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authorRodrigo Vivi <rodrigo.vivi@intel.com>2016-04-27 00:59:51 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2016-07-18 19:46:19 +0300
commita4a027a860ff58df8df0796d730397a3b30dbc9a (patch)
tree4e19f6f09310325f81a5d81c128e9f81039a37b9 /drivers/gpu/drm/i915/intel_csr.c
parentbc7135b9a430520448590ffeb1ff54c0b4dfd8d5 (diff)
downloadlinux-a4a027a860ff58df8df0796d730397a3b30dbc9a.tar.xz
drm/i915/kbl: Introduce the first official DMC for Kabylake.
Version 1.01. This firmware is made for Kabylake platform so it doesn't need the stepping workaround that we had before. v2: Rebased on top of latest nightly with min version required change. v3: With right CSR_VERSION (Patrik). Cc: Christophe Prigent <christophe.prigent@intel.com> Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Reviewed-by: Ben Widawsky <benjamin.widawsky@intel.com> (v1) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Link: http://patchwork.freedesktop.org/patch/msgid/1461707991-15336-1-git-send-email-rodrigo.vivi@intel.com (cherry picked from commit 4922d4919596219864686be1e70dcd92c685ec9f) Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_csr.c')
-rw-r--r--drivers/gpu/drm/i915/intel_csr.c30
1 files changed, 19 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
index a34c23eceba0..2b3b428d9cd2 100644
--- a/drivers/gpu/drm/i915/intel_csr.c
+++ b/drivers/gpu/drm/i915/intel_csr.c
@@ -41,16 +41,22 @@
* be moved to FW_FAILED.
*/
+#define I915_CSR_KBL "i915/kbl_dmc_ver1.bin"
+MODULE_FIRMWARE(I915_CSR_KBL);
+#define KBL_CSR_VERSION_REQUIRED CSR_VERSION(1, 1)
+
#define I915_CSR_SKL "i915/skl_dmc_ver1.bin"
+MODULE_FIRMWARE(I915_CSR_SKL);
+#define SKL_CSR_VERSION_REQUIRED CSR_VERSION(1, 23)
+
#define I915_CSR_BXT "i915/bxt_dmc_ver1.bin"
+MODULE_FIRMWARE(I915_CSR_BXT);
+#define BXT_CSR_VERSION_REQUIRED CSR_VERSION(1, 7)
#define FIRMWARE_URL "https://01.org/linuxgraphics/intel-linux-graphics-firmwares"
-MODULE_FIRMWARE(I915_CSR_SKL);
-MODULE_FIRMWARE(I915_CSR_BXT);
-#define SKL_CSR_VERSION_REQUIRED CSR_VERSION(1, 23)
-#define BXT_CSR_VERSION_REQUIRED CSR_VERSION(1, 7)
+
#define CSR_MAX_FW_SIZE 0x2FFF
#define CSR_DEFAULT_FW_OFFSET 0xFFFFFFFF
@@ -169,12 +175,10 @@ struct stepping_info {
char substepping;
};
-/*
- * Kabylake derivated from Skylake H0, so SKL H0
- * is the right firmware for KBL A0 (revid 0).
- */
static const struct stepping_info kbl_stepping_info[] = {
- {'H', '0'}, {'I', '0'}
+ {'A', '0'}, {'B', '0'}, {'C', '0'},
+ {'D', '0'}, {'E', '0'}, {'F', '0'},
+ {'G', '0'}, {'H', '0'}, {'I', '0'},
};
static const struct stepping_info skl_stepping_info[] = {
@@ -298,7 +302,9 @@ static uint32_t *parse_csr_fw(struct drm_i915_private *dev_priv,
csr->version = css_header->version;
- if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) {
+ if (IS_KABYLAKE(dev_priv)) {
+ required_min_version = KBL_CSR_VERSION_REQUIRED;
+ } else if (IS_SKYLAKE(dev_priv)) {
required_min_version = SKL_CSR_VERSION_REQUIRED;
} else if (IS_BROXTON(dev_priv)) {
required_min_version = BXT_CSR_VERSION_REQUIRED;
@@ -446,7 +452,9 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
if (!HAS_CSR(dev_priv))
return;
- if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
+ if (IS_KABYLAKE(dev_priv))
+ csr->fw_path = I915_CSR_KBL;
+ else if (IS_SKYLAKE(dev_priv))
csr->fw_path = I915_CSR_SKL;
else if (IS_BROXTON(dev_priv))
csr->fw_path = I915_CSR_BXT;