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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
hifive-unleashed-5.1
Rodrigo Vivi 2016-04-26 14:59:51 -07:00
parent cba6dba4e5
commit 4922d49195
1 changed files with 19 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
drivers/gpu/drm/i915/intel_csr.c
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@ -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;