We don't need to have distinct flag for alpha quality if
we agree that setting the first production revid to be the
epoch for stepping out from alpha quality on that platform.
v2: rebase, comment beautification
Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Tomi Sarvela <tomi.p.sarvela@xxxxxxxxx>
Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.c | 2 +-
drivers/gpu/drm/i915/i915_pci.c | 3 +--
drivers/gpu/drm/i915/intel_chipset.h | 2 +-
drivers/gpu/drm/i915/intel_device_info.h | 1 -
4 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 86725c272251..74d3cccca905 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -858,7 +858,7 @@ static void intel_detect_preproduction_hw(struct drm_i915_private *dev_priv)
pre |= IS_HSW_EARLY_SDV(dev_priv);
pre |= IS_PREPRODUCTION_HW(dev_priv);
- if (pre && FIRST_PRODUCT_REVID(info) != PRODUCT_REVID_UNKNOWN) {
+ if (pre && !IS_PLATFORM_SUPPORT_ALPHA(info)) {
DRM_ERROR("This is a pre-production stepping. "
"It may not be fully functional.\n");
add_taint(TAINT_MACHINE_CHECK, LOCKDEP_STILL_OK);
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 60a02082055c..4a5a4f8778ad 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -604,7 +604,6 @@ static const struct intel_device_info intel_cannonlake_info = {
static const struct intel_device_info intel_icelake_11_info = {
GEN11_FEATURES,
PLATFORM(INTEL_ICELAKE),
- .is_alpha_support = 1,
.has_resource_streamer = 0,
.ring_mask = RENDER_RING | BLT_RING | VEBOX_RING | BSD_RING | BSD3_RING,
};
@@ -689,7 +688,7 @@ static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
(struct intel_device_info *) ent->driver_data;
int err;
- if (IS_ALPHA_SUPPORT(intel_info) && !i915_modparams.alpha_support) {
+ if (IS_PLATFORM_SUPPORT_ALPHA(intel_info) && !i915_modparams.alpha_support) {
DRM_INFO("The driver support for your hardware in this kernel version is alpha quality\n"
"See CONFIG_DRM_I915_ALPHA_SUPPORT or i915.alpha_support module parameter\n"
"to enable support in this kernel version, or check for kernel updates.\n");
diff --git a/drivers/gpu/drm/i915/intel_chipset.h b/drivers/gpu/drm/i915/intel_chipset.h
index a917ab40f857..946c889c0118 100644
--- a/drivers/gpu/drm/i915/intel_chipset.h
+++ b/drivers/gpu/drm/i915/intel_chipset.h
@@ -125,11 +125,11 @@
#define IS_CNL_WITH_PORT_F(dev_priv) (IS_CANNONLAKE(dev_priv) && \
(INTEL_DEVID(dev_priv) & 0x0004) == 0x0004)
-#define IS_ALPHA_SUPPORT(intel_info) ((intel_info)->is_alpha_support)
#define PRODUCT_REVID_UNKNOWN REVID_FOREVER
#define FIRST_PRODUCT_REVID(intel_info) ((intel_info)->first_product_revid)
#define IS_PREPRODUCTION_HW(dev_priv) (INTEL_REVID(dev_priv) < FIRST_PRODUCT_REVID(INTEL_INFO(dev_priv)))
+#define IS_PLATFORM_SUPPORT_ALPHA(intel_info) (FIRST_PRODUCT_REVID(intel_info) == PRODUCT_REVID_UNKNOWN)
#define SKL_REVID_A0 0x0
#define SKL_REVID_B0 0x1
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index 64ec283003dd..a66837db341b 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -77,7 +77,6 @@ enum intel_platform {
#define DEV_INFO_FOR_EACH_FLAG(func) \
func(is_mobile); \
func(is_lp); \
- func(is_alpha_support); \
/* Keep has_* in alphabetical order */ \
func(has_64bit_reloc); \
func(has_aliasing_ppgtt); \
--
2.17.0
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