From: Anusha Srivatsa <anusha.sriva...@intel.com>
This patch loads the DMC on GLK. There is a single
firmware image for all steppings on a GLK.
Cc: Rodrigo Vivi <rodrigo.v...@intel.com>
Signed-off-by: Anusha Srivatsa <anusha.sriva...@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.v...@intel.com>
---
drivers/gpu/drm/i915/intel_csr.c | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
index 9cbb8d8..0085bc7 100644
--- a/drivers/gpu/drm/i915/intel_csr.c
+++ b/drivers/gpu/drm/i915/intel_csr.c
@@ -34,6 +34,10 @@
* low-power state and comes back to normal.
*/
+#define I915_CSR_GLK "i915/glk_dmc_ver1_01.bin"
+MODULE_FIRMWARE(I915_CSR_GLK);
+#define GLK_CSR_VERSION_REQUIRED CSR_VERSION(1, 1)
+
#define I915_CSR_KBL "i915/kbl_dmc_ver1_01.bin"
MODULE_FIRMWARE(I915_CSR_KBL);
#define KBL_CSR_VERSION_REQUIRED CSR_VERSION(1, 1)
@@ -286,7 +290,9 @@ static uint32_t *parse_csr_fw(struct drm_i915_private
*dev_priv,
csr->version = css_header->version;
- if (IS_KABYLAKE(dev_priv)) {
+ if (IS_GEMINILAKE(dev_priv)) {
+ required_version = GLK_CSR_VERSION_REQUIRED;
+ } else if (IS_KABYLAKE(dev_priv)) {
required_version = KBL_CSR_VERSION_REQUIRED;
} else if (IS_SKYLAKE(dev_priv)) {
required_version = SKL_CSR_VERSION_REQUIRED;
@@ -435,7 +441,9 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
if (!HAS_CSR(dev_priv))
return;
- if (IS_KABYLAKE(dev_priv))
+ if (IS_GEMINILAKE(dev_priv))
+ csr->fw_path = I915_CSR_GLK;
+ else if (IS_KABYLAKE(dev_priv))
csr->fw_path = I915_CSR_KBL;
else if (IS_SKYLAKE(dev_priv))
csr->fw_path = I915_CSR_SKL;
--
2.5.5
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