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iwlwifi: mvm: support NVM sections for family 8000

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The identification of the hardware section in the NVM
of new devices has been changed, hence the need to add it
to iwl_cfg and adapt the code that uses this value
accordingly.

Signed-off-by: Eran Harary <eran.harary@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eran Harary
2014-01-09 08:08:24 +02:00
committed by Emmanuel Grumbach
parent 503ab8c56c
commit ae2b21b0d9
7 changed files with 35 additions and 27 deletions
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34
drivers/net/wireless/iwlwifi/mvm/nvm.c
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@@ -67,14 +67,6 @@
#include "iwl-eeprom-read.h"
#include "iwl-nvm-parse.h"
/* list of NVM sections we are allowed/need to read */
static const int nvm_to_read[] = {
NVM_SECTION_TYPE_HW,
NVM_SECTION_TYPE_SW,
NVM_SECTION_TYPE_CALIBRATION,
NVM_SECTION_TYPE_PRODUCTION,
};
/* Default NVM size to read */
#define IWL_NVM_DEFAULT_CHUNK_SIZE (2*1024)
#define IWL_MAX_NVM_SECTION_SIZE 7000
@@ -240,7 +232,7 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
/* Checking for required sections */
if (!mvm->nvm_sections[NVM_SECTION_TYPE_SW].data ||
!mvm->nvm_sections[NVM_SECTION_TYPE_HW].data) {
!mvm->nvm_sections[mvm->cfg->nvm_hw_section_num].data) {
IWL_ERR(mvm, "Can't parse empty NVM sections\n");
return NULL;
}
@@ -248,7 +240,7 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
if (WARN_ON(!mvm->cfg))
return NULL;
hw = (const __le16 *)sections[NVM_SECTION_TYPE_HW].data;
hw = (const __le16 *)sections[mvm->cfg->nvm_hw_section_num].data;
sw = (const __le16 *)sections[NVM_SECTION_TYPE_SW].data;
calib = (const __le16 *)sections[NVM_SECTION_TYPE_CALIBRATION].data;
return iwl_parse_nvm_data(mvm->trans->dev, mvm->cfg, hw, sw, calib,
@@ -367,7 +359,7 @@ static int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm)
break;
}
if (WARN(section_id >= NVM_NUM_OF_SECTIONS,
if (WARN(section_id >= NVM_MAX_NUM_SECTIONS,
"Invalid NVM section ID %d\n", section_id)) {
ret = -EINVAL;
break;
@@ -415,6 +407,9 @@ int iwl_nvm_init(struct iwl_mvm *mvm)
int ret, i, section;
u8 *nvm_buffer, *temp;
if (WARN_ON_ONCE(mvm->cfg->nvm_hw_section_num >= NVM_MAX_NUM_SECTIONS))
return -EINVAL;
/* load external NVM if configured */
if (iwlwifi_mod_params.nvm_file) {
/* move to External NVM flow */
@@ -422,6 +417,14 @@ int iwl_nvm_init(struct iwl_mvm *mvm)
if (ret)
return ret;
} else {
/* list of NVM sections we are allowed/need to read */
int nvm_to_read[] = {
mvm->cfg->nvm_hw_section_num,
NVM_SECTION_TYPE_SW,
NVM_SECTION_TYPE_CALIBRATION,
NVM_SECTION_TYPE_PRODUCTION,
};
/* Read From FW NVM */
IWL_DEBUG_EEPROM(mvm->trans->dev, "Read from NVM\n");
@@ -446,10 +449,6 @@ int iwl_nvm_init(struct iwl_mvm *mvm)
#ifdef CONFIG_IWLWIFI_DEBUGFS
switch (section) {
case NVM_SECTION_TYPE_HW:
mvm->nvm_hw_blob.data = temp;
mvm->nvm_hw_blob.size = ret;
break;
case NVM_SECTION_TYPE_SW:
mvm->nvm_sw_blob.data = temp;
mvm->nvm_sw_blob.size = ret;
@@ -463,6 +462,11 @@ int iwl_nvm_init(struct iwl_mvm *mvm)
mvm->nvm_prod_blob.size = ret;
break;
default:
if (section == mvm->cfg->nvm_hw_section_num) {
mvm->nvm_hw_blob.data = temp;
mvm->nvm_hw_blob.size = ret;
break;
}
WARN(1, "section: %d", section);
}
#endif