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wlcore/wl12xx: add quirk for legacy NVS support

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Instead of checking the chip ID directly in the wlcore code to decide
whether to use the new or the old NVS format, we now use a quirk that
should be set by the low level driver to say that it needs to use the
old format.

Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Luciano Coelho 2011-11-30 12:30:01 +02:00
parent f16ff75872
commit d203e59c4b
3 changed files with 27 additions and 23 deletions
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6
drivers/net/wireless/ti/wl12xx/main.c
View File

@ -151,7 +151,8 @@ static int wl12xx_identify_chip(struct wl1271 *wl)
wl1271_warning("chip id 0x%x (1271 PG10) support is obsolete",
wl->chip.id);
wl->quirks |= WLCORE_QUIRK_NO_BLOCKSIZE_ALIGNMENT;
wl->quirks |= WLCORE_QUIRK_NO_BLOCKSIZE_ALIGNMENT |
WLCORE_QUIRK_LEGACY_NVS;
wl->plt_fw_name = WL127X_PLT_FW_NAME;
wl->sr_fw_name = WL127X_FW_NAME_SINGLE;
wl->mr_fw_name = WL127X_FW_NAME_MULTI;
@ -161,7 +162,8 @@ static int wl12xx_identify_chip(struct wl1271 *wl)
wl1271_debug(DEBUG_BOOT, "chip id 0x%x (1271 PG20)",
wl->chip.id);
wl->quirks |= WLCORE_QUIRK_NO_BLOCKSIZE_ALIGNMENT;
wl->quirks |= WLCORE_QUIRK_NO_BLOCKSIZE_ALIGNMENT |
WLCORE_QUIRK_LEGACY_NVS;
wl->plt_fw_name = WL127X_PLT_FW_NAME;
wl->sr_fw_name = WL127X_FW_NAME_SINGLE;
wl->mr_fw_name = WL127X_FW_NAME_MULTI;

41
drivers/net/wireless/ti/wlcore/boot.c
View File

@ -215,27 +215,7 @@ int wlcore_boot_upload_nvs(struct wl1271 *wl)
if (wl->nvs == NULL)
return -ENODEV;
if (wl->chip.id == CHIP_ID_1283_PG20) {
struct wl128x_nvs_file *nvs = (struct wl128x_nvs_file *)wl->nvs;
if (wl->nvs_len == sizeof(struct wl128x_nvs_file)) {
if (nvs->general_params.dual_mode_select)
wl->enable_11a = true;
} else {
wl1271_error("nvs size is not as expected: %zu != %zu",
wl->nvs_len,
sizeof(struct wl128x_nvs_file));
kfree(wl->nvs);
wl->nvs = NULL;
wl->nvs_len = 0;
return -EILSEQ;
}
/* only the first part of the NVS needs to be uploaded */
nvs_len = sizeof(nvs->nvs);
nvs_ptr = (u8 *)nvs->nvs;
} else {
if (wl->quirks & WLCORE_QUIRK_LEGACY_NVS) {
struct wl1271_nvs_file *nvs =
(struct wl1271_nvs_file *)wl->nvs;
/*
@ -263,6 +243,25 @@ int wlcore_boot_upload_nvs(struct wl1271 *wl)
/* only the first part of the NVS needs to be uploaded */
nvs_len = sizeof(nvs->nvs);
nvs_ptr = (u8 *) nvs->nvs;
} else {
struct wl128x_nvs_file *nvs = (struct wl128x_nvs_file *)wl->nvs;
if (wl->nvs_len == sizeof(struct wl128x_nvs_file)) {
if (nvs->general_params.dual_mode_select)
wl->enable_11a = true;
} else {
wl1271_error("nvs size is not as expected: %zu != %zu",
wl->nvs_len,
sizeof(struct wl128x_nvs_file));
kfree(wl->nvs);
wl->nvs = NULL;
wl->nvs_len = 0;
return -EILSEQ;
}
/* only the first part of the NVS needs to be uploaded */
nvs_len = sizeof(nvs->nvs);
nvs_ptr = (u8 *)nvs->nvs;
}
/* update current MAC address to NVS */

3
drivers/net/wireless/ti/wlcore/wlcore.h
View File

@ -322,6 +322,9 @@ int wlcore_free_hw(struct wl1271 *wl);
/* Older firmwares did not implement the FW logger over bus feature */
#define WLCORE_QUIRK_FWLOG_NOT_IMPLEMENTED BIT(4)
/* Older firmwares use an old NVS format */
#define WLCORE_QUIRK_LEGACY_NVS BIT(5)
/* TODO: move to the lower drivers when all usages are abstracted */
#define CHIP_ID_1271_PG10 (0x4030101)
#define CHIP_ID_1271_PG20 (0x4030111)