[media] as102: fix endiannes casts

Smatch complains a lot about endiannes issues on as102:

drivers/media/usb/as102/as10x_cmd_stream.c:41:47: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_stream.c:41:47:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd_stream.c:41:47:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_stream.c:43:43: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_stream.c:43:43:    expected unsigned short [unsigned] [usertype] pid
drivers/media/usb/as102/as10x_cmd_stream.c:43:43:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_stream.c:98:47: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_stream.c:98:47:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd_stream.c:98:47:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_stream.c:100:43: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_stream.c:100:43:    expected unsigned short [unsigned] [usertype] pid
drivers/media/usb/as102/as10x_cmd_stream.c:100:43:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_stream.c:142:48: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_stream.c:142:48:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd_stream.c:142:48:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_stream.c:185:47: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_stream.c:185:47:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd_stream.c:185:47:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_cfg.c:46:40: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_cfg.c:46:40:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd_cfg.c:46:40:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_cfg.c:47:36: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_cfg.c:47:36:    expected unsigned short [unsigned] [usertype] tag
drivers/media/usb/as102/as10x_cmd_cfg.c:47:36:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_cfg.c:48:37: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_cfg.c:48:37:    expected unsigned short [unsigned] [usertype] type
drivers/media/usb/as102/as10x_cmd_cfg.c:48:37:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_cfg.c:72:27: warning: cast to restricted __le32
drivers/media/usb/as102/as10x_cmd_cfg.c:102:40: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_cfg.c:102:40:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd_cfg.c:102:40:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_cfg.c:104:50: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_cfg.c:104:50:    expected unsigned int [unsigned] [usertype] value32
drivers/media/usb/as102/as10x_cmd_cfg.c:104:50:    got restricted __le32 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_cfg.c:105:36: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_cfg.c:105:36:    expected unsigned short [unsigned] [usertype] tag
drivers/media/usb/as102/as10x_cmd_cfg.c:105:36:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_cfg.c:106:37: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_cfg.c:106:37:    expected unsigned short [unsigned] [usertype] type
drivers/media/usb/as102/as10x_cmd_cfg.c:106:37:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_cfg.c:156:48: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd_cfg.c:156:48:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd_cfg.c:156:48:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd_cfg.c:197:14: warning: cast to restricted __le16
drivers/media/usb/as102/as10x_cmd.c:40:40: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:40:40:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd.c:40:40:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:81:41: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:81:41:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd.c:81:41:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:123:41: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:123:41:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd.c:123:41:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:124:43: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:124:43:    expected unsigned int [unsigned] [usertype] freq
drivers/media/usb/as102/as10x_cmd.c:124:43:    got restricted __le32 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:178:48: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:178:48:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd.c:178:48:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:202:17: warning: cast to restricted __le16
drivers/media/usb/as102/as10x_cmd.c:203:24: warning: cast to restricted __le16
drivers/media/usb/as102/as10x_cmd.c:204:24: warning: cast to restricted __le16
drivers/media/usb/as102/as10x_cmd.c:230:48: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:230:48:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd.c:230:48:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:262:25: warning: cast to restricted __le16
drivers/media/usb/as102/as10x_cmd.c:289:48: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:289:48:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd.c:289:48:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:313:17: warning: cast to restricted __le32
drivers/media/usb/as102/as10x_cmd.c:315:17: warning: cast to restricted __le32
drivers/media/usb/as102/as10x_cmd.c:317:17: warning: cast to restricted __le32
drivers/media/usb/as102/as10x_cmd.c:319:17: warning: cast to restricted __le16
drivers/media/usb/as102/as10x_cmd.c:349:48: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:349:48:    expected unsigned short [unsigned] [usertype] proc_id
drivers/media/usb/as102/as10x_cmd.c:349:48:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:387:29: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:387:29:    expected unsigned short [unsigned] [usertype] req_id
drivers/media/usb/as102/as10x_cmd.c:387:29:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:388:27: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:388:27:    expected unsigned short [unsigned] [usertype] prog
drivers/media/usb/as102/as10x_cmd.c:388:27:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:389:30: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:389:30:    expected unsigned short [unsigned] [usertype] version
drivers/media/usb/as102/as10x_cmd.c:389:30:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:390:31: warning: incorrect type in assignment (different base types)
drivers/media/usb/as102/as10x_cmd.c:390:31:    expected unsigned short [unsigned] [usertype] data_len
drivers/media/usb/as102/as10x_cmd.c:390:31:    got restricted __le16 [usertype] <noident>
drivers/media/usb/as102/as10x_cmd.c:408:14: warning: cast to restricted __le16

This happens because of the command endiannes that are sent/received to
the firmware. So, add the correct endiannes tags to the command fields.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/usb/as102/as10x_cmd.c b/drivers/media/usb/as102/as10x_cmd.c
index ef23802..8706179 100644 (file)
--- a/drivers/media/usb/as102/as10x_cmd.c
+++ b/drivers/media/usb/as102/as10x_cmd.c
@@ -121,7 +121,7 @@ int as10x_cmd_set_tune(struct as10x_bus_adapter_t *adap,
 
        /* fill command */
        preq->body.set_tune.req.proc_id = cpu_to_le16(CONTROL_PROC_SETTUNE);
-       preq->body.set_tune.req.args.freq = cpu_to_le32(ptune->freq);
+       preq->body.set_tune.req.args.freq = (__force __u32)cpu_to_le32(ptune->freq);
        preq->body.set_tune.req.args.bandwidth = ptune->bandwidth;
        preq->body.set_tune.req.args.hier_select = ptune->hier_select;
        preq->body.set_tune.req.args.modulation = ptune->modulation;
@@ -199,9 +199,9 @@ int as10x_cmd_get_tune_status(struct as10x_bus_adapter_t *adap,
        /* Response OK -> get response data */
        pstatus->tune_state = prsp->body.get_tune_status.rsp.sts.tune_state;
        pstatus->signal_strength  =
-               le16_to_cpu(prsp->body.get_tune_status.rsp.sts.signal_strength);
-       pstatus->PER = le16_to_cpu(prsp->body.get_tune_status.rsp.sts.PER);
-       pstatus->BER = le16_to_cpu(prsp->body.get_tune_status.rsp.sts.BER);
+               le16_to_cpu((__force __le16)prsp->body.get_tune_status.rsp.sts.signal_strength);
+       pstatus->PER = le16_to_cpu((__force __le16)prsp->body.get_tune_status.rsp.sts.PER);
+       pstatus->BER = le16_to_cpu((__force __le16)prsp->body.get_tune_status.rsp.sts.BER);
 
 out:
        return error;
@@ -259,7 +259,7 @@ int as10x_cmd_get_tps(struct as10x_bus_adapter_t *adap, struct as10x_tps *ptps)
        ptps->transmission_mode  = prsp->body.get_tps.rsp.tps.transmission_mode;
        ptps->DVBH_mask_HP = prsp->body.get_tps.rsp.tps.DVBH_mask_HP;
        ptps->DVBH_mask_LP = prsp->body.get_tps.rsp.tps.DVBH_mask_LP;
-       ptps->cell_ID = le16_to_cpu(prsp->body.get_tps.rsp.tps.cell_ID);
+       ptps->cell_ID = le16_to_cpu((__force __le16)prsp->body.get_tps.rsp.tps.cell_ID);
 
 out:
        return error;
@@ -310,13 +310,13 @@ int as10x_cmd_get_demod_stats(struct as10x_bus_adapter_t *adap,
 
        /* Response OK -> get response data */
        pdemod_stats->frame_count =
-               le32_to_cpu(prsp->body.get_demod_stats.rsp.stats.frame_count);
+               le32_to_cpu((__force __le32)prsp->body.get_demod_stats.rsp.stats.frame_count);
        pdemod_stats->bad_frame_count =
-               le32_to_cpu(prsp->body.get_demod_stats.rsp.stats.bad_frame_count);
+               le32_to_cpu((__force __le32)prsp->body.get_demod_stats.rsp.stats.bad_frame_count);
        pdemod_stats->bytes_fixed_by_rs =
-               le32_to_cpu(prsp->body.get_demod_stats.rsp.stats.bytes_fixed_by_rs);
+               le32_to_cpu((__force __le32)prsp->body.get_demod_stats.rsp.stats.bytes_fixed_by_rs);
        pdemod_stats->mer =
-               le16_to_cpu(prsp->body.get_demod_stats.rsp.stats.mer);
+               le16_to_cpu((__force __le16)prsp->body.get_demod_stats.rsp.stats.mer);
        pdemod_stats->has_started =
                prsp->body.get_demod_stats.rsp.stats.has_started;
 

diff --git a/drivers/media/usb/as102/as10x_cmd.h b/drivers/media/usb/as102/as10x_cmd.h
index 09134f7..e06b84e 100644 (file)
--- a/drivers/media/usb/as102/as10x_cmd.h
+++ b/drivers/media/usb/as102/as10x_cmd.h
@@ -92,12 +92,12 @@ union as10x_turn_on {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
        } __packed rsp;
@@ -107,12 +107,12 @@ union as10x_turn_off {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t err;
        } __packed rsp;
@@ -122,14 +122,14 @@ union as10x_set_tune {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* tune params */
                struct as10x_tune_args args;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* response error */
                uint8_t error;
        } __packed rsp;
@@ -139,12 +139,12 @@ union as10x_get_tune_status {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* response error */
                uint8_t error;
                /* tune status */
@@ -156,12 +156,12 @@ union as10x_get_tps {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* response error */
                uint8_t error;
                /* tps details */
@@ -173,12 +173,12 @@ union as10x_common {
        /* request */
        struct {
                /* request identifier */
-               uint16_t  proc_id;
+               __le16  proc_id;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* response error */
                uint8_t error;
        } __packed rsp;
@@ -188,9 +188,9 @@ union as10x_add_pid_filter {
        /* request */
        struct {
                /* request identifier */
-               uint16_t  proc_id;
+               __le16  proc_id;
                /* PID to filter */
-               uint16_t  pid;
+               __le16  pid;
                /* stream type (MPE, PSI/SI or PES )*/
                uint8_t stream_type;
                /* PID index in filter table */
@@ -199,7 +199,7 @@ union as10x_add_pid_filter {
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* response error */
                uint8_t error;
                /* Filter id */
@@ -211,14 +211,14 @@ union as10x_del_pid_filter {
        /* request */
        struct {
                /* request identifier */
-               uint16_t  proc_id;
+               __le16  proc_id;
                /* PID to remove */
-               uint16_t  pid;
+               __le16  pid;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* response error */
                uint8_t error;
        } __packed rsp;
@@ -228,12 +228,12 @@ union as10x_start_streaming {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
        } __packed rsp;
@@ -243,12 +243,12 @@ union as10x_stop_streaming {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
        } __packed rsp;
@@ -258,12 +258,12 @@ union as10x_get_demod_stats {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
                /* demod stats */
@@ -275,12 +275,12 @@ union as10x_get_impulse_resp {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
                /* impulse response ready */
@@ -292,22 +292,22 @@ union as10x_fw_context {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* value to write (for set context)*/
                struct as10x_register_value reg_val;
                /* context tag */
-               uint16_t tag;
+               __le16 tag;
                /* context request type */
-               uint16_t type;
+               __le16 type;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* value read (for get context) */
                struct as10x_register_value reg_val;
                /* context request type */
-               uint16_t type;
+               __le16 type;
                /* error */
                uint8_t error;
        } __packed rsp;
@@ -317,7 +317,7 @@ union as10x_set_register {
        /* request */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* register description */
                struct as10x_register_addr reg_addr;
                /* register content */
@@ -326,7 +326,7 @@ union as10x_set_register {
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
        } __packed rsp;
@@ -336,14 +336,14 @@ union as10x_get_register {
        /* request */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* register description */
                struct as10x_register_addr reg_addr;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
                /* register content */
@@ -355,24 +355,24 @@ union as10x_cfg_change_mode {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* mode */
                uint8_t mode;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
        } __packed rsp;
 } __packed;
 
 struct as10x_cmd_header_t {
-       uint16_t req_id;
-       uint16_t prog;
-       uint16_t version;
-       uint16_t data_len;
+       __le16 req_id;
+       __le16 prog;
+       __le16 version;
+       __le16 data_len;
 } __packed;
 
 #define DUMP_BLOCK_SIZE 16
@@ -381,18 +381,18 @@ union as10x_dump_memory {
        /* request */
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* dump memory type request */
                uint8_t dump_req;
                /* register description */
                struct as10x_register_addr reg_addr;
                /* nb blocks to read */
-               uint16_t num_blocks;
+               __le16 num_blocks;
        } __packed req;
        /* response */
        struct {
                /* response identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
                /* dump response */
@@ -400,8 +400,8 @@ union as10x_dump_memory {
                /* data */
                union {
                        uint8_t  data8[DUMP_BLOCK_SIZE];
-                       uint16_t data16[DUMP_BLOCK_SIZE / sizeof(uint16_t)];
-                       uint32_t data32[DUMP_BLOCK_SIZE / sizeof(uint32_t)];
+                       __le16 data16[DUMP_BLOCK_SIZE / sizeof(__le16)];
+                       __le32 data32[DUMP_BLOCK_SIZE / sizeof(__le32)];
                } __packed u;
        } __packed rsp;
 } __packed;
@@ -409,13 +409,13 @@ union as10x_dump_memory {
 union as10x_dumplog_memory {
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* dump memory type request */
                uint8_t dump_req;
        } __packed req;
        struct {
                /* request identifier */
-               uint16_t proc_id;
+               __le16 proc_id;
                /* error */
                uint8_t error;
                /* dump response */
@@ -428,13 +428,13 @@ union as10x_dumplog_memory {
 union as10x_raw_data {
        /* request */
        struct {
-               uint16_t proc_id;
+               __le16 proc_id;
                uint8_t data[64 - sizeof(struct as10x_cmd_header_t)
                             - 2 /* proc_id */];
        } __packed req;
        /* response */
        struct {
-               uint16_t proc_id;
+               __le16 proc_id;
                uint8_t error;
                uint8_t data[64 - sizeof(struct as10x_cmd_header_t)
                             - 2 /* proc_id */ - 1 /* rc */];

diff --git a/drivers/media/usb/as102/as10x_cmd_cfg.c b/drivers/media/usb/as102/as10x_cmd_cfg.c
index 6f9dea1..c87f2ca 100644 (file)
--- a/drivers/media/usb/as102/as10x_cmd_cfg.c
+++ b/drivers/media/usb/as102/as10x_cmd_cfg.c
@@ -69,7 +69,7 @@ int as10x_cmd_get_context(struct as10x_bus_adapter_t *adap, uint16_t tag,
 
        if (error == 0) {
                /* Response OK -> get response data */
-               *pvalue = le32_to_cpu(prsp->body.context.rsp.reg_val.u.value32);
+               *pvalue = le32_to_cpu((__force __le32)prsp->body.context.rsp.reg_val.u.value32);
                /* value returned is always a 32-bit value */
        }
 
@@ -101,7 +101,7 @@ int as10x_cmd_set_context(struct as10x_bus_adapter_t *adap, uint16_t tag,
        /* fill command */
        pcmd->body.context.req.proc_id = cpu_to_le16(CONTROL_PROC_CONTEXT);
        /* pcmd->body.context.req.reg_val.mode initialization is not required */
-       pcmd->body.context.req.reg_val.u.value32 = cpu_to_le32(value);
+       pcmd->body.context.req.reg_val.u.value32 = (__force u32)cpu_to_le32(value);
        pcmd->body.context.req.tag = cpu_to_le16(tag);
        pcmd->body.context.req.type = cpu_to_le16(SET_CONTEXT_DATA);