Am 08.06.2011 04:55 schrieb Stefan Tauner:
> Signed-off-by: Stefan Tauner <[email protected]>
>
Thanks for your patch!
> ---
> ichspi.c | 51 +++++++++++++++++++++++++++++++++++++++++++++------
> 1 files changed, 45 insertions(+), 6 deletions(-)
>
> diff --git a/ichspi.c b/ichspi.c
> index 676b93a..7e4a363 100644
> --- a/ichspi.c
> +++ b/ichspi.c
> @@ -243,6 +243,44 @@ static OPCODE POSSIBLE_OPCODES[] = {
>
> static OPCODES O_EXISTING = {};
>
> +/* pretty printing functions */
> +static void pretty_print_opcodes(OPCODES *ops)
> +{
> + if(ops == NULL)
> + return;
> +
> + msg_pdbg("preop0=0x%02x, preop1=0x%02x\n", ops->preop[0],
> ops->preop[1]);
>
80 columns
> +
> + OPCODE oc;
> + uint8_t i;
> + for (i = 0; i < 8; i++) {
> + oc = ops->opcode[i];
> + msg_pdbg("op[%d]=0x%02x, %d, %d\n", i, oc.opcode, oc.spi_type,
> oc.atomic);
>
80 columns
> + }
> +}
> +
> +#define pprint_reg(reg, bit, val, sep) msg_pdbg("%s=%d" sep, #bit, (val &
> reg##_##bit)>>reg##_##bit##_OFF)
>
For this macro, 80 col violations are OK. But please insert an empty
line afterwards.
> +static void prettyprint_ich9_reg_ssfs(uint32_t reg_val)
> +{
> + msg_pdbg("SSFS: ");
> + pprint_reg(SSFS, SCIP, reg_val, ", ");
> + pprint_reg(SSFS, FDONE, reg_val, ", ");
> + pprint_reg(SSFS, FCERR, reg_val, ", ");
> + pprint_reg(SSFS, AEL, reg_val, "\n");
> +}
> +
> +static void prettyprint_ich9_reg_ssfc(uint32_t reg_val)
> +{
> + msg_pdbg("SSFC: ");
> + pprint_reg(SSFC, SCGO, reg_val, ", ");
> + pprint_reg(SSFC, ACS, reg_val, ", ");
> + pprint_reg(SSFC, SPOP, reg_val, ", ");
> + pprint_reg(SSFC, COP, reg_val, ", ");
> + pprint_reg(SSFC, DBC, reg_val, ", ");
> + pprint_reg(SSFC, SME, reg_val, ", ");
> + pprint_reg(SSFC, SCF, reg_val, "\n");
> +}
> +
> static uint8_t lookup_spi_type(uint8_t opcode)
> {
> int a;
> @@ -519,6 +557,8 @@ static int ich_init_opcodes(void)
> } else {
> curopcodes = curopcodes_done;
> msg_pdbg("done\n");
> + pretty_print_opcodes(curopcodes);
> + msg_pdbg("\n");
> return 0;
> }
> }
> @@ -793,6 +833,8 @@ static int ich9_run_opcode(OPCODE op, uint32_t offset,
> temp32 = REGREAD32(ICH9_REG_SSFS);
> if (temp32 & SSFS_FCERR) {
> msg_perr("Transaction error!\n");
> + prettyprint_ich9_reg_ssfs(temp32);
> + prettyprint_ich9_reg_ssfc(temp32);
> /* keep reserved bits */
> temp32 &= SSFS_RESERVED_MASK | SSFC_RESERVED_MASK;
> /* Clear the transaction error. */
> @@ -1195,16 +1237,13 @@ int ich_init_spi(struct pci_dev *dev, uint32_t base,
> void *rcrb,
>
> tmp = mmio_readl(ich_spibar + 0x90);
> msg_pdbg("0x90: 0x%02x (SSFS)\n", tmp & 0xff);
> - msg_pdbg("AEL %i, ", (tmp >> 4) & 1);
> - msg_pdbg("FCERR %i, ", (tmp >> 3) & 1);
> - msg_pdbg("FDONE %i, ", (tmp >> 2) & 1);
> - msg_pdbg("SCIP %i\n", (tmp >> 0) & 1);
> + prettyprint_ich9_reg_ssfs(tmp);
> if (tmp & (1 << 3)) {
> msg_pdbg("Clearing SSFS.FCERR\n");
> mmio_writeb(1 << 3, ich_spibar + 0x90);
> }
> - tmp >>= 8;
> - msg_pdbg("0x91: 0x%06x (SSFC)\n", tmp);
> + msg_pdbg("0x91: 0x%06x (SSFC)\n", tmp >> 8);
> + prettyprint_ich9_reg_ssfc(tmp);
>
> msg_pdbg("0x94: 0x%04x (PREOP)\n",
> mmio_readw(ich_spibar + 0x94));
>
Acked-by: Carl-Daniel Hailfinger <[email protected]>
Regards,
Carl-Daniel
--
http://www.hailfinger.org/
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