Linux doesnt pass you func0 as a function when probing - instead
providing specific access functions to read/write it.
This prepares for a patch to remove the actual array entry itself.
Signed-off-by: Ian Molton <i...@mnementh.co.uk>
---
drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 5 +----
drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 6 +++---
drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h | 13 ++++++-------
3 files changed, 10 insertions(+), 14 deletions(-)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
index 95149c686c5f..da0654c50db9 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
@@ -1021,8 +1021,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func,
/* store refs to functions used. mmc_card does
* not hold the F0 function pointer.
*/
- sdiodev->func[0] = kmemdup(func, sizeof(*func), GFP_KERNEL);
- sdiodev->func[0]->num = 0;
+ sdiodev->func[0] = NULL;
sdiodev->func[1] = func->card->sdio_func[0];
sdiodev->func[2] = func;
@@ -1048,7 +1047,6 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func,
fail:
dev_set_drvdata(&func->dev, NULL);
dev_set_drvdata(&sdiodev->func[1]->dev, NULL);
- kfree(sdiodev->func[0]);
kfree(sdiodev);
kfree(bus_if);
return err;
@@ -1081,7 +1079,6 @@ static void brcmf_ops_sdio_remove(struct sdio_func *func)
dev_set_drvdata(&sdiodev->func[2]->dev, NULL);
kfree(bus_if);
- kfree(sdiodev->func[0]);
kfree(sdiodev);
}
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index 91a17ef63a6b..230a24cb6c0a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -3766,9 +3766,9 @@ static u32 brcmf_sdio_buscore_read32(void *ctx, u32 addr)
/* Force 4339 chips over rev2 to use the same ID */
/* This is borderline tolerable whilst there is only two exceptions */
/* But could be handled better */
- if ((sdiodev->func[0]->device == SDIO_DEVICE_ID_BROADCOM_4335_4339 ||
- sdiodev->func[0]->device == SDIO_DEVICE_ID_BROADCOM_4339) &&
- addr == CORE_CC_REG(SI_ENUM_BASE, chipid)) {
+ if ((sdiodev->func[1]->device == SDIO_DEVICE_ID_BROADCOM_4335_4339 ||
+ sdiodev->func[1]->device == SDIO_DEVICE_ID_BROADCOM_4339) &&
+ addr == CORE_CC_REG(SI_ENUM_BASE, chipid)) {
rev = (val & CID_REV_MASK) >> CID_REV_SHIFT;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
index 8a976c89cf63..227c90198a8e 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
@@ -21,7 +21,9 @@
#include <linux/firmware.h>
#include "firmware.h"
-#define SDIO_FUNC_0 0
+/* Maximum number of I/O funcs */
+#define NUM_SDIO_FUNCS 3
+
#define SDIO_FUNC_1 1
#define SDIO_FUNC_2 2
@@ -39,9 +41,6 @@
#define INTR_STATUS_FUNC1 0x2
#define INTR_STATUS_FUNC2 0x4
-/* Maximum number of I/O funcs */
-#define SDIOD_MAX_IOFUNCS 7
-
/* mask of register map */
#define REG_F0_REG_MASK 0x7FF
#define REG_F1_MISC_MASK 0x1FFFF
@@ -175,7 +174,7 @@ struct brcmf_sdio;
struct brcmf_sdiod_freezer;
struct brcmf_sdio_dev {
- struct sdio_func *func[SDIO_MAX_FUNCS];
+ struct sdio_func *func[NUM_SDIO_FUNCS];
u8 num_funcs; /* Supported funcs on client */
u32 sbwad; /* Save backplane window address */
struct brcmf_core *cc_core; /* chipcommon core info struct */
@@ -297,10 +296,10 @@ void brcmf_sdiod_intr_unregister(struct brcmf_sdio_dev
*sdiodev);
/* SDIO device register access interface */
/* Functions for accessing SDIO Function 0 */
#define brcmf_sdiod_func0_rb(sdiodev, addr, r) \
- sdio_f0_readb((sdiodev)->func[0], (addr), (r))
+ sdio_f0_readb((sdiodev)->func[1], (addr), (r))
#define brcmf_sdiod_func0_wb(sdiodev, addr, v, ret) \
- sdio_f0_writeb((sdiodev)->func[0], (v), (addr), (ret))
+ sdio_f0_writeb((sdiodev)->func[1], (v), (addr), (ret))
/* Functions for accessing SDIO Function 1 */
#define brcmf_sdiod_readb(sdiodev, addr, r) \
--
2.11.0
