@@ -2416,7 +2416,7 @@ static int i915_llc(struct seq_file *m, void *data)
static int i915_guc_load_status_info(struct seq_file *m, void *data)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
- struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
+ struct intel_uc_fw *guc_fw = &dev_priv->guc.guc_fw;
u32 tmp, i;
if (!HAS_GUC_UCODE(dev_priv))
@@ -2424,15 +2424,15 @@ static int i915_guc_load_status_info(struct seq_file *m, void *data)
seq_printf(m, "GuC firmware status:\n");
seq_printf(m, "\tpath: %s\n",
- guc_fw->guc_fw_path);
+ guc_fw->uc_fw_path);
seq_printf(m, "\tfetch: %s\n",
- intel_guc_fw_status_repr(guc_fw->guc_fw_fetch_status));
+ intel_uc_fw_status_repr(guc_fw->fetch_status));
seq_printf(m, "\tload: %s\n",
- intel_guc_fw_status_repr(guc_fw->guc_fw_load_status));
+ intel_uc_fw_status_repr(guc_fw->load_status));
seq_printf(m, "\tversion wanted: %d.%d\n",
- guc_fw->guc_fw_major_wanted, guc_fw->guc_fw_minor_wanted);
+ guc_fw->major_ver_wanted, guc_fw->minor_ver_wanted);
seq_printf(m, "\tversion found: %d.%d\n",
- guc_fw->guc_fw_major_found, guc_fw->guc_fw_minor_found);
+ guc_fw->major_ver_found, guc_fw->minor_ver_found);
seq_printf(m, "\theader: offset is %d; size = %d\n",
guc_fw->header_offset, guc_fw->header_size);
seq_printf(m, "\tuCode: offset is %d; size = %d\n",
@@ -1057,7 +1057,7 @@ int intel_guc_suspend(struct drm_device *dev)
struct i915_gem_context *ctx;
u32 data[3];
- if (guc->guc_fw.guc_fw_load_status != GUC_FIRMWARE_SUCCESS)
+ if (guc->guc_fw.load_status != UC_FIRMWARE_SUCCESS)
return 0;
ctx = dev_priv->kernel_context;
@@ -1083,7 +1083,7 @@ int intel_guc_resume(struct drm_device *dev)
struct i915_gem_context *ctx;
u32 data[3];
- if (guc->guc_fw.guc_fw_load_status != GUC_FIRMWARE_SUCCESS)
+ if (guc->guc_fw.load_status != UC_FIRMWARE_SUCCESS)
return 0;
ctx = dev_priv->kernel_context;
@@ -89,29 +89,29 @@ struct i915_guc_client {
uint64_t submissions[I915_NUM_ENGINES];
};
-enum intel_guc_fw_status {
- GUC_FIRMWARE_FAIL = -1,
- GUC_FIRMWARE_NONE = 0,
- GUC_FIRMWARE_PENDING,
- GUC_FIRMWARE_SUCCESS
+enum intel_uc_fw_status {
+ UC_FIRMWARE_FAIL = -1,
+ UC_FIRMWARE_NONE = 0,
+ UC_FIRMWARE_PENDING,
+ UC_FIRMWARE_SUCCESS
};
/*
* This structure encapsulates all the data needed during the process
* of fetching, caching, and loading the firmware image into the GuC.
*/
-struct intel_guc_fw {
- struct drm_device * guc_dev;
- const char * guc_fw_path;
- size_t guc_fw_size;
- struct drm_i915_gem_object * guc_fw_obj;
- enum intel_guc_fw_status guc_fw_fetch_status;
- enum intel_guc_fw_status guc_fw_load_status;
-
- uint16_t guc_fw_major_wanted;
- uint16_t guc_fw_minor_wanted;
- uint16_t guc_fw_major_found;
- uint16_t guc_fw_minor_found;
+struct intel_uc_fw {
+ struct drm_device *uc_dev;
+ const char *uc_fw_path;
+ size_t uc_fw_size;
+ struct drm_i915_gem_object *uc_fw_obj;
+ enum intel_uc_fw_status fetch_status;
+ enum intel_uc_fw_status load_status;
+
+ uint16_t major_ver_wanted;
+ uint16_t minor_ver_wanted;
+ uint16_t major_ver_found;
+ uint16_t minor_ver_found;
uint32_t header_size;
uint32_t header_offset;
@@ -122,7 +122,7 @@ struct intel_guc_fw {
};
struct intel_guc {
- struct intel_guc_fw guc_fw;
+ struct intel_uc_fw guc_fw;
uint32_t log_flags;
struct i915_vma *log_vma;
@@ -150,9 +150,10 @@ struct intel_guc {
extern void intel_guc_init(struct drm_device *dev);
extern int intel_guc_setup(struct drm_device *dev);
extern void intel_guc_fini(struct drm_device *dev);
-extern const char *intel_guc_fw_status_repr(enum intel_guc_fw_status status);
+extern const char *intel_uc_fw_status_repr(enum intel_uc_fw_status status);
extern int intel_guc_suspend(struct drm_device *dev);
extern int intel_guc_resume(struct drm_device *dev);
+void intel_uc_fw_fetch(struct drm_device *dev, struct intel_uc_fw *uc_fw);
/* i915_guc_submission.c */
int i915_guc_submission_init(struct drm_i915_private *dev_priv);
@@ -81,16 +81,16 @@ MODULE_FIRMWARE(I915_BXT_GUC_UCODE);
MODULE_FIRMWARE(I915_KBL_GUC_UCODE);
/* User-friendly representation of an enum */
-const char *intel_guc_fw_status_repr(enum intel_guc_fw_status status)
+const char *intel_uc_fw_status_repr(enum intel_uc_fw_status status)
{
switch (status) {
- case GUC_FIRMWARE_FAIL:
+ case UC_FIRMWARE_FAIL:
return "FAIL";
- case GUC_FIRMWARE_NONE:
+ case UC_FIRMWARE_NONE:
return "NONE";
- case GUC_FIRMWARE_PENDING:
+ case UC_FIRMWARE_PENDING:
return "PENDING";
- case GUC_FIRMWARE_SUCCESS:
+ case UC_FIRMWARE_SUCCESS:
return "SUCCESS";
default:
return "UNKNOWN!";
@@ -252,7 +252,7 @@ static inline bool guc_ucode_response(struct drm_i915_private *dev_priv,
static int guc_ucode_xfer_dma(struct drm_i915_private *dev_priv,
struct i915_vma *vma)
{
- struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
+ struct intel_uc_fw *guc_fw = &dev_priv->guc.guc_fw;
unsigned long offset;
struct sg_table *sg = vma->pages;
u32 status, rsa[UOS_RSA_SCRATCH_MAX_COUNT];
@@ -324,18 +324,18 @@ static u32 guc_wopcm_size(struct drm_i915_private *dev_priv)
*/
static int guc_ucode_xfer(struct drm_i915_private *dev_priv)
{
- struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
+ struct intel_uc_fw *guc_fw = &dev_priv->guc.guc_fw;
struct drm_device *dev = &dev_priv->drm;
struct i915_vma *vma;
int ret;
- ret = i915_gem_object_set_to_gtt_domain(guc_fw->guc_fw_obj, false);
+ ret = i915_gem_object_set_to_gtt_domain(guc_fw->uc_fw_obj, false);
if (ret) {
DRM_DEBUG_DRIVER("set-domain failed %d\n", ret);
return ret;
}
- vma = i915_gem_object_ggtt_pin(guc_fw->guc_fw_obj, NULL, 0, 0, 0);
+ vma = i915_gem_object_ggtt_pin(guc_fw->uc_fw_obj, NULL, 0, 0, 0);
if (IS_ERR(vma)) {
DRM_DEBUG_DRIVER("pin failed %d\n", (int)PTR_ERR(vma));
return PTR_ERR(vma);
@@ -428,14 +428,14 @@ static int i915_reset_guc(struct drm_i915_private *dev_priv)
int intel_guc_setup(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
- const char *fw_path = guc_fw->guc_fw_path;
+ struct intel_uc_fw *guc_fw = &dev_priv->guc.guc_fw;
+ const char *fw_path = guc_fw->uc_fw_path;
int retries, ret, err;
DRM_DEBUG_DRIVER("GuC fw status: path %s, fetch %s, load %s\n",
fw_path,
- intel_guc_fw_status_repr(guc_fw->guc_fw_fetch_status),
- intel_guc_fw_status_repr(guc_fw->guc_fw_load_status));
+ intel_uc_fw_status_repr(guc_fw->fetch_status),
+ intel_uc_fw_status_repr(guc_fw->load_status));
/* Loading forbidden, or no firmware to load? */
if (!i915.enable_guc_loading) {
@@ -453,21 +453,21 @@ int intel_guc_setup(struct drm_device *dev)
}
/* Fetch failed, or already fetched but failed to load? */
- if (guc_fw->guc_fw_fetch_status != GUC_FIRMWARE_SUCCESS) {
+ if (guc_fw->fetch_status != UC_FIRMWARE_SUCCESS) {
err = -EIO;
goto fail;
- } else if (guc_fw->guc_fw_load_status == GUC_FIRMWARE_FAIL) {
+ } else if (guc_fw->load_status == UC_FIRMWARE_FAIL) {
err = -ENOEXEC;
goto fail;
}
direct_interrupts_to_host(dev_priv);
- guc_fw->guc_fw_load_status = GUC_FIRMWARE_PENDING;
+ guc_fw->load_status = UC_FIRMWARE_PENDING;
DRM_DEBUG_DRIVER("GuC fw status: fetch %s, load %s\n",
- intel_guc_fw_status_repr(guc_fw->guc_fw_fetch_status),
- intel_guc_fw_status_repr(guc_fw->guc_fw_load_status));
+ intel_uc_fw_status_repr(guc_fw->fetch_status),
+ intel_uc_fw_status_repr(guc_fw->load_status));
err = i915_guc_submission_init(dev_priv);
if (err)
@@ -501,11 +501,11 @@ int intel_guc_setup(struct drm_device *dev)
"retry %d more time(s)\n", err, retries);
}
- guc_fw->guc_fw_load_status = GUC_FIRMWARE_SUCCESS;
+ guc_fw->load_status = UC_FIRMWARE_SUCCESS;
DRM_DEBUG_DRIVER("GuC fw status: fetch %s, load %s\n",
- intel_guc_fw_status_repr(guc_fw->guc_fw_fetch_status),
- intel_guc_fw_status_repr(guc_fw->guc_fw_load_status));
+ intel_uc_fw_status_repr(guc_fw->fetch_status),
+ intel_uc_fw_status_repr(guc_fw->load_status));
if (i915.enable_guc_submission) {
err = i915_guc_submission_enable(dev_priv);
@@ -517,8 +517,8 @@ int intel_guc_setup(struct drm_device *dev)
return 0;
fail:
- if (guc_fw->guc_fw_load_status == GUC_FIRMWARE_PENDING)
- guc_fw->guc_fw_load_status = GUC_FIRMWARE_FAIL;
+ if (guc_fw->load_status == UC_FIRMWARE_PENDING)
+ guc_fw->load_status = UC_FIRMWARE_FAIL;
direct_interrupts_to_host(dev_priv);
i915_guc_submission_disable(dev_priv);
@@ -563,7 +563,7 @@ fail:
return ret;
}
-static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
+void intel_uc_fw_fetch(struct drm_device *dev, struct intel_uc_fw *uc_fw)
{
struct pci_dev *pdev = dev->pdev;
struct drm_i915_gem_object *obj;
@@ -572,17 +572,17 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
size_t size;
int err;
- DRM_DEBUG_DRIVER("before requesting firmware: GuC fw fetch status %s\n",
- intel_guc_fw_status_repr(guc_fw->guc_fw_fetch_status));
+ DRM_DEBUG_DRIVER("before requesting firmware: uC fw fetch status %s\n",
+ intel_uc_fw_status_repr(uc_fw->fetch_status));
- err = request_firmware(&fw, guc_fw->guc_fw_path, &pdev->dev);
+ err = request_firmware(&fw, uc_fw->uc_fw_path, &pdev->dev);
if (err)
goto fail;
if (!fw)
goto fail;
- DRM_DEBUG_DRIVER("fetch GuC fw from %s succeeded, fw %p\n",
- guc_fw->guc_fw_path, fw);
+ DRM_DEBUG_DRIVER("fetch uC fw from %s succeeded, fw %p\n",
+ uc_fw->uc_fw_path, fw);
/* Check the size of the blob before examining buffer contents */
if (fw->size < sizeof(struct guc_css_header)) {
@@ -593,36 +593,36 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
css = (struct guc_css_header *)fw->data;
/* Firmware bits always start from header */
- guc_fw->header_offset = 0;
- guc_fw->header_size = (css->header_size_dw - css->modulus_size_dw -
+ uc_fw->header_offset = 0;
+ uc_fw->header_size = (css->header_size_dw - css->modulus_size_dw -
css->key_size_dw - css->exponent_size_dw) * sizeof(u32);
- if (guc_fw->header_size != sizeof(struct guc_css_header)) {
+ if (uc_fw->header_size != sizeof(struct guc_css_header)) {
DRM_ERROR("CSS header definition mismatch\n");
goto fail;
}
/* then, uCode */
- guc_fw->ucode_offset = guc_fw->header_offset + guc_fw->header_size;
- guc_fw->ucode_size = (css->size_dw - css->header_size_dw) * sizeof(u32);
+ uc_fw->ucode_offset = uc_fw->header_offset + uc_fw->header_size;
+ uc_fw->ucode_size = (css->size_dw - css->header_size_dw) * sizeof(u32);
/* now RSA */
if (css->key_size_dw != UOS_RSA_SCRATCH_MAX_COUNT) {
DRM_ERROR("RSA key size is bad\n");
goto fail;
}
- guc_fw->rsa_offset = guc_fw->ucode_offset + guc_fw->ucode_size;
- guc_fw->rsa_size = css->key_size_dw * sizeof(u32);
+ uc_fw->rsa_offset = uc_fw->ucode_offset + uc_fw->ucode_size;
+ uc_fw->rsa_size = css->key_size_dw * sizeof(u32);
/* At least, it should have header, uCode and RSA. Size of all three. */
- size = guc_fw->header_size + guc_fw->ucode_size + guc_fw->rsa_size;
+ size = uc_fw->header_size + uc_fw->ucode_size + uc_fw->rsa_size;
if (fw->size < size) {
DRM_ERROR("Missing firmware components\n");
goto fail;
}
/* Header and uCode will be loaded to WOPCM. Size of the two. */
- size = guc_fw->header_size + guc_fw->ucode_size;
+ size = uc_fw->header_size + uc_fw->ucode_size;
if (size > guc_wopcm_size(to_i915(dev))) {
DRM_ERROR("Firmware is too large to fit in WOPCM\n");
goto fail;
@@ -634,21 +634,21 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
* TWO bytes each (i.e. u16), although all pointers and offsets are defined
* in terms of bytes (u8).
*/
- guc_fw->guc_fw_major_found = css->guc_sw_version >> 16;
- guc_fw->guc_fw_minor_found = css->guc_sw_version & 0xFFFF;
-
- if (guc_fw->guc_fw_major_found != guc_fw->guc_fw_major_wanted ||
- guc_fw->guc_fw_minor_found < guc_fw->guc_fw_minor_wanted) {
- DRM_ERROR("GuC firmware version %d.%d, required %d.%d\n",
- guc_fw->guc_fw_major_found, guc_fw->guc_fw_minor_found,
- guc_fw->guc_fw_major_wanted, guc_fw->guc_fw_minor_wanted);
+ uc_fw->major_ver_found = css->guc_sw_version >> 16;
+ uc_fw->minor_ver_found = css->guc_sw_version & 0xFFFF;
+
+ if (uc_fw->major_ver_found != uc_fw->major_ver_wanted ||
+ uc_fw->minor_ver_found < uc_fw->minor_ver_wanted) {
+ DRM_ERROR("uC firmware version %d.%d, required %d.%d\n",
+ uc_fw->major_ver_found, uc_fw->minor_ver_found,
+ uc_fw->major_ver_wanted, uc_fw->minor_ver_wanted);
err = -ENOEXEC;
goto fail;
}
DRM_DEBUG_DRIVER("firmware version %d.%d OK (minimum %d.%d)\n",
- guc_fw->guc_fw_major_found, guc_fw->guc_fw_minor_found,
- guc_fw->guc_fw_major_wanted, guc_fw->guc_fw_minor_wanted);
+ uc_fw->major_ver_found, uc_fw->minor_ver_found,
+ uc_fw->major_ver_wanted, uc_fw->minor_ver_wanted);
mutex_lock(&dev->struct_mutex);
obj = i915_gem_object_create_from_data(dev, fw->data, fw->size);
@@ -658,31 +658,31 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
goto fail;
}
- guc_fw->guc_fw_obj = obj;
- guc_fw->guc_fw_size = fw->size;
+ uc_fw->uc_fw_obj = obj;
+ uc_fw->uc_fw_size = fw->size;
- DRM_DEBUG_DRIVER("GuC fw fetch status SUCCESS, obj %p\n",
- guc_fw->guc_fw_obj);
+ DRM_DEBUG_DRIVER("uC fw fetch status SUCCESS, obj %p\n",
+ uc_fw->uc_fw_obj);
release_firmware(fw);
- guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_SUCCESS;
+ uc_fw->fetch_status = UC_FIRMWARE_SUCCESS;
return;
fail:
- DRM_DEBUG_DRIVER("GuC fw fetch status FAIL; err %d, fw %p, obj %p\n",
- err, fw, guc_fw->guc_fw_obj);
- DRM_ERROR("Failed to fetch GuC firmware from %s (error %d)\n",
- guc_fw->guc_fw_path, err);
+ DRM_DEBUG_DRIVER("uC fw fetch status FAIL; err %d, fw %p, obj %p\n",
+ err, fw, uc_fw->uc_fw_obj);
+ DRM_ERROR("Failed to fetch uC firmware from %s (error %d)\n",
+ uc_fw->uc_fw_path, err);
mutex_lock(&dev->struct_mutex);
- obj = guc_fw->guc_fw_obj;
+ obj = uc_fw->uc_fw_obj;
if (obj)
i915_gem_object_put(obj);
- guc_fw->guc_fw_obj = NULL;
+ uc_fw->uc_fw_obj = NULL;
mutex_unlock(&dev->struct_mutex);
release_firmware(fw); /* OK even if fw is NULL */
- guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_FAIL;
+ uc_fw->fetch_status = UC_FIRMWARE_FAIL;
}
/**
@@ -697,7 +697,7 @@ fail:
void intel_guc_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
+ struct intel_uc_fw *guc_fw = &dev_priv->guc.guc_fw;
const char *fw_path;
/* A negative value means "use platform default" */
@@ -710,24 +710,24 @@ void intel_guc_init(struct drm_device *dev)
fw_path = NULL;
} else if (IS_SKYLAKE(dev)) {
fw_path = I915_SKL_GUC_UCODE;
- guc_fw->guc_fw_major_wanted = SKL_FW_MAJOR;
- guc_fw->guc_fw_minor_wanted = SKL_FW_MINOR;
+ guc_fw->major_ver_wanted = SKL_FW_MAJOR;
+ guc_fw->minor_ver_wanted = SKL_FW_MINOR;
} else if (IS_BROXTON(dev)) {
fw_path = I915_BXT_GUC_UCODE;
- guc_fw->guc_fw_major_wanted = BXT_FW_MAJOR;
- guc_fw->guc_fw_minor_wanted = BXT_FW_MINOR;
+ guc_fw->major_ver_wanted = BXT_FW_MAJOR;
+ guc_fw->minor_ver_wanted = BXT_FW_MINOR;
} else if (IS_KABYLAKE(dev)) {
fw_path = I915_KBL_GUC_UCODE;
- guc_fw->guc_fw_major_wanted = KBL_FW_MAJOR;
- guc_fw->guc_fw_minor_wanted = KBL_FW_MINOR;
+ guc_fw->major_ver_wanted = KBL_FW_MAJOR;
+ guc_fw->minor_ver_wanted = KBL_FW_MINOR;
} else {
fw_path = ""; /* unknown device */
}
- guc_fw->guc_dev = dev;
- guc_fw->guc_fw_path = fw_path;
- guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_NONE;
- guc_fw->guc_fw_load_status = GUC_FIRMWARE_NONE;
+ guc_fw->uc_dev = dev;
+ guc_fw->uc_fw_path = fw_path;
+ guc_fw->fetch_status = UC_FIRMWARE_NONE;
+ guc_fw->load_status = UC_FIRMWARE_NONE;
/* Early (and silent) return if GuC loading is disabled */
if (!i915.enable_guc_loading)
@@ -737,9 +737,9 @@ void intel_guc_init(struct drm_device *dev)
if (*fw_path == '\0')
return;
- guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_PENDING;
+ guc_fw->fetch_status = UC_FIRMWARE_PENDING;
DRM_DEBUG_DRIVER("GuC firmware pending, path %s\n", fw_path);
- guc_fw_fetch(dev, guc_fw);
+ intel_uc_fw_fetch(dev, guc_fw);
/* status must now be FAIL or SUCCESS */
}
@@ -750,17 +750,17 @@ void intel_guc_init(struct drm_device *dev)
void intel_guc_fini(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
+ struct intel_uc_fw *guc_fw = &dev_priv->guc.guc_fw;
mutex_lock(&dev->struct_mutex);
direct_interrupts_to_host(dev_priv);
i915_guc_submission_disable(dev_priv);
i915_guc_submission_fini(dev_priv);
- if (guc_fw->guc_fw_obj)
- i915_gem_object_put(guc_fw->guc_fw_obj);
- guc_fw->guc_fw_obj = NULL;
+ if (guc_fw->uc_fw_obj)
+ i915_gem_object_put(guc_fw->uc_fw_obj);
+ guc_fw->uc_fw_obj = NULL;
mutex_unlock(&dev->struct_mutex);
- guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_NONE;
+ guc_fw->fetch_status = UC_FIRMWARE_NONE;
}