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arm_coresight: define ARM_CS_CIDR_CLASS()
[openocd.git] / src / target / dsp5680xx.c
diff --git a/src/target/dsp5680xx.c b/src/target/dsp5680xx.c
index 71bf6f184bba23cc51a046669d618a4d7a4938b5..939b09d36af839bd5cffe9e5d9f94baa463ea1b3 100644 (file)
--- a/src/target/dsp5680xx.c
+++ b/src/target/dsp5680xx.c
@@ -85,7 +85,7 @@ static int dsp5680xx_drscan(struct target *target, uint8_t *d_in,
         */
        int retval = ERROR_OK;
 
-       if (NULL == target->tap) {
+       if (!target->tap) {
                retval = ERROR_FAIL;
                err_check(retval, DSP5680XX_ERROR_JTAG_INVALID_TAP,
                          "Invalid tap");
@@ -104,7 +104,7 @@ static int dsp5680xx_drscan(struct target *target, uint8_t *d_in,
                err_check(retval, DSP5680XX_ERROR_JTAG_DRSCAN,
                          "drscan failed!");
        }
-       if (d_out != NULL)
+       if (d_out)
                LOG_DEBUG("Data read (%d bits): 0x%04X", len, *d_out);
        else
                LOG_DEBUG("Data read was discarded.");
@@ -127,7 +127,7 @@ static int dsp5680xx_irscan(struct target *target, uint32_t *d_in,
 
        uint16_t tap_ir_len = DSP5680XX_JTAG_MASTER_TAP_IRLEN;
 
-       if (NULL == target->tap) {
+       if (!target->tap) {
                retval = ERROR_FAIL;
                err_check(retval, DSP5680XX_ERROR_JTAG_INVALID_TAP,
                          "Invalid tap");
@@ -140,7 +140,7 @@ static int dsp5680xx_irscan(struct target *target, uint32_t *d_in,
                } else {
                        struct jtag_tap *t =
                                jtag_tap_by_string("dsp568013.chp");
-                       if ((t == NULL)
+                       if ((!t)
                            || ((t->enabled) && (ir_len != tap_ir_len))) {
                                retval = ERROR_FAIL;
                                err_check(retval,
@@ -172,7 +172,7 @@ static int dsp5680xx_jtag_status(struct target *target, uint8_t *status)
                dsp5680xx_irscan(target, &instr, &read_from_ir,
                                 DSP5680XX_JTAG_CORE_TAP_IRLEN);
        err_check_propagate(retval);
-       if (status != NULL)
+       if (status)
                *status = (uint8_t) read_from_ir;
        return ERROR_OK;
 }
@@ -205,7 +205,7 @@ static int jtag_data_write(struct target *target, uint32_t instr, int num_bits,
                dsp5680xx_drscan(target, (uint8_t *) &instr,
                                 (uint8_t *) &data_read_dummy, num_bits);
        err_check_propagate(retval);
-       if (data_read != NULL)
+       if (data_read)
                *data_read = data_read_dummy;
        return retval;
 }
@@ -239,7 +239,7 @@ static int eonce_instruction_exec_single(struct target *target, uint8_t instr,
 
        retval = jtag_data_write(target, instr_with_flags, 8, &dr_out_tmp);
        err_check_propagate(retval);
-       if (eonce_status != NULL)
+       if (eonce_status)
                *eonce_status = (uint8_t) dr_out_tmp;
        return retval;
 }
@@ -577,9 +577,9 @@ static int switch_tap(struct target *target, struct jtag_tap *master_tap,
 
        uint32_t ir_out;        /* not used, just to make jtag happy. */
 
-       if (master_tap == NULL) {
+       if (!master_tap) {
                master_tap = jtag_tap_by_string("dsp568013.chp");
-               if (master_tap == NULL) {
+               if (!master_tap) {
                        retval = ERROR_FAIL;
                        const char *msg = "Failed to get master tap.";
 
@@ -587,9 +587,9 @@ static int switch_tap(struct target *target, struct jtag_tap *master_tap,
                                  msg);
                }
        }
-       if (core_tap == NULL) {
+       if (!core_tap) {
                core_tap = jtag_tap_by_string("dsp568013.cpu");
-               if (core_tap == NULL) {
+               if (!core_tap) {
                        retval = ERROR_FAIL;
                        err_check(retval, DSP5680XX_ERROR_JTAG_TAP_FIND_CORE,
                                  "Failed to get core tap.");
@@ -695,7 +695,7 @@ static int eonce_enter_debug_mode_without_reset(struct target *target,
                 */
                err_check_propagate(retval);
        }
-       if (eonce_status != NULL)
+       if (eonce_status)
                *eonce_status = data_read_from_dr;
        return retval;
 }
@@ -731,13 +731,13 @@ static int eonce_enter_debug_mode(struct target *target,
        struct jtag_tap *tap_cpu;
 
        tap_chp = jtag_tap_by_string("dsp568013.chp");
-       if (tap_chp == NULL) {
+       if (!tap_chp) {
                retval = ERROR_FAIL;
                err_check(retval, DSP5680XX_ERROR_JTAG_TAP_FIND_MASTER,
                          "Failed to get master tap.");
        }
        tap_cpu = jtag_tap_by_string("dsp568013.cpu");
-       if (tap_cpu == NULL) {
+       if (!tap_cpu) {
                retval = ERROR_FAIL;
                err_check(retval, DSP5680XX_ERROR_JTAG_TAP_FIND_CORE,
                          "Failed to get master tap.");
@@ -833,7 +833,7 @@ static int eonce_enter_debug_mode(struct target *target,
                retval = ERROR_TARGET_FAILURE;
                err_check(retval, DSP5680XX_ERROR_ENTER_DEBUG_MODE, msg);
        }
-       if (eonce_status != NULL)
+       if (eonce_status)
                *eonce_status = data_read_from_dr;
        return retval;
 }
@@ -1585,7 +1585,7 @@ int dsp5680xx_f_protect_check(struct target *target, uint16_t *protected)
        int retval;
 
        check_halt_and_debug(target);
-       if (protected == NULL) {
+       if (!protected) {
                const char *msg = "NULL pointer not valid.";
 
                err_check(ERROR_FAIL,
@@ -1829,7 +1829,7 @@ int dsp5680xx_f_erase_check(struct target *target, uint8_t *erased,
        retval =
                dsp5680xx_f_ex(target, HFM_ERASE_VERIFY, tmp, 0, &hfm_ustat, 1);
        err_check_propagate(retval);
-       if (erased != NULL)
+       if (erased)
                *erased = (uint8_t) (hfm_ustat & HFM_USTAT_MASK_BLANK);
        return retval;
 }
@@ -2118,13 +2118,13 @@ int dsp5680xx_f_unlock(struct target *target)
        struct jtag_tap *tap_cpu;
 
        tap_chp = jtag_tap_by_string("dsp568013.chp");
-       if (tap_chp == NULL) {
+       if (!tap_chp) {
                retval = ERROR_FAIL;
                err_check(retval, DSP5680XX_ERROR_JTAG_TAP_ENABLE_MASTER,
                          "Failed to get master tap.");
        }
        tap_cpu = jtag_tap_by_string("dsp568013.cpu");
-       if (tap_cpu == NULL) {
+       if (!tap_cpu) {
                retval = ERROR_FAIL;
                err_check(retval, DSP5680XX_ERROR_JTAG_TAP_ENABLE_CORE,
                          "Failed to get master tap.");
@@ -2226,13 +2226,13 @@ int dsp5680xx_f_lock(struct target *target)
        jtag_add_sleep(TIME_DIV_FREESCALE * 300 * 1000);
 
        tap_chp = jtag_tap_by_string("dsp568013.chp");
-       if (tap_chp == NULL) {
+       if (!tap_chp) {
                retval = ERROR_FAIL;
                err_check(retval, DSP5680XX_ERROR_JTAG_TAP_ENABLE_MASTER,
                          "Failed to get master tap.");
        }
        tap_cpu = jtag_tap_by_string("dsp568013.cpu");
-       if (tap_cpu == NULL) {
+       if (!tap_cpu) {
                retval = ERROR_FAIL;
                err_check(retval, DSP5680XX_ERROR_JTAG_TAP_ENABLE_CORE,
                          "Failed to get master tap.");
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