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Re: [PATCH v2 09/10] net: cadence_gem: TX_LAST bit should be set by gues
From: |
Edgar E. Iglesias |
Subject: |
Re: [PATCH v2 09/10] net: cadence_gem: TX_LAST bit should be set by guest |
Date: |
Mon, 4 May 2020 17:31:51 +0200 |
User-agent: |
Mutt/1.10.1 (2018-07-13) |
On Mon, May 04, 2020 at 07:36:07PM +0530, Sai Pavan Boddu wrote:
> TX_LAST bit should not be set by hardware, its set by guest to inform
> the last bd of the frame.
Reviewed-by: Edgar E. Iglesias <address@hidden>
>
> Signed-off-by: Sai Pavan Boddu <address@hidden>
> Signed-off-by: Edgar E. Iglesias <address@hidden>
> ---
> hw/net/cadence_gem.c | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/hw/net/cadence_gem.c b/hw/net/cadence_gem.c
> index ac3a553..f0bf2e7 100644
> --- a/hw/net/cadence_gem.c
> +++ b/hw/net/cadence_gem.c
> @@ -345,11 +345,6 @@ static inline unsigned tx_desc_get_last(uint32_t *desc)
> return (desc[1] & DESC_1_TX_LAST) ? 1 : 0;
> }
>
> -static inline void tx_desc_set_last(uint32_t *desc)
> -{
> - desc[1] |= DESC_1_TX_LAST;
> -}
> -
> static inline unsigned tx_desc_get_length(uint32_t *desc)
> {
> return desc[1] & DESC_1_LENGTH;
> @@ -1270,7 +1265,6 @@ static void gem_transmit(CadenceGEMState *s)
>
> /* read next descriptor */
> if (tx_desc_get_wrap(desc)) {
> - tx_desc_set_last(desc);
>
> if (s->regs[GEM_DMACFG] & GEM_DMACFG_ADDR_64B) {
> packet_desc_addr = s->regs[GEM_TBQPH];
> --
> 2.7.4
>
- [PATCH v2 05/10] net: cadence_gem: Set ISR according to queue in use, (continued)
- [PATCH v2 05/10] net: cadence_gem: Set ISR according to queue in use, Sai Pavan Boddu, 2020/05/04
- [PATCH v2 07/10] net: cadnece_gem: Update irq_read_clear field of designcfg_debug1 reg, Sai Pavan Boddu, 2020/05/04
- [PATCH v2 06/10] net: cadence_gem: Add support for jumbo frames, Sai Pavan Boddu, 2020/05/04
- [PATCH v2 08/10] net: cadence_gem: Update the reset value for interrupt mask register, Sai Pavan Boddu, 2020/05/04
- [PATCH v2 09/10] net: cadence_gem: TX_LAST bit should be set by guest, Sai Pavan Boddu, 2020/05/04
- Re: [PATCH v2 09/10] net: cadence_gem: TX_LAST bit should be set by guest,
Edgar E. Iglesias <=
- [PATCH v2 10/10] net: cadence_gem: Fix RX address filtering, Sai Pavan Boddu, 2020/05/04
- Re: [PATCH v2 00/10] Cadence GEM Fixes, Ramon Fried, 2020/05/04
- Re: [PATCH v2 00/10] Cadence GEM Fixes, no-reply, 2020/05/05