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path: root/drivers/net/wireless/orinoco/hermes_dld.c
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Diffstat (limited to 'drivers/net/wireless/orinoco/hermes_dld.c')
-rw-r--r--drivers/net/wireless/orinoco/hermes_dld.c243
1 files changed, 9 insertions, 234 deletions
diff --git a/drivers/net/wireless/orinoco/hermes_dld.c b/drivers/net/wireless/orinoco/hermes_dld.c
index fb157eb889ca..6da85e75fce0 100644
--- a/drivers/net/wireless/orinoco/hermes_dld.c
+++ b/drivers/net/wireless/orinoco/hermes_dld.c
@@ -46,37 +46,11 @@
#define PFX "hermes_dld: "
-/*
- * AUX port access. To unlock the AUX port write the access keys to the
- * PARAM0-2 registers, then write HERMES_AUX_ENABLE to the HERMES_CONTROL
- * register. Then read it and make sure it's HERMES_AUX_ENABLED.
- */
-#define HERMES_AUX_ENABLE 0x8000 /* Enable auxiliary port access */
-#define HERMES_AUX_DISABLE 0x4000 /* Disable to auxiliary port access */
-#define HERMES_AUX_ENABLED 0xC000 /* Auxiliary port is open */
-#define HERMES_AUX_DISABLED 0x0000 /* Auxiliary port is closed */
-
-#define HERMES_AUX_PW0 0xFE01
-#define HERMES_AUX_PW1 0xDC23
-#define HERMES_AUX_PW2 0xBA45
-
-/* HERMES_CMD_DOWNLD */
-#define HERMES_PROGRAM_DISABLE (0x0000 | HERMES_CMD_DOWNLD)
-#define HERMES_PROGRAM_ENABLE_VOLATILE (0x0100 | HERMES_CMD_DOWNLD)
-#define HERMES_PROGRAM_ENABLE_NON_VOLATILE (0x0200 | HERMES_CMD_DOWNLD)
-#define HERMES_PROGRAM_NON_VOLATILE (0x0300 | HERMES_CMD_DOWNLD)
-
/* End markers used in dblocks */
#define PDI_END 0x00000000 /* End of PDA */
#define BLOCK_END 0xFFFFFFFF /* Last image block */
#define TEXT_END 0x1A /* End of text header */
-/* Limit the amout we try to download in a single shot.
- * Size is in bytes.
- */
-#define MAX_DL_SIZE 1024
-#define LIMIT_PROGRAM_SIZE 0
-
/*
* The following structures have little-endian fields denoted by
* the leading underscore. Don't access them directly - use inline
@@ -165,41 +139,6 @@ pdi_len(const struct pdi *pdi)
return 2 * (le16_to_cpu(pdi->len) - 1);
}
-/*** Hermes AUX control ***/
-
-static inline void
-hermes_aux_setaddr(hermes_t *hw, u32 addr)
-{
- hermes_write_reg(hw, HERMES_AUXPAGE, (u16) (addr >> 7));
- hermes_write_reg(hw, HERMES_AUXOFFSET, (u16) (addr & 0x7F));
-}
-
-static inline int
-hermes_aux_control(hermes_t *hw, int enabled)
-{
- int desired_state = enabled ? HERMES_AUX_ENABLED : HERMES_AUX_DISABLED;
- int action = enabled ? HERMES_AUX_ENABLE : HERMES_AUX_DISABLE;
- int i;
-
- /* Already open? */
- if (hermes_read_reg(hw, HERMES_CONTROL) == desired_state)
- return 0;
-
- hermes_write_reg(hw, HERMES_PARAM0, HERMES_AUX_PW0);
- hermes_write_reg(hw, HERMES_PARAM1, HERMES_AUX_PW1);
- hermes_write_reg(hw, HERMES_PARAM2, HERMES_AUX_PW2);
- hermes_write_reg(hw, HERMES_CONTROL, action);
-
- for (i = 0; i < 20; i++) {
- udelay(10);
- if (hermes_read_reg(hw, HERMES_CONTROL) ==
- desired_state)
- return 0;
- }
-
- return -EBUSY;
-}
-
/*** Plug Data Functions ***/
/*
@@ -271,62 +210,7 @@ hermes_plug_pdi(hermes_t *hw, const struct pdr *first_pdr,
return -EINVAL;
/* do the actual plugging */
- hermes_aux_setaddr(hw, pdr_addr(pdr));
- hermes_write_bytes(hw, HERMES_AUXDATA, pdi->data, pdi_len(pdi));
-
- return 0;
-}
-
-/* Read PDA from the adapter */
-int hermes_read_pda(hermes_t *hw,
- __le16 *pda,
- u32 pda_addr,
- u16 pda_len,
- int use_eeprom) /* can we get this into hw? */
-{
- int ret;
- u16 pda_size;
- u16 data_len = pda_len;
- __le16 *data = pda;
-
- if (use_eeprom) {
- /* PDA of spectrum symbol is in eeprom */
-
- /* Issue command to read EEPROM */
- ret = hermes_docmd_wait(hw, HERMES_CMD_READMIF, 0, NULL);
- if (ret)
- return ret;
- } else {
- /* wl_lkm does not include PDA size in the PDA area.
- * We will pad the information into pda, so other routines
- * don't have to be modified */
- pda[0] = cpu_to_le16(pda_len - 2);
- /* Includes CFG_PROD_DATA but not itself */
- pda[1] = cpu_to_le16(0x0800); /* CFG_PROD_DATA */
- data_len = pda_len - 4;
- data = pda + 2;
- }
-
- /* Open auxiliary port */
- ret = hermes_aux_control(hw, 1);
- pr_debug(PFX "AUX enable returned %d\n", ret);
- if (ret)
- return ret;
-
- /* read PDA from EEPROM */
- hermes_aux_setaddr(hw, pda_addr);
- hermes_read_words(hw, HERMES_AUXDATA, data, data_len / 2);
-
- /* Close aux port */
- ret = hermes_aux_control(hw, 0);
- pr_debug(PFX "AUX disable returned %d\n", ret);
-
- /* Check PDA length */
- pda_size = le16_to_cpu(pda[0]);
- pr_debug(PFX "Actual PDA length %d, Max allowed %d\n",
- pda_size, pda_len);
- if (pda_size > pda_len)
- return -EINVAL;
+ hw->ops->program(hw, pdi->data, pdr_addr(pdr), pdi_len(pdi));
return 0;
}
@@ -389,101 +273,13 @@ hermes_blocks_length(const char *first_block, const void *end)
/*** Hermes programming ***/
-/* About to start programming data (Hermes I)
- * offset is the entry point
- *
- * Spectrum_cs' Symbol fw does not require this
- * wl_lkm Agere fw does
- * Don't know about intersil
- */
-int hermesi_program_init(hermes_t *hw, u32 offset)
-{
- int err;
-
- /* Disable interrupts?*/
- /*hw->inten = 0x0;*/
- /*hermes_write_regn(hw, INTEN, 0);*/
- /*hermes_set_irqmask(hw, 0);*/
-
- /* Acknowledge any outstanding command */
- hermes_write_regn(hw, EVACK, 0xFFFF);
-
- /* Using doicmd_wait rather than docmd_wait */
- err = hermes_doicmd_wait(hw,
- 0x0100 | HERMES_CMD_INIT,
- 0, 0, 0, NULL);
- if (err)
- return err;
-
- err = hermes_doicmd_wait(hw,
- 0x0000 | HERMES_CMD_INIT,
- 0, 0, 0, NULL);
- if (err)
- return err;
-
- err = hermes_aux_control(hw, 1);
- pr_debug(PFX "AUX enable returned %d\n", err);
-
- if (err)
- return err;
-
- pr_debug(PFX "Enabling volatile, EP 0x%08x\n", offset);
- err = hermes_doicmd_wait(hw,
- HERMES_PROGRAM_ENABLE_VOLATILE,
- offset & 0xFFFFu,
- offset >> 16,
- 0,
- NULL);
- pr_debug(PFX "PROGRAM_ENABLE returned %d\n", err);
-
- return err;
-}
-
-/* Done programming data (Hermes I)
- *
- * Spectrum_cs' Symbol fw does not require this
- * wl_lkm Agere fw does
- * Don't know about intersil
- */
-int hermesi_program_end(hermes_t *hw)
-{
- struct hermes_response resp;
- int rc = 0;
- int err;
-
- rc = hermes_docmd_wait(hw, HERMES_PROGRAM_DISABLE, 0, &resp);
-
- pr_debug(PFX "PROGRAM_DISABLE returned %d, "
- "r0 0x%04x, r1 0x%04x, r2 0x%04x\n",
- rc, resp.resp0, resp.resp1, resp.resp2);
-
- if ((rc == 0) &&
- ((resp.status & HERMES_STATUS_CMDCODE) != HERMES_CMD_DOWNLD))
- rc = -EIO;
-
- err = hermes_aux_control(hw, 0);
- pr_debug(PFX "AUX disable returned %d\n", err);
-
- /* Acknowledge any outstanding command */
- hermes_write_regn(hw, EVACK, 0xFFFF);
-
- /* Reinitialise, ignoring return */
- (void) hermes_doicmd_wait(hw, 0x0000 | HERMES_CMD_INIT,
- 0, 0, 0, NULL);
-
- return rc ? rc : err;
-}
-
/* Program the data blocks */
int hermes_program(hermes_t *hw, const char *first_block, const void *end)
{
const struct dblock *blk;
u32 blkaddr;
u32 blklen;
-#if LIMIT_PROGRAM_SIZE
- u32 addr;
- u32 len;
-#endif
+ int err = 0;
blk = (const struct dblock *) first_block;
@@ -498,30 +294,10 @@ int hermes_program(hermes_t *hw, const char *first_block, const void *end)
pr_debug(PFX "Programming block of length %d "
"to address 0x%08x\n", blklen, blkaddr);
-#if !LIMIT_PROGRAM_SIZE
- /* wl_lkm driver splits this into writes of 2000 bytes */
- hermes_aux_setaddr(hw, blkaddr);
- hermes_write_bytes(hw, HERMES_AUXDATA, blk->data,
- blklen);
-#else
- len = (blklen < MAX_DL_SIZE) ? blklen : MAX_DL_SIZE;
- addr = blkaddr;
-
- while (addr < (blkaddr + blklen)) {
- pr_debug(PFX "Programming subblock of length %d "
- "to address 0x%08x. Data @ %p\n",
- len, addr, &blk->data[addr - blkaddr]);
-
- hermes_aux_setaddr(hw, addr);
- hermes_write_bytes(hw, HERMES_AUXDATA,
- &blk->data[addr - blkaddr],
- len);
-
- addr += len;
- len = ((blkaddr + blklen - addr) < MAX_DL_SIZE) ?
- (blkaddr + blklen - addr) : MAX_DL_SIZE;
- }
-#endif
+ err = hw->ops->program(hw, blk->data, blkaddr, blklen);
+ if (err)
+ break;
+
blk = (const struct dblock *) &blk->data[blklen];
if ((void *) blk > (end - sizeof(*blk)))
@@ -530,7 +306,7 @@ int hermes_program(hermes_t *hw, const char *first_block, const void *end)
blkaddr = dblock_addr(blk);
blklen = dblock_len(blk);
}
- return 0;
+ return err;
}
/*** Default plugging data for Hermes I ***/
@@ -690,9 +466,8 @@ int hermes_apply_pda_with_defaults(hermes_t *hw,
if ((pdi_len(pdi) == pdr_len(pdr)) &&
((void *) pdi->data + pdi_len(pdi) < pda_end)) {
/* do the actual plugging */
- hermes_aux_setaddr(hw, pdr_addr(pdr));
- hermes_write_bytes(hw, HERMES_AUXDATA,
- pdi->data, pdi_len(pdi));
+ hw->ops->program(hw, pdi->data, pdr_addr(pdr),
+ pdi_len(pdi));
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 05:46:21 +0000