Re: Re: [Openvortex-dev] Re: Re: [ALSA - driver 0001138]: errors when installing au8820 modules

Takashi Iwai
2005-06-08T12:19:38Z

At Wed, 08 Jun 2005 19:40:38 +0800,
Raymond wrote:
>
>
> typedef struct {
> unsigned int *this00; /*CAsp4HwIO */
> long this04; /* How many filters for each side (default = 10) */
> long this08; /* inited to cero. Stereo flag? */
> } eqhw_t;
>
> static void vortex_EqHw_SetLevels(vortex_t * vortex, u16 peaks[])
> {
> eqhw_t *eqhw = &(vortex->eq.this04);
> int i;
>
> /* set left peaks */
> for (i = 0; i < eqhw->this04; i++) {
> hwwrite(vortex->mmio, 0x2b024 + i * VORTEX_BAND_COEFF_SIZE, peaks[i]);
> }
>
> hwwrite(vortex->mmio, 0x2b3cc, peaks[eqhw->this04]);
> hwwrite(vortex->mmio, 0x2b3d8, peaks[eqhw->this04 + 1]);
>
> /* set right peaks */
> for (i = 0; i < eqhw->this04; i++) {
> hwwrite(vortex->mmio, 0x2b204 + i * VORTEX_BAND_COEFF_SIZE,
> peaks[i + (eqhw->this04 + 2)]);
> }
>
> hwwrite(vortex->mmio, 0x2b3e4, peaks[2 + (eqhw->this04 * 2)]);
> hwwrite(vortex->mmio, 0x2b3f0, peaks[3 + (eqhw->this04 * 2)]);
> }
>
>
> vortex_EqHw_SetLevels(vortex, (u16 *) eq_levels);
>
>
>
>
> What is the reason to increase the size of the array eq_levels from 32
> to 64 ? ( eqhw->this04 seem to be 10 )

I guess he wants to keep the total array size just to be sure.
But it seems not necessary.
(Oh, and the cast above is evil. Let's remove it.)

Above all, any chance to rename the mysterious this* fields to more
understandable ones?

Takashi

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