR_DVID: - case DRM_MODE_CONNECTOR_DisplayPort: - case DRM_MODE_CONNECTOR_HDMIA: - case DRM_MODE_CONNECTOR_HDMIB: - display_type = ACPI_DISPLAY_TYPE_EXTERNAL_DIGITAL; - break; - case DRM_MODE_CONNECTOR_LVDS: - case DRM_MODE_CONNECTOR_eDP: - case DRM_MODE_CONNECTOR_DSI: - display_type = ACPI_DISPLAY_TYPE_INTERNAL_DIGITAL; - break; - case DRM_MODE_CONNECTOR_Unknown: - case DRM_MODE_CONNECTOR_VIRTUAL: - display_type = ACPI_DISPLAY_TYPE_OTHER; - break; - default: - MISSING_CASE(connector->base.connector_type); - display_type = ACPI_DISPLAY_TYPE_OTHER; - break; - } - - return display_type; -} - static void intel_didl_outputs(struct drm_i915_private *dev_priv) { struct intel_opregion *opregion = &dev_priv->opregion; struct intel_connector *connector; struct drm_connector_list_iter conn_iter; int i = 0, max_outputs; - int display_index[16] = {}; /* * In theory, did2, the extended didl, gets added at opregion version @@ -721,20 +657,12 @@ static void intel_didl_outputs(struct drm_i915_private *dev_priv) max_outputs = ARRAY_SIZE(opregion->acpi->didl) + ARRAY_SIZE(opregion->acpi->did2); + intel_acpi_device_id_update(dev_priv); + drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter); for_each_intel_connector_iter(connector, &conn_iter) { - u32 device_id, type; - - device_id = acpi_display_type(connector); - - /* Use display type specific display index. */ - type = (device_id & ACPI_DISPLAY_TYPE_MASK) - >> ACPI_DISPLAY_TYPE_SHIFT; - device_id |= display_index[type]++ << ACPI_DISPLAY_INDEX_SHIFT; - - connector->acpi_device_id = device_id; if (i < max_outputs) - set_did(opregion, i, device_id); + set_did(opregion, i, connector->acpi_device_id); i++; } drm_connector_list_iter_end(&conn_iter); |