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authorMichal Wajdeczko2017-12-06 14:53:11 +0100
committerChris Wilson2017-12-06 15:41:47 +0100
commit0dd940c8cec444d1864788b654280f96863f6d73 (patch)
tree108bb953176d6ce6d554029df8a8529040a22bdc /drivers/gpu/drm/i915/intel_guc_fw.c
parentdrm/i915/huc: Move firmware selection to init_early (diff)
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drm/i915/guc: Move firmware selection to init_early
Doing GuC firmware path selection from sanitize_options function is not perfect, while there is no problem with doing so during early init stage as we already have all needed data. Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Sagar Arun Kamble <sagar.a.kamble@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20171206135316.32556-2-michal.wajdeczko@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc_fw.c')
-rw-r--r--drivers/gpu/drm/i915/intel_guc_fw.c63
1 files changed, 36 insertions, 27 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc_fw.c b/drivers/gpu/drm/i915/intel_guc_fw.c
index 89862fa8ab42..cbc51c960425 100644
--- a/drivers/gpu/drm/i915/intel_guc_fw.c
+++ b/drivers/gpu/drm/i915/intel_guc_fw.c
@@ -56,45 +56,54 @@ MODULE_FIRMWARE(I915_KBL_GUC_UCODE);
#define I915_GLK_GUC_UCODE GUC_FW_PATH(glk, GLK_FW_MAJOR, GLK_FW_MINOR)
-/**
- * intel_guc_fw_select() - selects GuC firmware for uploading
- *
- * @guc: intel_guc struct
- *
- * Return: zero when we know firmware, non-zero in other case
- */
-int intel_guc_fw_select(struct intel_guc *guc)
+static void guc_fw_select(struct intel_uc_fw *guc_fw)
{
+ struct intel_guc *guc = container_of(guc_fw, struct intel_guc, fw);
struct drm_i915_private *dev_priv = guc_to_i915(guc);
- intel_uc_fw_init(&guc->fw, INTEL_UC_FW_TYPE_GUC);
+ GEM_BUG_ON(guc_fw->type != INTEL_UC_FW_TYPE_GUC);
+
+ if (!HAS_GUC(dev_priv))
+ return;
if (i915_modparams.guc_firmware_path) {
- guc->fw.path = i915_modparams.guc_firmware_path;
- guc->fw.major_ver_wanted = 0;
- guc->fw.minor_ver_wanted = 0;
+ guc_fw->path = i915_modparams.guc_firmware_path;
+ guc_fw->major_ver_wanted = 0;
+ guc_fw->minor_ver_wanted = 0;
} else if (IS_SKYLAKE(dev_priv)) {
- guc->fw.path = I915_SKL_GUC_UCODE;
- guc->fw.major_ver_wanted = SKL_FW_MAJOR;
- guc->fw.minor_ver_wanted = SKL_FW_MINOR;
+ guc_fw->path = I915_SKL_GUC_UCODE;
+ guc_fw->major_ver_wanted = SKL_FW_MAJOR;
+ guc_fw->minor_ver_wanted = SKL_FW_MINOR;
} else if (IS_BROXTON(dev_priv)) {
- guc->fw.path = I915_BXT_GUC_UCODE;
- guc->fw.major_ver_wanted = BXT_FW_MAJOR;
- guc->fw.minor_ver_wanted = BXT_FW_MINOR;
+ guc_fw->path = I915_BXT_GUC_UCODE;
+ guc_fw->major_ver_wanted = BXT_FW_MAJOR;
+ guc_fw->minor_ver_wanted = BXT_FW_MINOR;
} else if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) {
- guc->fw.path = I915_KBL_GUC_UCODE;
- guc->fw.major_ver_wanted = KBL_FW_MAJOR;
- guc->fw.minor_ver_wanted = KBL_FW_MINOR;
+ guc_fw->path = I915_KBL_GUC_UCODE;
+ guc_fw->major_ver_wanted = KBL_FW_MAJOR;
+ guc_fw->minor_ver_wanted = KBL_FW_MINOR;
} else if (IS_GEMINILAKE(dev_priv)) {
- guc->fw.path = I915_GLK_GUC_UCODE;
- guc->fw.major_ver_wanted = GLK_FW_MAJOR;
- guc->fw.minor_ver_wanted = GLK_FW_MINOR;
+ guc_fw->path = I915_GLK_GUC_UCODE;
+ guc_fw->major_ver_wanted = GLK_FW_MAJOR;
+ guc_fw->minor_ver_wanted = GLK_FW_MINOR;
} else {
- DRM_ERROR("No GuC firmware known for platform with GuC!\n");
- return -ENOENT;
+ DRM_WARN("%s: No firmware known for this platform!\n",
+ intel_uc_fw_type_repr(guc_fw->type));
}
+}
- return 0;
+/**
+ * intel_guc_fw_init_early() - initializes GuC firmware struct
+ * @guc: intel_guc struct
+ *
+ * On platforms with GuC selects firmware for uploading
+ */
+void intel_guc_fw_init_early(struct intel_guc *guc)
+{
+ struct intel_uc_fw *guc_fw = &guc->fw;
+
+ intel_uc_fw_init(guc_fw, INTEL_UC_FW_TYPE_GUC);
+ guc_fw_select(guc_fw);
}
static void guc_prepare_xfer(struct intel_guc *guc)